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Fix illegal combination of SearchSysCacheTuple() and heap_freetuple()

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in AlterTableOwner().
This commit is contained in:
Hiroshi Inoue 2000-11-14 01:57:30 +00:00
parent 8f3b2b3a5c
commit 3eaf3363d7
1 changed files with 2 additions and 3 deletions
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5
src/backend/commands/command.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/Attic/command.c,v 1.110 2000/11/12 00:36:56 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/Attic/command.c,v 1.111 2000/11/14 01:57:30 inoue Exp $
*
* NOTES
* The PerformAddAttribute() code, like most of the relation
@ -1447,14 +1447,13 @@ AlterTableOwner(const char *relationName, const char *newOwnerName)
elog(ERROR, "ALTER TABLE: user \"%s\" not found", newOwnerName);
newOwnerSysid = ((Form_pg_shadow) GETSTRUCT(tuple))->usesysid;
heap_freetuple(tuple);
/*
* find the table's entry in pg_class and lock it for writing
*/
class_rel = heap_openr(RelationRelationName, RowExclusiveLock);
tuple = SearchSysCacheTuple(RELNAME, PointerGetDatum(relationName),
tuple = SearchSysCacheTupleCopy(RELNAME, PointerGetDatum(relationName),
0, 0, 0);
if (!HeapTupleIsValid(tuple))
elog(ERROR, "ALTER TABLE: relation \"%s\" not found",