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-rw-r--r--doc/src/sgml/monitoring.sgml20
-rw-r--r--doc/src/sgml/runtime.sgml7
-rw-r--r--src/backend/utils/adt/pgstatfuncs.c8
-rw-r--r--src/bin/initdb/initdb.sh4
-rw-r--r--src/include/catalog/pg_proc.h4
5 files changed, 22 insertions, 21 deletions
diff --git a/doc/src/sgml/monitoring.sgml b/doc/src/sgml/monitoring.sgml
index 231a099cd1a..90a77d0a2c8 100644
--- a/doc/src/sgml/monitoring.sgml
+++ b/doc/src/sgml/monitoring.sgml
@@ -1,5 +1,5 @@
<!--
-$Header: /cvsroot/pgsql/doc/src/sgml/monitoring.sgml,v 1.19 2003/03/25 16:15:37 petere Exp $
+$Header: /cvsroot/pgsql/doc/src/sgml/monitoring.sgml,v 1.20 2003/04/04 03:03:53 tgl Exp $
-->
<chapter id="monitoring">
@@ -208,9 +208,9 @@ postgres: <replaceable>user</> <replaceable>database</> <replaceable>host</> <re
which the current query began execution. The columns that report
data on the current query are only available if the parameter
<varname>stats_command_string</varname> has been turned on.
- Furthermore, these columns can only be accessed by
- superusers; or when the user examining the view is the same as the user
- in the row; for others it reads as null. (Note that because of the
+ Furthermore, these columns read as null unless the user examining
+ the view is a superuser or the same as the user owning the process
+ being reported on. (Note that because of the
collector's reporting delay, current query will only be up-to-date for
long-running queries.)</entry>
</row>
@@ -540,16 +540,16 @@ postgres: <replaceable>user</> <replaceable>database</> <replaceable>host</> <re
<row>
<entry><literal><function>pg_stat_get_backend_activity_start</function>(<type>integer</type>)</literal></entry>
- <entry><type>text</type></entry>
+ <entry><type>timestamp with time zone</type></entry>
<entry>
- The time at which the specified backend process' currently
- executing query was started (null if the current user is not a
- superuser, or <varname>stats_command_string</varname> is not
- on)
+ The time at which the given backend process' currently
+ executing query was started (null if the
+ current user is not a superuser nor the same user as that of
+ the session being queried, or
+ <varname>stats_command_string</varname> is not on)
</entry>
</row>
-
<row>
<entry><literal><function>pg_stat_reset</function>()</literal></entry>
<entry><type>boolean</type></entry>
diff --git a/doc/src/sgml/runtime.sgml b/doc/src/sgml/runtime.sgml
index 131a670b59a..9311aabfda3 100644
--- a/doc/src/sgml/runtime.sgml
+++ b/doc/src/sgml/runtime.sgml
@@ -1,5 +1,5 @@
<!--
-$Header: /cvsroot/pgsql/doc/src/sgml/runtime.sgml,v 1.176 2003/04/03 23:32:47 tgl Exp $
+$Header: /cvsroot/pgsql/doc/src/sgml/runtime.sgml,v 1.177 2003/04/04 03:03:53 tgl Exp $
-->
<Chapter Id="runtime">
@@ -1176,8 +1176,9 @@ SET ENABLE_SEQSCAN TO OFF;
Enables the collection of statistics on the currently
executing command of each session, along with the time at
which that command began execution. This option is off by
- default. Note that even when enabled, this information is only
- visible to the superuser, so it should not represent a
+ default. Note that even when enabled, this information is not
+ visible to all users, only to superusers and the user owning
+ the session being reported on; so it should not represent a
security risk. This data can be accessed via the
<structname>pg_stat_activity</structname> system view; refer
to <xref linkend="monitoring"> for more information.
diff --git a/src/backend/utils/adt/pgstatfuncs.c b/src/backend/utils/adt/pgstatfuncs.c
index c2f0ea2c829..787f0226cdc 100644
--- a/src/backend/utils/adt/pgstatfuncs.c
+++ b/src/backend/utils/adt/pgstatfuncs.c
@@ -308,14 +308,14 @@ pg_stat_get_backend_activity_start(PG_FUNCTION_ARGS)
int32 beid;
AbsoluteTime sec;
int usec;
- Timestamp result;
+ TimestampTz result;
beid = PG_GETARG_INT32(0);
- if (!superuser())
+ if ((beentry = pgstat_fetch_stat_beentry(beid)) == NULL)
PG_RETURN_NULL();
- if ((beentry = pgstat_fetch_stat_beentry(beid)) == NULL)
+ if (!superuser() && beentry->userid != GetUserId())
PG_RETURN_NULL();
sec = beentry->activity_start_sec;
@@ -341,7 +341,7 @@ pg_stat_get_backend_activity_start(PG_FUNCTION_ARGS)
date2j(1970, 1, 1)) * 86400));
#endif
- PG_RETURN_TIMESTAMP(result);
+ PG_RETURN_TIMESTAMPTZ(result);
}
diff --git a/src/bin/initdb/initdb.sh b/src/bin/initdb/initdb.sh
index 473b2786cf1..079ceb076b2 100644
--- a/src/bin/initdb/initdb.sh
+++ b/src/bin/initdb/initdb.sh
@@ -27,7 +27,7 @@
# Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
# Portions Copyright (c) 1994, Regents of the University of California
#
-# $Header: /cvsroot/pgsql/src/bin/initdb/Attic/initdb.sh,v 1.187 2003/03/25 16:15:44 petere Exp $
+# $Header: /cvsroot/pgsql/src/bin/initdb/Attic/initdb.sh,v 1.188 2003/04/04 03:03:53 tgl Exp $
#
#-------------------------------------------------------------------------
@@ -954,7 +954,7 @@ CREATE VIEW pg_stat_activity AS \
pg_stat_get_backend_userid(S.backendid) AS usesysid, \
U.usename AS usename, \
pg_stat_get_backend_activity(S.backendid) AS current_query, \
- pg_stat_get_backend_activity_start(S.backendid) AS query_start \
+ pg_stat_get_backend_activity_start(S.backendid) AS query_start \
FROM pg_database D, \
(SELECT pg_stat_get_backend_idset() AS backendid) AS S, \
pg_shadow U \
diff --git a/src/include/catalog/pg_proc.h b/src/include/catalog/pg_proc.h
index ff9f65d962e..6c0bcfdfc9f 100644
--- a/src/include/catalog/pg_proc.h
+++ b/src/include/catalog/pg_proc.h
@@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
- * $Id: pg_proc.h,v 1.290 2003/03/21 21:54:29 momjian Exp $
+ * $Id: pg_proc.h,v 1.291 2003/04/04 03:03:54 tgl Exp $
*
* NOTES
* The script catalog/genbki.sh reads this file and generates .bki
@@ -2745,7 +2745,7 @@ DATA(insert OID = 1939 ( pg_stat_get_backend_userid PGNSP PGUID 12 f f t f s 1
DESCR("Statistics: User ID of backend");
DATA(insert OID = 1940 ( pg_stat_get_backend_activity PGNSP PGUID 12 f f t f s 1 25 "23" pg_stat_get_backend_activity - _null_ ));
DESCR("Statistics: Current query of backend");
-DATA(insert OID = 2094 ( pg_stat_get_backend_activity_start PGNSP PGUID 12 f f t f s 1 1114 "23" pg_stat_get_backend_activity_start - _null_));
+DATA(insert OID = 2094 ( pg_stat_get_backend_activity_start PGNSP PGUID 12 f f t f s 1 1184 "23" pg_stat_get_backend_activity_start - _null_));
DESCR("Statistics: Start time for current query of backend");
DATA(insert OID = 1941 ( pg_stat_get_db_numbackends PGNSP PGUID 12 f f t f s 1 23 "26" pg_stat_get_db_numbackends - _null_ ));
DESCR("Statistics: Number of backends in database");
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-28 06:47:20 +0000