GREATEST
GREATEST returns the highest value among the supplied expressions.
Syntax
GREATEST(expr1, expr2, ...)
Parameters
expr1,expr2, ... – Two or more comparable expressions.
Examples
SELECT GREATEST(1, 6, 9, 7, 0, 10) AS result;
The query above returns 10.
Notes
All arguments must be of comparable types. At least two expressions are required.