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Add last-vacuum/analyze-time columns to the stats collector, both manual and

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issued by autovacuum.  Add accessor functions to them, and use those in the
pg_stat_*_tables system views.

Catalog version bumped due to changes in the pgstat views and the pgstat file.

Patch from Larry Rosenman, minor improvements by me.
This commit is contained in:
Alvaro Herrera
2006-05-19 19:08:27 +00:00
parent 09518fbdf4
commit 1f219cf433
8 changed files with 171 additions and 12 deletions
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10
src/include/pgstat.h
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@ -5,7 +5,7 @@
*
* Copyright (c) 2001-2006, PostgreSQL Global Development Group
*
* $PostgreSQL: pgsql/src/include/pgstat.h,v 1.44 2006/04/27 00:06:59 momjian Exp $
* $PostgreSQL: pgsql/src/include/pgstat.h,v 1.45 2006/05/19 19:08:26 alvherre Exp $
* ----------
*/
#ifndef PGSTAT_H
@ -161,6 +161,8 @@ typedef struct PgStat_MsgVacuum
Oid m_databaseid;
Oid m_tableoid;
bool m_analyze;
bool m_autovacuum;
TimestampTz m_vacuumtime;
PgStat_Counter m_tuples;
} PgStat_MsgVacuum;
@ -174,6 +176,8 @@ typedef struct PgStat_MsgAnalyze
PgStat_MsgHdr m_hdr;
Oid m_databaseid;
Oid m_tableoid;
bool m_autovacuum;
TimestampTz m_analyzetime;
PgStat_Counter m_live_tuples;
PgStat_Counter m_dead_tuples;
} PgStat_MsgAnalyze;
@ -344,6 +348,10 @@ typedef struct PgStat_StatBeEntry
typedef struct PgStat_StatTabEntry
{
Oid tableid;
TimestampTz vacuum_timestamp; /* user initiated vacuum */
TimestampTz autovac_vacuum_timestamp; /* autovacuum initiated */
TimestampTz analyze_timestamp; /* user initiated */
TimestampTz autovac_analyze_timestamp; /* autovacuum initiated */
PgStat_Counter numscans;