Posted by Ewoud Dronkert on 10/05/06 11:19

On 21 Jun 2005 05:59:09 -0700, madsgormlarsen@gmail.com wrote:
> So therefore I need a function that will filter the data, so it
> does not contain columns with only NULL values. [...]
>
> $query = "SELECT * FROM Andersen WHERE column IS NULL";

Rather: $query = "SELECT * FROM Andersen WHERE column IS NOT NULL";
http://dev.mysql.com/doc/mysql/en/working-with-null.html


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