Converts a number from radians to degrees.
DEGREES( numeric-expression )
numeric-expression An angle in radians.
DOUBLE
This function converts its argument to DOUBLE, performs the computation in double-precision floating-point arithmetic, and returns the degrees of the angle given by numeric-expression. If the parameter is NULL, the result is NULL.
SQL/2008 Vendor extension.
The following statement returns the value 29.79380534680281.
SELECT DEGREES( 0.52 );