[COMMITTERS] pgsql: Push limit through subqueries to underlying sort,where possible

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От Robert Haas
Тема [COMMITTERS] pgsql: Push limit through subqueries to underlying sort,where possible
Дата
Msg-id E1djrf6-0003Bn-0y@gemulon.postgresql.org
обсуждение исходный текст
Ответы Re: [COMMITTERS] pgsql: Push limit through subqueries to underlyingsort, where possible  (Andres Freund <andres@anarazel.de>)
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Дерево обсуждения 
Push limit through subqueries to underlying sort, where possible.

Douglas Doole, reviewed by Ashutosh Bapat and by me.  Minor formatting
change by me.

Discussion: http://postgr.es/m/CADE5jYLuugnEEUsyW6Q_4mZFYTxHxaVCQmGAsF0yiY8ZDggi-w@mail.gmail.com

Branch
------
master

Details
-------
https://git.postgresql.org/pg/commitdiff/1f6d515a67ec98194c23a5db25660856c9aab944

Modified Files
--------------
src/backend/executor/nodeLimit.c        | 26 +++++++++++++++++
src/test/regress/expected/subselect.out | 52 +++++++++++++++++++++++++++++++++
src/test/regress/sql/subselect.sql      | 46 +++++++++++++++++++++++++++++
3 files changed, 124 insertions(+)

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