bugfix.diff

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Format: unified

File	+	−
src/backend/optimizer/path/indxpath.c	4	0
src/test/regress/sql/create_index.sql	5	0

diff --git a/src/backend/optimizer/path/indxpath.c b/src/backend/optimizer/path/indxpath.c
index d827fc9f4d9..61110db65dd 100644
--- a/src/backend/optimizer/path/indxpath.c
+++ b/src/backend/optimizer/path/indxpath.c
@@ -3303,6 +3303,10 @@ match_orclause_to_indexcol(PlannerInfo *root,
 		if (get_op_rettype(opno) != BOOLOID)
 			break;
 
+		/* Ignore index if it doesn't support index scans */
+		if(!index->amsearcharray)
+			break;
+
 		/*
 		 * Check for clauses of the form: (indexkey operator constant) or
 		 * (constant operator indexkey).  Determine indexkey side first, check
diff --git a/src/test/regress/sql/create_index.sql b/src/test/regress/sql/create_index.sql
index ddd0d9ad396..0e6529f3f3d 100644
--- a/src/test/regress/sql/create_index.sql
+++ b/src/test/regress/sql/create_index.sql
@@ -372,6 +372,11 @@ CREATE INDEX hash_tuplesort_idx ON tenk1 USING hash (stringu1 name_ops) WITH (fi
 EXPLAIN (COSTS OFF)
 SELECT count(*) FROM tenk1 WHERE stringu1 = 'TVAAAA';
 SELECT count(*) FROM tenk1 WHERE stringu1 = 'TVAAAA';
+-- Transform OR-clauses to SAOP's shouldn't be chosen
+SET random_page_cost = 1;
+EXPLAIN (COSTS OFF)
+SELECT COUNT(*) FROM tenk1 WHERE stringu1 = 'TVAAAA' OR  stringu1 = 'TVAAAB';
+RESET random_page_cost;
 DROP INDEX hash_tuplesort_idx;
 RESET maintenance_work_mem;