Difference between MySQL IS NOT NULL and != ''

Posted by Mithun P on Stack Overflow See other posts from Stack Overflow or by Mithun P
Published on 2010-06-17T07:51:47Z Indexed on 2010/06/17 8:03 UTC
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Is there any difference between MySQL

IF (myText IS NOT NULL) THEN

and

IF (myText != '') THEN

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