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Division by zero problem

Posted by cobolman on 11/15/07 13:18

I've got the following SQL

SELECT count(*) FROM tablea A
JOIN tableb B ON ..etc..
WHERE a.string_val = 'test' AND
b.divider > 0 AND
a.number > 0 AND
(a.number / b.divider > 0)

The b.divider value can be 0, but still I get the division by zero
error message.
I guess the reason is that the database performs the where statements
one at the time?

So when performing the division a.number / b.divider it could get 0 in
the divider even if b.divider > 0 is also part of the where
statement??

My question is then.. How can I work around this problem? Changing the
database to set b.divider always > 0 is not an option

 

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