Thomas,
> I've just committed changes which implement three SQL99 functions and
> operators. OVERLAY() allows substituting a string into another string,
> SIMILAR TO is an operator for pattern matching, and a new variant of
> SUBSTRING() accepts a pattern to match.
Way cool! Thank you ... this replaces several of my custom PL/pgSQL
functions.
How is SIMILAR TO different from ~ ?
--
-Josh Berkus
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