MySQL Numeric Types MySQL supports all standard SQL numeric data types which include INTEGER, SMALLINT, DECIMAL, and NUMERIC. It also supports the approximate numeric data types (FLOAT, REAL, and DOUBLE PRECISION). The keyword INT is a synonym for INTEGER, and the keywords DEC and FIXED are synonyms for DECIMAL.
What is number data type?
Numeric data types are numbers stored in database columns. These data types are typically grouped by: Exact numeric types, values where the precision and scale need to be preserved. The exact numeric types are INTEGER , BIGINT , DECIMAL , NUMERIC , NUMBER , and MONEY .
What is Numeric in MySQL?
In MySQL, NUMERIC is a synonym for DECIMAL . Floats, doubles, and decimals may have specified their precision and scale. In DECIMAL[M, D] the M is the maximum number of digits, the precision. The D is the number of digits to the right of the decimal point.
What does INT 3 mean in MySQL?
Nor does it prevent values wider than the column display width from being displayed correctly. For example, a column specified as SMALLINT(3) has the usual SMALLINT range of -32768 to 32767 , and values outside the range permitted by three digits are displayed in full using more than three digits.
What is a numerical data?
Numerical data refers to the data that is in the form of numbers, and not in any language or descriptive form. Often referred to as quantitative data, numerical data is collected in number form and stands different from any form of number data types due to its ability to be statistically and arithmetically calculated.
What does Int 5 mean in MySQL?
In MySQL, INT(5) does not mean that values are limited to 5-character values. It only means that MySQL will try to pad these values with spaces/zeroes when returning them. The numeric range of any signed INT including INT(10), INT(5) or any other INT(n) is: -2,147,483,648 2,147,483,647, which is 10 digits at most.
