diff options
Diffstat (limited to 'src/backend/replication/logical')
| -rw-r--r-- | src/backend/replication/logical/launcher.c | 2 | ||||
| -rw-r--r-- | src/backend/replication/logical/worker.c | 24 |
2 files changed, 25 insertions, 1 deletions
diff --git a/src/backend/replication/logical/launcher.c b/src/backend/replication/logical/launcher.c index 10677da56b2..1c3c051403d 100644 --- a/src/backend/replication/logical/launcher.c +++ b/src/backend/replication/logical/launcher.c @@ -1016,7 +1016,7 @@ logicalrep_launcher_attach_dshmem(void) last_start_times_dsa = dsa_attach(LogicalRepCtx->last_start_dsa); dsa_pin_mapping(last_start_times_dsa); last_start_times = dshash_attach(last_start_times_dsa, &dsh_params, - LogicalRepCtx->last_start_dsh, 0); + LogicalRepCtx->last_start_dsh, NULL); } MemoryContextSwitchTo(oldcontext); diff --git a/src/backend/replication/logical/worker.c b/src/backend/replication/logical/worker.c index 4151a4b2a96..a23262957ac 100644 --- a/src/backend/replication/logical/worker.c +++ b/src/backend/replication/logical/worker.c @@ -4626,8 +4626,16 @@ run_apply_worker() walrcv_startstreaming(LogRepWorkerWalRcvConn, &options); StartTransactionCommand(); + + /* + * Updating pg_subscription might involve TOAST table access, so + * ensure we have a valid snapshot. + */ + PushActiveSnapshot(GetTransactionSnapshot()); + UpdateTwoPhaseState(MySubscription->oid, LOGICALREP_TWOPHASE_STATE_ENABLED); MySubscription->twophasestate = LOGICALREP_TWOPHASE_STATE_ENABLED; + PopActiveSnapshot(); CommitTransactionCommand(); } else @@ -4843,7 +4851,15 @@ DisableSubscriptionAndExit(void) /* Disable the subscription */ StartTransactionCommand(); + + /* + * Updating pg_subscription might involve TOAST table access, so ensure we + * have a valid snapshot. + */ + PushActiveSnapshot(GetTransactionSnapshot()); + DisableSubscription(MySubscription->oid); + PopActiveSnapshot(); CommitTransactionCommand(); /* Ensure we remove no-longer-useful entry for worker's start time */ @@ -4948,6 +4964,12 @@ clear_subscription_skip_lsn(XLogRecPtr finish_lsn) } /* + * Updating pg_subscription might involve TOAST table access, so ensure we + * have a valid snapshot. + */ + PushActiveSnapshot(GetTransactionSnapshot()); + + /* * Protect subskiplsn of pg_subscription from being concurrently updated * while clearing it. */ @@ -5005,6 +5027,8 @@ clear_subscription_skip_lsn(XLogRecPtr finish_lsn) heap_freetuple(tup); table_close(rel, NoLock); + PopActiveSnapshot(); + if (started_tx) CommitTransactionCommand(); } |