Re: IN & ANY subqueries

Or perhaps add a TEXT index to the table?

Peter

On 9/6/06, Philippe Poelvoorde <pooly7@gmail.com> wrote:
> 2006/9/5, Ben Lachman <blachman@mac.com>:
> > So possibly a better solution would be to create a temporary table
> > and then do a subquery on that table?
>
> yes. Or do a :
> SELECT id FROM t1 WHERE name LIKE '%s1%' OR name LIKE %'s2%' OR name
> LIKE '%s3%'
> but depending on your data, a table may be the way to go.
>
> >
> > ->Ben
> >
> > On Sep 4, 2006, at 7:37 AM, Visolve DB Team wrote:
> >
> > > Hi
> > >
> > > The ANY keyword, which must follow a comparison operator, means
> > > "return TRUE if the comparison is TRUE for ANY of the values in the
> > > column that the subquery returns
> > >
> > > In has 2 forms:
> > > 1. IN (subquery). [The word IN is an alias for = ANY (subquery)].
> > > 2. IN (list of values seperated by comma)
> > >
> > > Hence the exact syntax to use is:
> > > Select <fields> from < table> where <fieldname> = ANY ( select
> > > <fieldname> from <table>);
> > >
> > > Ref: http://dev.mysql.com/doc/refman/5.0/en/any-in-some-
> > > subqueries.html
> > >
> > > Thanks
> > > ViSolve DB Team
> > >
> > > ----- Original Message -----
> > > From: "Ben Lachman" <blachman@mac.com>
> > > To: <mysql@lists.mysql.com>
> > > Sent: Sunday, September 03, 2006 10:33 AM
> > > Subject: IN & ANY subqueries
> > >
> > >
> > >> I have a string comparison that I would like to do against a short
> > >> list of constant strings.
> > >>
> > >> at the moment I am using the syntax
> > >>
> > >> SELECT id FROM t1 WHERE name IN('s1', 's2', 's3', ...);
> > >>
> > >> However, this limits me to exact matches and I'd like to move to a
> > >> caparison expersion that lets me match names that contain any of the
> > >> list. The MySQL docs state that 'IN()' is an alias to '= ANY()'
> > >> however when I substitute' = ANY' for IN I get a parse error. What
> > >> I'd like to do is write something like (although I figure there may
> > >> be a better way to do the comparison that I am not thinking of):
> > >>
> > >> SELECT id FROM t1 WHERE name LIKE ANY('%s1%', '%s2%', '%s3%', ...);
> > >>
> > >> Does anyone know a way to do this?
> > >>
> > >> Thanks,
> > >>
> > >> ->Ben
> > >>
> >
> >
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> >
> >
>
>
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