diff --git a/doc/src/sgml/ref/psql-ref.sgml b/doc/src/sgml/ref/psql-ref.sgml
index 48391117a8..4ea66a30d5 100644
--- a/doc/src/sgml/ref/psql-ref.sgml
+++ b/doc/src/sgml/ref/psql-ref.sgml
@@ -1,5 +1,5 @@
@@ -780,6 +780,16 @@ testdb=>
+
+ \conninfo
+
+
+ Outputs connection information about the current database
+ connection.
+
+
+
+
\copy { table [ ( column_list ) ] | ( query ) }
{ from | to }
diff --git a/src/bin/psql/command.c b/src/bin/psql/command.c
index acc5d35cf9..affdffce1d 100644
--- a/src/bin/psql/command.c
+++ b/src/bin/psql/command.c
@@ -3,7 +3,7 @@
*
* Copyright (c) 2000-2010, PostgreSQL Global Development Group
*
- * $PostgreSQL: pgsql/src/bin/psql/command.c,v 1.221 2010/07/06 19:18:59 momjian Exp $
+ * $PostgreSQL: pgsql/src/bin/psql/command.c,v 1.222 2010/07/20 03:54:19 rhaas Exp $
*/
#include "postgres_fe.h"
#include "command.h"
@@ -294,6 +294,22 @@ exec_command(const char *cmd,
free(opt);
}
+ /* \conninfo -- display information about the current connection */
+ else if (strcmp(cmd, "conninfo") == 0)
+ {
+ char *db = PQdb(pset.db);
+ char *host = PQhost(pset.db);
+
+ if (!db)
+ printf("You are not connected.\n");
+ else if (host)
+ printf("You are connected to database \"%s\" on host \"%s\" at port \"%s\" as user \"%s\".\n",
+ db, host, PQport(pset.db), PQuser(pset.db));
+ else
+ printf("You are connected to database \"%s\" via local socket as user \"%s\".\n",
+ db, PQuser(pset.db));
+ }
+
/* \copy */
else if (pg_strcasecmp(cmd, "copy") == 0)
{
diff --git a/src/bin/psql/help.c b/src/bin/psql/help.c
index 47fa934db5..8351c5fb02 100644
--- a/src/bin/psql/help.c
+++ b/src/bin/psql/help.c
@@ -3,7 +3,7 @@
*
* Copyright (c) 2000-2010, PostgreSQL Global Development Group
*
- * $PostgreSQL: pgsql/src/bin/psql/help.c,v 1.159 2010/05/26 19:29:22 rhaas Exp $
+ * $PostgreSQL: pgsql/src/bin/psql/help.c,v 1.160 2010/07/20 03:54:19 rhaas Exp $
*/
#include "postgres_fe.h"
@@ -162,7 +162,7 @@ slashUsage(unsigned short int pager)
{
FILE *output;
- output = PageOutput(86, pager);
+ output = PageOutput(87, pager);
/* if you add/remove a line here, change the row count above */
@@ -249,6 +249,7 @@ slashUsage(unsigned short int pager)
PQdb(pset.db));
fprintf(output, _(" \\encoding [ENCODING] show or set client encoding\n"));
fprintf(output, _(" \\password [USERNAME] securely change the password for a user\n"));
+ fprintf(output, _(" \\conninfo display information about current connection\n"));
fprintf(output, "\n");
fprintf(output, _("Operating System\n"));
diff --git a/src/bin/psql/tab-complete.c b/src/bin/psql/tab-complete.c
index e79e1e84ac..5368d4ac45 100644
--- a/src/bin/psql/tab-complete.c
+++ b/src/bin/psql/tab-complete.c
@@ -3,7 +3,7 @@
*
* Copyright (c) 2000-2010, PostgreSQL Global Development Group
*
- * $PostgreSQL: pgsql/src/bin/psql/tab-complete.c,v 1.200 2010/07/06 19:19:00 momjian Exp $
+ * $PostgreSQL: pgsql/src/bin/psql/tab-complete.c,v 1.201 2010/07/20 03:54:19 rhaas Exp $
*/
/*----------------------------------------------------------------------
@@ -636,7 +636,7 @@ psql_completion(char *text, int start, int end)
};
static const char *const backslash_commands[] = {
- "\\a", "\\connect", "\\C", "\\cd", "\\copy", "\\copyright",
+ "\\a", "\\connect", "\\conninfo", "\\C", "\\cd", "\\copy", "\\copyright",
"\\d", "\\da", "\\db", "\\dc", "\\dC", "\\dd", "\\dD", "\\des", "\\deu", "\\dew", "\\df",
"\\dF", "\\dFd", "\\dFp", "\\dFt", "\\dg", "\\di", "\\dl",
"\\dn", "\\do", "\\dp", "\\drds", "\\ds", "\\dS", "\\dt", "\\dT", "\\dv", "\\du",