SQL Sqrt

This will give the square root of the given value.

     Syntax:   

                   sqrt (value)      --  here value must be positive.

     Ex:

          SQL> select sqrt(4), sqrt(0), sqrt(null), sqrt(1) from dual;

                             SQRT(4)    SQRT(0) SQRT(NULL)    SQRT(1)

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         2               0               1                    1