From: Robert Haas <rhaas@postgresql.org>
Date: Wed, 21 Dec 2011 13:53:50 +0000 (-0500)
Subject: Shave a few cycles in string_agg().
X-Git-Tag: REL9_2_BETA1~666
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=7f0e4bb82e408090c0366c63a9ff4c0f7c4b0a8e;p=postgresql

Shave a few cycles in string_agg().

Pavel Stehule
---

diff --git a/src/backend/utils/adt/varlena.c b/src/backend/utils/adt/varlena.c
index f1d582f4b2..95893386aa 100644
--- a/src/backend/utils/adt/varlena.c
+++ b/src/backend/utils/adt/varlena.c
@@ -3621,7 +3621,7 @@ string_agg_finalfn(PG_FUNCTION_ARGS)
 	state = PG_ARGISNULL(0) ? NULL : (StringInfo) PG_GETARG_POINTER(0);
 
 	if (state != NULL)
-		PG_RETURN_TEXT_P(cstring_to_text(state->data));
+		PG_RETURN_TEXT_P(cstring_to_text_with_len(state->data, state->len));
 	else
 		PG_RETURN_NULL();
 }