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READ COMMITTED isolevel is implemented and is default now.

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This commit is contained in:
Vadim B. Mikheev
1999-01-29 09:23:17 +00:00
parent 3e2f87f3f3
commit e3a1ab764e
12 changed files with 499 additions and 128 deletions
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5
src/backend/utils/time/tqual.c
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@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/utils/time/tqual.c,v 1.23 1998/12/18 09:10:39 vadim Exp $
* $Header: /cvsroot/pgsql/src/backend/utils/time/tqual.c,v 1.24 1999/01/29 09:23:12 vadim Exp $
*
*-------------------------------------------------------------------------
*/
@@ -368,6 +368,7 @@ bool
HeapTupleSatisfiesDirty(HeapTupleHeader tuple)
{
SnapshotDirty->xmin = SnapshotDirty->xmax = InvalidTransactionId;
ItemPointerSetInvalid(&(SnapshotDirty->tid));
if (AMI_OVERRIDE)
return true;
@@ -413,6 +414,7 @@ HeapTupleSatisfiesDirty(HeapTupleHeader tuple)
{
if (tuple->t_infomask & HEAP_MARKED_FOR_UPDATE)
return true;
SnapshotDirty->tid = tuple->t_ctid;
return false; /* updated by other */
}
@@ -437,6 +439,7 @@ HeapTupleSatisfiesDirty(HeapTupleHeader tuple)
if (tuple->t_infomask & HEAP_MARKED_FOR_UPDATE)
return true;
SnapshotDirty->tid = tuple->t_ctid;
return false; /* updated by other */
}