Re: [PATCH] Remove redundant Assert() calls in report_namespace_conflict()

Kirill Reshke <reshkekirill@gmail.com>

From: Kirill Reshke <reshkekirill@gmail.com>
To: zengman <zengman@halodbtech.com>
Cc: pgsql-hackers <pgsql-hackers@lists.postgresql.org>
Date: 2026-01-16T21:57:00Z
Lists: pgsql-hackers
On Fri, 16 Jan 2026, 19:25 zengman, <zengman@halodbtech.com> wrote:

> Hi all,
>
> I noticed that report_namespace_conflict() has Assert(OidIsValid(nspOid))
> at the function entry, and the same assertion is repeated in each switch
> case. These duplicate assertions are redundant since the check at the top
> already covers all cases.
> Attached patch removes the 6 redundant assertions to make the code a bit
> cleaner.
>
> ```
> static void
> report_namespace_conflict(Oid classId, const char *name, Oid nspOid)
> {
>   char     *msgfmt;
>
>   Assert(OidIsValid(nspOid));
>
>   switch (classId)
>   {
>     case ConversionRelationId:
>       Assert(OidIsValid(nspOid));
>       msgfmt = gettext_noop("conversion \"%s\" already exists in schema
> \"%s\"");
>       break;
>     case StatisticExtRelationId:
>       Assert(OidIsValid(nspOid));
>       msgfmt = gettext_noop("statistics object \"%s\" already exists in
> schema \"%s\"");
>       break;
>     case TSParserRelationId:
>       Assert(OidIsValid(nspOid));
>       msgfmt = gettext_noop("text search parser \"%s\" already exists in
> schema \"%s\"");
>       break;
>     case TSDictionaryRelationId:
>       Assert(OidIsValid(nspOid));
>       msgfmt = gettext_noop("text search dictionary \"%s\" already exists
> in schema \"%s\"");
>       break;
>     case TSTemplateRelationId:
>       Assert(OidIsValid(nspOid));
>       msgfmt = gettext_noop("text search template \"%s\" already exists in
> schema \"%s\"");
>       break;
>     case TSConfigRelationId:
>       Assert(OidIsValid(nspOid));
>       msgfmt = gettext_noop("text search configuration \"%s\" already
> exists in schema \"%s\"");
>       break;
>     default:
>       elog(ERROR, "unsupported object class: %u", classId);
>       break;
>   }
>
>   ereport(ERROR,
>       (errcode(ERRCODE_DUPLICATE_OBJECT),
>        errmsg(msgfmt, name, get_namespace_name(nspOid))));
> }
> ```
>
> --
> Regards,
> Man Zeng
> www.openhalo.org



Hi!

Yes, this patch looks valid

Commits

  1. Remove useless asserts in report_namespace_conflict()