Fix SIGSEGV in pruning for ScalarArrayOp with constant-null array.
Not much to be said here: commit 9fdb675fc should have checked
constisnull, didn't.
Per report from Piotr Włodarczyk. Back-patch to v11 where
bug was introduced.
Discussion: https://postgr.es/m/CAP-dhMr+vRpwizEYjUjsiZ1vwqpohTm+3Pbdt6Pr7FEgPq9R0Q@mail.gmail.com
Branch
------
REL_11_STABLE
Details
-------
https://git.postgresql.org/pg/commitdiff/2f729d83226705d1149419a2aef7c1678fe641ec
Modified Files
--------------
src/backend/partitioning/partprune.c | 7 ++-
src/test/regress/expected/partition_prune.out | 68 +++++++++++++++++++++++++++
src/test/regress/sql/partition_prune.sql | 10 ++++
3 files changed, 84 insertions(+), 1 deletion(-)