Re: Small memory fixes for pg_createsubcriber

Michael Paquier <michael@paquier.xyz>

From: Michael Paquier <michael@paquier.xyz>
To: Ranier Vilela <ranier.vf@gmail.com>
Cc: Tom Lane <tgl@sss.pgh.pa.us>, Andres Freund <andres@anarazel.de>, Euler Taveira <euler@eulerto.com>, pgsql-hackers <pgsql-hackers@postgresql.org>
Date: 2025-02-27T05:50:39Z
Lists: pgsql-hackers
On Tue, Feb 25, 2025 at 08:54:31AM -0300, Ranier Vilela wrote:
> @@ -455,7 +455,9 @@ set_locale_and_encoding(void)
>   locale->db_locale,
>   strlen(locale->db_locale));
>   else
> - datlocale_literal = pg_strdup("NULL");
> + datlocale_literal = PQescapeLiteral(conn_new_template1,
> + "NULL",
> + strlen("NULL"));

Yeah, I've considered that but hardcoding NULL twice felt a bit weird,
as well.  Perhaps it's slightly cleaner to use an intermediate
variable given then as an argument of PQescapeLiteral()?
--
Michael

Commits

  1. pg_upgrade: Fix inconsistency in memory freeing

  2. pg_amcheck: Fix inconsistency in memory freeing

  3. Fix some inconsistencies with memory freeing in pg_createsubscriber

  4. Drop pre-existing subscriptions from the converted subscriber.