hibernate常见异常笔记（9）

org.hibernate.exception.ConstraintViolationException: couldnotexecutestatementatorg.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:59)
atorg.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42)
atorg.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:109)
atorg.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:95)
atorg.hibernate.engine.jdbc.internal.ResultSetReturnImpl.executeUpdate(ResultSetReturnImpl.java:207)
atorg.hibernate.engine.jdbc.batch.internal.NonBatchingBatch.addToBatch(NonBatchingBatch.java:45)
atorg.hibernate.persister.entity.AbstractEntityPersister.delete(AbstractEntityPersister.java:3198)
atorg.hibernate.persister.entity.AbstractEntityPersister.delete(AbstractEntityPersister.java:3435)
atorg.hibernate.action.internal.EntityDeleteAction.execute(EntityDeleteAction.java:98)
atorg.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:560)
atorg.hibernate.engine.spi.ActionQueue.executeActions(ActionQueue.java:434)
atorg.hibernate.event.internal.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:337)
atorg.hibernate.event.internal.DefaultFlushEventListener.onFlush(DefaultFlushEventListener.java:39)
atorg.hibernate.internal.SessionImpl.flush(SessionImpl.java:1282)
atorg.hibernate.internal.SessionImpl.managedFlush(SessionImpl.java:465)
atorg.hibernate.internal.SessionImpl.flushBeforeTransactionCompletion(SessionImpl.java:2963)
atorg.hibernate.internal.SessionImpl.beforeTransactionCompletion(SessionImpl.java:2339)
atorg.hibernate.engine.jdbc.internal.JdbcCoordinatorImpl.beforeTransactionCompletion(JdbcCoordinatorImpl.java:485)
atorg.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl.beforeCompletionCallback(JdbcResourceLocalTransactionCoordinatorImpl.java:147)
atorg.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl.access$100(JdbcResourceLocalTransactionCoordinatorImpl.java:38)
atorg.hibernate.resource.transaction.backend.jdbc.internal.JdbcResourceLocalTransactionCoordinatorImpl$TransactionDriverControlImpl.commit(JdbcResourceLocalTransactionCoordinatorImpl.java:231)
atorg.hibernate.engine.transaction.internal.TransactionImpl.commit(TransactionImpl.java:65)
attop.simba.dao.HibernateMMDao.fn3(HibernateMMDao.java:140)
atsun.reflect.NativeMethodAccessorImpl.invoke0(NativeMethod)
atsun.reflect.NativeMethodAccessorImpl.invoke(UnknownSource)
atsun.reflect.DelegatingMethodAccessorImpl.invoke(UnknownSource)
atjava.lang.reflect.Method.invoke(UnknownSource)
atorg.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
atorg.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
atorg.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
atorg.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
atorg.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
atorg.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
atorg.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
atorg.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
atorg.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
atorg.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
atorg.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
atorg.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
atorg.junit.runners.ParentRunner.run(ParentRunner.java:363)
atorg.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:86)
atorg.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
atorg.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:459)
atorg.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:675)
atorg.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:382)
atorg.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:192)
Causedby: com.mysql.jdbc.exceptions.jdbc4.MySQLIntegrityConstraintViolationException: Cannotdeleteorupdateaparentrow: aforeignkeyconstraintfails (`test`.`cs`, CONSTRAINT `FKeon08y3p1f4rslmc89uuke241` FOREIGNKEY (`sid`) REFERENCES `student` (`sid`))
atsun.reflect.NativeConstructorAccessorImpl.newInstance0(NativeMethod)
atsun.reflect.NativeConstructorAccessorImpl.newInstance(UnknownSource)
atsun.reflect.DelegatingConstructorAccessorImpl.newInstance(UnknownSource)
atjava.lang.reflect.Constructor.newInstance(UnknownSource)
atcom.mysql.jdbc.Util.handleNewInstance(Util.java:404)
atcom.mysql.jdbc.Util.getInstance(Util.java:387)
atcom.mysql.jdbc.SQLError.createSQLException(SQLError.java:934)
atcom.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3966)
atcom.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3902)
atcom.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2526)
atcom.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2673)
atcom.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2549)
atcom.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1861)
atcom.mysql.jdbc.PreparedStatement.executeUpdateInternal(PreparedStatement.java:2073)
atcom.mysql.jdbc.PreparedStatement.executeUpdateInternal(PreparedStatement.java:2009)
atcom.mysql.jdbc.PreparedStatement.executeLargeUpdate(PreparedStatement.java:5098)
atcom.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:1994)
atcom.mchange.v2.c3p0.impl.NewProxyPreparedStatement.executeUpdate(NewProxyPreparedStatement.java:147)
atorg.hibernate.engine.jdbc.internal.ResultSetReturnImpl.executeUpdate(ResultSetReturnImpl.java:204)
  ... 41more

<setname="students"table="cs"inverse="true"cascade="delete">
   <keycolumn="cid"></key>
   <many-to-manyclass="top.simba.bean.Student"column="sid"></many-to-many>
</set>