What is the best way to check if a record allready exists in a msql-db from
php in the case of when the same form is submited twice beacuse of the
Should I allways check the db for the same entry, or is there some esier way
to prevent the user from submiting a form more then once?
Btw, is it possible for an sql-query to stop halfway through (if the server
goes down or something)?



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