SQRT(X) returns the square root of a non-negative number X. : SQRT : Math Numeric Functions MySQL TUTORIALS

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SQRT(X) returns the square root of a non-negative number X.


mysql>
mysql> SELECT SQRT(4);
+---------+
| SQRT(4) |
+---------+
|       2 |
+---------+
1 row in set (0.00 sec)

mysql>
mysql> SELECT SQRT(20);
+-----------------+
| SQRT(20)        |
+-----------------+
| 4.4721359549996 |
+-----------------+
1 row in set (0.00 sec)

mysql>



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