| From: | David Rowley <drowley(at)postgresql(dot)org> |
|---|---|
| To: | pgsql-committers(at)lists(dot)postgresql(dot)org |
| Subject: | pgsql: Allow incremental sorts for windowing functions |
| Date: | 2020-09-15 11:45:11 |
| Message-ID: | E1kI9OZ-0003cR-46@gemulon.postgresql.org |
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| Thread: | |
| Lists: | pgsql-committers |
Allow incremental sorts for windowing functions
This expands on the work done in d2d8a229b and allows incremental sort
to be considered during create_window_paths().
Author: David Rowley
Reviewed-by: Daniel Gustafsson, Tomas Vondra
Discussion: https://postgr.es/m/CAApHDvoOHobiA2x13NtWnWLcTXYj9ddpCkv9PnAJQBMegYf_xw%40mail.gmail.com
Branch
------
master
Details
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https://git.postgresql.org/pg/commitdiff/62e221e1c01e3985d2b8e4b68c364f8486c327ab
Modified Files
--------------
src/backend/optimizer/plan/planner.c | 41 +++++++++++++++++++++++++++------
src/test/regress/expected/window.out | 44 ++++++++++++++++++++++++++++++++++++
src/test/regress/sql/window.sql | 22 ++++++++++++++++++
3 files changed, 100 insertions(+), 7 deletions(-)
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