diff --git a/doc/src/sgml/high-availability.sgml b/doc/src/sgml/high-availability.sgml
index 4882b20828..bbab7395a2 100644
--- a/doc/src/sgml/high-availability.sgml
+++ b/doc/src/sgml/high-availability.sgml
@@ -1767,6 +1767,11 @@ if (!triggered)
Plugins and extensions - LOAD
+
+
+ UNLISTEN
+
+
@@ -1856,7 +1861,7 @@ if (!triggered)
- LISTEN, UNLISTEN, NOTIFY
+ LISTEN, NOTIFY
@@ -1864,8 +1869,8 @@ if (!triggered)
In normal operation, read-only
transactions are allowed to
- use LISTEN, UNLISTEN, and
- NOTIFY, so Hot Standby sessions operate under slightly tighter
+ use LISTEN and NOTIFY,
+ so Hot Standby sessions operate under slightly tighter
restrictions than ordinary read-only sessions. It is possible that some
of these restrictions might be loosened in a future release.
diff --git a/src/backend/tcop/utility.c b/src/backend/tcop/utility.c
index 27ae6be751..6ec795f1b4 100644
--- a/src/backend/tcop/utility.c
+++ b/src/backend/tcop/utility.c
@@ -629,7 +629,7 @@ standard_ProcessUtility(PlannedStmt *pstmt,
{
UnlistenStmt *stmt = (UnlistenStmt *) parsetree;
- PreventCommandDuringRecovery("UNLISTEN");
+ /* we allow UNLISTEN during recovery, as it's a noop */
CheckRestrictedOperation("UNLISTEN");
if (stmt->conditionname)
Async_Unlisten(stmt->conditionname);
diff --git a/src/test/regress/expected/hs_standby_allowed.out b/src/test/regress/expected/hs_standby_allowed.out
index 526f88f2be..00b8faf9eb 100644
--- a/src/test/regress/expected/hs_standby_allowed.out
+++ b/src/test/regress/expected/hs_standby_allowed.out
@@ -208,6 +208,9 @@ LOCK hs1 IN ACCESS SHARE MODE;
LOCK hs1 IN ROW SHARE MODE;
LOCK hs1 IN ROW EXCLUSIVE MODE;
COMMIT;
+-- UNLISTEN
+UNLISTEN a;
+UNLISTEN *;
-- LOAD
-- should work, easier if there is no test for that...
-- ALLOWED COMMANDS
diff --git a/src/test/regress/expected/hs_standby_disallowed.out b/src/test/regress/expected/hs_standby_disallowed.out
index bc117413ff..dff0953e9a 100644
--- a/src/test/regress/expected/hs_standby_disallowed.out
+++ b/src/test/regress/expected/hs_standby_disallowed.out
@@ -118,10 +118,6 @@ listen a;
ERROR: cannot execute LISTEN during recovery
notify a;
ERROR: cannot execute NOTIFY during recovery
-unlisten a;
-ERROR: cannot execute UNLISTEN during recovery
-unlisten *;
-ERROR: cannot execute UNLISTEN during recovery
-- disallowed commands
ANALYZE hs1;
ERROR: cannot execute ANALYZE during recovery
diff --git a/src/test/regress/sql/hs_standby_allowed.sql b/src/test/regress/sql/hs_standby_allowed.sql
index a33199dbbd..6debddc5e9 100644
--- a/src/test/regress/sql/hs_standby_allowed.sql
+++ b/src/test/regress/sql/hs_standby_allowed.sql
@@ -110,6 +110,10 @@ LOCK hs1 IN ROW SHARE MODE;
LOCK hs1 IN ROW EXCLUSIVE MODE;
COMMIT;
+-- UNLISTEN
+UNLISTEN a;
+UNLISTEN *;
+
-- LOAD
-- should work, easier if there is no test for that...
diff --git a/src/test/regress/sql/hs_standby_disallowed.sql b/src/test/regress/sql/hs_standby_disallowed.sql
index 21bbf526b7..a470600eec 100644
--- a/src/test/regress/sql/hs_standby_disallowed.sql
+++ b/src/test/regress/sql/hs_standby_disallowed.sql
@@ -88,8 +88,6 @@ COMMIT;
-- Listen
listen a;
notify a;
-unlisten a;
-unlisten *;
-- disallowed commands