Question

Could not execute JDBC batch update; SQL [update liber_db.operator_t set name=?, password=?, syste

2013-5-29 14:04:34 org.apache.struts.chain.commands.AbstractExceptionHandler execute
警告: Unhandled exception
org.springframework.dao.DataIntegrityViolationException: Could not execute JDBC batch update; SQL [update liber_db.operator_t set name=?, password=?, system=?, reader=?, book=?, borrow=?, query=? where id=?]; constraint [null]; nested exception is org.hibernate.exception.ConstraintViolationException: Could not execute JDBC batch update
at org.springframework.orm.hibernate3.SessionFactoryUtils.convertHibernateAccessException(SessionFactoryUtils.java:643)
at org.springframework.orm.hibernate3.HibernateTransactionManager.convertHibernateAccessException(HibernateTransactionManager.java:794)
at org.springframework.orm.hibernate3.HibernateTransactionManager.doCommit(HibernateTransactionManager.java:665)
at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:755)
at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:724)
at

Answer 1

table有不能为null的列，你传入值是null 导致不能update