Fix parallel hash join path search.
When the very cheapest path is not parallel-safe, we want to instead use
the cheapest unparameterized path that is. The old code searched
innerrel->cheapest_parameterized_paths, but that isn't right, because
the path we want may not be in that list. Search innerrel->pathlist
instead.
Spotted by Dilip Kumar.
Discussion: http://postgr.es/m/CAFiTN-szCEcZrQm0i_w4xqSaRUTOUFstNu32Zn4rxxDcoa8gnA@mail.gmail.com
Branch
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master
Details
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http://git.postgresql.org/pg/commitdiff/655393a022bd653e2b48dbf20b69236981e35195
Modified Files
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src/backend/optimizer/path/joinpath.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)