ceil

description

Syntax

BIGINT ceil(DOUBLE x) 返回大于或等于x的最小整数值.

example

mysql> select ceil(1);
+-----------+
| ceil(1.0) |
+-----------+
|         1 |
+-----------+
mysql> select ceil(2.4);
+-----------+
| ceil(2.4) |
+-----------+
|         3 |
+-----------+
mysql> select ceil(-10.3);
+-------------+
| ceil(-10.3) |
+-------------+
|         -10 |
+-------------+

keywords

CEIL