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)
commit884860bfc0286ca35f7c097c2511bad90f4ede07
treeeb7872745edba9cc80aa72bfc794b2ff538acfdf
parentcbcd4bb415cff8d7224dd84084f93b82829c81a7
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