数据库切换oracle to mysql的坑--Caused by: java.sql.SQLException: Column '' not found.

xiaoxiao2021-02-28  120

环境为hibernate3

解决办法:1.在sql语句外包一层select * from

2.在查询字段中的常量用函数替换

例: selct 0 as constant from dual>>>>> select if(sysdate() = 0,0,0) from dual

(不是很懂原理

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