让我们首先创建一个表-
create table DemoTable ( AdmissionDate varchar(100) );使用插入命令在表中插入一些记录-
insert into DemoTable values(2018-01-21); insert into DemoTable values(2019-08-13); insert into DemoTable values(2019-07-08); insert into DemoTable values(2016-02-12);使用select语句显示表中的所有记录-
select *from DemoTable;这将产生以下输出-
+---------------+ | AdmissionDate | +---------------+ | 2018-01-21 | | 2019-08-13 | | 2019-07-08 | | 2016-02-12 | +---------------+ 4 rows in set (0.00 sec)以下是在MySQL中过滤日期并仅获取8月月份的日期记录的查询-
select *from DemoTable where AdmissionDate like 2019-08%;这将产生以下输出-
+---------------+ | AdmissionDate | +---------------+ | 2019-08-13 | +---------------+ 1 row in set (0.04 sec)