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| author | Alvaro Herrera <alvherre@alvh.no-ip.org> | 2018-07-30 16:30:07 -0400 |
|---|---|---|
| committer | Alvaro Herrera <alvherre@alvh.no-ip.org> | 2018-07-30 16:30:07 -0400 |
| commit | 4f10e7ea7b2231f453bb18b6e710ac333eaf121b (patch) | |
| tree | 91ef9b3f8eea4a0967ac8f27f71aed2a61ad1fc9 /src/backend/replication/logical/worker.c | |
| parent | 70de0abdb7c6dce24dd5c0e276708ca7c534f99f (diff) | |
| download | postgresql-4f10e7ea7b2231f453bb18b6e710ac333eaf121b.tar.gz postgresql-4f10e7ea7b2231f453bb18b6e710ac333eaf121b.zip | |
Set ActiveSnapshot when logically replaying inserts
Input functions for the inserted tuples may require a snapshot, when
they are replayed by native logical replication. An example is a domain
with a constraint using a SQL-language function, which prior to this
commit failed to apply on the subscriber side.
Reported-by: Mai Peng <maily.peng@webedia-group.com>
Co-authored-by: Minh-Quan TRAN <qtran@itscaro.me>
Co-authored-by: Álvaro Herrera <alvherre@alvh.no-ip.org>
Discussion: https://postgr.es/m/4EB4BD78-BFC3-4D04-B8DA-D53DF7160354@webedia-group.com
Discussion: https://postgr.es/m/153211336163.1404.11721804383024050689@wrigleys.postgresql.org
Diffstat (limited to 'src/backend/replication/logical/worker.c')
| -rw-r--r-- | src/backend/replication/logical/worker.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/backend/replication/logical/worker.c b/src/backend/replication/logical/worker.c index 6ca6cdcacfa..2054abe6532 100644 --- a/src/backend/replication/logical/worker.c +++ b/src/backend/replication/logical/worker.c @@ -610,13 +610,15 @@ apply_handle_insert(StringInfo s) remoteslot = ExecInitExtraTupleSlot(estate, RelationGetDescr(rel->localrel)); + /* Input functions may need an active snapshot, so get one */ + PushActiveSnapshot(GetTransactionSnapshot()); + /* Process and store remote tuple in the slot */ oldctx = MemoryContextSwitchTo(GetPerTupleMemoryContext(estate)); slot_store_cstrings(remoteslot, rel, newtup.values); slot_fill_defaults(rel, estate, remoteslot); MemoryContextSwitchTo(oldctx); - PushActiveSnapshot(GetTransactionSnapshot()); ExecOpenIndices(estate->es_result_relation_info, false); /* Do the insert. */ |