摘要： 一、 select * from black_list1 into outfile "D:/1234.txt";mysql> select * from black_list1 into outfile "D:/1234.txt";Query OK, 790913 rows affected (4.... 阅读全文

摘要： 时间函数：now：当前时间带格式mysql> select now();+---------------------+| now() |+---------------------+| 2015-09-06 10:47:33 |+---------------------... 阅读全文