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Don't enter parallel mode when holding interrupts.

author Noah Misch <noah@leadboat.com>

2024年9月18日 02:53:11 +0000 (19:53 -0700)

committer Noah Misch <noah@leadboat.com>

2024年9月18日 02:53:11 +0000 (19:53 -0700)

commit ac04aa84a7f06635748278e6ff4bd74751bb3e8e

tree 1e0a8281acf52b5b2c1e02070edc58d5346ccd22 tree

parent 933848d16dc9d9d838c1bc15ed7e48c2f2eed69c commit | diff

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 diff | blob | blame | history

src/test/regress/expected/select_parallel.out diff | blob | blame | history

src/test/regress/sql/select_parallel.sql diff | blob | blame | history

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