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Message Posted: Tue, 22 Jul 2003 @ 13:40:45 GMT

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Rather than a CASE statement you could just use the ABS() function...if you know the value is never zero.

SELECT col1/ABS(col1)

will always give you -1 or +1

If the value might be zero you would need at least a simple CASE statement

SELECT CASE col1 WHEN 0 THEN 0 ELSE col1/ABS(col1) END

Mike Dempsey
Teradata Client Tools

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