Merhabalar Şöyle bir problemim var; projemde Spring Data JPA ile Hibernate kullanıyorum. MediaItem isimli bir Entity sınıfım var. Veritabanından bir sorgu çalıştırdığımda JPA Hibernate'in benim benim bu entity class'ımın SELECT sorgusunu oluşturması gerekiyor. Fakar adından dolayı şöyle bir hata alıyorum :
Caused by: org.hibernate.exception.SQLGrammarException: could not load an entity: [com.recdd.domain.MediaItem#1] at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:92) at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:66) at org.hibernate.loader.Loader.loadEntity(Loader.java:2041) at org.hibernate.loader.entity.AbstractEntityLoader.load(AbstractEntityLoader.java:86) at org.hibernate.loader.entity.AbstractEntityLoader.load(AbstractEntityLoader.java:76) at org.hibernate.persister.entity.AbstractEntityPersister.load(AbstractEntityPersister.java:3294) at org.hibernate.event.def.DefaultLoadEventListener.loadFromDatasource(DefaultLoadEventListener.java:496) at org.hibernate.event.def.DefaultLoadEventListener.doLoad(DefaultLoadEventListener.java:477) at org.hibernate.event.def.DefaultLoadEventListener.load(DefaultLoadEventListener.java:227) at org.hibernate.event.def.DefaultLoadEventListener.proxyOrLoad(DefaultLoadEventListener.java:285) at org.hibernate.event.def.DefaultLoadEventListener.onLoad(DefaultLoadEventListener.java:152) at org.hibernate.impl.SessionImpl.fireLoad(SessionImpl.java:1090) at org.hibernate.impl.SessionImpl.internalLoad(SessionImpl.java:1038) at org.hibernate.type.EntityType.resolveIdentifier(EntityType.java:630) at org.hibernate.type.EntityType.resolve(EntityType.java:438) at org.hibernate.engine.TwoPhaseLoad.initializeEntity(TwoPhaseLoad.java:139) at org.hibernate.loader.Loader.initializeEntitiesAndCollections(Loader.java:982) at org.hibernate.loader.Loader.doQuery(Loader.java:857) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:274) at org.hibernate.loader.Loader.doList(Loader.java:2542) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2276) at org.hibernate.loader.Loader.list(Loader.java:2271) at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:459) at org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:365) at org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:196) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1268) at org.hibernate.impl.QueryImpl.list(QueryImpl.java:102) at org.hibernate.ejb.QueryImpl.getResultList(QueryImpl.java:246) at org.hibernate.ejb.criteria.CriteriaQueryCompiler$3.getResultList(CriteriaQueryCompiler.java:253) at org.springframework.data.jpa.repository.support.SimpleJpaRepository.findAll(SimpleJpaRepository.java:264) at org.springframework.data.jpa.repository.support.SimpleJpaRepository.findAll(SimpleJpaRepository.java:60) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.executeMethodOn(RepositoryFactorySupport.java:358) at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.invoke(RepositoryFactorySupport.java:343) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:96) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:260) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:94) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) at org.springframework.dao.support.PersistenceExceptionTranslationInterceptor.invoke(PersistenceExceptionTranslationInterceptor.java:155) ... 34 more
ve sebep olarak şu hata görünüyor :
Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '?tem0_.MEDIA_ID as MEDIA1_9_0_, media?tem0_.MEDIA_DESCRIPTION as MEDIA2_9_0_, me' at line 1 at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:526) at com.mysql.jdbc.Util.handleNewInstance(Util.java:409) at com.mysql.jdbc.Util.getInstance(Util.java:384) at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1052) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4232) at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4164) at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2615) at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2776) at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2838) at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:2082) at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:2212) at org.hibernate.jdbc.AbstractBatcher.getResultSet(AbstractBatcher.java:208) at org.hibernate.loader.Loader.getResultSet(Loader.java:1953) at org.hibernate.loader.Loader.doQuery(Loader.java:802) at org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:274) at org.hibernate.loader.Loader.loadEntity(Loader.java:2037) ... 74 more
Entity adını değiştirip Media yaptığım zaman sorunsuz çalışıyor. Anladığım kadarıyla oluşturulan SQL kodu içerisinde I karakteri i karakterine dönüştürülmediğinden sorgu hatalı çalışıyor. Bunu nasıl düzeltebilirim. I karakteri yerine ? değilde i karakteri nasıl yazdırabilirim sorgu içinde ? Teşekkür ederim.