Show database access privileges in psql's \l command. For \l+, also show

database size, when available to the current user.

Andrew Gilligan

doc/src/sgml/ref/psql-ref.sgml

 <!--
-$PostgreSQL: pgsql/doc/src/sgml/ref/psql-ref.sgml,v 1.198 2007/12/11 19:57:32 tgl Exp $
+$PostgreSQL: pgsql/doc/src/sgml/ref/psql-ref.sgml,v 1.199 2008/03/30 18:10:20 tgl Exp $
 PostgreSQL documentation
 -->
 
@@ -1328,9 +1328,12 @@ Tue Oct 26 21:40:57 CEST 1999
         <term><literal>\l+</literal> (or <literal>\list+</literal>)</term>
         <listitem>
         <para>
-        List the names, owners, and character set encodings of all the databases in
-        the server. If <literal>+</literal> is appended to the command
-        name, database descriptions are also displayed.
+        List the names, owners, character set encodings, and access privileges
+        of all the databases in the server.
+        If <literal>+</literal> is appended to the command name, database
+        sizes, default tablespaces, and descriptions are also displayed.
+        (Size information is only available for databases that the current
+        user can connect to.)
         </para>
         </listitem>
       </varlistentry>

src/bin/psql/describe.c

@@ -3,7 +3,7 @@
  *
  * Copyright (c) 2000-2008, PostgreSQL Global Development Group
  *
- * $PostgreSQL: pgsql/src/bin/psql/describe.c,v 1.165 2008/03/30 17:50:11 tgl Exp $
+ * $PostgreSQL: pgsql/src/bin/psql/describe.c,v 1.166 2008/03/30 18:10:20 tgl Exp $
  */
 #include "postgres_fe.h"
 #include "describe.h"
@@ -417,12 +417,20 @@ listAllDbs(bool verbose)
 	printfPQExpBuffer(&buf,
 					  "SELECT d.datname as \"%s\",\n"
 					  "       r.rolname as \"%s\",\n"
-					  "       pg_catalog.pg_encoding_to_char(d.encoding) as \"%s\"",
+					  "       pg_catalog.pg_encoding_to_char(d.encoding) as \"%s\",\n"
+					  "       d.datacl as \"%s\"",
 					  gettext_noop("Name"),
 					  gettext_noop("Owner"),
-					  gettext_noop("Encoding"));
+					  gettext_noop("Encoding"),
+					  gettext_noop("Access Privileges"));
 	if (verbose)
 	{
+		appendPQExpBuffer(&buf,
+						  ",\n       CASE WHEN pg_catalog.has_database_privilege(d.datname, 'CONNECT')\n"
+						  "            THEN pg_catalog.pg_size_pretty(pg_catalog.pg_database_size(d.datname))\n"
+						  "            ELSE 'No Access'\n"
+						  "       END as \"%s\"",
+						  gettext_noop("Size"));
 		appendPQExpBuffer(&buf,
 						  ",\n       t.spcname as \"%s\"",
 						  gettext_noop("Tablespace"));