Re: TRUNCATE on foreign table
Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>
From: Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>
To: Kazutaka Onishi <onishi@heterodb.com>
Cc: Kohei KaiGai <kaigai@heterodb.com>, Zhihong Yu <zyu@yugabyte.com>, Fujii Masao <masao.fujii@oss.nttdata.com>,
Amit Langote <amitlangote09@gmail.com>, Ibrar Ahmed <ibrar.ahmad@gmail.com>, PostgreSQL Developers <pgsql-hackers@lists.postgresql.org>, Ashutosh Bapat <ashutosh.bapat.oss@gmail.com>
Date: 2021-04-05T14:35:32Z
Lists: pgsql-hackers
On Mon, Apr 5, 2021 at 7:38 PM Kazutaka Onishi <onishi@heterodb.com> wrote: > > 3) I think we need truncatable behaviour that is consistent with updatable. > > It's not correct. "truncatable" option works the same as "updatable". > I've confirmed that the table can be truncated with the combination: > truncatable on the server setting is false & truncatable on the table > setting is true. > I've also added to the test. Yeah you are right! I was wrong in understanding. > > 7) Did you try checking whether we reach hash_destroy code when a > > failure happens on executing truncate on a remote table? Otherwise we > > might want to do routine->ExecForeignTruncate inside PG_TRY block? > > I've added PG_TRY block. Did you check that hash_destroy is not reachable when an error occurs on the remote server while executing truncate command? If yes, then only we will have PG_TRY block, otherwise not. > > 9) It will be good if you can divide up your patch into 3 separate > > patches - 0001 code, 0002 tests, 0003 documentation > > I'll do it when I send a patch in the future, please forgive me on this patch. That's okay. With Regards, Bharath Rupireddy. EnterpriseDB: http://www.enterprisedb.com
Commits
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doc: Review for "Allow TRUNCATE command to truncate foreign tables".
- 0c8f40863acb 14.0 landed
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Don't pass "ONLY" options specified in TRUNCATE to foreign data wrapper.
- 8e9ea08bae93 14.0 landed
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Support tab-complete for TRUNCATE on foreign tables.
- 81e094bdfdd6 14.0 landed
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Allow TRUNCATE command to truncate foreign tables.
- 8ff1c94649f5 14.0 landed
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Add support for asynchronous execution.
- 27e1f14563cf 14.0 cited