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Merge the last few variable.c configuration variables into the generic

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GUC support.  It's now possible to set datestyle, timezone, and
client_encoding from postgresql.conf and per-database or per-user
settings.  Also, implement rollback of SET commands that occur in a
transaction that later fails.  Create a SET LOCAL var = value syntax
that sets the variable only for the duration of the current transaction.
All per previous discussions in pghackers.
This commit is contained in:
Tom Lane
2002-05-17 01:19:19 +00:00
parent fa613fa1ea
commit f0811a74b3
42 changed files with 2641 additions and 1802 deletions
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5
src/backend/access/transam/xact.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/transam/xact.c,v 1.120 2002/04/01 03:34:25 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/access/transam/xact.c,v 1.121 2002/05/17 01:19:16 tgl Exp $
*
* NOTES
* Transaction aborts can now occur two ways:
@ -173,6 +173,7 @@
#include "storage/proc.h"
#include "storage/sinval.h"
#include "storage/smgr.h"
#include "utils/guc.h"
#include "utils/inval.h"
#include "utils/memutils.h"
#include "utils/portal.h"
@ -1002,6 +1003,7 @@ CommitTransaction(void)
RelationPurgeLocalRelation(true);
smgrDoPendingDeletes(true);
AtEOXact_GUC(true);
AtEOXact_SPI();
AtEOXact_gist();
AtEOXact_hash();
@ -1104,6 +1106,7 @@ AbortTransaction(void)
RelationPurgeLocalRelation(false);
smgrDoPendingDeletes(false);
AtEOXact_GUC(false);
AtEOXact_SPI();
AtEOXact_gist();
AtEOXact_hash();