SQUARE

Returns the square value of a numeric expression (x2).

SQUARE(x) is equivalent to POWER(x,2). See POWER.

Syntax

SQUARE( expr )

Arguments

Parameter Description
expr Numeric expression

Returns

Always returns a floating point result

Notes

  • If the value is NULL, the result is NULL.

Examples

numbers=> SELECT SQUARE(3);
square
------
   9.0