Re: POC: postgres_fdw insert batching
Tomas Vondra <tomas.vondra@enterprisedb.com>
From: Tomas Vondra <tomas.vondra@enterprisedb.com>
To: "tsunakawa.takay@fujitsu.com" <tsunakawa.takay@fujitsu.com>
Cc: 'Amit Langote' <amitlangote09@gmail.com>,
"Andrey V. Lepikhov" <a.lepikhov@postgrespro.ru>,
Tomas Vondra <tomas.vondra@2ndquadrant.com>,
"pgsql-hackers@postgresql.org" <pgsql-hackers@postgresql.org>
Date: 2021-01-19T02:35:42Z
Lists: pgsql-hackers
On 1/19/21 2:28 AM, tsunakawa.takay@fujitsu.com wrote: > From: Tomas Vondra <tomas.vondra@enterprisedb.com> >> I took a look at this - there's a bit of bitrot due to >> 708d165ddb92c, so attached is a rebased patch (0001) fixing that. >> >> 0002 adds a couple comments and minor tweaks >> >> 0003 addresses a couple shortcomings related to explain - we >> haven't been showing the batch size for EXPLAIN (VERBOSE), because >> there'd be no FdwState, so this tries to fix that. Furthermore, >> there were no tests for EXPLAIN output with batch size, so I added >> a couple. > > Thank you, good additions. They all look good. Only one point: I > think the code for retrieving batch_size in create_foreign_modify() > can be replaced with a call to the new function in 0003. > OK. Can you prepare a final patch, squashing all the commits into a single one, and perhaps use the function in create_foreign_modify? regards -- Tomas Vondra EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company
Commits
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Fix tuple routing to initialize batching only for inserts
- 927f453a9410 14.0 landed
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Fix pointer type in ExecForeignBatchInsert SGML docs
- c15283ff429b 14.0 landed
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Fix initialization of FDW batching in ExecInitModifyTable
- 920f853dc948 14.0 landed
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Implement support for bulk inserts in postgres_fdw
- b663a4136331 14.0 landed