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Rename recently-added pg_stat_activity column from txn_start to xact_start,

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for consistency with other column names such as in pg_stat_database.
This commit is contained in:
Tom Lane 2007-09-11 03:28:05 +00:00
parent 82a47982f3
commit ef4d38c86c
8 changed files with 24 additions and 25 deletions
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8
src/backend/access/transam/xact.c
View File

@ -10,7 +10,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/access/transam/xact.c,v 1.250 2007/09/08 20:31:14 tgl Exp $
* $PostgreSQL: pgsql/src/backend/access/transam/xact.c,v 1.251 2007/09/11 03:28:05 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -1454,7 +1454,7 @@ StartTransaction(void)
*/
xactStartTimestamp = stmtStartTimestamp;
xactStopTimestamp = 0;
pgstat_report_txn_timestamp(xactStartTimestamp);
pgstat_report_xact_timestamp(xactStartTimestamp);
/*
* initialize current transaction state fields
@ -1648,7 +1648,7 @@ CommitTransaction(void)
AtEOXact_ComboCid();
AtEOXact_HashTables(true);
AtEOXact_PgStat(true);
pgstat_report_txn_timestamp(0);
pgstat_report_xact_timestamp(0);
CurrentResourceOwner = NULL;
ResourceOwnerDelete(TopTransactionResourceOwner);
@ -1999,7 +1999,7 @@ AbortTransaction(void)
AtEOXact_ComboCid();
AtEOXact_HashTables(false);
AtEOXact_PgStat(false);
pgstat_report_txn_timestamp(0);
pgstat_report_xact_timestamp(0);
/*
* State remains TRANS_ABORT until CleanupTransaction().

4
src/backend/catalog/system_views.sql
View File

@ -3,7 +3,7 @@
*
* Copyright (c) 1996-2007, PostgreSQL Global Development Group
*
* $PostgreSQL: pgsql/src/backend/catalog/system_views.sql,v 1.42 2007/09/05 18:10:47 tgl Exp $
* $PostgreSQL: pgsql/src/backend/catalog/system_views.sql,v 1.43 2007/09/11 03:28:05 tgl Exp $
*/
CREATE VIEW pg_roles AS
@ -347,7 +347,7 @@ CREATE VIEW pg_stat_activity AS
U.rolname AS usename,
pg_stat_get_backend_activity(S.backendid) AS current_query,
pg_stat_get_backend_waiting(S.backendid) AS waiting,
pg_stat_get_backend_txn_start(S.backendid) AS txn_start,
pg_stat_get_backend_xact_start(S.backendid) AS xact_start,
pg_stat_get_backend_activity_start(S.backendid) AS query_start,
pg_stat_get_backend_start(S.backendid) AS backend_start,
pg_stat_get_backend_client_addr(S.backendid) AS client_addr,

13
src/backend/postmaster/pgstat.c
View File

@ -13,7 +13,7 @@
*
* Copyright (c) 2001-2007, PostgreSQL Global Development Group
*
* $PostgreSQL: pgsql/src/backend/postmaster/pgstat.c,v 1.162 2007/08/02 23:39:44 adunstan Exp $
* $PostgreSQL: pgsql/src/backend/postmaster/pgstat.c,v 1.163 2007/09/11 03:28:05 tgl Exp $
* ----------
*/
#include "postgres.h"
@ -1854,7 +1854,7 @@ pgstat_bestart(void)
beentry->st_procpid = MyProcPid;
beentry->st_proc_start_timestamp = proc_start_timestamp;
beentry->st_activity_start_timestamp = 0;
beentry->st_txn_start_timestamp = 0;
beentry->st_xact_start_timestamp = 0;
beentry->st_databaseid = MyDatabaseId;
beentry->st_userid = userid;
beentry->st_clientaddr = clientaddr;
@ -1939,12 +1939,11 @@ pgstat_report_activity(const char *cmd_str)
}
/*
* Set the current transaction start timestamp to the specified
* value. If there is no current active transaction, this is signified
* by 0.
* Report current transaction start timestamp as the specified value.
* Zero means there is no active transaction.
*/
void
pgstat_report_txn_timestamp(TimestampTz tstamp)
pgstat_report_xact_timestamp(TimestampTz tstamp)
{
volatile PgBackendStatus *beentry = MyBEEntry;
@ -1957,7 +1956,7 @@ pgstat_report_txn_timestamp(TimestampTz tstamp)
* here to ensure the compiler doesn't try to get cute.
*/
beentry->st_changecount++;
beentry->st_txn_start_timestamp = tstamp;
beentry->st_xact_start_timestamp = tstamp;
beentry->st_changecount++;
Assert((beentry->st_changecount & 1) == 0);
}

8
src/backend/utils/adt/pgstatfuncs.c
View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/adt/pgstatfuncs.c,v 1.43 2007/06/28 00:02:39 tgl Exp $
* $PostgreSQL: pgsql/src/backend/utils/adt/pgstatfuncs.c,v 1.44 2007/09/11 03:28:05 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -45,7 +45,7 @@ extern Datum pg_stat_get_backend_userid(PG_FUNCTION_ARGS);
extern Datum pg_stat_get_backend_activity(PG_FUNCTION_ARGS);
extern Datum pg_stat_get_backend_waiting(PG_FUNCTION_ARGS);
extern Datum pg_stat_get_backend_activity_start(PG_FUNCTION_ARGS);
extern Datum pg_stat_get_backend_txn_start(PG_FUNCTION_ARGS);
extern Datum pg_stat_get_backend_xact_start(PG_FUNCTION_ARGS);
extern Datum pg_stat_get_backend_start(PG_FUNCTION_ARGS);
extern Datum pg_stat_get_backend_client_addr(PG_FUNCTION_ARGS);
extern Datum pg_stat_get_backend_client_port(PG_FUNCTION_ARGS);
@ -464,7 +464,7 @@ pg_stat_get_backend_activity_start(PG_FUNCTION_ARGS)
Datum
pg_stat_get_backend_txn_start(PG_FUNCTION_ARGS)
pg_stat_get_backend_xact_start(PG_FUNCTION_ARGS)
{
int32 beid = PG_GETARG_INT32(0);
TimestampTz result;
@ -476,7 +476,7 @@ pg_stat_get_backend_txn_start(PG_FUNCTION_ARGS)
if (!superuser() && beentry->st_userid != GetUserId())
PG_RETURN_NULL();
result = beentry->st_txn_start_timestamp;
result = beentry->st_xact_start_timestamp;
if (result == 0) /* not in a transaction */
PG_RETURN_NULL();

4
src/include/catalog/catversion.h
View File

@ -37,7 +37,7 @@
* Portions Copyright (c) 1996-2007, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/catalog/catversion.h,v 1.423 2007/09/05 18:10:48 tgl Exp $
* $PostgreSQL: pgsql/src/include/catalog/catversion.h,v 1.424 2007/09/11 03:28:05 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -53,6 +53,6 @@
*/
/* yyyymmddN */
#define CATALOG_VERSION_NO 200709042
#define CATALOG_VERSION_NO 200709101
#endif

4
src/include/catalog/pg_proc.h
View File

@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2007, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/catalog/pg_proc.h,v 1.468 2007/09/04 16:41:42 adunstan Exp $
* $PostgreSQL: pgsql/src/include/catalog/pg_proc.h,v 1.469 2007/09/11 03:28:05 tgl Exp $
*
* NOTES
* The script catalog/genbki.sh reads this file and generates .bki
@ -2899,7 +2899,7 @@ DATA(insert OID = 2853 ( pg_stat_get_backend_waiting PGNSP PGUID 12 1 0 f f t f
DESCR("statistics: is backend currently waiting for a lock");
DATA(insert OID = 2094 ( pg_stat_get_backend_activity_start PGNSP PGUID 12 1 0 f f t f s 1 1184 "23" _null_ _null_ _null_ pg_stat_get_backend_activity_start - _null_ _null_ ));
DESCR("statistics: start time for current query of backend");
DATA(insert OID = 2857 ( pg_stat_get_backend_txn_start PGNSP PGUID 12 1 0 f f t f s 1 1184 "23" _null_ _null_ _null_ pg_stat_get_backend_txn_start - _null_ _null_ ));
DATA(insert OID = 2857 ( pg_stat_get_backend_xact_start PGNSP PGUID 12 1 0 f f t f s 1 1184 "23" _null_ _null_ _null_ pg_stat_get_backend_xact_start - _null_ _null_ ));
DESCR("statistics: start time for backend's current transaction");
DATA(insert OID = 1391 ( pg_stat_get_backend_start PGNSP PGUID 12 1 0 f f t f s 1 1184 "23" _null_ _null_ _null_ pg_stat_get_backend_start - _null_ _null_ ));
DESCR("statistics: start time for current backend session");

6
src/include/pgstat.h
View File

@ -5,7 +5,7 @@
*
* Copyright (c) 2001-2007, PostgreSQL Global Development Group
*
* $PostgreSQL: pgsql/src/include/pgstat.h,v 1.64 2007/07/08 22:23:16 tgl Exp $
* $PostgreSQL: pgsql/src/include/pgstat.h,v 1.65 2007/09/11 03:28:05 tgl Exp $
* ----------
*/
#ifndef PGSTAT_H
@ -430,7 +430,7 @@ typedef struct PgBackendStatus
/* Times when current backend, transaction, and activity started */
TimestampTz st_proc_start_timestamp;
TimestampTz st_txn_start_timestamp;
TimestampTz st_xact_start_timestamp;
TimestampTz st_activity_start_timestamp;
/* Database OID, owning user's OID, connection client address */
@ -501,7 +501,7 @@ extern void pgstat_initialize(void);
extern void pgstat_bestart(void);
extern void pgstat_report_activity(const char *what);
extern void pgstat_report_txn_timestamp(TimestampTz tstamp);
extern void pgstat_report_xact_timestamp(TimestampTz tstamp);
extern void pgstat_report_waiting(bool waiting);
extern void pgstat_initstats(Relation rel);

2
src/test/regress/expected/rules.out
View File

@ -1289,7 +1289,7 @@ SELECT viewname, definition FROM pg_views WHERE schemaname <> 'information_schem
pg_rules | SELECT n.nspname AS schemaname, c.relname AS tablename, r.rulename, pg_get_ruledef(r.oid) AS definition FROM ((pg_rewrite r JOIN pg_class c ON ((c.oid = r.ev_class))) LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace))) WHERE (r.rulename <> '_RETURN'::name);
pg_settings | SELECT a.name, a.setting, a.unit, a.category, a.short_desc, a.extra_desc, a.context, a.vartype, a.source, a.min_val, a.max_val FROM pg_show_all_settings() a(name text, setting text, unit text, category text, short_desc text, extra_desc text, context text, vartype text, source text, min_val text, max_val text);
pg_shadow | SELECT pg_authid.rolname AS usename, pg_authid.oid AS usesysid, pg_authid.rolcreatedb AS usecreatedb, pg_authid.rolsuper AS usesuper, pg_authid.rolcatupdate AS usecatupd, pg_authid.rolpassword AS passwd, (pg_authid.rolvaliduntil)::abstime AS valuntil, pg_authid.rolconfig AS useconfig FROM pg_authid WHERE pg_authid.rolcanlogin;
pg_stat_activity | SELECT d.oid AS datid, d.datname, pg_stat_get_backend_pid(s.backendid) AS procpid, pg_stat_get_backend_userid(s.backendid) AS usesysid, u.rolname AS usename, pg_stat_get_backend_activity(s.backendid) AS current_query, pg_stat_get_backend_waiting(s.backendid) AS waiting, pg_stat_get_backend_txn_start(s.backendid) AS txn_start, pg_stat_get_backend_activity_start(s.backendid) AS query_start, pg_stat_get_backend_start(s.backendid) AS backend_start, pg_stat_get_backend_client_addr(s.backendid) AS client_addr, pg_stat_get_backend_client_port(s.backendid) AS client_port FROM pg_database d, (SELECT pg_stat_get_backend_idset() AS backendid) s, pg_authid u WHERE ((pg_stat_get_backend_dbid(s.backendid) = d.oid) AND (pg_stat_get_backend_userid(s.backendid) = u.oid));
pg_stat_activity | SELECT d.oid AS datid, d.datname, pg_stat_get_backend_pid(s.backendid) AS procpid, pg_stat_get_backend_userid(s.backendid) AS usesysid, u.rolname AS usename, pg_stat_get_backend_activity(s.backendid) AS current_query, pg_stat_get_backend_waiting(s.backendid) AS waiting, pg_stat_get_backend_xact_start(s.backendid) AS xact_start, pg_stat_get_backend_activity_start(s.backendid) AS query_start, pg_stat_get_backend_start(s.backendid) AS backend_start, pg_stat_get_backend_client_addr(s.backendid) AS client_addr, pg_stat_get_backend_client_port(s.backendid) AS client_port FROM pg_database d, (SELECT pg_stat_get_backend_idset() AS backendid) s, pg_authid u WHERE ((pg_stat_get_backend_dbid(s.backendid) = d.oid) AND (pg_stat_get_backend_userid(s.backendid) = u.oid));
pg_stat_all_indexes | SELECT c.oid AS relid, i.oid AS indexrelid, n.nspname AS schemaname, c.relname, i.relname AS indexrelname, pg_stat_get_numscans(i.oid) AS idx_scan, pg_stat_get_tuples_returned(i.oid) AS idx_tup_read, pg_stat_get_tuples_fetched(i.oid) AS idx_tup_fetch FROM (((pg_class c JOIN pg_index x ON ((c.oid = x.indrelid))) JOIN pg_class i ON ((i.oid = x.indexrelid))) LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace))) WHERE (c.relkind = ANY (ARRAY['r'::"char", 't'::"char"]));
pg_stat_all_tables | SELECT c.oid AS relid, n.nspname AS schemaname, c.relname, pg_stat_get_numscans(c.oid) AS seq_scan, pg_stat_get_tuples_returned(c.oid) AS seq_tup_read, (sum(pg_stat_get_numscans(i.indexrelid)))::bigint AS idx_scan, ((sum(pg_stat_get_tuples_fetched(i.indexrelid)))::bigint + pg_stat_get_tuples_fetched(c.oid)) AS idx_tup_fetch, pg_stat_get_tuples_inserted(c.oid) AS n_tup_ins, pg_stat_get_tuples_updated(c.oid) AS n_tup_upd, pg_stat_get_tuples_deleted(c.oid) AS n_tup_del, pg_stat_get_live_tuples(c.oid) AS n_live_tup, pg_stat_get_dead_tuples(c.oid) AS n_dead_tup, pg_stat_get_last_vacuum_time(c.oid) AS last_vacuum, pg_stat_get_last_autovacuum_time(c.oid) AS last_autovacuum, pg_stat_get_last_analyze_time(c.oid) AS last_analyze, pg_stat_get_last_autoanalyze_time(c.oid) AS last_autoanalyze FROM ((pg_class c LEFT JOIN pg_index i ON ((c.oid = i.indrelid))) LEFT JOIN pg_namespace n ON ((n.oid = c.relnamespace))) WHERE (c.relkind = ANY (ARRAY['r'::"char", 't'::"char"])) GROUP BY c.oid, n.nspname, c.relname;
pg_stat_bgwriter | SELECT pg_stat_get_bgwriter_timed_checkpoints() AS checkpoints_timed, pg_stat_get_bgwriter_requested_checkpoints() AS checkpoints_req, pg_stat_get_bgwriter_buf_written_checkpoints() AS buffers_checkpoint, pg_stat_get_bgwriter_buf_written_clean() AS buffers_clean, pg_stat_get_bgwriter_maxwritten_clean() AS maxwritten_clean;