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  • Java调用存储过程时报 The user specified as a definer ('root'@'%') does not exist 解决方法

    Caused by: java.sql.SQLException: The user specified as a definer (''@'') does not exist
            at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1075)
            at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3566)
            at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3498)
            at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1959)
            at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2113)
            at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2568)
            at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:2113)
            at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:2275)
            at com.mchange.v2.c3p0.impl.NewProxyPreparedStatement.executeQuery(NewProxyPreparedStatement.java:76)
            at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:186)
            at org.hibernate.loader.Loader.getResultSet(Loader.java:1787)
            at org.hibernate.loader.Loader.doQuery(Loader.java:674)
            at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:236)
            at org.hibernate.loader.Loader.doList(Loader.java:2220)
            ... 73 more


    以上的出错是上传新工程到服务器上时出的错。出错的意思是数据库访问时没有‘@’这个用户.这主要是在新建视图和存储过程时,直截在mysql可视图形工具里copy代码到服务器上去运行,mysql里会自动生成一些代码,比如copy出来的视图语句:
    -- ----------------------------
    -- View structure for `sys_teacher_role_view`
    -- ----------------------------
    DROP VIEW IF EXISTS `sys_teacher_role_view`;
    CREATE ALGORITHM=UNDEFINED DEFINER=``@`` SQL SECURITY DEFINER VIEW `sys_teacher_role_view` AS select `tea_teacher`.`teaid` AS `teaid`,`sys_user_role`.`employee_nember` AS `employee_nember`,`tea_teacher`.`staffnumbers` AS `staffnumbers`,`tea_teacher`.`teachername` AS `teachername`,`sys_user_role`.`role_id` AS `role_id`,`tea_teacher`.`identity_card` AS `identity_card` from (`tea_teacher` left join `sys_user_role` on((`sys_user_role`.`employee_nember` = `tea_teacher`.`teaid`)));

    应该改为:
    -- ----------------------------
    -- View structure for `sys_teacher_role_view`
    -- ----------------------------
    DROP VIEW IF EXISTS `sys_teacher_role_view`;
    CREATE VIEW `sys_teacher_role_view` AS select `tea_teacher`.`teaid` AS `teaid`,`sys_user_role`.`employee_nember` AS `employee_nember`,`tea_teacher`.`staffnumbers` AS `staffnumbers`,`tea_teacher`.`teachername` AS `teachername`,`sys_user_role`.`role_id` AS `role_id`,`tea_teacher`.`identity_card` AS `identity_card` from (`tea_teacher` left join `sys_user_role` on((`sys_user_role`.`employee_nember` = `tea_teacher`.`teaid`)));

    存储过程也是一样的,往往就会忽略这个问题而导致上面的错误

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  • 原文地址:https://www.cnblogs.com/Tuzki/p/4664241.html
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