NULL in table fields better than empty fields?

Posted by fayer on Stack Overflow See other posts from Stack Overflow or by fayer
Published on 2010-04-28T11:03:35Z Indexed on 2010/04/28 11:13 UTC
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mysql

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database-design

i wonder if one should have NULL in the fields with no value, or should it be empty?

what is best?

thanks

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