忽略当前日期记录显示所有记录
我们先来创建一个表格 −
mysql> create table DemoTable -> ( -> Name varchar(100), -> DueDate datetime -> ); Query OK, 0 rows affected (0.54 sec)
使用 insert 命令向表格插入一些记录。假设当前日期是 “2019-07-05” −
mysql> insert into DemoTable values('Chris','2019-06-24'); Query OK, 1 row affected (0.12 sec) mysql> insert into DemoTable values('Chris','2018-01-01'); Query OK, 1 row affected (0.13 sec) mysql> insert into DemoTable values('Robert','2019-07-05'); Query OK, 1 row affected (0.21 sec) mysql> insert into DemoTable values('Carol','2019-08-03'); Query OK, 1 row affected (0.22 sec)
使用 select 语句从表格显示所有记录 −
mysql> select *from DemoTable;
输出
+--------+---------------------+ | Name | DueDate | +--------+---------------------+ | Chris | 2019-06-24 00:00:00 | | Chris | 2018-01-01 00:00:00 | | Robert | 2019-07-05 00:00:00 | | Carol | 2019-08-03 00:00:00 | +--------+---------------------+ 4 rows in set (0.00 sec)
下面是查询除了今天之外所有行的查询 −
mysql> select *from DemoTable where date(DueDate) !=curdate();
这会产生以下输出,显示忽略当前日期记录的记录 −
输出
+-------+---------------------+ | Name | DueDate | +-------+---------------------+ | Chris | 2019-06-24 00:00:00 | | Chris | 2018-01-01 00:00:00 | | Carol | 2019-08-03 00:00:00 | +-------+---------------------+ 3 rows in set (0.00 sec)
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