diff options
Diffstat (limited to 'src/backend/utils/adt/pgstatfuncs.c')
| -rw-r--r-- | src/backend/utils/adt/pgstatfuncs.c | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/src/backend/utils/adt/pgstatfuncs.c b/src/backend/utils/adt/pgstatfuncs.c index e2d302b5a64..18709a981d4 100644 --- a/src/backend/utils/adt/pgstatfuncs.c +++ b/src/backend/utils/adt/pgstatfuncs.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/utils/adt/pgstatfuncs.c,v 1.34 2006/10/04 00:29:59 momjian Exp $ + * $PostgreSQL: pgsql/src/backend/utils/adt/pgstatfuncs.c,v 1.35 2006/12/06 18:06:47 neilc Exp $ * *------------------------------------------------------------------------- */ @@ -44,6 +44,7 @@ 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_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); @@ -422,6 +423,29 @@ pg_stat_get_backend_activity_start(PG_FUNCTION_ARGS) PG_RETURN_TIMESTAMPTZ(result); } + +Datum +pg_stat_get_backend_txn_start(PG_FUNCTION_ARGS) +{ + int32 beid = PG_GETARG_INT32(0); + TimestampTz result; + PgBackendStatus *beentry; + + if ((beentry = pgstat_fetch_stat_beentry(beid)) == NULL) + PG_RETURN_NULL(); + + if (!superuser() && beentry->st_userid != GetUserId()) + PG_RETURN_NULL(); + + result = beentry->st_txn_start_timestamp; + + if (result == 0) /* not in a transaction */ + PG_RETURN_NULL(); + + PG_RETURN_TIMESTAMPTZ(result); +} + + Datum pg_stat_get_backend_start(PG_FUNCTION_ARGS) { |