您的位置：首页 > 数据库 > Oracle

oracle round函数的使用方法

2010-06-09 23:33 405 查看

round(input_value,decimal_places_of_precision),例如：
SQL> select round(1234.5678,4) from dual;

ROUND(1234.5678,4)
------------------
1234.5678

SQL> select round(1234.5678,3) from dual;

ROUND(1234.5678,3)
------------------
1234.568

SQL> select round(1234.5678,2) from dual;

ROUND(1234.5678,2)
------------------
1234.57

SQL> select round(1234.5678,1) from dual;

ROUND(1234.5678,1)
------------------
1234.6

SQL> select round(1234.5678,0) from dual;

ROUND(1234.5678,0)
------------------
1235

SQL> select round(1234.5678,-1) from dual;

ROUND(1234.5678,-1)
-------------------
1230

SQL> select round(1234.5678,-2) from dual;

ROUND(1234.5678,-2)
-------------------
1200

SQL> select round(1234.5678,-3) from dual;

ROUND(1234.5678,-3)
-------------------
1000

内容来自用户分享和网络整理，不保证内容的准确性，如有侵权内容，可联系管理员处理

标签：

相关文章推荐

新的分享

章节导航