| From: | "tsunakawa(dot)takay(at)fujitsu(dot)com" <tsunakawa(dot)takay(at)fujitsu(dot)com> |
|---|---|
| To: | 'Tomas Vondra' <tomas(dot)vondra(at)enterprisedb(dot)com> |
| Cc: | 'Tomas Vondra' <tomas(dot)vondra(at)2ndquadrant(dot)com>, "Andrey V(dot) Lepikhov" <a(dot)lepikhov(at)postgrespro(dot)ru>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | RE: POC: postgres_fdw insert batching |
| Date: | 2020-11-23 02:17:14 |
| Message-ID: | TYAPR01MB2990004041DD64597E52759DFEFC0@TYAPR01MB2990.jpnprd01.prod.outlook.com |
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| Lists: | pgsql-hackers |
From: Tomas Vondra <tomas(dot)vondra(at)enterprisedb(dot)com>
> I don't think this is usable in practice, because a single session may
> be using multiple FDW servers, with different implementations, latency
> to the data nodes, etc. It's unlikely a single GUC value will be
> suitable for all of them.
That makes sense. The row size varies from table to table, so the user may want to tune this option to reduce memory consumption.
I think the attached patch has reflected all your comments. I hope this will pass..
Regards
Takayuki Tsunakawa
| Attachment | Content-Type | Size |
|---|---|---|
| v4-0001-Add-bulk-insert-for-foreign-tables.patch | application/octet-stream | 48.8 KB |
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