On 2012-02-04, hubert depesz lubaczewski <depesz(at)depesz(dot)com> wrote:
> select 'depesz depeszx depesz' ~ E'^(.*)( \\1)+$';
>
> what's worse:
> $ select regexp_replace( 'depesz depeszx depesz', E'^(.*)( \\1)+$', E'\\1' );
> regexp_replace
> ────────────────
> depesz
> (1 row)
>
> I know that Pg regexps are limited, but even grep's regexps match this
> correctly:
whose grep?
Postgres is BSD licence and that means they can't use the latest and
greatest GPL libraries.
--
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