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Get rid of ReferentialIntegritySnapshotOverride by extending Executor API

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to allow es_snapshot to be set to SnapshotNow rather than a query snapshot.
This solves a bug reported by Wade Klaver, wherein triggers fired as a
result of RI cascade updates could misbehave.
This commit is contained in:
Tom Lane
2003-09-25 18:58:36 +00:00
parent 7ab5c5b83e
commit c63a5452d8
16 changed files with 101 additions and 94 deletions
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6
src/include/access/valid.h
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@@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: valid.h,v 1.30 2003/08/04 02:40:10 momjian Exp $
* $Id: valid.h,v 1.31 2003/09/25 18:58:35 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -93,7 +93,7 @@ do \
relation, \
buffer, \
disk_page, \
seeself, \
snapshot, \
nKeys, \
key, \
res) \
@@ -112,7 +112,7 @@ do \
{ \
uint16 _infomask = (tuple)->t_data->t_infomask; \
\
(res) = HeapTupleSatisfiesVisibility((tuple), (seeself)); \
(res) = HeapTupleSatisfiesVisibility((tuple), (snapshot)); \
if ((tuple)->t_data->t_infomask != _infomask) \
SetBufferCommitInfoNeedsSave(buffer); \
} \