Horton

Re: BUG #17800: ON CONFLICT DO UPDATE fails to detect incompatible fields that leads to a server crash

Tom Lane <tgl@sss.pgh.pa.us>

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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Andres Freund <andres@anarazel.de>
Cc: Michael Paquier <michael@paquier.xyz>, exclusion@gmail.com, pgsql-bugs@lists.postgresql.org
Date: 2023-02-24T22:12:43Z
Lists: pgsql-bugs

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OK, so this worked out quite well ... it's only about 50 net new lines
of code, and there's no data structure changes outside the contents of
compiled expressions, so no reason to fear ABI problems.

I did the renaming you had comments suggesting, but perhaps you want
to bikeshed those names?

			regards, tom lane

Commits

  1. Fix MULTIEXPR_SUBLINK with partitioned target tables, yet again.

  2. Repair rare failure of MULTIEXPR_SUBLINK subplans in inherited updates.