MySQL数学函数简明总结(6)
2015-04-11 00:14 来源: 锦尚中国 点击:
mysql> select ROUND(1.38,1), ROUND(1.38,0), ROUND(232.38,-1), ROUND(232.38,-2);
+---------------+---------------+------------------+------------------+
| ROUND(1.38,1) | ROUND(1.38,0) | ROUND(232.38,-1) | ROUND(232.38,-2) |
+---------------+---------------+------------------+------------------+
| 1.4 | 1 | 230 | 200 |
+---------------+---------------+------------------+------------------+
10. TRUNCATE(X,Y): 与ROUND(X,Y)功能类似，但不进行四舍五入，只进行截取。
复制代码 代码如下:
