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Reindex of shared system indexes must be overwrite mode.

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This commit is contained in:
Hiroshi Inoue 2001-02-23 09:26:14 +00:00
parent 5735c4cf3d
commit 34822e517a
2 changed files with 26 additions and 4 deletions
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23
src/backend/catalog/index.c
View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/catalog/index.c,v 1.140 2001/01/29 00:39:16 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/catalog/index.c,v 1.141 2001/02/23 09:26:14 inoue Exp $
*
*
* INTERFACE ROUTINES
@ -2087,7 +2087,12 @@ reindex_index(Oid indexId, bool force, bool inplace)
#ifndef OLD_FILE_NAMING
if (!inplace)
setNewRelfilenode(iRel);
{
inplace = IsSharedSystemRelationName(NameStr(iRel->rd_rel->relna
me));
if (!inplace)
setNewRelfilenode(iRel);
}
#endif /* OLD_FILE_NAMING */
/* Obtain exclusive lock on it, just to be sure */
LockRelation(iRel, AccessExclusiveLock);
@ -2196,6 +2201,20 @@ reindex_relation(Oid relid, bool force)
elog(ERROR, "the target relation %u is nailed", relid);
}
#endif /* ENABLE_REINDEX_NAILED_RELATIONS */
/*
* Shared system indexes must be overwritten because it's
* impossible to update pg_class tuples of all databases.
*/
if (IsSharedSystemRelationName(NameStr(rel->rd_rel->relname)))
{
if (IsIgnoringSystemIndexes())
{
overwrite = true;
deactivate_needed = true;
}
else
elog(ERROR, "the target relation %u is shared", relid);
}
RelationClose(rel);
#endif /* OLD_FILE_NAMING */
old = SetReindexProcessing(true);

7
src/backend/commands/indexcmds.c
View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/indexcmds.c,v 1.44 2001/01/24 19:42:52 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/indexcmds.c,v 1.45 2001/02/23 09:26:14 inoue Exp $
*
*-------------------------------------------------------------------------
*/
@ -633,6 +633,7 @@ void
ReindexIndex(const char *name, bool force /* currently unused */ )
{
HeapTuple tuple;
bool overwrite = false;
/* ----------------
* REINDEX within a transaction block is dangerous, because
@ -656,7 +657,9 @@ ReindexIndex(const char *name, bool force /* currently unused */ )
#ifdef OLD_FILE_NAMING
if (!reindex_index(tuple->t_data->t_oid, force, false))
#else
if (!reindex_index(tuple->t_data->t_oid, force, false))
if (IsIgnoringSystemIndexes())
overwrite = true;
if (!reindex_index(tuple->t_data->t_oid, force, overwrite))
#endif /* OLD_FILE_NAMING */
elog(NOTICE, "index \"%s\" wasn't reindexed", name);