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Improve cache invalidation handling. Eespecially

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this would fix TODO
* elog() flushes cache, try invalidating just entries from
  current xact, perhaps using invalidation cache
This commit is contained in:
Hiroshi Inoue
2000-01-10 06:30:56 +00:00
parent 5770935965
commit 0f2e7948e2
5 changed files with 476 additions and 51 deletions
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6
src/backend/access/heap/heapam.c
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@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/heap/heapam.c,v 1.62 1999/12/21 00:06:40 wieck Exp $
* $Header: /cvsroot/pgsql/src/backend/access/heap/heapam.c,v 1.63 2000/01/10 06:30:50 inoue Exp $
*
*
* INTERFACE ROUTINES
@ -1262,7 +1262,7 @@ heap_insert(Relation relation, HeapTuple tup)
RelationPutHeapTupleAtEnd(relation, tup);
if (IsSystemRelationName(RelationGetRelationName(relation)))
RelationInvalidateHeapTuple(relation, tup);
RelationMark4RollbackHeapTuple(relation, tup);
return tup->t_data->t_oid;
}
@ -1473,6 +1473,8 @@ l2:
RelationPutHeapTupleAtEnd(relation, newtup);
LockBuffer(buffer, BUFFER_LOCK_EXCLUSIVE);
}
/* mark for rollback caches */
RelationMark4RollbackHeapTuple(relation, newtup);
/*
* New item in place, now record address of new tuple in t_ctid of old