| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
| Cc: | Stephan Szabo <sszabo(at)megazone(dot)bigpanda(dot)com>, Jan Wieck <JanWieck(at)Yahoo(dot)com>, Christopher Kings-Lynne <chriskl(at)familyhealth(dot)com(dot)au>, Peter Childs <Blue(dot)Dragon(at)blueyonder(dot)co(dot)uk>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: ADD FOREIGN KEY (was Re: [GENERAL] 7.4Beta) |
| Date: | 2003-09-30 13:58:01 |
| Message-ID: | 19068.1064930281@sss.pgh.pa.us |
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| Lists: | pgsql-general pgsql-hackers |
Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> Tom Lane wrote:
>> That might be a good restriction too (on top of my speculation about not
>> allowing it in postgresql.conf). Only allow it to be SET per-session,
> We don't have a way to make something unsetable in postgresql.conf right
> now, do we?
Yeah, we do --- see GUC_DISALLOW_IN_FILE. The existing variable
zero_damaged_pages has the same restrictions we're talking about here,
and for largely the same reasons: you can shoot yourself in the foot
with it.
regards, tom lane
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