Robert Haas writes:
> Add hash partitioning.
sqlsmith triggers coredumps calling satisfies_hash_partition().
ISTM this function is lacking argument validation. Example:
,----
| PostgreSQL stand-alone backend 11devel
| backend> select satisfies_hash_partition('pg_class'::regclass,null,null,null);
| Program received signal SIGSEGV, Segmentation fault.
| 0x00005555556b3914 in satisfies_hash_partition (fcinfo=0x555555f5f668) at
partition.c:3435
| 3435 fmgr_info_copy(&my_extra->partsupfunc[j],
`----
regards,
Andreas
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