严重: ORA-00001: 违反唯一约束条件

插入数据的时候报的这个问题，大家给看看。

Hibernate:

select

hibernate_sequence.nextval

from

dual

Hibernate:

insert

into

MAP_T_RELAY_STATION

(DATA_GUID, RELAY_STATION_NAME, X, Y, RELAY_STATION_ID)

values

(?, ?, ?, ?, ?)

2011-5-4 9:21:48 org.hibernate.util.JDBCExceptionReporter logExceptions

警告: SQL Error: 1, SQLState: 23000

2011-5-4 9:21:48 org.hibernate.util.JDBCExceptionReporter logExceptions

严重: ORA-00001: 违反唯一约束条件 (JMJL.MAP_T_RELAY_STATION_KEY)

2011-5-4 9:21:48 org.hibernate.util.JDBCExceptionReporter logExceptions

警告: SQL Error: 1, SQLState: 23000

2011-5-4 9:21:48 org.hibernate.util.JDBCExceptionReporter logExceptions

严重: ORA-00001: 违反唯一约束条件 (JMJL.MAP_T_RELAY_STATION_KEY)

2011-5-4 9:21:48 org.hibernate.event.def.AbstractFlushingEventListener performExecutions

严重: Could not synchronize database state with session

org.hibernate.exception.ConstraintViolationException: Could not execute JDBC batch update

at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:71)

at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)

at org.hibernate.jdbc.AbstractBatcher.executeBatch(AbstractBatcher.java:249)

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:298)

at org.hibernate.event.def.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:27)

at org.hibernate.impl.SessionImpl.flush(SessionImpl.java:1000)

at org.hibernate.impl.SessionImpl.managedFlush(SessionImpl.java:338)

at org.hibernate.transaction.JDBCTransaction.commit(JDBCTransaction.java:106)

at org.springframework.orm.hibernate3.HibernateTransactionManager.doCommit(HibernateTransactionManager.java:655)

at org.springframework.transaction.support.AbstractPlatformTransactionManager.processCommit(AbstractPlatformTransactionManager.java:709)

at org.springframework.transaction.support.AbstractPlatformTransactionManager.commit(AbstractPlatformTransactionManager.java:678)

at org.springframework.transaction.interceptor.TransactionAspectSupport.commitTransactionAfterReturning(TransactionAspectSupport.java:321)

at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:116)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)

at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:89)

at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:171)

at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:204)

at $Proxy0.saveRelayStation(Unknown Source)

at com.adam.dev.service.RelayStationService.saveRelayStation(RelayStationService.java:37)

at com.adam.dev.action.RelayStationAction.saveRelayStation(RelayStationAction.java:63)