diff options
Diffstat (limited to 'src/backend/commands/subscriptioncmds.c')
| -rw-r--r-- | src/backend/commands/subscriptioncmds.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/backend/commands/subscriptioncmds.c b/src/backend/commands/subscriptioncmds.c index 9cbd36f6463..6dc3f6ee000 100644 --- a/src/backend/commands/subscriptioncmds.c +++ b/src/backend/commands/subscriptioncmds.c @@ -644,6 +644,9 @@ AlterSubscription(AlterSubscriptionStmt *stmt) subid = HeapTupleGetOid(tup); sub = GetSubscription(subid, false); + /* Lock the subscription so nobody else can do anything with it. */ + LockSharedObject(SubscriptionRelationId, subid, 0, AccessExclusiveLock); + /* Form a new tuple. */ memset(values, 0, sizeof(values)); memset(nulls, false, sizeof(nulls)); |