| 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: | "a_ogawa00" <a_ogawa00(at)yahoo(dot)co(dot)jp>, pgsql-patches(at)postgresql(dot)org |
| Subject: | Re: regexp_replace |
| Date: | 2005-06-06 15:39:27 |
| Message-ID: | 1774.1118072367@sss.pgh.pa.us |
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| Lists: | pgsql-hackers pgsql-patches |
Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> Tom Lane wrote:
>> Don't we have this functionality already? It's even SQL-spec ...
> Uh, all I see it replace(), which isn't regex:
The SQL-spec function is substring(string from pattern for escape-char);
see
http://www.postgresql.org/docs/8.0/static/functions-matching.html#FUNCTIONS-SIMILARTO-REGEXP
and we also have a variant of that for POSIX rather than SQL-style
regexps:
http://www.postgresql.org/docs/8.0/static/functions-matching.html#FUNCTIONS-POSIX-REGEXP
regards, tom lane
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