【文章推荐】Error updating database. Cause: java.sql.SQLException: SQL String cannot be empty - 码上欢乐

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

lt insert gt lt if test xxxEntityList null and xxxEntityList.size gt gt INSERT into date insert a column , b column , c column VALUES lt foreach collection xxxEntityList item xxxEntity separator , gt ...

2020-09-09 18:22 0 2532 推荐指数：

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; ...

Error updating database. Cause: java.sql.SQLException: Access denied for user '${username}'@'localhost' (using password: YES)

导入别人的项目，出现一个错误，经过排查，是db.properties配置文件中的用户名与Mybatis-conf.xml配置文件中调用的用户名不一致所导致的（db.properties中用的是na ...

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 ...

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 ...

Error updating database. Cause: java.sql.SQLException: Lock wait timeout exceeded; try restarting transaction(mysql 事务方法debug后果)

嗯，跑项目突然报这个错，请教了大佬：转载：https://blog.csdn.net/sonycong/article/details/90444375 Error updating database. Cause: java.sql.SQLException: Lock wait ...

报错如何看和解决Error updating database. Cause: java.sql.SQLException: Field 'course_id' doesn't have a default value

前端控制台报错信息：后端控制台报错信息：如何看报错信息？主要看报错信息的前面和后面，如下：且前 ...

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 ...

使用mybatis-plus时候报错Error updating database. Cause: java.sql.SQLException: Field 'subject_parent_id' doesn't have a default value

使用mybatis-plus添加课程时候报错如图: 错误代码如图: 由于使用mybatis-plus代码生成器, 不能设置自增id, 所有不能用自增去解决后来我发现 ...

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