用Struts+DAO+Hibernate+MySql写的程序发生：Could not execut

wstlwl

错误提示：
Could not execute JDBC batch update
Exception in thread "main" org.hibernate.exception.DataException: Could not execute JDBC batch update
at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:77)
at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:202)
at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:235)
at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:139)
at org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:297)
at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27)
at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:985)
at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:333)
at org.hibernate.transaction.JDBCTransaction.commit(JDBCTransaction.java:106)
at yubiao.zyb.Demo01.impl.PersonDAOImpl.insert(PersonDAOImpl.java:33)
at yubiao.zyb.Demo01.test.PersonTest.main(PersonTest.java:29)
Caused by: java.sql.BatchUpdateException: Data truncation: Data too long for column 'sex' at row 1
at com.mysql.jdbc.ServerPreparedStatement.executeBatch(ServerPreparedStatement.java:665)
at org.hibernate.jdbc.BatchingBatcher.doExecuteBatch(BatchingBatcher.java:58)
at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:195)
... 9 more
这个就有很多可能是：
比如你传入的字符串长度过长,查看数据库中字段的长度，java类里面属性的类型和Hibernate的配置文件.hbm.xml里面声明不一致都可以造成以上错误。