From: | Thomas Munro <tmunro(at)postgresql(dot)org> |
---|---|
To: | pgsql-committers(at)lists(dot)postgresql(dot)org |
Subject: | pgsql: Add reusable routine for making arrays unique. |
Date: | 2019-11-07 04:03:28 |
Message-ID: | E1iSZ16-000206-Te@gemulon.postgresql.org |
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Thread: | |
Lists: | pgsql-committers |
Add reusable routine for making arrays unique.
Introduce qunique() and qunique_arg(), which can be used after qsort()
and qsort_arg() respectively to remove duplicate values. Use it where
appropriate.
Author: Thomas Munro
Reviewed-by: Tom Lane (in an earlier version)
Discussion: https://postgr.es/m/CAEepm%3D2vmFTNpAmwbGGD2WaryM6T3hSDVKQPfUwjdD_5XY6vAA%40mail.gmail.com
Branch
------
master
Details
-------
https://git.postgresql.org/pg/commitdiff/7815e7efdb4ce9575b5d8460beb0dd2569d7ca3a
Modified Files
--------------
contrib/hstore/hstore_io.c | 5 +++
contrib/intarray/_int_tool.c | 19 +++--------
contrib/pg_trgm/trgm_op.c | 25 ++------------
src/backend/access/nbtree/nbtutils.c | 19 ++---------
src/backend/executor/nodeTidscan.c | 13 ++------
src/backend/utils/adt/acl.c | 15 +++------
src/backend/utils/adt/tsgistidx.c | 29 ++--------------
src/backend/utils/adt/tsquery_op.c | 29 +++-------------
src/backend/utils/adt/tsvector.c | 5 +--
src/backend/utils/adt/tsvector_op.c | 59 +++++---------------------------
src/backend/utils/adt/txid.c | 19 ++---------
src/backend/utils/cache/syscache.c | 21 ++++--------
src/include/lib/qunique.h | 65 ++++++++++++++++++++++++++++++++++++
13 files changed, 115 insertions(+), 208 deletions(-)
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