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Allow insert and update tuple routing and COPY for foreign tables.

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Also enable this for postgres_fdw.

Etsuro Fujita, based on an earlier patch by Amit Langote. The larger
patch series of which this is a part has been reviewed by Amit
Langote, David Fetter, Maksim Milyutin, Álvaro Herrera, Stephen Frost,
and me.  Minor documentation changes to the final version by me.

Discussion: http://postgr.es/m/29906a26-da12-8c86-4fb9-d8f88442f2b9@lab.ntt.co.jp
This commit is contained in:
Robert Haas
2018-04-06 19:16:11 -04:00
parent cb1ff1e5af
commit 3d956d9562
16 changed files with 924 additions and 91 deletions
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8
src/backend/executor/execMain.c
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@ -1179,13 +1179,6 @@ CheckValidResultRel(ResultRelInfo *resultRelInfo, CmdType operation)
switch (operation)
{
case CMD_INSERT:
/*
* If foreign partition to do tuple-routing for, skip the
* check; it's disallowed elsewhere.
*/
if (resultRelInfo->ri_PartitionRoot)
break;
if (fdwroutine->ExecForeignInsert == NULL)
ereport(ERROR,
(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
@ -1378,6 +1371,7 @@ InitResultRelInfo(ResultRelInfo *resultRelInfo,
resultRelInfo->ri_PartitionCheck = partition_check;
resultRelInfo->ri_PartitionRoot = partition_root;
resultRelInfo->ri_PartitionReadyForRouting = false;
}
/*