.Every derived table must have its own alias
框架在切换Oracle数据库到Mysql数据库时,登录可以没问题,但是查询数据报错:Every derived table must have its own alias
看代码发现是查询分页时,Oracle是select count(1) from (SELECT * FROM SERVERS WHERE 1=1 ORDER BY ID DESC )
但是mysql不认,需要select count(1) from (SELECT * FROM SERVERS WHERE 1=1 ORDER BY ID DESC ) A 才可以
综上所述,Oracle和Mysql语法还是有区别的
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