Chip schrieb am Freitag, 3. August 2001, 08:08:29:
> I have a database I enter data into from a web based php form.
> I wonder if there is a way to have mysql check the database for
> a duplicate entry before it gets written into the database? And
> inform me of such so I will not have duplicate entries?
A very simple way to insure this is to put a unique index on the
appropriate column(s). In fact, that's the trick of the trade.
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