nocfbot-0010-Rename-rpr_explain-test-views-to-descriptive-names.txt

From 7851d85ef7450c20b55035547ecaf8c977c68207 Mon Sep 17 00:00:00 2001
From: Henson Choi <assam258@gmail.com>
Date: Sat, 4 Apr 2026 22:00:50 +0900
Subject: [PATCH 10/40] Rename rpr_explain test views from sequential numbers
 to descriptive names

Replace rpr_ev01..rpr_ev89 with section-based names like
rpr_ev_ctx_absorb_group, rpr_ev_alt_nested_start, etc.
This avoids numbering conflicts when inserting new tests.
---
 src/test/regress/expected/rpr_explain.out | 378 +++++++++++-----------
 src/test/regress/sql/rpr_explain.sql      | 372 ++++++++++-----------
 2 files changed, 375 insertions(+), 375 deletions(-)

diff --git a/src/test/regress/expected/rpr_explain.out b/src/test/regress/expected/rpr_explain.out
index 560f21f44c2..f66caf8908e 100644
--- a/src/test/regress/expected/rpr_explain.out
+++ b/src/test/regress/expected/rpr_explain.out
@@ -111,7 +111,7 @@ VALUES
 -- Basic NFA Statistics Tests
 -- ============================================================
 -- Simple pattern - should show basic statistics
-CREATE VIEW rpr_ev01 AS
+CREATE VIEW rpr_ev_basic_simple AS
 SELECT count(*) OVER w
 FROM rpr_nfa_test
 WINDOW w AS (
@@ -120,7 +120,7 @@ WINDOW w AS (
     PATTERN (A B)
     DEFINE A AS cat = 'A', B AS cat = 'B'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev01'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_basic_simple'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line       
 ------------------
    PATTERN (a b) 
@@ -150,7 +150,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Pattern with no matches - 0 matched
-CREATE VIEW rpr_ev02 AS
+CREATE VIEW rpr_ev_basic_nomatch AS
 SELECT count(*) OVER w
 FROM rpr_nfa_test
 WINDOW w AS (
@@ -159,7 +159,7 @@ WINDOW w AS (
     PATTERN (X Y Z)
     DEFINE X AS cat = 'X', Y AS cat = 'Y', Z AS cat = 'Z'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev02'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_basic_nomatch'), E'\n')) AS line WHERE line ~ 'PATTERN';
         line        
 --------------------
    PATTERN (x y z) 
@@ -188,7 +188,7 @@ WINDOW w AS (
 (8 rows)
 
 -- Pattern matching every row - high match count
-CREATE VIEW rpr_ev03 AS
+CREATE VIEW rpr_ev_basic_allrows AS
 SELECT count(*) OVER w
 FROM rpr_nfa_test
 WINDOW w AS (
@@ -197,7 +197,7 @@ WINDOW w AS (
     PATTERN (R)
     DEFINE R AS TRUE
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev03'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_basic_allrows'), E'\n')) AS line WHERE line ~ 'PATTERN';
       line      
 ----------------
    PATTERN (r) 
@@ -227,7 +227,7 @@ WINDOW w AS (
 
 -- Regression test: Space before parenthesis in pattern deparse
 -- Verifies that "A (B | C)" correctly outputs as "a (b | c)" with space
-CREATE VIEW rpr_ev04 AS
+CREATE VIEW rpr_ev_basic_deparse_space AS
 SELECT count(*) OVER w
 FROM generate_series(1, 20) AS s(v)
 WINDOW w AS (
@@ -235,7 +235,7 @@ WINDOW w AS (
     PATTERN (A (B | C))
     DEFINE A AS v % 3 = 1, B AS v % 3 = 2, C AS v % 3 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev04'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_basic_deparse_space'), E'\n')) AS line WHERE line ~ 'PATTERN';
           line          
 ------------------------
    PATTERN (a (b | c)) 
@@ -266,7 +266,7 @@ WINDOW w AS (
 -- Regression test: Sequential alternations at same depth
 -- Verifies that "((B | C) (D | E))" correctly outputs as "(b | c) (d | e)"
 -- Previously failed due to missing parentheses on ALT depth decrease
-CREATE VIEW rpr_ev05 AS
+CREATE VIEW rpr_ev_basic_deparse_seqalt AS
 SELECT count(*) OVER w
 FROM generate_series(1, 30) AS s(v)
 WINDOW w AS (
@@ -274,7 +274,7 @@ WINDOW w AS (
     PATTERN (A ((B | C) (D | E))*)
     DEFINE A AS v % 5 = 1, B AS v % 5 = 2, C AS v % 5 = 3, D AS v % 5 = 4, E AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev05'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_basic_deparse_seqalt'), E'\n')) AS line WHERE line ~ 'PATTERN';
                line                
 -----------------------------------
    PATTERN (a ((b | c) (d | e))*) 
@@ -305,7 +305,7 @@ WINDOW w AS (
 -- State Statistics Tests (peak, total, merged)
 -- ============================================================
 -- Simple quantifier pattern - A+ with short matches (no merging)
-CREATE VIEW rpr_ev06 AS
+CREATE VIEW rpr_ev_state_simple_quant AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -314,7 +314,7 @@ WINDOW w AS (
     PATTERN (A+)
     DEFINE A AS v % 2 = 1
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev06'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_simple_quant'), E'\n')) AS line WHERE line ~ 'PATTERN';
       line       
 -----------------
    PATTERN (a+) 
@@ -343,7 +343,7 @@ WINDOW w AS (
 (8 rows)
 
 -- Alternation pattern - multiple state branches
-CREATE VIEW rpr_ev07 AS
+CREATE VIEW rpr_ev_state_alt AS
 SELECT count(*) OVER w
 FROM rpr_nfa_test
 WINDOW w AS (
@@ -354,7 +354,7 @@ WINDOW w AS (
         A AS cat = 'A', B AS cat = 'B', C AS cat = 'C',
         D AS cat = 'D', E AS cat = 'E'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev07'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_alt'), E'\n')) AS line WHERE line ~ 'PATTERN';
                line               
 ----------------------------------
    PATTERN ((a | b | c) (d | e)) 
@@ -386,7 +386,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Complex pattern with high state count
-CREATE VIEW rpr_ev08 AS
+CREATE VIEW rpr_ev_state_complex AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -398,7 +398,7 @@ WINDOW w AS (
         B AS v % 3 = 2,
         C AS v % 3 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev08'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_complex'), E'\n')) AS line WHERE line ~ 'PATTERN';
          line          
 -----------------------
    PATTERN (a+ b* c+) 
@@ -431,7 +431,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Grouped pattern with quantifier - state count with grouping
-CREATE VIEW rpr_ev09 AS
+CREATE VIEW rpr_ev_state_group_quant AS
 SELECT count(*) OVER w
 FROM generate_series(1, 60) AS s(v)
 WINDOW w AS (
@@ -440,7 +440,7 @@ WINDOW w AS (
     PATTERN ((A B)+)
     DEFINE A AS v % 2 = 1, B AS v % 2 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev09'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_group_quant'), E'\n')) AS line WHERE line ~ 'PATTERN';
         line         
 ---------------------
    PATTERN ((a b)+) 
@@ -471,7 +471,7 @@ WINDOW w AS (
 
 -- State explosion pattern - many alternations
 -- Pattern (A|B)(A|B)(A|B)(A|B) can create many parallel states
-CREATE VIEW rpr_ev10 AS
+CREATE VIEW rpr_ev_state_explosion AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -480,7 +480,7 @@ WINDOW w AS (
     PATTERN ((A | B) (A | B) (A | B) (A | B) (A | B) (A | B) (A | B) (A | B))
     DEFINE A AS v % 2 = 1, B AS v % 2 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev10'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_explosion'), E'\n')) AS line WHERE line ~ 'PATTERN';
                                      line                                     
 ------------------------------------------------------------------------------
    PATTERN ((a | b) (a | b) (a | b) (a | b) (a | b) (a | b) (a | b) (a | b)) 
@@ -511,7 +511,7 @@ WINDOW w AS (
 
 -- Consecutive ALT merge followed by different ALT
 -- Tests mergeConsecutiveAlts flush on ALT change: (A|B){2} (C|D)
-CREATE VIEW rpr_ev11 AS
+CREATE VIEW rpr_ev_state_alt_merge_alt AS
 SELECT count(*) OVER w
 FROM generate_series(1, 40) AS s(v)
 WINDOW w AS (
@@ -520,7 +520,7 @@ WINDOW w AS (
     PATTERN ((A | B) (A | B) (C | D))
     DEFINE A AS v % 4 = 0, B AS v % 4 = 1, C AS v % 4 = 2, D AS v % 4 = 3
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev11'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_alt_merge_alt'), E'\n')) AS line WHERE line ~ 'PATTERN';
                  line                 
 --------------------------------------
    PATTERN ((a | b) (a | b) (c | d)) 
@@ -551,7 +551,7 @@ WINDOW w AS (
 
 -- Consecutive ALT merge followed by non-ALT element
 -- Tests mergeConsecutiveAlts flush on non-ALT: (A|B){2} c
-CREATE VIEW rpr_ev12 AS
+CREATE VIEW rpr_ev_state_alt_merge_nonalt AS
 SELECT count(*) OVER w
 FROM generate_series(1, 40) AS s(v)
 WINDOW w AS (
@@ -560,7 +560,7 @@ WINDOW w AS (
     PATTERN ((A | B) (A | B) C)
     DEFINE A AS v % 3 = 0, B AS v % 3 = 1, C AS v % 3 = 2
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev12'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_alt_merge_nonalt'), E'\n')) AS line WHERE line ~ 'PATTERN';
               line              
 --------------------------------
    PATTERN ((a | b) (a | b) c) 
@@ -590,7 +590,7 @@ WINDOW w AS (
 (9 rows)
 
 -- ALT prefix/suffix absorbed into GROUP: (A|B) (A|B)+ (A|B) -> (A|B){3,}
-CREATE VIEW rpr_ev13 AS
+CREATE VIEW rpr_ev_state_alt_absorb_group AS
 SELECT count(*) OVER w
 FROM generate_series(1, 40) AS s(v)
 WINDOW w AS (
@@ -599,7 +599,7 @@ WINDOW w AS (
     PATTERN ((A | B) (A | B)+ (A | B))
     DEFINE A AS v % 2 = 0, B AS v % 2 = 1
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev13'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_alt_absorb_group'), E'\n')) AS line WHERE line ~ 'PATTERN';
                  line                  
 ---------------------------------------
    PATTERN ((a | b) (a | b)+ (a | b)) 
@@ -629,7 +629,7 @@ WINDOW w AS (
 (9 rows)
 
 -- High state count - alternation with plus quantifier
-CREATE VIEW rpr_ev14 AS
+CREATE VIEW rpr_ev_state_alt_plus AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -638,7 +638,7 @@ WINDOW w AS (
     PATTERN ((A | B | C)+ D)
     DEFINE A AS v % 4 = 1, B AS v % 4 = 2, C AS v % 4 = 3, D AS v % 4 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev14'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_alt_plus'), E'\n')) AS line WHERE line ~ 'PATTERN';
             line             
 -----------------------------
    PATTERN ((a | b | c)+ d) 
@@ -669,7 +669,7 @@ WINDOW w AS (
 
 -- Early termination: first ALT branch (A) reaches FIN immediately,
 -- pruning second branch (A B+) before it can accumulate B repetitions.
-CREATE VIEW rpr_ev15 AS
+CREATE VIEW rpr_ev_state_alt_prune AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -678,7 +678,7 @@ WINDOW w AS (
     PATTERN ((A | A B)+)
     DEFINE A AS v = 1, B AS v > 1
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev15'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_alt_prune'), E'\n')) AS line WHERE line ~ 'PATTERN';
           line           
 -------------------------
    PATTERN ((a | a b)+) 
@@ -707,7 +707,7 @@ WINDOW w AS (
 (8 rows)
 
 -- Nested quantifiers causing state growth
-CREATE VIEW rpr_ev16 AS
+CREATE VIEW rpr_ev_state_nested_quant AS
 SELECT count(*) OVER w
 FROM generate_series(1, 1000) AS s(v)
 WINDOW w AS (
@@ -716,7 +716,7 @@ WINDOW w AS (
     PATTERN (((A | B)+)+)
     DEFINE A AS v % 3 = 1, B AS v % 3 = 2
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev16'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_nested_quant'), E'\n')) AS line WHERE line ~ 'PATTERN';
            line           
 --------------------------
    PATTERN (((a | b)+)+) 
@@ -749,7 +749,7 @@ WINDOW w AS (
 -- Context Statistics Tests (peak, total, pruned + absorbed/skipped)
 -- ============================================================
 -- Context absorption with unbounded quantifier at start
-CREATE VIEW rpr_ev17 AS
+CREATE VIEW rpr_ev_ctx_absorb_unbounded AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -758,7 +758,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev17'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_ctx_absorb_unbounded'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line        
 -------------------
    PATTERN (a+ b) 
@@ -788,7 +788,7 @@ WINDOW w AS (
 (9 rows)
 
 -- No absorption - bounded quantifier
-CREATE VIEW rpr_ev18 AS
+CREATE VIEW rpr_ev_ctx_no_absorb AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -797,7 +797,7 @@ WINDOW w AS (
     PATTERN (A{2,4} B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev18'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_ctx_no_absorb'), E'\n')) AS line WHERE line ~ 'PATTERN';
          line          
 -----------------------
    PATTERN (a{2,4} b) 
@@ -827,7 +827,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Contexts skipped by SKIP PAST LAST ROW
-CREATE VIEW rpr_ev19 AS
+CREATE VIEW rpr_ev_ctx_skip AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -836,7 +836,7 @@ WINDOW w AS (
     PATTERN (A B C)
     DEFINE A AS v % 10 = 1, B AS v % 10 = 2, C AS v % 10 = 3
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev19'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_ctx_skip'), E'\n')) AS line WHERE line ~ 'PATTERN';
         line        
 --------------------
    PATTERN (a b c) 
@@ -866,7 +866,7 @@ WINDOW w AS (
 (9 rows)
 
 -- High context absorption - unbounded group
-CREATE VIEW rpr_ev20 AS
+CREATE VIEW rpr_ev_ctx_absorb_group AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -875,7 +875,7 @@ WINDOW w AS (
     PATTERN ((A B)+ C)
     DEFINE A AS v % 3 = 1, B AS v % 3 = 2, C AS v % 3 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev20'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_ctx_absorb_group'), E'\n')) AS line WHERE line ~ 'PATTERN';
          line          
 -----------------------
    PATTERN ((a b)+ c) 
@@ -907,7 +907,7 @@ WINDOW w AS (
 -- Fixed-length group absorption: (A B B)+ C
 -- B B merged to B{2}; absorbable with fixed-length check
 -- step_size=3 (A + B + B); v % 7 cycle gives 2 iterations per match
-CREATE VIEW rpr_ev20b AS
+CREATE VIEW rpr_ev_ctx_absorb_fixedvar AS
 SELECT count(*) OVER w
 FROM generate_series(1, 70) AS s(v)
 WINDOW w AS (
@@ -916,7 +916,7 @@ WINDOW w AS (
     PATTERN ((A B B)+ C)
     DEFINE A AS v % 7 IN (1, 4), B AS v % 7 IN (2, 3, 5, 6), C AS v % 7 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev20b'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_ctx_absorb_fixedvar'), E'\n')) AS line WHERE line ~ 'PATTERN';
           line           
 -------------------------
    PATTERN ((a b b)+ c) 
@@ -947,7 +947,7 @@ WINDOW w AS (
 
 -- Nested fixed-length group absorption: (A (B C){2} D)+ E
 -- step_size = 1 + (1+1)*2 + 1 = 6; v % 13 cycle gives 2 iterations + E
-CREATE VIEW rpr_ev20c AS
+CREATE VIEW rpr_ev_ctx_absorb_nested AS
 SELECT count(*) OVER w
 FROM generate_series(1, 65) AS s(v)
 WINDOW w AS (
@@ -958,7 +958,7 @@ WINDOW w AS (
            C AS v % 13 IN (3, 5, 9, 11), D AS v % 13 IN (6, 12),
            E AS v % 13 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev20c'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_ctx_absorb_nested'), E'\n')) AS line WHERE line ~ 'PATTERN';
               line              
 --------------------------------
    PATTERN ((a (b c){2} d)+ e) 
@@ -991,7 +991,7 @@ WINDOW w AS (
 
 -- Doubly nested fixed-length group absorption: (A ((B C{3}){2} D){2} E)+ F
 -- step_size = 1 + ((1+3)*2+1)*2 + 1 = 20; v % 41 cycle gives 2 iterations + F
-CREATE VIEW rpr_ev20d AS
+CREATE VIEW rpr_ev_ctx_absorb_deep AS
 SELECT count(*) OVER w
 FROM generate_series(1, 82) AS s(v)
 WINDOW w AS (
@@ -1006,7 +1006,7 @@ WINDOW w AS (
            E AS v % 41 IN (20, 40),
            F AS v % 41 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev20d'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_ctx_absorb_deep'), E'\n')) AS line WHERE line ~ 'PATTERN';
                    line                    
 -------------------------------------------
    PATTERN ((a ((b c c c){2} d){2} e)+ f) 
@@ -1044,7 +1044,7 @@ WINDOW w AS (
 -- 3-level END chain absorption: ((A (B C){2}){2})+
 -- step_size = (1 + (1+1)*2) * 2 = 10; v % 21 cycle gives 2 iterations
 -- END chain: END(BC{2}) -> END(A..{2}) -> END(+, ABSORBABLE)
-CREATE VIEW rpr_ev20e AS
+CREATE VIEW rpr_ev_ctx_absorb_endchain AS
 SELECT count(*) OVER w
 FROM generate_series(1, 42) AS s(v)
 WINDOW w AS (
@@ -1055,7 +1055,7 @@ WINDOW w AS (
            B AS v % 21 IN (2, 4, 7, 9, 12, 14, 17, 19),
            C AS v % 21 IN (3, 5, 8, 10, 13, 15, 18, 20)
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev20e'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_ctx_absorb_endchain'), E'\n')) AS line WHERE line ~ 'PATTERN';
               line               
 ---------------------------------
    PATTERN (((a (b c){2}){2})+) 
@@ -1090,7 +1090,7 @@ WINDOW w AS (
 -- Match Length Statistics Tests
 -- ============================================================
 -- Fixed length matches - all same length
-CREATE VIEW rpr_ev21 AS
+CREATE VIEW rpr_ev_mlen_fixed AS
 SELECT count(*) OVER w
 FROM rpr_nfa_test
 WINDOW w AS (
@@ -1101,7 +1101,7 @@ WINDOW w AS (
         A AS cat = 'A', B AS cat = 'B', C AS cat = 'C',
         D AS cat = 'D', E AS cat = 'E'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev21'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_mlen_fixed'), E'\n')) AS line WHERE line ~ 'PATTERN';
           line          
 ------------------------
    PATTERN (a b c d e) 
@@ -1133,7 +1133,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Variable length matches - min/max/avg differ
-CREATE VIEW rpr_ev22 AS
+CREATE VIEW rpr_ev_mlen_variable AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -1142,7 +1142,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 10 <> 0, B AS v % 10 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev22'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_mlen_variable'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line        
 -------------------
    PATTERN (a+ b) 
@@ -1172,7 +1172,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Very long matches
-CREATE VIEW rpr_ev23 AS
+CREATE VIEW rpr_ev_mlen_long AS
 SELECT count(*) OVER w
 FROM generate_series(1, 200) AS s(v)
 WINDOW w AS (
@@ -1181,7 +1181,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v <= 195, B AS v > 195
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev23'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_mlen_long'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line        
 -------------------
    PATTERN (a+ b) 
@@ -1211,7 +1211,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Uniform match length with mismatches from gap rows (v%20 = 11..15)
-CREATE VIEW rpr_ev24 AS
+CREATE VIEW rpr_ev_mlen_with_mismatch AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -1222,7 +1222,7 @@ WINDOW w AS (
         A AS (v % 20 <> 0) AND (v % 20 <= 10 OR v % 20 > 15),
         B AS v % 20 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev24'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_mlen_with_mismatch'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line        
 -------------------
    PATTERN (a+ b) 
@@ -1258,7 +1258,7 @@ WINDOW w AS (
 -- ============================================================
 -- Pattern with complete match every cycle: 0 mismatched
 -- A(1,2,3) B(4,5) C(6) repeats perfectly; X rows are pruned, not mismatched
-CREATE VIEW rpr_ev25 AS
+CREATE VIEW rpr_ev_mlen_no_mismatch AS
 SELECT count(*) OVER w
 FROM (
     SELECT v,
@@ -1274,7 +1274,7 @@ WINDOW w AS (
     PATTERN (A+ B+ C)
     DEFINE A AS cat = 'A', B AS cat = 'B', C AS cat = 'C'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev25'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_mlen_no_mismatch'), E'\n')) AS line WHERE line ~ 'PATTERN';
          line         
 ----------------------
    PATTERN (a+ b+ c) 
@@ -1311,7 +1311,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Long partial matches that fail
-CREATE VIEW rpr_ev26 AS
+CREATE VIEW rpr_ev_mlen_long_partial AS
 SELECT count(*) OVER w
 FROM (
     SELECT i AS v,
@@ -1332,7 +1332,7 @@ WINDOW w AS (
     PATTERN (A+ B+ C)
     DEFINE A AS cat = 'A', B AS cat = 'B', C AS cat = 'C'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev26'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_mlen_long_partial'), E'\n')) AS line WHERE line ~ 'PATTERN';
          line         
 ----------------------
    PATTERN (a+ b+ c) 
@@ -1377,7 +1377,7 @@ WINDOW w AS (
 -- JSON Format Tests
 -- ============================================================
 -- JSON format output with all statistics
-CREATE VIEW rpr_ev27 AS
+CREATE VIEW rpr_ev_json_basic AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -1386,7 +1386,7 @@ WINDOW w AS (
     PATTERN (A+ B+)
     DEFINE A AS v % 3 = 1, B AS v % 3 = 2
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev27'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_json_basic'), E'\n')) AS line WHERE line ~ 'PATTERN';
         line        
 --------------------
    PATTERN (a+ b+) 
@@ -1454,7 +1454,7 @@ WINDOW w AS (
 (1 row)
 
 -- JSON format with match length statistics
-CREATE VIEW rpr_ev28 AS
+CREATE VIEW rpr_ev_json_matchlen AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -1463,7 +1463,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 10 <> 0, B AS v % 10 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev28'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_json_matchlen'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line        
 -------------------
    PATTERN (a+ b) 
@@ -1535,7 +1535,7 @@ WINDOW w AS (
 
 -- JSON format with mismatch statistics
 -- Pattern A B C expects 1,2,3 but gets 1,2,4 twice causing mismatches
-CREATE VIEW rpr_ev29 AS
+CREATE VIEW rpr_ev_json_mismatch AS
 SELECT count(*) OVER w
 FROM (VALUES (1),(2),(4), (1),(2),(4), (1),(2),(3)) AS t(v)
 WINDOW w AS (
@@ -1544,7 +1544,7 @@ WINDOW w AS (
     PATTERN (A B C)
     DEFINE A AS v = 1, B AS v = 2, C AS v = 3
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev29'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_json_mismatch'), E'\n')) AS line WHERE line ~ 'PATTERN';
         line        
 --------------------
    PATTERN (a b c) 
@@ -1615,7 +1615,7 @@ WINDOW w AS (
 
 -- JSON format with skipped context statistics
 -- Alternation pattern with SKIP PAST LAST ROW causes many contexts to be skipped
-CREATE VIEW rpr_ev30 AS
+CREATE VIEW rpr_ev_json_skip AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -1624,7 +1624,7 @@ WINDOW w AS (
     PATTERN ((A | B) (A | B) (A | B) (A | B) (A | B) (A | B) (A | B) (A | B))
     DEFINE A AS v % 2 = 1, B AS v % 2 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev30'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_json_skip'), E'\n')) AS line WHERE line ~ 'PATTERN';
                                      line                                     
 ------------------------------------------------------------------------------
    PATTERN ((a | b) (a | b) (a | b) (a | b) (a | b) (a | b) (a | b) (a | b)) 
@@ -1698,7 +1698,7 @@ WINDOW w AS (
 -- XML Format Tests
 -- ============================================================
 -- XML format output
-CREATE VIEW rpr_ev31 AS
+CREATE VIEW rpr_ev_xml_basic AS
 SELECT count(*) OVER w
 FROM generate_series(1, 30) AS s(v)
 WINDOW w AS (
@@ -1707,7 +1707,7 @@ WINDOW w AS (
     PATTERN (A B)
     DEFINE A AS v % 2 = 1, B AS v % 2 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev31'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_xml_basic'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line       
 ------------------
    PATTERN (a b) 
@@ -1778,7 +1778,7 @@ WINDOW w AS (
 -- Multiple Partitions Tests
 -- ============================================================
 -- Statistics across multiple partitions
-CREATE VIEW rpr_ev32 AS
+CREATE VIEW rpr_ev_part_multi AS
 SELECT count(*) OVER w
 FROM (
     SELECT p, v
@@ -1792,7 +1792,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev32'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_part_multi'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line        
 -------------------
    PATTERN (a+ b) 
@@ -1832,7 +1832,7 @@ WINDOW w AS (
 (14 rows)
 
 -- Different pattern behavior per partition
-CREATE VIEW rpr_ev33 AS
+CREATE VIEW rpr_ev_part_diff AS
 SELECT count(*) OVER w
 FROM (
     SELECT
@@ -1847,7 +1847,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS val < 5, B AS val >= 5
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev33'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_part_diff'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line        
 -------------------
    PATTERN (a+ b) 
@@ -1889,7 +1889,7 @@ WINDOW w AS (
 -- Edge Cases
 -- ============================================================
 -- Empty result set
-CREATE VIEW rpr_ev34 AS
+CREATE VIEW rpr_ev_edge_empty AS
 SELECT count(*) OVER w
 FROM generate_series(1, 0) AS s(v)
 WINDOW w AS (
@@ -1898,7 +1898,7 @@ WINDOW w AS (
     PATTERN (A B)
     DEFINE A AS v = 1, B AS v = 2
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev34'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_edge_empty'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line       
 ------------------
    PATTERN (a b) 
@@ -1923,7 +1923,7 @@ WINDOW w AS (
 (4 rows)
 
 -- Single row
-CREATE VIEW rpr_ev35 AS
+CREATE VIEW rpr_ev_edge_single_row AS
 SELECT count(*) OVER w
 FROM generate_series(1, 1) AS s(v)
 WINDOW w AS (
@@ -1932,7 +1932,7 @@ WINDOW w AS (
     PATTERN (A)
     DEFINE A AS TRUE
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev35'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_edge_single_row'), E'\n')) AS line WHERE line ~ 'PATTERN';
       line      
 ----------------
    PATTERN (a) 
@@ -1961,7 +1961,7 @@ WINDOW w AS (
 (8 rows)
 
 -- Pattern longer than data
-CREATE VIEW rpr_ev36 AS
+CREATE VIEW rpr_ev_edge_pattern_longer AS
 SELECT count(*) OVER w
 FROM generate_series(1, 5) AS s(v)
 WINDOW w AS (
@@ -1972,7 +1972,7 @@ WINDOW w AS (
         A AS v = 1, B AS v = 2, C AS v = 3, D AS v = 4, E AS v = 5,
         F AS v = 6, G AS v = 7, H AS v = 8, I AS v = 9, J AS v = 10
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev36'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_edge_pattern_longer'), E'\n')) AS line WHERE line ~ 'PATTERN';
                line               
 ----------------------------------
    PATTERN (a b c d e f g h i j) 
@@ -2003,7 +2003,7 @@ WINDOW w AS (
 (8 rows)
 
 -- All rows match as single match
-CREATE VIEW rpr_ev37 AS
+CREATE VIEW rpr_ev_edge_single_match AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -2012,7 +2012,7 @@ WINDOW w AS (
     PATTERN (A+)
     DEFINE A AS TRUE
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev37'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_edge_single_match'), E'\n')) AS line WHERE line ~ 'PATTERN';
       line       
 -----------------
    PATTERN (a+) 
@@ -2045,7 +2045,7 @@ WINDOW w AS (
 -- Complex Pattern Tests
 -- ============================================================
 -- Nested groups
-CREATE VIEW rpr_ev38 AS
+CREATE VIEW rpr_ev_cpx_nested AS
 SELECT count(*) OVER w
 FROM generate_series(1, 60) AS s(v)
 WINDOW w AS (
@@ -2054,7 +2054,7 @@ WINDOW w AS (
     PATTERN (((A B) C)+)
     DEFINE A AS v % 3 = 1, B AS v % 3 = 2, C AS v % 3 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev38'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_cpx_nested'), E'\n')) AS line WHERE line ~ 'PATTERN';
           line           
 -------------------------
    PATTERN (((a b) c)+) 
@@ -2084,7 +2084,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Multiple alternations
-CREATE VIEW rpr_ev39 AS
+CREATE VIEW rpr_ev_cpx_multi_alt AS
 SELECT count(*) OVER w
 FROM rpr_nfa_test
 WINDOW w AS (
@@ -2095,7 +2095,7 @@ WINDOW w AS (
         A AS cat = 'A', B AS cat = 'B', C AS cat = 'C',
         D AS cat = 'D', E AS cat = 'E'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev39'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_cpx_multi_alt'), E'\n')) AS line WHERE line ~ 'PATTERN';
                line               
 ----------------------------------
    PATTERN ((a | b) (c | d | e)) 
@@ -2127,7 +2127,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Optional elements
-CREATE VIEW rpr_ev40 AS
+CREATE VIEW rpr_ev_cpx_optional AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -2136,7 +2136,7 @@ WINDOW w AS (
     PATTERN (A B? C)
     DEFINE A AS v % 4 = 1, B AS v % 4 = 2, C AS v % 4 = 3
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev40'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_cpx_optional'), E'\n')) AS line WHERE line ~ 'PATTERN';
         line         
 ---------------------
    PATTERN (a b? c) 
@@ -2166,7 +2166,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Bounded quantifiers
-CREATE VIEW rpr_ev41 AS
+CREATE VIEW rpr_ev_cpx_bounded AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -2175,7 +2175,7 @@ WINDOW w AS (
     PATTERN (A{2,5} B)
     DEFINE A AS v % 10 <> 0, B AS v % 10 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev41'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_cpx_bounded'), E'\n')) AS line WHERE line ~ 'PATTERN';
          line          
 -----------------------
    PATTERN (a{2,5} b) 
@@ -2205,7 +2205,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Star quantifier
-CREATE VIEW rpr_ev42 AS
+CREATE VIEW rpr_ev_cpx_star AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -2214,7 +2214,7 @@ WINDOW w AS (
     PATTERN (A B* C)
     DEFINE A AS v % 10 = 1, B AS v % 10 IN (2,3,4,5,6,7,8), C AS v % 10 = 9
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev42'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_cpx_star'), E'\n')) AS line WHERE line ~ 'PATTERN';
         line         
 ---------------------
    PATTERN (a b* c) 
@@ -2247,7 +2247,7 @@ WINDOW w AS (
 -- Real-world Pattern Examples
 -- ============================================================
 -- Stock price pattern - V-shape (down then up)
-CREATE VIEW rpr_ev43 AS
+CREATE VIEW rpr_ev_real_vshape AS
 SELECT count(*) OVER w
 FROM rpr_nfa_complex
 WINDOW w AS (
@@ -2256,7 +2256,7 @@ WINDOW w AS (
     PATTERN (D+ U+)
     DEFINE D AS trend = 'D', U AS trend = 'U'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev43'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_real_vshape'), E'\n')) AS line WHERE line ~ 'PATTERN';
         line        
 --------------------
    PATTERN (d+ u+) 
@@ -2286,7 +2286,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Stock price pattern - peak (up, stable, down)
-CREATE VIEW rpr_ev44 AS
+CREATE VIEW rpr_ev_real_peak AS
 SELECT count(*) OVER w
 FROM rpr_nfa_complex
 WINDOW w AS (
@@ -2295,7 +2295,7 @@ WINDOW w AS (
     PATTERN (U+ S* D+)
     DEFINE U AS trend = 'U', S AS trend = 'S', D AS trend = 'D'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev44'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_real_peak'), E'\n')) AS line WHERE line ~ 'PATTERN';
          line          
 -----------------------
    PATTERN (u+ s* d+) 
@@ -2325,7 +2325,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Consecutive increasing values (using PREV)
-CREATE VIEW rpr_ev45 AS
+CREATE VIEW rpr_ev_real_increasing AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -2334,7 +2334,7 @@ WINDOW w AS (
     PATTERN (A{3,})
     DEFINE A AS v > PREV(v) OR PREV(v) IS NULL
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev45'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_real_increasing'), E'\n')) AS line WHERE line ~ 'PATTERN';
         line        
 --------------------
    PATTERN (a{3,}) 
@@ -2367,7 +2367,7 @@ WINDOW w AS (
 -- Performance-oriented Tests
 -- ============================================================
 -- Large dataset with simple pattern
-CREATE VIEW rpr_ev46 AS
+CREATE VIEW rpr_ev_perf_large_simple AS
 SELECT count(*) OVER w
 FROM generate_series(1, 1000) AS s(v)
 WINDOW w AS (
@@ -2376,7 +2376,7 @@ WINDOW w AS (
     PATTERN (A B)
     DEFINE A AS v % 2 = 1, B AS v % 2 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev46'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_perf_large_simple'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line       
 ------------------
    PATTERN (a b) 
@@ -2406,7 +2406,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Large dataset with absorption
-CREATE VIEW rpr_ev47 AS
+CREATE VIEW rpr_ev_perf_large_absorb AS
 SELECT count(*) OVER w
 FROM generate_series(1, 1000) AS s(v)
 WINDOW w AS (
@@ -2415,7 +2415,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 100 <> 0, B AS v % 100 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev47'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_perf_large_absorb'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line        
 -------------------
    PATTERN (a+ b) 
@@ -2445,7 +2445,7 @@ WINDOW w AS (
 (9 rows)
 
 -- High state merge ratio
-CREATE VIEW rpr_ev48 AS
+CREATE VIEW rpr_ev_perf_high_merge AS
 SELECT count(*) OVER w
 FROM generate_series(1, 500) AS s(v)
 WINDOW w AS (
@@ -2454,7 +2454,7 @@ WINDOW w AS (
     PATTERN ((A | B)+ C)
     DEFINE A AS v % 3 = 1, B AS v % 3 = 2, C AS v % 3 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev48'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_perf_high_merge'), E'\n')) AS line WHERE line ~ 'PATTERN';
           line           
 -------------------------
    PATTERN ((a | b)+ c) 
@@ -2487,7 +2487,7 @@ WINDOW w AS (
 -- INITIAL vs no INITIAL comparison
 -- ============================================================
 -- With INITIAL keyword
-CREATE VIEW rpr_ev49 AS
+CREATE VIEW rpr_ev_initial_with AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -2497,7 +2497,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev49'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_initial_with'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line        
 -------------------
    PATTERN (a+ b) 
@@ -2528,7 +2528,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Without INITIAL keyword (same behavior currently)
-CREATE VIEW rpr_ev50 AS
+CREATE VIEW rpr_ev_initial_without AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -2537,7 +2537,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev50'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_initial_without'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line        
 -------------------
    PATTERN (a+ b) 
@@ -2570,7 +2570,7 @@ WINDOW w AS (
 -- Quantifier Variations
 -- ============================================================
 -- Plus quantifier
-CREATE VIEW rpr_ev51 AS
+CREATE VIEW rpr_ev_quant_plus AS
 SELECT count(*) OVER w
 FROM generate_series(1, 40) AS s(v)
 WINDOW w AS (
@@ -2579,7 +2579,7 @@ WINDOW w AS (
     PATTERN (A+)
     DEFINE A AS v % 4 <> 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev51'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_quant_plus'), E'\n')) AS line WHERE line ~ 'PATTERN';
       line       
 -----------------
    PATTERN (a+) 
@@ -2609,7 +2609,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Star quantifier (zero or more)
-CREATE VIEW rpr_ev52 AS
+CREATE VIEW rpr_ev_quant_star AS
 SELECT count(*) OVER w
 FROM generate_series(1, 40) AS s(v)
 WINDOW w AS (
@@ -2618,7 +2618,7 @@ WINDOW w AS (
     PATTERN (A* B)
     DEFINE A AS v % 4 IN (1, 2), B AS v % 4 = 3
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev52'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_quant_star'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line        
 -------------------
    PATTERN (a* b) 
@@ -2648,7 +2648,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Question mark (zero or one)
-CREATE VIEW rpr_ev53 AS
+CREATE VIEW rpr_ev_quant_question AS
 SELECT count(*) OVER w
 FROM generate_series(1, 40) AS s(v)
 WINDOW w AS (
@@ -2657,7 +2657,7 @@ WINDOW w AS (
     PATTERN (A? B C)
     DEFINE A AS v % 4 = 1, B AS v % 4 = 2, C AS v % 4 = 3
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev53'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_quant_question'), E'\n')) AS line WHERE line ~ 'PATTERN';
         line         
 ---------------------
    PATTERN (a? b c) 
@@ -2687,7 +2687,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Exact count {n}
-CREATE VIEW rpr_ev54 AS
+CREATE VIEW rpr_ev_quant_exact AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -2696,7 +2696,7 @@ WINDOW w AS (
     PATTERN (A{3} B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev54'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_quant_exact'), E'\n')) AS line WHERE line ~ 'PATTERN';
         line         
 ---------------------
    PATTERN (a{3} b) 
@@ -2726,7 +2726,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Range {n,m}
-CREATE VIEW rpr_ev55 AS
+CREATE VIEW rpr_ev_quant_range AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -2735,7 +2735,7 @@ WINDOW w AS (
     PATTERN (A{2,4} B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev55'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_quant_range'), E'\n')) AS line WHERE line ~ 'PATTERN';
          line          
 -----------------------
    PATTERN (a{2,4} b) 
@@ -2765,7 +2765,7 @@ WINDOW w AS (
 (9 rows)
 
 -- At least {n,}
-CREATE VIEW rpr_ev56 AS
+CREATE VIEW rpr_ev_quant_atleast AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -2774,7 +2774,7 @@ WINDOW w AS (
     PATTERN (A{3,} B)
     DEFINE A AS v % 10 <> 0, B AS v % 10 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev56'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_quant_atleast'), E'\n')) AS line WHERE line ~ 'PATTERN';
          line         
 ----------------------
    PATTERN (a{3,} b) 
@@ -2808,7 +2808,7 @@ WINDOW w AS (
 -- ============================================================
 -- Verify state count accuracy
 -- Pattern A+ B with 20 rows should show predictable state behavior
-CREATE VIEW rpr_ev57 AS
+CREATE VIEW rpr_ev_reg_state_count AS
 SELECT count(*) OVER w
 FROM generate_series(1, 20) AS s(v)
 WINDOW w AS (
@@ -2817,7 +2817,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev57'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_reg_state_count'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line        
 -------------------
    PATTERN (a+ b) 
@@ -2847,7 +2847,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Verify context count with known absorption
-CREATE VIEW rpr_ev58 AS
+CREATE VIEW rpr_ev_reg_ctx_absorb AS
 SELECT count(*) OVER w
 FROM generate_series(1, 30) AS s(v)
 WINDOW w AS (
@@ -2856,7 +2856,7 @@ WINDOW w AS (
     PATTERN (A+ B C)
     DEFINE A AS v % 10 IN (1,2,3,4,5,6,7), B AS v % 10 = 8, C AS v % 10 = 9
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev58'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_reg_ctx_absorb'), E'\n')) AS line WHERE line ~ 'PATTERN';
         line         
 ---------------------
    PATTERN (a+ b c) 
@@ -2886,7 +2886,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Verify match length with fixed-length pattern
-CREATE VIEW rpr_ev59 AS
+CREATE VIEW rpr_ev_reg_matchlen AS
 SELECT count(*) OVER w
 FROM generate_series(1, 30) AS s(v)
 WINDOW w AS (
@@ -2895,7 +2895,7 @@ WINDOW w AS (
     PATTERN (A B C)
     DEFINE A AS v % 3 = 1, B AS v % 3 = 2, C AS v % 3 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev59'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_reg_matchlen'), E'\n')) AS line WHERE line ~ 'PATTERN';
         line        
 --------------------
    PATTERN (a b c) 
@@ -2928,7 +2928,7 @@ WINDOW w AS (
 -- Alternation Pattern Tests
 -- ============================================================
 -- Simple alternation
-CREATE VIEW rpr_ev60 AS
+CREATE VIEW rpr_ev_alt_simple AS
 SELECT count(*) OVER w
 FROM rpr_nfa_test
 WINDOW w AS (
@@ -2937,7 +2937,7 @@ WINDOW w AS (
     PATTERN ((A | B) C)
     DEFINE A AS cat = 'A', B AS cat = 'B', C AS cat = 'C'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev60'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_simple'), E'\n')) AS line WHERE line ~ 'PATTERN';
           line          
 ------------------------
    PATTERN ((a | b) c) 
@@ -2967,7 +2967,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Multiple items in alternation
-CREATE VIEW rpr_ev61 AS
+CREATE VIEW rpr_ev_alt_multi_item AS
 SELECT count(*) OVER w
 FROM rpr_nfa_test
 WINDOW w AS (
@@ -2978,7 +2978,7 @@ WINDOW w AS (
         A AS cat = 'A', B AS cat = 'B', C AS cat = 'C',
         D AS cat = 'D', E AS cat = 'E'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev61'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_multi_item'), E'\n')) AS line WHERE line ~ 'PATTERN';
               line              
 --------------------------------
    PATTERN ((a | b | c | d) e) 
@@ -3010,7 +3010,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Alternation with quantifiers
-CREATE VIEW rpr_ev62 AS
+CREATE VIEW rpr_ev_alt_with_quant AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -3019,7 +3019,7 @@ WINDOW w AS (
     PATTERN ((A | B)+ C)
     DEFINE A AS v % 3 = 1, B AS v % 3 = 2, C AS v % 3 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev62'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_with_quant'), E'\n')) AS line WHERE line ~ 'PATTERN';
           line           
 -------------------------
    PATTERN ((a | b)+ c) 
@@ -3049,7 +3049,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Multiple alternatives (4+)
-CREATE VIEW rpr_ev63 AS
+CREATE VIEW rpr_ev_alt_four_plus AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -3057,7 +3057,7 @@ WINDOW w AS (
     PATTERN (A | B | C | D | E)
     DEFINE A AS v % 5 = 0, B AS v % 5 = 1, C AS v % 5 = 2, D AS v % 5 = 3, E AS v % 5 = 4
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev63'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_four_plus'), E'\n')) AS line WHERE line ~ 'PATTERN';
               line              
 --------------------------------
    PATTERN (a | b | c | d | e) 
@@ -3085,7 +3085,7 @@ WINDOW w AS (
 (8 rows)
 
 -- Alternation at start
-CREATE VIEW rpr_ev64 AS
+CREATE VIEW rpr_ev_alt_at_start AS
 SELECT count(*) OVER w
 FROM generate_series(1, 60) AS s(v)
 WINDOW w AS (
@@ -3093,7 +3093,7 @@ WINDOW w AS (
     PATTERN ((A | B) C D)
     DEFINE A AS v % 4 = 0, B AS v % 4 = 1, C AS v % 4 = 2, D AS v % 4 = 3
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev64'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_at_start'), E'\n')) AS line WHERE line ~ 'PATTERN';
            line           
 --------------------------
    PATTERN ((a | b) c d) 
@@ -3122,7 +3122,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Multiple sequential alternations
-CREATE VIEW rpr_ev65 AS
+CREATE VIEW rpr_ev_alt_sequential AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -3130,7 +3130,7 @@ WINDOW w AS (
     PATTERN ((A | B) C (D | E) F)
     DEFINE A AS v % 6 = 0, B AS v % 6 = 1, C AS v % 6 = 2, D AS v % 6 = 3, E AS v % 6 = 4, F AS v % 6 = 5
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev65'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_sequential'), E'\n')) AS line WHERE line ~ 'PATTERN';
                line               
 ----------------------------------
    PATTERN ((a | b) c (d | e) f) 
@@ -3158,7 +3158,7 @@ WINDOW w AS (
 (8 rows)
 
 -- Quantified alternatives
-CREATE VIEW rpr_ev66 AS
+CREATE VIEW rpr_ev_alt_quantified AS
 SELECT count(*) OVER w
 FROM generate_series(1, 60) AS s(v)
 WINDOW w AS (
@@ -3166,7 +3166,7 @@ WINDOW w AS (
     PATTERN ((A+ | B+) C)
     DEFINE A AS v % 3 = 0, B AS v % 3 = 1, C AS v % 3 = 2
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev66'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_quantified'), E'\n')) AS line WHERE line ~ 'PATTERN';
            line           
 --------------------------
    PATTERN ((a+ | b+) c) 
@@ -3195,7 +3195,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Alternation at end
-CREATE VIEW rpr_ev67 AS
+CREATE VIEW rpr_ev_alt_at_end AS
 SELECT count(*) OVER w
 FROM generate_series(1, 60) AS s(v)
 WINDOW w AS (
@@ -3203,7 +3203,7 @@ WINDOW w AS (
     PATTERN (A B (C | D))
     DEFINE A AS v % 4 = 0, B AS v % 4 = 1, C AS v % 4 = 2, D AS v % 4 = 3
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev67'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_at_end'), E'\n')) AS line WHERE line ~ 'PATTERN';
            line           
 --------------------------
    PATTERN (a b (c | d)) 
@@ -3233,7 +3233,7 @@ WINDOW w AS (
 
 -- Nested ALT at start of branch inside outer ALT
 -- Pattern: (A ((B | C) D | E)) - preceding VAR + inner ALT as first branch element
-CREATE VIEW rpr_ev68 AS
+CREATE VIEW rpr_ev_alt_nested_start AS
 SELECT count(*) OVER w
 FROM generate_series(1, 20) AS s(v)
 WINDOW w AS (
@@ -3241,7 +3241,7 @@ WINDOW w AS (
     PATTERN (A ((B | C) D | E))
     DEFINE A AS v % 5 = 0, B AS v % 5 = 1, C AS v % 5 = 2, D AS v % 5 = 3, E AS v % 5 = 4
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev68'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_nested_start'), E'\n')) AS line WHERE line ~ 'PATTERN';
               line              
 --------------------------------
    PATTERN (a ((b | c) d | e)) 
@@ -3270,7 +3270,7 @@ WINDOW w AS (
 
 -- Nested ALT at end of branch inside outer ALT
 -- Pattern: (C (A | B) | D) - inner ALT is last element in outer branch
-CREATE VIEW rpr_ev69 AS
+CREATE VIEW rpr_ev_alt_nested_end AS
 SELECT count(*) OVER w
 FROM generate_series(1, 20) AS s(v)
 WINDOW w AS (
@@ -3278,7 +3278,7 @@ WINDOW w AS (
     PATTERN (C (A | B) | D)
     DEFINE A AS v % 4 = 0, B AS v % 4 = 1, C AS v % 4 = 2, D AS v % 4 = 3
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev69'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_nested_end'), E'\n')) AS line WHERE line ~ 'PATTERN';
             line            
 ----------------------------
    PATTERN (c (a | b) | d) 
@@ -3309,7 +3309,7 @@ WINDOW w AS (
 -- Group Pattern Tests
 -- ============================================================
 -- Simple group
-CREATE VIEW rpr_ev70 AS
+CREATE VIEW rpr_ev_grp_simple AS
 SELECT count(*) OVER w
 FROM generate_series(1, 40) AS s(v)
 WINDOW w AS (
@@ -3318,7 +3318,7 @@ WINDOW w AS (
     PATTERN ((A B)+)
     DEFINE A AS v % 2 = 1, B AS v % 2 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev70'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_grp_simple'), E'\n')) AS line WHERE line ~ 'PATTERN';
         line         
 ---------------------
    PATTERN ((a b)+) 
@@ -3348,7 +3348,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Group with bounded quantifier
-CREATE VIEW rpr_ev71 AS
+CREATE VIEW rpr_ev_grp_bounded AS
 SELECT count(*) OVER w
 FROM generate_series(1, 40) AS s(v)
 WINDOW w AS (
@@ -3357,7 +3357,7 @@ WINDOW w AS (
     PATTERN ((A B){2,4})
     DEFINE A AS v % 2 = 1, B AS v % 2 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev71'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_grp_bounded'), E'\n')) AS line WHERE line ~ 'PATTERN';
           line           
 -------------------------
    PATTERN ((a b){2,4}) 
@@ -3387,7 +3387,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Nested groups
-CREATE VIEW rpr_ev72 AS
+CREATE VIEW rpr_ev_grp_nested AS
 SELECT count(*) OVER w
 FROM generate_series(1, 60) AS s(v)
 WINDOW w AS (
@@ -3396,7 +3396,7 @@ WINDOW w AS (
     PATTERN (((A B){2})+)
     DEFINE A AS v % 2 = 1, B AS v % 2 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev72'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_grp_nested'), E'\n')) AS line WHERE line ~ 'PATTERN';
            line           
 --------------------------
    PATTERN (((a b){2})+) 
@@ -3426,7 +3426,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Deep nesting (3+ levels)
-CREATE VIEW rpr_ev73 AS
+CREATE VIEW rpr_ev_grp_deep AS
 SELECT count(*) OVER w
 FROM generate_series(1, 40) AS s(v)
 WINDOW w AS (
@@ -3434,7 +3434,7 @@ WINDOW w AS (
     PATTERN ((((A | B)+)+)+)
     DEFINE A AS v % 2 = 0, B AS v % 2 = 1
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev73'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_grp_deep'), E'\n')) AS line WHERE line ~ 'PATTERN';
             line             
 -----------------------------
    PATTERN ((((a | b)+)+)+) 
@@ -3463,7 +3463,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Bounded quantifier on alternation
-CREATE VIEW rpr_ev74 AS
+CREATE VIEW rpr_ev_grp_bounded_alt AS
 SELECT count(*) OVER w
 FROM generate_series(1, 60) AS s(v)
 WINDOW w AS (
@@ -3471,7 +3471,7 @@ WINDOW w AS (
     PATTERN ((A | B){2,3} C)
     DEFINE A AS v % 3 = 0, B AS v % 3 = 1, C AS v % 3 = 2
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev74'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_grp_bounded_alt'), E'\n')) AS line WHERE line ~ 'PATTERN';
             line             
 -----------------------------
    PATTERN ((a | b){2,3} c) 
@@ -3500,7 +3500,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Nested groups with quantifiers
-CREATE VIEW rpr_ev75 AS
+CREATE VIEW rpr_ev_grp_nested_quant AS
 SELECT count(*) OVER w
 FROM generate_series(1, 60) AS s(v)
 WINDOW w AS (
@@ -3508,7 +3508,7 @@ WINDOW w AS (
     PATTERN (((A B)+ C)*)
     DEFINE A AS v % 3 = 0, B AS v % 3 = 1, C AS v % 3 = 2
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev75'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_grp_nested_quant'), E'\n')) AS line WHERE line ~ 'PATTERN';
            line           
 --------------------------
    PATTERN (((a b)+ c)*) 
@@ -3537,7 +3537,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Partial nested quantification
-CREATE VIEW rpr_ev76 AS
+CREATE VIEW rpr_ev_grp_partial_quant AS
 SELECT count(*) OVER w
 FROM generate_series(1, 60) AS s(v)
 WINDOW w AS (
@@ -3545,7 +3545,7 @@ WINDOW w AS (
     PATTERN ((A (B C)+)*)
     DEFINE A AS v % 3 = 0, B AS v % 3 = 1, C AS v % 3 = 2
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev76'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_grp_partial_quant'), E'\n')) AS line WHERE line ~ 'PATTERN';
            line           
 --------------------------
    PATTERN ((a (b c)+)*) 
@@ -3577,7 +3577,7 @@ WINDOW w AS (
 -- Window Function Combinations
 -- ============================================================
 -- count(*) with pattern
-CREATE VIEW rpr_ev77 AS
+CREATE VIEW rpr_ev_wfn_count AS
 SELECT count(*) OVER w
 FROM generate_series(1, 30) AS s(v)
 WINDOW w AS (
@@ -3586,7 +3586,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev77'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_wfn_count'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line        
 -------------------
    PATTERN (a+ b) 
@@ -3616,7 +3616,7 @@ WINDOW w AS (
 (9 rows)
 
 -- first_value with pattern
-CREATE VIEW rpr_ev78 AS
+CREATE VIEW rpr_ev_wfn_first_value AS
 SELECT first_value(v) OVER w
 FROM generate_series(1, 30) AS s(v)
 WINDOW w AS (
@@ -3625,7 +3625,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev78'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_wfn_first_value'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line        
 -------------------
    PATTERN (a+ b) 
@@ -3655,7 +3655,7 @@ WINDOW w AS (
 (9 rows)
 
 -- last_value with pattern
-CREATE VIEW rpr_ev79 AS
+CREATE VIEW rpr_ev_wfn_last_value AS
 SELECT last_value(v) OVER w
 FROM generate_series(1, 30) AS s(v)
 WINDOW w AS (
@@ -3664,7 +3664,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev79'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_wfn_last_value'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line        
 -------------------
    PATTERN (a+ b) 
@@ -3694,7 +3694,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Multiple window functions
-CREATE VIEW rpr_ev80 AS
+CREATE VIEW rpr_ev_wfn_multi AS
 SELECT
     count(*) OVER w,
     first_value(v) OVER w,
@@ -3706,7 +3706,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev80'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_wfn_multi'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line        
 -------------------
    PATTERN (a+ b) 
@@ -3742,7 +3742,7 @@ WINDOW w AS (
 -- DEFINE Expression Variations
 -- ============================================================
 -- Complex boolean expressions
-CREATE VIEW rpr_ev81 AS
+CREATE VIEW rpr_ev_def_complex_bool AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -3753,7 +3753,7 @@ WINDOW w AS (
         A AS (v % 5 <> 0) AND (v % 3 <> 0),
         B AS (v % 5 = 0) OR (v % 3 = 0)
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev81'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_def_complex_bool'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line        
 -------------------
    PATTERN (a+ b) 
@@ -3785,7 +3785,7 @@ WINDOW w AS (
 (9 rows)
 
 -- Using PREV function
-CREATE VIEW rpr_ev82 AS
+CREATE VIEW rpr_ev_def_prev AS
 SELECT count(*) OVER w
 FROM generate_series(1, 30) AS s(v)
 WINDOW w AS (
@@ -3797,7 +3797,7 @@ WINDOW w AS (
         U AS v > PREV(v),
         D AS v < PREV(v)
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev82'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_def_prev'), E'\n')) AS line WHERE line ~ 'PATTERN';
          line         
 ----------------------
    PATTERN (s u+ d+) 
@@ -3829,7 +3829,7 @@ WINDOW w AS (
 (8 rows)
 
 -- Using NULL comparisons
-CREATE VIEW rpr_ev83 AS
+CREATE VIEW rpr_ev_def_null AS
 SELECT count(*) OVER w
 FROM (
     SELECT CASE WHEN v % 5 = 0 THEN NULL ELSE v END AS v
@@ -3841,7 +3841,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v IS NOT NULL, B AS v IS NULL
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev83'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_def_null'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line        
 -------------------
    PATTERN (a+ b) 
@@ -3877,7 +3877,7 @@ WINDOW w AS (
 -- Large Scale Statistics Verification
 -- ============================================================
 -- 500 rows - verify statistics scale correctly
-CREATE VIEW rpr_ev84 AS
+CREATE VIEW rpr_ev_scale_500rows AS
 SELECT count(*) OVER w
 FROM generate_series(1, 500) AS s(v)
 WINDOW w AS (
@@ -3886,7 +3886,7 @@ WINDOW w AS (
     PATTERN (A+ B C)
     DEFINE A AS v % 10 < 7, B AS v % 10 = 7, C AS v % 10 = 8
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev84'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_scale_500rows'), E'\n')) AS line WHERE line ~ 'PATTERN';
         line         
 ---------------------
    PATTERN (a+ b c) 
@@ -3916,7 +3916,7 @@ WINDOW w AS (
 (9 rows)
 
 -- High match count scenario
-CREATE VIEW rpr_ev85 AS
+CREATE VIEW rpr_ev_scale_high_match AS
 SELECT count(*) OVER w
 FROM generate_series(1, 500) AS s(v)
 WINDOW w AS (
@@ -3925,7 +3925,7 @@ WINDOW w AS (
     PATTERN (A B)
     DEFINE A AS v % 2 = 1, B AS v % 2 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev85'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_scale_high_match'), E'\n')) AS line WHERE line ~ 'PATTERN';
        line       
 ------------------
    PATTERN (a b) 
@@ -3955,7 +3955,7 @@ WINDOW w AS (
 (9 rows)
 
 -- High skip count scenario
-CREATE VIEW rpr_ev86 AS
+CREATE VIEW rpr_ev_scale_high_skip AS
 SELECT count(*) OVER w
 FROM generate_series(1, 500) AS s(v)
 WINDOW w AS (
@@ -3969,7 +3969,7 @@ WINDOW w AS (
         D AS v % 100 = 4,
         E AS v % 100 = 5
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev86'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_scale_high_skip'), E'\n')) AS line WHERE line ~ 'PATTERN';
           line          
 ------------------------
    PATTERN (a b c d e) 
@@ -4013,17 +4013,17 @@ WINDOW w AS (
 -- Test with row_number() as representative case.
 --
 -- Without RPR: row_number() frame is optimized to ROWS UNBOUNDED PRECEDING
-CREATE VIEW rpr_ev87 AS
+CREATE VIEW rpr_ev_opt_no_rpr AS
 SELECT row_number() OVER w
 FROM generate_series(1, 10) AS s(v)
 WINDOW w AS (
     ORDER BY v
     ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
 );
-EXPLAIN (COSTS OFF) SELECT * FROM rpr_ev87;
+EXPLAIN (COSTS OFF) SELECT * FROM rpr_ev_opt_no_rpr;
                           QUERY PLAN                          
 --------------------------------------------------------------
- Subquery Scan on rpr_ev87
+ Subquery Scan on rpr_ev_opt_no_rpr
    ->  WindowAgg
          Window: w AS (ORDER BY s.v ROWS UNBOUNDED PRECEDING)
          ->  Sort
@@ -4032,7 +4032,7 @@ EXPLAIN (COSTS OFF) SELECT * FROM rpr_ev87;
 (6 rows)
 
 -- With RPR: frame must remain ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
-CREATE VIEW rpr_ev88 AS
+CREATE VIEW rpr_ev_opt_with_rpr AS
 SELECT row_number() OVER w
 FROM generate_series(1, 10) AS s(v)
 WINDOW w AS (
@@ -4043,10 +4043,10 @@ WINDOW w AS (
     DEFINE
         B AS v > PREV(v)
 );
-EXPLAIN (COSTS OFF) SELECT * FROM rpr_ev88;
+EXPLAIN (COSTS OFF) SELECT * FROM rpr_ev_opt_with_rpr;
                                       QUERY PLAN                                      
 --------------------------------------------------------------------------------------
- Subquery Scan on rpr_ev88
+ Subquery Scan on rpr_ev_opt_with_rpr
    ->  WindowAgg
          Window: w AS (ORDER BY s.v ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING)
          Pattern: a b+
@@ -4059,7 +4059,7 @@ EXPLAIN (COSTS OFF) SELECT * FROM rpr_ev88;
 -- Planner optimization: non-RPR and RPR windows that share the same base frame
 -- after frame optimization are kept as separate WindowAgg nodes.
 --
-CREATE VIEW rpr_ev89 AS
+CREATE VIEW rpr_ev_opt_mixed AS
 SELECT
     row_number() OVER w_normal AS rn_normal,
     row_number() OVER w_rpr AS rn_rpr
@@ -4072,10 +4072,10 @@ WINDOW
         PATTERN (A+)
         DEFINE A AS v > 1
     );
-EXPLAIN (COSTS OFF) SELECT * FROM rpr_ev89;
+EXPLAIN (COSTS OFF) SELECT * FROM rpr_ev_opt_mixed;
                                         QUERY PLAN                                        
 ------------------------------------------------------------------------------------------
- Subquery Scan on rpr_ev89
+ Subquery Scan on rpr_ev_opt_mixed
    ->  WindowAgg
          Window: w_rpr AS (ORDER BY s.v ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING)
          Pattern: a+"
diff --git a/src/test/regress/sql/rpr_explain.sql b/src/test/regress/sql/rpr_explain.sql
index 237f0366631..65a775fdad9 100644
--- a/src/test/regress/sql/rpr_explain.sql
+++ b/src/test/regress/sql/rpr_explain.sql
@@ -118,7 +118,7 @@ VALUES
 -- ============================================================
 
 -- Simple pattern - should show basic statistics
-CREATE VIEW rpr_ev01 AS
+CREATE VIEW rpr_ev_basic_simple AS
 SELECT count(*) OVER w
 FROM rpr_nfa_test
 WINDOW w AS (
@@ -127,7 +127,7 @@ WINDOW w AS (
     PATTERN (A B)
     DEFINE A AS cat = 'A', B AS cat = 'B'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev01'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_basic_simple'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -140,7 +140,7 @@ WINDOW w AS (
 )');
 
 -- Pattern with no matches - 0 matched
-CREATE VIEW rpr_ev02 AS
+CREATE VIEW rpr_ev_basic_nomatch AS
 SELECT count(*) OVER w
 FROM rpr_nfa_test
 WINDOW w AS (
@@ -149,7 +149,7 @@ WINDOW w AS (
     PATTERN (X Y Z)
     DEFINE X AS cat = 'X', Y AS cat = 'Y', Z AS cat = 'Z'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev02'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_basic_nomatch'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -162,7 +162,7 @@ WINDOW w AS (
 );');
 
 -- Pattern matching every row - high match count
-CREATE VIEW rpr_ev03 AS
+CREATE VIEW rpr_ev_basic_allrows AS
 SELECT count(*) OVER w
 FROM rpr_nfa_test
 WINDOW w AS (
@@ -171,7 +171,7 @@ WINDOW w AS (
     PATTERN (R)
     DEFINE R AS TRUE
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev03'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_basic_allrows'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -185,7 +185,7 @@ WINDOW w AS (
 
 -- Regression test: Space before parenthesis in pattern deparse
 -- Verifies that "A (B | C)" correctly outputs as "a (b | c)" with space
-CREATE VIEW rpr_ev04 AS
+CREATE VIEW rpr_ev_basic_deparse_space AS
 SELECT count(*) OVER w
 FROM generate_series(1, 20) AS s(v)
 WINDOW w AS (
@@ -193,7 +193,7 @@ WINDOW w AS (
     PATTERN (A (B | C))
     DEFINE A AS v % 3 = 1, B AS v % 3 = 2, C AS v % 3 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev04'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_basic_deparse_space'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -207,7 +207,7 @@ WINDOW w AS (
 -- Regression test: Sequential alternations at same depth
 -- Verifies that "((B | C) (D | E))" correctly outputs as "(b | c) (d | e)"
 -- Previously failed due to missing parentheses on ALT depth decrease
-CREATE VIEW rpr_ev05 AS
+CREATE VIEW rpr_ev_basic_deparse_seqalt AS
 SELECT count(*) OVER w
 FROM generate_series(1, 30) AS s(v)
 WINDOW w AS (
@@ -215,7 +215,7 @@ WINDOW w AS (
     PATTERN (A ((B | C) (D | E))*)
     DEFINE A AS v % 5 = 1, B AS v % 5 = 2, C AS v % 5 = 3, D AS v % 5 = 4, E AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev05'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_basic_deparse_seqalt'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -231,7 +231,7 @@ WINDOW w AS (
 -- ============================================================
 
 -- Simple quantifier pattern - A+ with short matches (no merging)
-CREATE VIEW rpr_ev06 AS
+CREATE VIEW rpr_ev_state_simple_quant AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -240,7 +240,7 @@ WINDOW w AS (
     PATTERN (A+)
     DEFINE A AS v % 2 = 1
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev06'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_simple_quant'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -253,7 +253,7 @@ WINDOW w AS (
 );');
 
 -- Alternation pattern - multiple state branches
-CREATE VIEW rpr_ev07 AS
+CREATE VIEW rpr_ev_state_alt AS
 SELECT count(*) OVER w
 FROM rpr_nfa_test
 WINDOW w AS (
@@ -264,7 +264,7 @@ WINDOW w AS (
         A AS cat = 'A', B AS cat = 'B', C AS cat = 'C',
         D AS cat = 'D', E AS cat = 'E'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev07'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_alt'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -279,7 +279,7 @@ WINDOW w AS (
 );');
 
 -- Complex pattern with high state count
-CREATE VIEW rpr_ev08 AS
+CREATE VIEW rpr_ev_state_complex AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -291,7 +291,7 @@ WINDOW w AS (
         B AS v % 3 = 2,
         C AS v % 3 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev08'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_complex'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -307,7 +307,7 @@ WINDOW w AS (
 );');
 
 -- Grouped pattern with quantifier - state count with grouping
-CREATE VIEW rpr_ev09 AS
+CREATE VIEW rpr_ev_state_group_quant AS
 SELECT count(*) OVER w
 FROM generate_series(1, 60) AS s(v)
 WINDOW w AS (
@@ -316,7 +316,7 @@ WINDOW w AS (
     PATTERN ((A B)+)
     DEFINE A AS v % 2 = 1, B AS v % 2 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev09'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_group_quant'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -330,7 +330,7 @@ WINDOW w AS (
 
 -- State explosion pattern - many alternations
 -- Pattern (A|B)(A|B)(A|B)(A|B) can create many parallel states
-CREATE VIEW rpr_ev10 AS
+CREATE VIEW rpr_ev_state_explosion AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -339,7 +339,7 @@ WINDOW w AS (
     PATTERN ((A | B) (A | B) (A | B) (A | B) (A | B) (A | B) (A | B) (A | B))
     DEFINE A AS v % 2 = 1, B AS v % 2 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev10'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_explosion'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -353,7 +353,7 @@ WINDOW w AS (
 
 -- Consecutive ALT merge followed by different ALT
 -- Tests mergeConsecutiveAlts flush on ALT change: (A|B){2} (C|D)
-CREATE VIEW rpr_ev11 AS
+CREATE VIEW rpr_ev_state_alt_merge_alt AS
 SELECT count(*) OVER w
 FROM generate_series(1, 40) AS s(v)
 WINDOW w AS (
@@ -362,7 +362,7 @@ WINDOW w AS (
     PATTERN ((A | B) (A | B) (C | D))
     DEFINE A AS v % 4 = 0, B AS v % 4 = 1, C AS v % 4 = 2, D AS v % 4 = 3
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev11'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_alt_merge_alt'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -376,7 +376,7 @@ WINDOW w AS (
 
 -- Consecutive ALT merge followed by non-ALT element
 -- Tests mergeConsecutiveAlts flush on non-ALT: (A|B){2} c
-CREATE VIEW rpr_ev12 AS
+CREATE VIEW rpr_ev_state_alt_merge_nonalt AS
 SELECT count(*) OVER w
 FROM generate_series(1, 40) AS s(v)
 WINDOW w AS (
@@ -385,7 +385,7 @@ WINDOW w AS (
     PATTERN ((A | B) (A | B) C)
     DEFINE A AS v % 3 = 0, B AS v % 3 = 1, C AS v % 3 = 2
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev12'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_alt_merge_nonalt'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -398,7 +398,7 @@ WINDOW w AS (
 );');
 
 -- ALT prefix/suffix absorbed into GROUP: (A|B) (A|B)+ (A|B) -> (A|B){3,}
-CREATE VIEW rpr_ev13 AS
+CREATE VIEW rpr_ev_state_alt_absorb_group AS
 SELECT count(*) OVER w
 FROM generate_series(1, 40) AS s(v)
 WINDOW w AS (
@@ -407,7 +407,7 @@ WINDOW w AS (
     PATTERN ((A | B) (A | B)+ (A | B))
     DEFINE A AS v % 2 = 0, B AS v % 2 = 1
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev13'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_alt_absorb_group'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -420,7 +420,7 @@ WINDOW w AS (
 );');
 
 -- High state count - alternation with plus quantifier
-CREATE VIEW rpr_ev14 AS
+CREATE VIEW rpr_ev_state_alt_plus AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -429,7 +429,7 @@ WINDOW w AS (
     PATTERN ((A | B | C)+ D)
     DEFINE A AS v % 4 = 1, B AS v % 4 = 2, C AS v % 4 = 3, D AS v % 4 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev14'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_alt_plus'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -443,7 +443,7 @@ WINDOW w AS (
 
 -- Early termination: first ALT branch (A) reaches FIN immediately,
 -- pruning second branch (A B+) before it can accumulate B repetitions.
-CREATE VIEW rpr_ev15 AS
+CREATE VIEW rpr_ev_state_alt_prune AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -452,7 +452,7 @@ WINDOW w AS (
     PATTERN ((A | A B)+)
     DEFINE A AS v = 1, B AS v > 1
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev15'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_alt_prune'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -465,7 +465,7 @@ WINDOW w AS (
 );');
 
 -- Nested quantifiers causing state growth
-CREATE VIEW rpr_ev16 AS
+CREATE VIEW rpr_ev_state_nested_quant AS
 SELECT count(*) OVER w
 FROM generate_series(1, 1000) AS s(v)
 WINDOW w AS (
@@ -474,7 +474,7 @@ WINDOW w AS (
     PATTERN (((A | B)+)+)
     DEFINE A AS v % 3 = 1, B AS v % 3 = 2
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev16'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_state_nested_quant'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -491,7 +491,7 @@ WINDOW w AS (
 -- ============================================================
 
 -- Context absorption with unbounded quantifier at start
-CREATE VIEW rpr_ev17 AS
+CREATE VIEW rpr_ev_ctx_absorb_unbounded AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -500,7 +500,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev17'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_ctx_absorb_unbounded'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -513,7 +513,7 @@ WINDOW w AS (
 );');
 
 -- No absorption - bounded quantifier
-CREATE VIEW rpr_ev18 AS
+CREATE VIEW rpr_ev_ctx_no_absorb AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -522,7 +522,7 @@ WINDOW w AS (
     PATTERN (A{2,4} B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev18'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_ctx_no_absorb'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -535,7 +535,7 @@ WINDOW w AS (
 );');
 
 -- Contexts skipped by SKIP PAST LAST ROW
-CREATE VIEW rpr_ev19 AS
+CREATE VIEW rpr_ev_ctx_skip AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -544,7 +544,7 @@ WINDOW w AS (
     PATTERN (A B C)
     DEFINE A AS v % 10 = 1, B AS v % 10 = 2, C AS v % 10 = 3
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev19'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_ctx_skip'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -557,7 +557,7 @@ WINDOW w AS (
 );');
 
 -- High context absorption - unbounded group
-CREATE VIEW rpr_ev20 AS
+CREATE VIEW rpr_ev_ctx_absorb_group AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -566,7 +566,7 @@ WINDOW w AS (
     PATTERN ((A B)+ C)
     DEFINE A AS v % 3 = 1, B AS v % 3 = 2, C AS v % 3 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev20'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_ctx_absorb_group'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -581,7 +581,7 @@ WINDOW w AS (
 -- Fixed-length group absorption: (A B B)+ C
 -- B B merged to B{2}; absorbable with fixed-length check
 -- step_size=3 (A + B + B); v % 7 cycle gives 2 iterations per match
-CREATE VIEW rpr_ev20b AS
+CREATE VIEW rpr_ev_ctx_absorb_fixedvar AS
 SELECT count(*) OVER w
 FROM generate_series(1, 70) AS s(v)
 WINDOW w AS (
@@ -590,7 +590,7 @@ WINDOW w AS (
     PATTERN ((A B B)+ C)
     DEFINE A AS v % 7 IN (1, 4), B AS v % 7 IN (2, 3, 5, 6), C AS v % 7 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev20b'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_ctx_absorb_fixedvar'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -604,7 +604,7 @@ WINDOW w AS (
 
 -- Nested fixed-length group absorption: (A (B C){2} D)+ E
 -- step_size = 1 + (1+1)*2 + 1 = 6; v % 13 cycle gives 2 iterations + E
-CREATE VIEW rpr_ev20c AS
+CREATE VIEW rpr_ev_ctx_absorb_nested AS
 SELECT count(*) OVER w
 FROM generate_series(1, 65) AS s(v)
 WINDOW w AS (
@@ -615,7 +615,7 @@ WINDOW w AS (
            C AS v % 13 IN (3, 5, 9, 11), D AS v % 13 IN (6, 12),
            E AS v % 13 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev20c'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_ctx_absorb_nested'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -631,7 +631,7 @@ WINDOW w AS (
 
 -- Doubly nested fixed-length group absorption: (A ((B C{3}){2} D){2} E)+ F
 -- step_size = 1 + ((1+3)*2+1)*2 + 1 = 20; v % 41 cycle gives 2 iterations + F
-CREATE VIEW rpr_ev20d AS
+CREATE VIEW rpr_ev_ctx_absorb_deep AS
 SELECT count(*) OVER w
 FROM generate_series(1, 82) AS s(v)
 WINDOW w AS (
@@ -646,7 +646,7 @@ WINDOW w AS (
            E AS v % 41 IN (20, 40),
            F AS v % 41 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev20d'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_ctx_absorb_deep'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -667,7 +667,7 @@ WINDOW w AS (
 -- 3-level END chain absorption: ((A (B C){2}){2})+
 -- step_size = (1 + (1+1)*2) * 2 = 10; v % 21 cycle gives 2 iterations
 -- END chain: END(BC{2}) -> END(A..{2}) -> END(+, ABSORBABLE)
-CREATE VIEW rpr_ev20e AS
+CREATE VIEW rpr_ev_ctx_absorb_endchain AS
 SELECT count(*) OVER w
 FROM generate_series(1, 42) AS s(v)
 WINDOW w AS (
@@ -678,7 +678,7 @@ WINDOW w AS (
            B AS v % 21 IN (2, 4, 7, 9, 12, 14, 17, 19),
            C AS v % 21 IN (3, 5, 8, 10, 13, 15, 18, 20)
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev20e'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_ctx_absorb_endchain'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -697,7 +697,7 @@ WINDOW w AS (
 -- ============================================================
 
 -- Fixed length matches - all same length
-CREATE VIEW rpr_ev21 AS
+CREATE VIEW rpr_ev_mlen_fixed AS
 SELECT count(*) OVER w
 FROM rpr_nfa_test
 WINDOW w AS (
@@ -708,7 +708,7 @@ WINDOW w AS (
         A AS cat = 'A', B AS cat = 'B', C AS cat = 'C',
         D AS cat = 'D', E AS cat = 'E'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev21'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_mlen_fixed'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -723,7 +723,7 @@ WINDOW w AS (
 );');
 
 -- Variable length matches - min/max/avg differ
-CREATE VIEW rpr_ev22 AS
+CREATE VIEW rpr_ev_mlen_variable AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -732,7 +732,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 10 <> 0, B AS v % 10 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev22'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_mlen_variable'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -745,7 +745,7 @@ WINDOW w AS (
 );');
 
 -- Very long matches
-CREATE VIEW rpr_ev23 AS
+CREATE VIEW rpr_ev_mlen_long AS
 SELECT count(*) OVER w
 FROM generate_series(1, 200) AS s(v)
 WINDOW w AS (
@@ -754,7 +754,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v <= 195, B AS v > 195
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev23'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_mlen_long'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -767,7 +767,7 @@ WINDOW w AS (
 );');
 
 -- Uniform match length with mismatches from gap rows (v%20 = 11..15)
-CREATE VIEW rpr_ev24 AS
+CREATE VIEW rpr_ev_mlen_with_mismatch AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -778,7 +778,7 @@ WINDOW w AS (
         A AS (v % 20 <> 0) AND (v % 20 <= 10 OR v % 20 > 15),
         B AS v % 20 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev24'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_mlen_with_mismatch'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -798,7 +798,7 @@ WINDOW w AS (
 
 -- Pattern with complete match every cycle: 0 mismatched
 -- A(1,2,3) B(4,5) C(6) repeats perfectly; X rows are pruned, not mismatched
-CREATE VIEW rpr_ev25 AS
+CREATE VIEW rpr_ev_mlen_no_mismatch AS
 SELECT count(*) OVER w
 FROM (
     SELECT v,
@@ -814,7 +814,7 @@ WINDOW w AS (
     PATTERN (A+ B+ C)
     DEFINE A AS cat = 'A', B AS cat = 'B', C AS cat = 'C'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev25'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_mlen_no_mismatch'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -834,7 +834,7 @@ WINDOW w AS (
 );');
 
 -- Long partial matches that fail
-CREATE VIEW rpr_ev26 AS
+CREATE VIEW rpr_ev_mlen_long_partial AS
 SELECT count(*) OVER w
 FROM (
     SELECT i AS v,
@@ -855,7 +855,7 @@ WINDOW w AS (
     PATTERN (A+ B+ C)
     DEFINE A AS cat = 'A', B AS cat = 'B', C AS cat = 'C'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev26'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_mlen_long_partial'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -884,7 +884,7 @@ WINDOW w AS (
 -- ============================================================
 
 -- JSON format output with all statistics
-CREATE VIEW rpr_ev27 AS
+CREATE VIEW rpr_ev_json_basic AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -893,7 +893,7 @@ WINDOW w AS (
     PATTERN (A+ B+)
     DEFINE A AS v % 3 = 1, B AS v % 3 = 2
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev27'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_json_basic'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF, FORMAT JSON)
 SELECT count(*) OVER w
@@ -906,7 +906,7 @@ WINDOW w AS (
 )');
 
 -- JSON format with match length statistics
-CREATE VIEW rpr_ev28 AS
+CREATE VIEW rpr_ev_json_matchlen AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -915,7 +915,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 10 <> 0, B AS v % 10 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev28'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_json_matchlen'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF, FORMAT JSON)
 SELECT count(*) OVER w
@@ -929,7 +929,7 @@ WINDOW w AS (
 
 -- JSON format with mismatch statistics
 -- Pattern A B C expects 1,2,3 but gets 1,2,4 twice causing mismatches
-CREATE VIEW rpr_ev29 AS
+CREATE VIEW rpr_ev_json_mismatch AS
 SELECT count(*) OVER w
 FROM (VALUES (1),(2),(4), (1),(2),(4), (1),(2),(3)) AS t(v)
 WINDOW w AS (
@@ -938,7 +938,7 @@ WINDOW w AS (
     PATTERN (A B C)
     DEFINE A AS v = 1, B AS v = 2, C AS v = 3
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev29'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_json_mismatch'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF, FORMAT JSON)
 SELECT count(*) OVER w
@@ -952,7 +952,7 @@ WINDOW w AS (
 
 -- JSON format with skipped context statistics
 -- Alternation pattern with SKIP PAST LAST ROW causes many contexts to be skipped
-CREATE VIEW rpr_ev30 AS
+CREATE VIEW rpr_ev_json_skip AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -961,7 +961,7 @@ WINDOW w AS (
     PATTERN ((A | B) (A | B) (A | B) (A | B) (A | B) (A | B) (A | B) (A | B))
     DEFINE A AS v % 2 = 1, B AS v % 2 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev30'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_json_skip'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF, FORMAT JSON)
 SELECT count(*) OVER w
@@ -978,7 +978,7 @@ WINDOW w AS (
 -- ============================================================
 
 -- XML format output
-CREATE VIEW rpr_ev31 AS
+CREATE VIEW rpr_ev_xml_basic AS
 SELECT count(*) OVER w
 FROM generate_series(1, 30) AS s(v)
 WINDOW w AS (
@@ -987,7 +987,7 @@ WINDOW w AS (
     PATTERN (A B)
     DEFINE A AS v % 2 = 1, B AS v % 2 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev31'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_xml_basic'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF, FORMAT XML)
 SELECT count(*) OVER w
@@ -1004,7 +1004,7 @@ WINDOW w AS (
 -- ============================================================
 
 -- Statistics across multiple partitions
-CREATE VIEW rpr_ev32 AS
+CREATE VIEW rpr_ev_part_multi AS
 SELECT count(*) OVER w
 FROM (
     SELECT p, v
@@ -1018,7 +1018,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev32'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_part_multi'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1036,7 +1036,7 @@ WINDOW w AS (
 );');
 
 -- Different pattern behavior per partition
-CREATE VIEW rpr_ev33 AS
+CREATE VIEW rpr_ev_part_diff AS
 SELECT count(*) OVER w
 FROM (
     SELECT
@@ -1051,7 +1051,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS val < 5, B AS val >= 5
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev33'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_part_diff'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1074,7 +1074,7 @@ WINDOW w AS (
 -- ============================================================
 
 -- Empty result set
-CREATE VIEW rpr_ev34 AS
+CREATE VIEW rpr_ev_edge_empty AS
 SELECT count(*) OVER w
 FROM generate_series(1, 0) AS s(v)
 WINDOW w AS (
@@ -1083,7 +1083,7 @@ WINDOW w AS (
     PATTERN (A B)
     DEFINE A AS v = 1, B AS v = 2
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev34'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_edge_empty'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1096,7 +1096,7 @@ WINDOW w AS (
 );');
 
 -- Single row
-CREATE VIEW rpr_ev35 AS
+CREATE VIEW rpr_ev_edge_single_row AS
 SELECT count(*) OVER w
 FROM generate_series(1, 1) AS s(v)
 WINDOW w AS (
@@ -1105,7 +1105,7 @@ WINDOW w AS (
     PATTERN (A)
     DEFINE A AS TRUE
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev35'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_edge_single_row'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1118,7 +1118,7 @@ WINDOW w AS (
 );');
 
 -- Pattern longer than data
-CREATE VIEW rpr_ev36 AS
+CREATE VIEW rpr_ev_edge_pattern_longer AS
 SELECT count(*) OVER w
 FROM generate_series(1, 5) AS s(v)
 WINDOW w AS (
@@ -1129,7 +1129,7 @@ WINDOW w AS (
         A AS v = 1, B AS v = 2, C AS v = 3, D AS v = 4, E AS v = 5,
         F AS v = 6, G AS v = 7, H AS v = 8, I AS v = 9, J AS v = 10
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev36'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_edge_pattern_longer'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1144,7 +1144,7 @@ WINDOW w AS (
 );');
 
 -- All rows match as single match
-CREATE VIEW rpr_ev37 AS
+CREATE VIEW rpr_ev_edge_single_match AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -1153,7 +1153,7 @@ WINDOW w AS (
     PATTERN (A+)
     DEFINE A AS TRUE
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev37'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_edge_single_match'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1170,7 +1170,7 @@ WINDOW w AS (
 -- ============================================================
 
 -- Nested groups
-CREATE VIEW rpr_ev38 AS
+CREATE VIEW rpr_ev_cpx_nested AS
 SELECT count(*) OVER w
 FROM generate_series(1, 60) AS s(v)
 WINDOW w AS (
@@ -1179,7 +1179,7 @@ WINDOW w AS (
     PATTERN (((A B) C)+)
     DEFINE A AS v % 3 = 1, B AS v % 3 = 2, C AS v % 3 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev38'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_cpx_nested'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1192,7 +1192,7 @@ WINDOW w AS (
 );');
 
 -- Multiple alternations
-CREATE VIEW rpr_ev39 AS
+CREATE VIEW rpr_ev_cpx_multi_alt AS
 SELECT count(*) OVER w
 FROM rpr_nfa_test
 WINDOW w AS (
@@ -1203,7 +1203,7 @@ WINDOW w AS (
         A AS cat = 'A', B AS cat = 'B', C AS cat = 'C',
         D AS cat = 'D', E AS cat = 'E'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev39'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_cpx_multi_alt'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1218,7 +1218,7 @@ WINDOW w AS (
 );');
 
 -- Optional elements
-CREATE VIEW rpr_ev40 AS
+CREATE VIEW rpr_ev_cpx_optional AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -1227,7 +1227,7 @@ WINDOW w AS (
     PATTERN (A B? C)
     DEFINE A AS v % 4 = 1, B AS v % 4 = 2, C AS v % 4 = 3
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev40'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_cpx_optional'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1240,7 +1240,7 @@ WINDOW w AS (
 );');
 
 -- Bounded quantifiers
-CREATE VIEW rpr_ev41 AS
+CREATE VIEW rpr_ev_cpx_bounded AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -1249,7 +1249,7 @@ WINDOW w AS (
     PATTERN (A{2,5} B)
     DEFINE A AS v % 10 <> 0, B AS v % 10 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev41'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_cpx_bounded'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1262,7 +1262,7 @@ WINDOW w AS (
 );');
 
 -- Star quantifier
-CREATE VIEW rpr_ev42 AS
+CREATE VIEW rpr_ev_cpx_star AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -1271,7 +1271,7 @@ WINDOW w AS (
     PATTERN (A B* C)
     DEFINE A AS v % 10 = 1, B AS v % 10 IN (2,3,4,5,6,7,8), C AS v % 10 = 9
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev42'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_cpx_star'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1288,7 +1288,7 @@ WINDOW w AS (
 -- ============================================================
 
 -- Stock price pattern - V-shape (down then up)
-CREATE VIEW rpr_ev43 AS
+CREATE VIEW rpr_ev_real_vshape AS
 SELECT count(*) OVER w
 FROM rpr_nfa_complex
 WINDOW w AS (
@@ -1297,7 +1297,7 @@ WINDOW w AS (
     PATTERN (D+ U+)
     DEFINE D AS trend = 'D', U AS trend = 'U'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev43'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_real_vshape'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1310,7 +1310,7 @@ WINDOW w AS (
 );');
 
 -- Stock price pattern - peak (up, stable, down)
-CREATE VIEW rpr_ev44 AS
+CREATE VIEW rpr_ev_real_peak AS
 SELECT count(*) OVER w
 FROM rpr_nfa_complex
 WINDOW w AS (
@@ -1319,7 +1319,7 @@ WINDOW w AS (
     PATTERN (U+ S* D+)
     DEFINE U AS trend = 'U', S AS trend = 'S', D AS trend = 'D'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev44'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_real_peak'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1332,7 +1332,7 @@ WINDOW w AS (
 );');
 
 -- Consecutive increasing values (using PREV)
-CREATE VIEW rpr_ev45 AS
+CREATE VIEW rpr_ev_real_increasing AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -1341,7 +1341,7 @@ WINDOW w AS (
     PATTERN (A{3,})
     DEFINE A AS v > PREV(v) OR PREV(v) IS NULL
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev45'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_real_increasing'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1358,7 +1358,7 @@ WINDOW w AS (
 -- ============================================================
 
 -- Large dataset with simple pattern
-CREATE VIEW rpr_ev46 AS
+CREATE VIEW rpr_ev_perf_large_simple AS
 SELECT count(*) OVER w
 FROM generate_series(1, 1000) AS s(v)
 WINDOW w AS (
@@ -1367,7 +1367,7 @@ WINDOW w AS (
     PATTERN (A B)
     DEFINE A AS v % 2 = 1, B AS v % 2 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev46'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_perf_large_simple'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1380,7 +1380,7 @@ WINDOW w AS (
 );');
 
 -- Large dataset with absorption
-CREATE VIEW rpr_ev47 AS
+CREATE VIEW rpr_ev_perf_large_absorb AS
 SELECT count(*) OVER w
 FROM generate_series(1, 1000) AS s(v)
 WINDOW w AS (
@@ -1389,7 +1389,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 100 <> 0, B AS v % 100 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev47'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_perf_large_absorb'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1402,7 +1402,7 @@ WINDOW w AS (
 );');
 
 -- High state merge ratio
-CREATE VIEW rpr_ev48 AS
+CREATE VIEW rpr_ev_perf_high_merge AS
 SELECT count(*) OVER w
 FROM generate_series(1, 500) AS s(v)
 WINDOW w AS (
@@ -1411,7 +1411,7 @@ WINDOW w AS (
     PATTERN ((A | B)+ C)
     DEFINE A AS v % 3 = 1, B AS v % 3 = 2, C AS v % 3 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev48'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_perf_high_merge'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1428,7 +1428,7 @@ WINDOW w AS (
 -- ============================================================
 
 -- With INITIAL keyword
-CREATE VIEW rpr_ev49 AS
+CREATE VIEW rpr_ev_initial_with AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -1438,7 +1438,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev49'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_initial_with'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1452,7 +1452,7 @@ WINDOW w AS (
 );');
 
 -- Without INITIAL keyword (same behavior currently)
-CREATE VIEW rpr_ev50 AS
+CREATE VIEW rpr_ev_initial_without AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -1461,7 +1461,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev50'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_initial_without'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1478,7 +1478,7 @@ WINDOW w AS (
 -- ============================================================
 
 -- Plus quantifier
-CREATE VIEW rpr_ev51 AS
+CREATE VIEW rpr_ev_quant_plus AS
 SELECT count(*) OVER w
 FROM generate_series(1, 40) AS s(v)
 WINDOW w AS (
@@ -1487,7 +1487,7 @@ WINDOW w AS (
     PATTERN (A+)
     DEFINE A AS v % 4 <> 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev51'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_quant_plus'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1500,7 +1500,7 @@ WINDOW w AS (
 );');
 
 -- Star quantifier (zero or more)
-CREATE VIEW rpr_ev52 AS
+CREATE VIEW rpr_ev_quant_star AS
 SELECT count(*) OVER w
 FROM generate_series(1, 40) AS s(v)
 WINDOW w AS (
@@ -1509,7 +1509,7 @@ WINDOW w AS (
     PATTERN (A* B)
     DEFINE A AS v % 4 IN (1, 2), B AS v % 4 = 3
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev52'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_quant_star'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1522,7 +1522,7 @@ WINDOW w AS (
 );');
 
 -- Question mark (zero or one)
-CREATE VIEW rpr_ev53 AS
+CREATE VIEW rpr_ev_quant_question AS
 SELECT count(*) OVER w
 FROM generate_series(1, 40) AS s(v)
 WINDOW w AS (
@@ -1531,7 +1531,7 @@ WINDOW w AS (
     PATTERN (A? B C)
     DEFINE A AS v % 4 = 1, B AS v % 4 = 2, C AS v % 4 = 3
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev53'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_quant_question'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1544,7 +1544,7 @@ WINDOW w AS (
 );');
 
 -- Exact count {n}
-CREATE VIEW rpr_ev54 AS
+CREATE VIEW rpr_ev_quant_exact AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -1553,7 +1553,7 @@ WINDOW w AS (
     PATTERN (A{3} B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev54'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_quant_exact'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1566,7 +1566,7 @@ WINDOW w AS (
 );');
 
 -- Range {n,m}
-CREATE VIEW rpr_ev55 AS
+CREATE VIEW rpr_ev_quant_range AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -1575,7 +1575,7 @@ WINDOW w AS (
     PATTERN (A{2,4} B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev55'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_quant_range'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1588,7 +1588,7 @@ WINDOW w AS (
 );');
 
 -- At least {n,}
-CREATE VIEW rpr_ev56 AS
+CREATE VIEW rpr_ev_quant_atleast AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -1597,7 +1597,7 @@ WINDOW w AS (
     PATTERN (A{3,} B)
     DEFINE A AS v % 10 <> 0, B AS v % 10 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev56'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_quant_atleast'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1615,7 +1615,7 @@ WINDOW w AS (
 
 -- Verify state count accuracy
 -- Pattern A+ B with 20 rows should show predictable state behavior
-CREATE VIEW rpr_ev57 AS
+CREATE VIEW rpr_ev_reg_state_count AS
 SELECT count(*) OVER w
 FROM generate_series(1, 20) AS s(v)
 WINDOW w AS (
@@ -1624,7 +1624,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev57'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_reg_state_count'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1637,7 +1637,7 @@ WINDOW w AS (
 );');
 
 -- Verify context count with known absorption
-CREATE VIEW rpr_ev58 AS
+CREATE VIEW rpr_ev_reg_ctx_absorb AS
 SELECT count(*) OVER w
 FROM generate_series(1, 30) AS s(v)
 WINDOW w AS (
@@ -1646,7 +1646,7 @@ WINDOW w AS (
     PATTERN (A+ B C)
     DEFINE A AS v % 10 IN (1,2,3,4,5,6,7), B AS v % 10 = 8, C AS v % 10 = 9
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev58'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_reg_ctx_absorb'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1659,7 +1659,7 @@ WINDOW w AS (
 );');
 
 -- Verify match length with fixed-length pattern
-CREATE VIEW rpr_ev59 AS
+CREATE VIEW rpr_ev_reg_matchlen AS
 SELECT count(*) OVER w
 FROM generate_series(1, 30) AS s(v)
 WINDOW w AS (
@@ -1668,7 +1668,7 @@ WINDOW w AS (
     PATTERN (A B C)
     DEFINE A AS v % 3 = 1, B AS v % 3 = 2, C AS v % 3 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev59'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_reg_matchlen'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1685,7 +1685,7 @@ WINDOW w AS (
 -- ============================================================
 
 -- Simple alternation
-CREATE VIEW rpr_ev60 AS
+CREATE VIEW rpr_ev_alt_simple AS
 SELECT count(*) OVER w
 FROM rpr_nfa_test
 WINDOW w AS (
@@ -1694,7 +1694,7 @@ WINDOW w AS (
     PATTERN ((A | B) C)
     DEFINE A AS cat = 'A', B AS cat = 'B', C AS cat = 'C'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev60'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_simple'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1707,7 +1707,7 @@ WINDOW w AS (
 );');
 
 -- Multiple items in alternation
-CREATE VIEW rpr_ev61 AS
+CREATE VIEW rpr_ev_alt_multi_item AS
 SELECT count(*) OVER w
 FROM rpr_nfa_test
 WINDOW w AS (
@@ -1718,7 +1718,7 @@ WINDOW w AS (
         A AS cat = 'A', B AS cat = 'B', C AS cat = 'C',
         D AS cat = 'D', E AS cat = 'E'
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev61'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_multi_item'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1733,7 +1733,7 @@ WINDOW w AS (
 );');
 
 -- Alternation with quantifiers
-CREATE VIEW rpr_ev62 AS
+CREATE VIEW rpr_ev_alt_with_quant AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -1742,7 +1742,7 @@ WINDOW w AS (
     PATTERN ((A | B)+ C)
     DEFINE A AS v % 3 = 1, B AS v % 3 = 2, C AS v % 3 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev62'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_with_quant'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1755,7 +1755,7 @@ WINDOW w AS (
 );');
 
 -- Multiple alternatives (4+)
-CREATE VIEW rpr_ev63 AS
+CREATE VIEW rpr_ev_alt_four_plus AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -1763,7 +1763,7 @@ WINDOW w AS (
     PATTERN (A | B | C | D | E)
     DEFINE A AS v % 5 = 0, B AS v % 5 = 1, C AS v % 5 = 2, D AS v % 5 = 3, E AS v % 5 = 4
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev63'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_four_plus'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1775,7 +1775,7 @@ WINDOW w AS (
 );');
 
 -- Alternation at start
-CREATE VIEW rpr_ev64 AS
+CREATE VIEW rpr_ev_alt_at_start AS
 SELECT count(*) OVER w
 FROM generate_series(1, 60) AS s(v)
 WINDOW w AS (
@@ -1783,7 +1783,7 @@ WINDOW w AS (
     PATTERN ((A | B) C D)
     DEFINE A AS v % 4 = 0, B AS v % 4 = 1, C AS v % 4 = 2, D AS v % 4 = 3
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev64'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_at_start'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1795,7 +1795,7 @@ WINDOW w AS (
 );');
 
 -- Multiple sequential alternations
-CREATE VIEW rpr_ev65 AS
+CREATE VIEW rpr_ev_alt_sequential AS
 SELECT count(*) OVER w
 FROM generate_series(1, 100) AS s(v)
 WINDOW w AS (
@@ -1803,7 +1803,7 @@ WINDOW w AS (
     PATTERN ((A | B) C (D | E) F)
     DEFINE A AS v % 6 = 0, B AS v % 6 = 1, C AS v % 6 = 2, D AS v % 6 = 3, E AS v % 6 = 4, F AS v % 6 = 5
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev65'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_sequential'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1815,7 +1815,7 @@ WINDOW w AS (
 );');
 
 -- Quantified alternatives
-CREATE VIEW rpr_ev66 AS
+CREATE VIEW rpr_ev_alt_quantified AS
 SELECT count(*) OVER w
 FROM generate_series(1, 60) AS s(v)
 WINDOW w AS (
@@ -1823,7 +1823,7 @@ WINDOW w AS (
     PATTERN ((A+ | B+) C)
     DEFINE A AS v % 3 = 0, B AS v % 3 = 1, C AS v % 3 = 2
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev66'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_quantified'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1835,7 +1835,7 @@ WINDOW w AS (
 );');
 
 -- Alternation at end
-CREATE VIEW rpr_ev67 AS
+CREATE VIEW rpr_ev_alt_at_end AS
 SELECT count(*) OVER w
 FROM generate_series(1, 60) AS s(v)
 WINDOW w AS (
@@ -1843,7 +1843,7 @@ WINDOW w AS (
     PATTERN (A B (C | D))
     DEFINE A AS v % 4 = 0, B AS v % 4 = 1, C AS v % 4 = 2, D AS v % 4 = 3
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev67'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_at_end'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1856,7 +1856,7 @@ WINDOW w AS (
 
 -- Nested ALT at start of branch inside outer ALT
 -- Pattern: (A ((B | C) D | E)) - preceding VAR + inner ALT as first branch element
-CREATE VIEW rpr_ev68 AS
+CREATE VIEW rpr_ev_alt_nested_start AS
 SELECT count(*) OVER w
 FROM generate_series(1, 20) AS s(v)
 WINDOW w AS (
@@ -1864,7 +1864,7 @@ WINDOW w AS (
     PATTERN (A ((B | C) D | E))
     DEFINE A AS v % 5 = 0, B AS v % 5 = 1, C AS v % 5 = 2, D AS v % 5 = 3, E AS v % 5 = 4
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev68'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_nested_start'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1877,7 +1877,7 @@ WINDOW w AS (
 
 -- Nested ALT at end of branch inside outer ALT
 -- Pattern: (C (A | B) | D) - inner ALT is last element in outer branch
-CREATE VIEW rpr_ev69 AS
+CREATE VIEW rpr_ev_alt_nested_end AS
 SELECT count(*) OVER w
 FROM generate_series(1, 20) AS s(v)
 WINDOW w AS (
@@ -1885,7 +1885,7 @@ WINDOW w AS (
     PATTERN (C (A | B) | D)
     DEFINE A AS v % 4 = 0, B AS v % 4 = 1, C AS v % 4 = 2, D AS v % 4 = 3
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev69'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_alt_nested_end'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1901,7 +1901,7 @@ WINDOW w AS (
 -- ============================================================
 
 -- Simple group
-CREATE VIEW rpr_ev70 AS
+CREATE VIEW rpr_ev_grp_simple AS
 SELECT count(*) OVER w
 FROM generate_series(1, 40) AS s(v)
 WINDOW w AS (
@@ -1910,7 +1910,7 @@ WINDOW w AS (
     PATTERN ((A B)+)
     DEFINE A AS v % 2 = 1, B AS v % 2 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev70'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_grp_simple'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1923,7 +1923,7 @@ WINDOW w AS (
 );');
 
 -- Group with bounded quantifier
-CREATE VIEW rpr_ev71 AS
+CREATE VIEW rpr_ev_grp_bounded AS
 SELECT count(*) OVER w
 FROM generate_series(1, 40) AS s(v)
 WINDOW w AS (
@@ -1932,7 +1932,7 @@ WINDOW w AS (
     PATTERN ((A B){2,4})
     DEFINE A AS v % 2 = 1, B AS v % 2 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev71'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_grp_bounded'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1945,7 +1945,7 @@ WINDOW w AS (
 );');
 
 -- Nested groups
-CREATE VIEW rpr_ev72 AS
+CREATE VIEW rpr_ev_grp_nested AS
 SELECT count(*) OVER w
 FROM generate_series(1, 60) AS s(v)
 WINDOW w AS (
@@ -1954,7 +1954,7 @@ WINDOW w AS (
     PATTERN (((A B){2})+)
     DEFINE A AS v % 2 = 1, B AS v % 2 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev72'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_grp_nested'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1967,7 +1967,7 @@ WINDOW w AS (
 );');
 
 -- Deep nesting (3+ levels)
-CREATE VIEW rpr_ev73 AS
+CREATE VIEW rpr_ev_grp_deep AS
 SELECT count(*) OVER w
 FROM generate_series(1, 40) AS s(v)
 WINDOW w AS (
@@ -1975,7 +1975,7 @@ WINDOW w AS (
     PATTERN ((((A | B)+)+)+)
     DEFINE A AS v % 2 = 0, B AS v % 2 = 1
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev73'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_grp_deep'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -1987,7 +1987,7 @@ WINDOW w AS (
 );');
 
 -- Bounded quantifier on alternation
-CREATE VIEW rpr_ev74 AS
+CREATE VIEW rpr_ev_grp_bounded_alt AS
 SELECT count(*) OVER w
 FROM generate_series(1, 60) AS s(v)
 WINDOW w AS (
@@ -1995,7 +1995,7 @@ WINDOW w AS (
     PATTERN ((A | B){2,3} C)
     DEFINE A AS v % 3 = 0, B AS v % 3 = 1, C AS v % 3 = 2
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev74'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_grp_bounded_alt'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -2007,7 +2007,7 @@ WINDOW w AS (
 );');
 
 -- Nested groups with quantifiers
-CREATE VIEW rpr_ev75 AS
+CREATE VIEW rpr_ev_grp_nested_quant AS
 SELECT count(*) OVER w
 FROM generate_series(1, 60) AS s(v)
 WINDOW w AS (
@@ -2015,7 +2015,7 @@ WINDOW w AS (
     PATTERN (((A B)+ C)*)
     DEFINE A AS v % 3 = 0, B AS v % 3 = 1, C AS v % 3 = 2
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev75'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_grp_nested_quant'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -2027,7 +2027,7 @@ WINDOW w AS (
 );');
 
 -- Partial nested quantification
-CREATE VIEW rpr_ev76 AS
+CREATE VIEW rpr_ev_grp_partial_quant AS
 SELECT count(*) OVER w
 FROM generate_series(1, 60) AS s(v)
 WINDOW w AS (
@@ -2035,7 +2035,7 @@ WINDOW w AS (
     PATTERN ((A (B C)+)*)
     DEFINE A AS v % 3 = 0, B AS v % 3 = 1, C AS v % 3 = 2
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev76'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_grp_partial_quant'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -2051,7 +2051,7 @@ WINDOW w AS (
 -- ============================================================
 
 -- count(*) with pattern
-CREATE VIEW rpr_ev77 AS
+CREATE VIEW rpr_ev_wfn_count AS
 SELECT count(*) OVER w
 FROM generate_series(1, 30) AS s(v)
 WINDOW w AS (
@@ -2060,7 +2060,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev77'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_wfn_count'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -2073,7 +2073,7 @@ WINDOW w AS (
 );');
 
 -- first_value with pattern
-CREATE VIEW rpr_ev78 AS
+CREATE VIEW rpr_ev_wfn_first_value AS
 SELECT first_value(v) OVER w
 FROM generate_series(1, 30) AS s(v)
 WINDOW w AS (
@@ -2082,7 +2082,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev78'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_wfn_first_value'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT first_value(v) OVER w
@@ -2095,7 +2095,7 @@ WINDOW w AS (
 );');
 
 -- last_value with pattern
-CREATE VIEW rpr_ev79 AS
+CREATE VIEW rpr_ev_wfn_last_value AS
 SELECT last_value(v) OVER w
 FROM generate_series(1, 30) AS s(v)
 WINDOW w AS (
@@ -2104,7 +2104,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev79'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_wfn_last_value'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT last_value(v) OVER w
@@ -2117,7 +2117,7 @@ WINDOW w AS (
 );');
 
 -- Multiple window functions
-CREATE VIEW rpr_ev80 AS
+CREATE VIEW rpr_ev_wfn_multi AS
 SELECT
     count(*) OVER w,
     first_value(v) OVER w,
@@ -2129,7 +2129,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v % 5 <> 0, B AS v % 5 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev80'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_wfn_multi'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT
@@ -2149,7 +2149,7 @@ WINDOW w AS (
 -- ============================================================
 
 -- Complex boolean expressions
-CREATE VIEW rpr_ev81 AS
+CREATE VIEW rpr_ev_def_complex_bool AS
 SELECT count(*) OVER w
 FROM generate_series(1, 50) AS s(v)
 WINDOW w AS (
@@ -2160,7 +2160,7 @@ WINDOW w AS (
         A AS (v % 5 <> 0) AND (v % 3 <> 0),
         B AS (v % 5 = 0) OR (v % 3 = 0)
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev81'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_def_complex_bool'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -2175,7 +2175,7 @@ WINDOW w AS (
 );');
 
 -- Using PREV function
-CREATE VIEW rpr_ev82 AS
+CREATE VIEW rpr_ev_def_prev AS
 SELECT count(*) OVER w
 FROM generate_series(1, 30) AS s(v)
 WINDOW w AS (
@@ -2187,7 +2187,7 @@ WINDOW w AS (
         U AS v > PREV(v),
         D AS v < PREV(v)
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev82'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_def_prev'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -2203,7 +2203,7 @@ WINDOW w AS (
 );');
 
 -- Using NULL comparisons
-CREATE VIEW rpr_ev83 AS
+CREATE VIEW rpr_ev_def_null AS
 SELECT count(*) OVER w
 FROM (
     SELECT CASE WHEN v % 5 = 0 THEN NULL ELSE v END AS v
@@ -2215,7 +2215,7 @@ WINDOW w AS (
     PATTERN (A+ B)
     DEFINE A AS v IS NOT NULL, B AS v IS NULL
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev83'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_def_null'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -2235,7 +2235,7 @@ WINDOW w AS (
 -- ============================================================
 
 -- 500 rows - verify statistics scale correctly
-CREATE VIEW rpr_ev84 AS
+CREATE VIEW rpr_ev_scale_500rows AS
 SELECT count(*) OVER w
 FROM generate_series(1, 500) AS s(v)
 WINDOW w AS (
@@ -2244,7 +2244,7 @@ WINDOW w AS (
     PATTERN (A+ B C)
     DEFINE A AS v % 10 < 7, B AS v % 10 = 7, C AS v % 10 = 8
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev84'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_scale_500rows'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -2257,7 +2257,7 @@ WINDOW w AS (
 );');
 
 -- High match count scenario
-CREATE VIEW rpr_ev85 AS
+CREATE VIEW rpr_ev_scale_high_match AS
 SELECT count(*) OVER w
 FROM generate_series(1, 500) AS s(v)
 WINDOW w AS (
@@ -2266,7 +2266,7 @@ WINDOW w AS (
     PATTERN (A B)
     DEFINE A AS v % 2 = 1, B AS v % 2 = 0
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev85'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_scale_high_match'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -2279,7 +2279,7 @@ WINDOW w AS (
 );');
 
 -- High skip count scenario
-CREATE VIEW rpr_ev86 AS
+CREATE VIEW rpr_ev_scale_high_skip AS
 SELECT count(*) OVER w
 FROM generate_series(1, 500) AS s(v)
 WINDOW w AS (
@@ -2293,7 +2293,7 @@ WINDOW w AS (
         D AS v % 100 = 4,
         E AS v % 100 = 5
 );
-SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev86'), E'\n')) AS line WHERE line ~ 'PATTERN';
+SELECT line FROM unnest(string_to_array(pg_get_viewdef('rpr_ev_scale_high_skip'), E'\n')) AS line WHERE line ~ 'PATTERN';
 SELECT rpr_explain_filter('
 EXPLAIN (ANALYZE, BUFFERS OFF, COSTS OFF, TIMING OFF, SUMMARY OFF)
 SELECT count(*) OVER w
@@ -2321,7 +2321,7 @@ WINDOW w AS (
 --
 
 -- Without RPR: row_number() frame is optimized to ROWS UNBOUNDED PRECEDING
-CREATE VIEW rpr_ev87 AS
+CREATE VIEW rpr_ev_opt_no_rpr AS
 SELECT row_number() OVER w
 FROM generate_series(1, 10) AS s(v)
 WINDOW w AS (
@@ -2329,10 +2329,10 @@ WINDOW w AS (
     ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
 );
 
-EXPLAIN (COSTS OFF) SELECT * FROM rpr_ev87;
+EXPLAIN (COSTS OFF) SELECT * FROM rpr_ev_opt_no_rpr;
 
 -- With RPR: frame must remain ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING
-CREATE VIEW rpr_ev88 AS
+CREATE VIEW rpr_ev_opt_with_rpr AS
 SELECT row_number() OVER w
 FROM generate_series(1, 10) AS s(v)
 WINDOW w AS (
@@ -2344,13 +2344,13 @@ WINDOW w AS (
         B AS v > PREV(v)
 );
 
-EXPLAIN (COSTS OFF) SELECT * FROM rpr_ev88;
+EXPLAIN (COSTS OFF) SELECT * FROM rpr_ev_opt_with_rpr;
 
 --
 -- Planner optimization: non-RPR and RPR windows that share the same base frame
 -- after frame optimization are kept as separate WindowAgg nodes.
 --
-CREATE VIEW rpr_ev89 AS
+CREATE VIEW rpr_ev_opt_mixed AS
 SELECT
     row_number() OVER w_normal AS rn_normal,
     row_number() OVER w_rpr AS rn_rpr
@@ -2364,7 +2364,7 @@ WINDOW
         DEFINE A AS v > 1
     );
 
-EXPLAIN (COSTS OFF) SELECT * FROM rpr_ev89;
+EXPLAIN (COSTS OFF) SELECT * FROM rpr_ev_opt_mixed;
 
 --
 -- Planner optimization: find_window_run_conditions must not push down
-- 
2.50.1 (Apple Git-155)