转 mysql 存储过程初探
https://www.cnblogs.com/qmfsun/p/4838032.html MySQL命令执行sql文件的两种方法 https://www.cnblogs.com/mark-chan/p/5384139.html CREATE PROCEDURE GreetWorld() SELECT CONCAT(@greeting,' World'); SET @greeting='Hello'; CALL GreetWorld(); https://blog.csdn.net/shaochenshuo/article/details/49890947 mysql中使用tee实现类似oracle spool功能 SELECT FROM_UNIXTIME(his.clock, "%Y-%m-%d") AS DATE, his.VALUE AS traffic, (a.key_) AS NAME, a.name AS db_name, a.host AS HOST FROM history his,(SELECT i.key_,i.itemid,h.hostid,h.host,h.name FROM items i,HOSTS h WHERE h.hostid=i.hostid AND i.key_ LIKE '%size%db%oradata,pfree%' ) a WHERE