COS
Computes the cosine of x, where x is given in radians.
Syntax
COS (x)
Arguments
x: the argument in radians
Return Type
Float or double. NULL if x is NULL.
Example
SELECT COS(3.14159265359); **** +--------------------+ | cos(3.14159265359) | +--------------------+ | -1 | +--------------------+ 1 row in set (0.05 sec)