v10-0002-Rename-a-WHERE-node.patch
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Filename: v10-0002-Rename-a-WHERE-node.patch
Type: text/x-patch
Part: 1
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Format: format-patch
Series: patch v10-0002
Subject: Rename a WHERE node
| File | + | − |
|---|---|---|
| src/backend/parser/gram.y | 3 | 3 |
From 4902323fca0efa8024de600853670b2a1f0e3ca0 Mon Sep 17 00:00:00 2001
From: Euler Taveira <euler.taveira@enterprisedb.com>
Date: Mon, 18 Jan 2021 11:53:34 -0300
Subject: [PATCH 2/7] Rename a WHERE node
A WHERE clause will be used for row filtering in logical replication. We
already have a similar node: 'WHERE (condition here)'. Let's rename the
node to a generic name and use it for row filtering too.
---
src/backend/parser/gram.y | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/src/backend/parser/gram.y b/src/backend/parser/gram.y
index dd72a9fc3c..ecfd98ba5b 100644
--- a/src/backend/parser/gram.y
+++ b/src/backend/parser/gram.y
@@ -485,7 +485,7 @@ static Node *makeRecursiveViewSelect(char *relname, List *aliases, Node *query);
%type <node> def_arg columnElem where_clause where_or_current_clause
a_expr b_expr c_expr AexprConst indirection_el opt_slice_bound
columnref in_expr having_clause func_table xmltable array_expr
- ExclusionWhereClause operator_def_arg
+ OptWhereClause operator_def_arg
%type <list> rowsfrom_item rowsfrom_list opt_col_def_list
%type <boolean> opt_ordinality
%type <list> ExclusionConstraintList ExclusionConstraintElem
@@ -3806,7 +3806,7 @@ ConstraintElem:
$$ = (Node *)n;
}
| EXCLUDE access_method_clause '(' ExclusionConstraintList ')'
- opt_c_include opt_definition OptConsTableSpace ExclusionWhereClause
+ opt_c_include opt_definition OptConsTableSpace OptWhereClause
ConstraintAttributeSpec
{
Constraint *n = makeNode(Constraint);
@@ -3908,7 +3908,7 @@ ExclusionConstraintElem: index_elem WITH any_operator
}
;
-ExclusionWhereClause:
+OptWhereClause:
WHERE '(' a_expr ')' { $$ = $3; }
| /*EMPTY*/ { $$ = NULL; }
;
--
2.20.1