| From: | Brian Piatkus <Brian(at)fulcrum(dot)plus(dot)com> |
|---|---|
| To: | <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: Regexps and Indices. |
| Date: | 2003-04-23 07:41:13 |
| Message-ID: | 200304230841.13569.Brian@fulcrum.plus.com |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-general |
Hi
It turns out to be more than possible. Locale is set by default to en_GB.
Am I right in assuming that I need only to set LANG=C ? and should I also do
this for the environment of the running postmaster ?
On Tuesday 22 Apr 2003 20:59, you wrote:
> On Tue, 22 Apr 2003, Brian Piatkus wrote:
> > Hi,
> > I'm sure that this has come up many times before but :
> >
> > I have just upgraded from 7.0.2 to 7.2.2 using the latest Mandrake 9.0
> > RPMS. The database structure is unchanged but I now find that the db
> > refuses to use the available index WHERE NAME ~ '^NAME' even with
> > enable_seqscan set off. Am I missing something ?
>
> It's possible that you initialized the database in something other than
> "C" locale which disables the optimization that uses indexes for
> regexp/like (see past discussions in the archives for details).
>
>
> ---------------------------(end of broadcast)---------------------------
> TIP 4: Don't 'kill -9' the postmaster
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