Don't enter parallel mode when holding interrupts.
authorNoah Misch <[email protected]>
Wed, 18 Sep 2024 02:53:11 +0000 (19:53 -0700)
committerNoah Misch <[email protected]>
Wed, 18 Sep 2024 02:54:26 +0000 (19:54 -0700)
commit916b8ae475fa852483a7ef05e793a22c922bf999
tree7de7f0f71a786b2d8fe501177e113f3a6f21cfd4
parenta01dbdb1cb8c888c4ad97eaba0e3a391a86d3edb
Don't enter parallel mode when holding interrupts.

Doing so caused the leader to hang in wait_event=ParallelFinish, which
required an immediate shutdown to resolve.  Back-patch to v12 (all
supported versions).

Francesco Degrassi

Discussion: https://postgr.es/m/CAC-SaSzHUKT=vZJ8MPxYdC_URPfax+yoA1hKTcF4ROz_Q6z0_Q@mail.gmail.com
src/backend/optimizer/plan/planner.c
src/test/regress/expected/select_parallel.out
src/test/regress/sql/select_parallel.sql