| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | "Matthew T(dot) O'Connor" <matthew(at)zeut(dot)net> |
| Cc: | Thomas Swan <tswan(at)idigx(dot)com>, Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>, Jeff Boes <jboes(at)nexcerpt(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: pg_autovacuum crashes when query fails for temp |
| Date: | 2004-04-21 04:00:33 |
| Message-ID: | 25712.1082520033@sss.pgh.pa.us |
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| Lists: | pgsql-admin pgsql-hackers |
"Matthew T. O'Connor" <matthew(at)zeut(dot)net> writes:
> Just to be sure, I can do this by avoiding anything found in the pg_temp
> schemea, or is there a better way? Is it possible that a user could or
> would put a non-temp table the pg_temp schemea?
The pg_temp_NN schemas are the temp objects, by definition and by
implementation. (Essentially, the reason a temp table is temp is that
its backend does "DROP SCHEMA pg_temp_NN" on exit.) See namespace.c,
particularly the isTempNamespace and isOtherTempNamespace functions, for
the gory details.
regards, tom lane
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