Answers for "number(10 2) in sql means"

number(10 2) in sql means

-- Precision of 10 and a scale of 2
SELECT CONVERT(DECIMAL(10, 2), col_name)

SELECT CONVERT(DECIMAL(10, 2), 2.999999)			-- 3.00
SELECT CONVERT(DECIMAL(10, 2), 12352.334)			-- 12352.33
SELECT CONVERT(DECIMAL(10, 2), 12564258524132.336)	-- Error: data truncation