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Add logical replication support to replicate into partitioned tables

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Mainly, this adds support code in logical/worker.c for applying
replicated operations whose target is a partitioned table to its
relevant partitions.

Author: Amit Langote <amitlangote09@gmail.com>
Reviewed-by: Rafia Sabih <rafia.pghackers@gmail.com>
Reviewed-by: Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
Reviewed-by: Petr Jelinek <petr@2ndquadrant.com>
Discussion: https://www.postgresql.org/message-id/flat/CA+HiwqH=Y85vRK3mOdjEkqFK+E=ST=eQiHdpj43L=_eJMOOznQ@mail.gmail.com
This commit is contained in:
Peter Eisentraut
2020-04-06 15:15:52 +02:00
parent b7ce6de93b
commit f1ac27bfda
7 changed files with 645 additions and 78 deletions
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14
src/backend/executor/execReplication.c
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@ -594,17 +594,9 @@ CheckSubscriptionRelkind(char relkind, const char *nspname,
const char *relname)
{
/*
* We currently only support writing to regular tables. However, give a
* more specific error for partitioned and foreign tables.
* Give a more specific error for foreign tables.
*/
if (relkind == RELKIND_PARTITIONED_TABLE)
ereport(ERROR,
(errcode(ERRCODE_WRONG_OBJECT_TYPE),
errmsg("cannot use relation \"%s.%s\" as logical replication target",
nspname, relname),
errdetail("\"%s.%s\" is a partitioned table.",
nspname, relname)));
else if (relkind == RELKIND_FOREIGN_TABLE)
if (relkind == RELKIND_FOREIGN_TABLE)
ereport(ERROR,
(errcode(ERRCODE_WRONG_OBJECT_TYPE),
errmsg("cannot use relation \"%s.%s\" as logical replication target",
@ -612,7 +604,7 @@ CheckSubscriptionRelkind(char relkind, const char *nspname,
errdetail("\"%s.%s\" is a foreign table.",
nspname, relname)));
if (relkind != RELKIND_RELATION)
if (relkind != RELKIND_RELATION && relkind != RELKIND_PARTITIONED_TABLE)
ereport(ERROR,
(errcode(ERRCODE_WRONG_OBJECT_TYPE),
errmsg("cannot use relation \"%s.%s\" as logical replication target",