DOUBLE sin(DOUBLE x) Returns the sine of x, where x is in radians
mysql> select sin(0); +----------+ | sin(0.0) | +----------+ | 0 | +----------+ mysql> select sin(1); +--------------------+ | sin(1.0) | +--------------------+ | 0.8414709848078965 | +--------------------+ mysql> select sin(0.5 * Pi()); +-----------------+ | sin(0.5 * pi()) | +-----------------+ | 1 | +-----------------+
SIN