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Fix incorrect comparison of scan key in GIN. Per report from

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Vyacheslav Kalinin <vka@mgcp.com>
This commit is contained in:
Teodor Sigaev 2010-01-18 11:53:10 +00:00
parent 524d357d09
commit 59dbd542ab
1 changed files with 4 additions and 2 deletions
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6
src/backend/access/gin/ginscan.c
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@ -8,7 +8,7 @@
* Portions Copyright (c) 1994, Regents of the University of California * Portions Copyright (c) 1994, Regents of the University of California
* *
* IDENTIFICATION * IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/access/gin/ginscan.c,v 1.24 2009/06/11 14:48:53 momjian Exp $ * $PostgreSQL: pgsql/src/backend/access/gin/ginscan.c,v 1.24.2.1 2010/01/18 11:53:10 teodor Exp $
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -74,7 +74,9 @@ fillScanKey(GinState *ginstate, GinScanKey key, OffsetNumber attnum, Datum query
/* link to the equals entry in current scan key */ /* link to the equals entry in current scan key */
key->scanEntry[i].master = NULL; key->scanEntry[i].master = NULL;
for (j = 0; j < i; j++) for (j = 0; j < i; j++)
if (compareEntries(ginstate, attnum, entryValues[i], entryValues[j]) == 0) if (compareEntries(ginstate, attnum, entryValues[i], entryValues[j]) == 0 &&
key->scanEntry[i].isPartialMatch == key->scanEntry[j].isPartialMatch &&
key->scanEntry[i].strategy == key->scanEntry[j].strategy)
{ {
key->scanEntry[i].master = key->scanEntry + j; key->scanEntry[i].master = key->scanEntry + j;
break; break;