Re: ALTER TABLE lock strength reduction patch is unsafe
Alvaro Herrera <alvherre@commandprompt.com>
From: Alvaro Herrera <alvherre@commandprompt.com>
To: Noah Misch <noah@leadboat.com>
Cc: Simon Riggs <simon@2ndquadrant.com>, Tom Lane <tgl@sss.pgh.pa.us>, Robert Haas <robertmhaas@gmail.com>, Bruce Momjian <bruce@momjian.us>, Pg Hackers <pgsql-hackers@postgresql.org>
Date: 2012-01-02T19:49:51Z
Lists: pgsql-hackers
Commits
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API reference →
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Add bytea_agg, parallel to string_agg.
- d5448c7d31b5 9.2.0 cited
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Fix ALTER TABLE ONLY .. DROP CONSTRAINT.
- c0f03aae0469 9.2.0 cited
Excerpts from Noah Misch's message of lun ene 02 16:39:09 -0300 2012: > > On Mon, Jan 02, 2012 at 04:33:28PM -0300, Alvaro Herrera wrote: > > Uh, I thought detoasting had its own visibility test function .. I mean, > > otherwise, what is HeapTupleSatisfiesToast for? > > The SnapshotNow scan was actually to build the relcache entry for the toast > table before scanning the toast table itself. Stack trace: Oh, right, that makes sense. -- Álvaro Herrera <alvherre@commandprompt.com> The PostgreSQL Company - Command Prompt, Inc. PostgreSQL Replication, Consulting, Custom Development, 24x7 support