SQL算術運算子

2019-10-16 22:50:53

以下是一些SQL算術運算子用法的簡單範例 -

範例1 - 加法運算 -

mysql> select 10 + 20;
+-------+
| 10 + 20 |
+-------+
|     30 |
+-------+
1 row in set

範例2 - 乘法運算 -

mysql> select 10 * 20;
+---------+
| 10 * 20 |
+---------+
|     200 |
+---------+
1 row in set

範例3 - 除法運算 -

mysql> select 10 / 5;
+--------+
| 10 / 5 |
+--------+
| 2      |
+--------+
1 row in set

範例4 - 求餘運算 -

mysql> select 14 %  5;
+---------+
| 14 %  5 |
+---------+
|       4 |
+---------+
1 row in set