Re: [COMMITTERS] pgsql: Fix mistaken failure to allow parallelism in corner case.

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От Tom Lane
Тема Re: [COMMITTERS] pgsql: Fix mistaken failure to allow parallelism in corner case.
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Msg-id 4035.1509113974@sss.pgh.pa.us
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Ответ на [COMMITTERS] pgsql: Fix mistaken failure to allow parallelism in corner case.  (Robert Haas <rhaas@postgresql.org>)
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Robert Haas <rhaas@postgresql.org> writes:
> Fix mistaken failure to allow parallelism in corner case.

You can't insert fields into the middle of a widely-known struct
in the back branches.  In v10, this broke ABI compatibility for
any extension touching estate->es_query_dsa, which seems unlikely
to be the empty set.
        regards, tom lane


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