【项目报错】com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException - 代码天地

【项目报错】com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException

其他 2018-10-22 04:41:24 阅读次数: 0

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转载自blog.csdn.net/cwhuang1993/article/details/81540058

【项目报错】com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException

com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException

Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException

com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException解决办法

com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException: Cannot add or update

Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException: Duplicate entry

序列化抛出警告: Hessian/Burlap: 'com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException

Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException: Duplicate entry 'qingmu' for key 'PRIMARY'

Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException: Duplicate ent

Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException: Duplicate entry ‘

数据库中添加了一个字段出现的错误：com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException，解决方案

关于sqoop导出数据到mysql关系型数据库当中报错的解决（ java.io.IOException: com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException: Duplicate entry '65199357' for key 'PRIMARY'）

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MySQL错误com.mysql.jdbc.exceptions.jdbc4.CommunicationsException:

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报错解决com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure

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