array_reverse() - Mailing list pgsql-general

From Craig Ringer
Subject array_reverse()
Date
Msg-id 4AEE80FC.7010608@postnewspapers.com.au
Whole thread Raw
Responses Re: array_reverse()  (Merlin Moncure <mmoncure@gmail.com>)
Re: array_reverse()  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-general
Hi all

Before I go ahead and try to write a decent quality version: is there
any chance an array_reverse() function (in C) would be accepted into Pg
mainline? If not, I probably won't bother cleaning up my current
awful-hack quality module.

It's a slow operation to perform in SQL or PL/PgSQL even with 8.4's
array_agg(...) and generate_subscripts(...) and given how many languages
seem to provide built-in support it seems to be an operation people need
quite a bit.

--
Craig Ringer

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