mysql> select abs(3-5);
+----------+
| abs(3-5) |
+----------+
| 2 |
+----------+
1 row in set (0.00 sec)mysql abs() 获取绝对值
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2023-10-02
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mysql abs() 获取绝对值
阅读 41
2023-10-02
mysql> select abs(3-5);
+----------+
| abs(3-5) |
+----------+
| 2 |
+----------+
1 row in set (0.00 sec)相关推荐
精彩评论（0）