round

round

description

Syntax

T round(T x[, d]) Rounds the argument x to d decimal places. d defaults to 0 if not specified. If d is negative, the left d digits of the decimal point are 0. If x or d is null, null is returned.

example

mysql> select round(2.4);
+------------+
| round(2.4) |
+------------+
|          2 |
+------------+
mysql> select round(2.5);
+------------+
| round(2.5) |
+------------+
|          3 |
+------------+
mysql> select round(-3.4);
+-------------+
| round(-3.4) |
+-------------+
|          -3 |
+-------------+
mysql> select round(-3.5);
+-------------+
| round(-3.5) |
+-------------+
|          -4 |
+-------------+
mysql> select round(1667.2725, 2);
+---------------------+
| round(1667.2725, 2) |
+---------------------+
|             1667.27 |
+---------------------+
mysql> select round(1667.2725, -2);
+----------------------+
| round(1667.2725, -2) |
+----------------------+
|                 1700 |
+----------------------+

keywords

ROUND