【文章推荐】Error querying database. Cause: java.sql.SQLException: Row 28 was cut by GROUP_CONCAT()

原文：Error querying database. Cause: java.sql.SQLException: Row 28 was cut by GROUP_CONCAT()

长度不足导致 show variables like group concat max len 设置完毕重启还不行手动找到 my.ini文件在最后加 group concat max len ...

2021-11-16 14:52 0 1114 推荐指数：

Error querying database. Cause: java.sql.SQLException: ORA-01745: 无效的主机/绑定变量名

今天调试程序是遇到了，下面的一个问题。我将对应的SQL语句拿到Toad下也能正常的执行，感觉有点莫名其妙，根据异常信息的提示查看对应的映射结果集也没发现错误，然后百度了一下，也有许多朋友也遇到过这样的问题，原因大概有两个，一是：结果集中的字段含有对应的数据库产品的关键字，二是：在xml文件中 ...

mybatis 执行查询时报错【Error querying database. Cause: java.sql.SQLException: Error setting driver on UnpooledDataSource. Cause

org.apache.ibatis.exceptions.PersistenceException: ### Error querying database. Cause: java.sql.SQLException: Error setting driver ...

解读可能导致此报错的原因 Error updating database. Cause: java.sql.SQLException: Data truncated for column 'user_id' at row 1

org.springframework.dao.DataIntegrityViolationException: ### Error updating database. Cause: java.sql.SQLException: Data truncated for column ...

初学MyBatis（踩坑）Error querying database. Cause: java.sql.SQLException: java.lang.ClassCastException: java.math.BigInteger cannot be cast

最近在学习Mybatis，代码全部根据教程写好了，一运行结果报了一个错误，主要错误内容：说什么BigInteger无法转Long？我跑去检查实体类和数据库，类型全部一一对应断点调试跑底 ...

org.apache.ibatis.exceptions.PersistenceException: ### Error querying database. Cause: java.sql.SQLException: The server time zone value

今天在用junit测试mybits程序是遇到一个问题，报错为： org.apache.ibatis.exceptions.PersistenceException: ### Error querying database. Cause ...

rror querying database. Cause: java.sql.SQLException: null, message from server: "Host '192.168.30.1' is not allowed to connect to this MySQL server"

连接远程Mysql的时候出现如下错误 org.apache.ibatis.exceptions.PersistenceException: ### Error querying database. Cause: java.sql.SQLException: null ...

Error updating database. Cause: java.sql.SQLException: SQL String cannot be empty

</insert> 　　<if test="xxxEntityList != null and xxxEntityList.size() > 0"> 　　　　I ...

Error updating database. Cause:java.sql.SQLException: Lock wait timeout exceeded; try restartingtransaction

select * from information_schema.innodb_trx查看 trx_mysql_thread_id show processlist kill 100070; ...

原文：Error querying database. Cause: java.sql.SQLException: Row 28 was cut by GROUP_CONCAT()

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