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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2005-06-08 15:50:28 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2005-06-08 15:50:28 +0000 |
| commit | f5b2f60bd1084e218358adba04604147e5429233 (patch) | |
| tree | 276b7d36fa97284ef5b37e53f488e6f3532b78d7 /src/include/catalog/pg_control.h | |
| parent | 593badd30b09c6bc11930d4a26ff70830a5a9092 (diff) | |
| download | postgresql-f5b2f60bd1084e218358adba04604147e5429233.tar.gz | |
Change WAL-logging scheme for multixacts to be more like regular
transaction IDs, rather than like subtrans; in particular, the information
now survives a database restart. Per previous discussion, this is
essential for PITR log shipping and for 2PC.
Diffstat (limited to 'src/include/catalog/pg_control.h')
| -rw-r--r-- | src/include/catalog/pg_control.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/include/catalog/pg_control.h b/src/include/catalog/pg_control.h index 3f96b6bf26..73f32b55ad 100644 --- a/src/include/catalog/pg_control.h +++ b/src/include/catalog/pg_control.h @@ -8,7 +8,7 @@ * Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $PostgreSQL: pgsql/src/include/catalog/pg_control.h,v 1.22 2005/06/02 05:55:29 tgl Exp $ + * $PostgreSQL: pgsql/src/include/catalog/pg_control.h,v 1.23 2005/06/08 15:50:28 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -22,7 +22,7 @@ /* Version identifier for this pg_control format */ -#define PG_CONTROL_VERSION 810 +#define PG_CONTROL_VERSION 811 /* * Body of CheckPoint XLOG records. This is declared here because we keep @@ -40,13 +40,13 @@ typedef struct CheckPoint TransactionId nextXid; /* next free XID */ Oid nextOid; /* next free OID */ MultiXactId nextMulti; /* next free MultiXactId */ + MultiXactOffset nextMultiOffset; /* next free MultiXact offset */ time_t time; /* time stamp of checkpoint */ } CheckPoint; /* XLOG info values for XLOG rmgr */ #define XLOG_CHECKPOINT_SHUTDOWN 0x00 #define XLOG_CHECKPOINT_ONLINE 0x10 -#define XLOG_NEXTMULTI 0x20 #define XLOG_NEXTOID 0x30 |