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SQL ROUND() Function

ROUND() Function

The ROUND() function is used to round a numeric field to the specified number of decimal places.

SQL ROUND() Syntax

SELECT ROUND(column_name, decimals) FROM TABLE_NAME;
Parameter Description
column_name Required. The field to round.
decimals Optional. Specifies the number of decimal places to return.

SQL ROUND() Example

ROUND(X): Returns the argument X, rounded to the nearest integer.

Example

mysql> SELECT ROUND(-1.23);
        -> -1
mysql> SELECT ROUND(-1.58);
        -> -2
mysql> SELECT ROUND(1.58);
        -> 2

ROUND(X,D): Returns the argument X, rounded to D decimal places. If D is 0, the result will have no decimal point or fractional part.

Example

mysql> SELECT ROUND(1.298, 1);
        -> 1.3
mysql> SELECT ROUND(1.298, 0);
        -> 1

Note: The ROUND return value is converted to a BIGINT!

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