Math operators

Perform mathematical operations affecting one or two values. The result is a value of numeric type.

`Add (+)`

 SELECT 1 + 1 AS x;

 SELECT 1 - 1 AS x;

 SELECT - 1 AS x;

 SELECT 2 * 3 AS x;

 SELECT 6 / 3 AS x;

 SELECT 5 % 2 AS x;