Обсуждение: pgsql: Don't dump core when destroying an unused ParallelContext.

Don't dump core when destroying an unused ParallelContext.

If a transaction or subtransaction creates a ParallelContext but ends
without calling InitializeParallelDSM, the previous code would
seg fault.  Fix that.

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/227d57f3587d7d2a7d0792011f5ac952ba763681

Modified Files
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src/backend/access/transam/parallel.c |   17 ++++++++++-------
1 file changed, 10 insertions(+), 7 deletions(-)