SQL Anywhere 10.0.1
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### SQRT function [Numeric]

Returns the square root of a number.

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Syntax

**SQRT(** *numeric-expression* **)**

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Parameters

**numeric-expression** The number for which the square root is to be calculated.

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Remarks

This function converts its argument to DOUBLE, performs the computation in double-precision floating point, and returns a DOUBLE as the result.

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Standards and compatibility

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Example

The following statement returns the value 3.

SELECT SQRT( 9 );