Alexandre,

> Shoudn't it be:
>
> Replace the HAVING clause with "having ABS(sum(glt_total)) < 0.0001"
>
> or something like this ?

You're right and wrong ;-}

You're right, my SQL was wrong.

You're wrong, the correct SQL should have been:

having ABS(sum(glt_total)) > 0.0001

Sean