SIN(X) returns the sine of X, where X is given in radians : SIN : Math Numeric Functions MySQL TUTORIALS

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SIN(X) returns the sine of X, where X is given in radians


mysql>
mysql> SELECT SIN(PI());
+----------------------+
| SIN(PI())            |
+----------------------+
| 1.2246063538224e-016 |
+----------------------+
1 row in set (0.00 sec)

mysql>
mysql> SELECT ROUND(SIN(PI()));
+------------------+
| ROUND(SIN(PI())) |
+------------------+
|                0 |
+------------------+
1 row in set (0.00 sec)

mysql>