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XLOG file archiving and point-in-time recovery. There are still some

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loose ends and a glaring lack of documentation, but it basically works.

Simon Riggs with some editorialization by Tom Lane.
This commit is contained in:
Tom Lane
2004-07-19 02:47:16 +00:00
parent d0c1bbdcc6
commit 66ec2db728
13 changed files with 1628 additions and 72 deletions
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11
src/backend/access/nbtree/nbtsort.c
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@@ -56,7 +56,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/access/nbtree/nbtsort.c,v 1.83 2004/07/11 18:01:45 tgl Exp $
* $PostgreSQL: pgsql/src/backend/access/nbtree/nbtsort.c,v 1.84 2004/07/19 02:47:03 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -64,6 +64,7 @@
#include "postgres.h"
#include "access/nbtree.h"
#include "access/xlog.h"
#include "miscadmin.h"
#include "storage/smgr.h"
#include "utils/tuplesort.h"
@@ -222,15 +223,9 @@ _bt_leafbuild(BTSpool *btspool, BTSpool *btspool2)
/*
* We need to log index creation in WAL iff WAL archiving is enabled
* AND it's not a temp index.
*
* XXX when WAL archiving is actually supported, this test will likely
* need to change; and the hardwired extern is cruddy anyway ...
*/
{
extern char XLOG_archive_dir[];
wstate.btws_use_wal = XLogArchivingActive() && !wstate.index->rd_istemp;
wstate.btws_use_wal = XLOG_archive_dir[0] && !wstate.index->rd_istemp;
}
/* reserve the metapage */
wstate.btws_pages_alloced = BTREE_METAPAGE + 1;
wstate.btws_pages_written = 0;