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-rw-r--r--src/test/regress/expected/strings.out9
1 files changed, 7 insertions, 2 deletions
diff --git a/src/test/regress/expected/strings.out b/src/test/regress/expected/strings.out
index 9c0aba5c029..788844abd20 100644
--- a/src/test/regress/expected/strings.out
+++ b/src/test/regress/expected/strings.out
@@ -649,8 +649,13 @@ EXPLAIN (COSTS OFF) SELECT * FROM TEXT_TBL WHERE f1 SIMILAR TO '$[$[:alnum:]$]$'
(2 rows)
-- Opening parenthesis "("
-EXPLAIN (COSTS OFF) SELECT * FROM TEXT_TBL WHERE f1 SIMILAR TO '([([:alnum:](](';
-ERROR: invalid regular expression: parentheses () not balanced
+EXPLAIN (COSTS OFF) SELECT * FROM TEXT_TBL WHERE f1 SIMILAR TO '()[([:alnum:](]()';
+ QUERY PLAN
+------------------------------------------------------
+ Seq Scan on text_tbl
+ Filter: (f1 ~ '^(?:(?:)[([:alnum:](](?:))$'::text)
+(2 rows)
+
-- Caret "^"
EXPLAIN (COSTS OFF) SELECT * FROM TEXT_TBL WHERE f1 SIMILAR TO '^[^[:alnum:]^[^^][[^^]][\^][[\^]]\^]^';
QUERY PLAN