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From: Tom Lane <tgl@sss.pgh.pa.us>
To: pgsql-committers@lists.postgresql.org
Subject: pgsql: Re-implement psql's FETCH_COUNT feature atop libpq's chunked mod
Date: Sun, 07 Apr 2024 00:45:33 +0000
Message-ID: <E1rtGf6-000t9y-TP@gemulon.postgresql.org> (raw)

Re-implement psql's FETCH_COUNT feature atop libpq's chunked mode.

Formerly this was done with a cursor, which is problematic since
not all result-set-returning query types can be put into a cursor.
The new implementation is better integrated into other psql
features, too.

Daniel Vérité, reviewed by Laurenz Albe and myself (and whacked
around a bit by me, so any remaining bugs are my fault)

Discussion: https://postgr.es/m/CAKZiRmxsVTkO928CM+-ADvsMyePmU3L9DQCa9NwqjvLPcEe5QA@mail.gmail.com

Branch
------
master

Details
-------
https://git.postgresql.org/pg/commitdiff/90f5178211cd63ac16fb8c8b2fe43d53d2854da1

Modified Files
--------------
src/bin/psql/common.c              | 522 ++++++++++++-------------------------
src/bin/psql/t/001_basic.pl        |   6 +-
src/test/regress/expected/psql.out |   4 +-
src/test/regress/sql/psql.sql      |   4 +-
4 files changed, 171 insertions(+), 365 deletions(-)



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