On Friday 28 March 2003 19:29, James wrote:

> It seems that the union has problems when some values returned in the
> selects are nulls like in left joines. Instead of seeing Nulls the rows
> inherit the value of the previous row. Which make a real mess. I did how
> ever found a work around. I use
>
> coalesce(myfield,space(30)) as myfield
>
> anywhere a null may be returned. Seems to work !

It's fixed in 4.1, but it will not be ported to 4.0.



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