Add invariants check to get_useful_group_keys_orderings()
This commit introduces invariants checking of generated orderings
in get_useful_group_keys_orderings() for assert-enabled builds.
Discussion: https://postgr.es/m/a663f0f6-cbf6-49aa-af2e-234dc6768a07%40postgrespro.ru
Reported-by: Tom Lane
Author: Andrei Lepikhov
Reviewed-by: Alexander Korotkov, Pavel Borisov
Branch
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master
Details
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https://git.postgresql.org/pg/commitdiff/91143c03d4ca36406a53e05cd421b19e47d131d1
Modified Files
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src/backend/optimizer/path/pathkeys.c | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
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