Bruce Momjian wrote:
>
> > This question just came up from a user use to our Informix application. They
> > tried to do a wildcard search, thus "where field_name LIKE 'AB%VN'". The
> > trailing values (after the %) are not recognized correctly. With Informix
> > 4GL, we wrote "where field_name MATCHES 'AB*VN'". This finds any combination
> > of values with 'AB' as the first two characters, and 'VN' as the last two,
> > with any number of characters in between - including blanks. How is this
> > accomplished with PostgreSQL? Are we limited to wildcard searches as "where
> > field_name LIKE 'AB%'"?
>
> Trailing stuff should always be recognized, and I am sure PostgreSQL
> does this.
>
Perhaps regular expression may help you out...
WHERE field_name ~ '^AB' AND field_name ~ 'VN$'
You should also only process those that have greater than four
characters in the field_name...;-)
Hope that helps...;-)
Cheers,
John Clark
--
/) John Clark Naldoza y Lopez (\
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