BETWEEN … AND …
语法说明
BETWEEN ... AND ... 操作符选取介于两个值之间的数据范围内的值。这些值可以是数值、文本或者日期。如果取值介于两值之间,那么返回 true,否则返回结果为 false。
语法结构
1. > expr BETWEEN min AND max
示例
1. mysql> SELECT 2 BETWEEN 1 AND 3, 2 BETWEEN 3 and 1;
2. +-------------------+-------------------+
3. | 2 between 1 and 3 | 2 between 3 and 1 |
4. +-------------------+-------------------+
5. | true | false |
6. +-------------------+-------------------+
7. 1 row in set (0.01 sec)
1. create table t (id bigint unsigned, b int);
2. insert into t values(8894754949779693574,1);
3. insert into t values(8894754949779693579,2);
4. insert into t values(17790886498483827171,3);
6. mysql> select count(*) from t where id>=8894754949779693574 and id =17790886498483827171 order by 1 asc;
7. +----------+
8. | count(*) |
9. +----------+
10. | 0 |
11. +----------+
13. mysql> select count(*) from t where id between 8894754949779693574 and 17790886498483827171;
14. +----------+
15. | count(*) |
16. +----------+
17. | 0 |
18. +----------+
19. 1 row in set (0.01 sec)
