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|              SQRT               |
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SQRT(<expN>)

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Returns square root of numeric expression.
Return value - Numeric
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SQRT() returns the square root of a numeric expression.  The number of
decimal places returned by SQRT() is the larger of the current decimal
setting and the number of decimal places contained in <expN>.  The
current number of decimal places may be specified with SET DECIMALS.

<expN>
        Include a numeric expression <expN> in SQRT().  The numeric expression
must be non-negative (zero or greater).

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See Also:  SET DECIMALS

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