| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Bruce Momjian <bruce(at)momjian(dot)us> |
| Cc: | Andrew Dunstan <andrew(at)dunslane(dot)net>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: WIP: extensible enums |
| Date: | 2010-08-24 00:26:10 |
| Message-ID: | 16345.1282609570@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Bruce Momjian <bruce(at)momjian(dot)us> writes:
> I also noticed you grab an oid for the new type using the oid counter
> without trying to make it in sorted order. Seems that would be possible
> for adding enums to the end of the list, and might not be worth it. A
> quick hack might be to just try of an oid+1 from the last enum and see
> if that causes a conflict with the pg_enum.oid index.
That wouldn't be race-condition-safe.
regards, tom lane
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