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Recent questions tagged hibernate

Recent questions tagged hibernate

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1 answer 2 views
The database returned no natively generated identity value
Problem: the database returned no natively generated identity value.
asked 4 days ago Dan phillip 1.9k points
0 votes
1 answer 8 views
exception in thread "main" java.lang.noclassdeffounderror: javax/transaction/systemexception
Problem: exception in thread "main" java.lang.noclassdeffounderror: javax/transaction/systemexception
asked Feb 18 Lucky Guy 1.4k points
0 votes
1 answer 13 views
java.lang.illegalargumentexception: node to traverse cannot be null!
Problem: java.lang.illegalargumentexception: node to traverse cannot be null!
asked Feb 13 Shovo210 2.5k points
0 votes
1 answer 276 views
Use of @onetomany or @manytomany targeting an unmapped class.
Problem: I am very new with Hibernate Annotations and I have already encountered a problem I hope that someone here can help with. I have two entities mainly Section and ScopeTopic. The section entity has the List class member so the One to Many relationship. If I try to ... I think it must be my own lack of understanding which is at fault so some of the guidance from experts here would be great.
asked Aug 31, 2020 Raphael Pacheco 4.9k points
0 votes
1 answer 76 views
Java.sql.sqlexception: field 'id' doesn't have a default value.
Problem: I am working on Hibernate and now I am facing what I believe is a simple problem with the Hibernate but still I can't solve it. I have written a simple class I would like to persist but still keep facing below error: SEVERE: Field 'id' doesn't have a ... that is not working for me. Initializing the id also did not help me either! I am looking for Hibernate expert to fix my above error.
asked Jul 30, 2020 Raphael Pacheco 4.9k points
1 vote
1 answer 2K views
Could not obtain transaction-synchronized session for current thread.
Problem : I am beginner to spring + hibernate. Recently I have created the application with the use of spring + hibernate but I always face below error. I am trying to work on it for the very first time. Below is the error for your ... ) at coreservlets.StudentDAOImpl.create(StudentDAOImpl.java:19) at coreservlets.MainApp.main(MainApp.java:14) Can somebody help me in overcoming above error?
asked Mar 28, 2020 morrisBson 3.2k points
0 votes
1 answer 2K views
Generationtarget encountered exception accepting command : error executing ddl via jdbc statement
Problem : I am a completely novice in the hibernate world and facing below error, WARN: GenerationTarget encountered exception accepting command : Error executing DDL via JDBC Statement org.hibernate.tool.schema.spi.CommandAcceptanceException: Error executing DDL via JDBC Statement The ... hibernate 4 version all my code runs very well. I looked for many solutions but they are not working for me.
asked Feb 4, 2020 jwilliam 3.9k points
0 votes
1 answer 1.6K views
The internal connection pool has reached its maximum size and no connection is currently available!
Problem : I am using the Hibernate for a first time for my project and I am very new to Hibernate. I think I have followed all the instructions written in some tutorials but still I keep getting the below Exception that is in my title: Exception in thread "main" ... should just change a connection.pool_size property, but if I do so it guesses that I only will get more errors. Can anyone help me?
asked Jan 30, 2020 jwilliam 3.9k points
0 votes
2 answers 621 views
Javax.persistence.transactionrequiredexception: no transaction is in progress
Problem : I am new to the Spring and JPA, wasted 10 days and no result with the searching on internet. I want to save the object to SQL SERVER, my connection is correct but when I write .flush() I get below exception “nested exception is javax.persistence.TransactionRequiredException: no transaction is in progress”
asked Jan 21, 2020 jwilliam 3.9k points
0 votes
2 answers 426 views
Access to dialectresolutioninfo cannot be null when 'hibernate.dialect' not set
Problem : I want to run the spring-boot application which uses thre hibernate via spring-jpa, but i am facing below error: Caused by: org.hibernate.HibernateException: Access to DialectResolutionInfo ... .AbstractServiceRegistryImpl.initializeService(AbstractServiceRegistryImpl.java:345) at org.hibernate.service.internal.AbstractServiceRegistryImpl.getService(AbstractServiceRegistryImpl.java:308)
asked Jan 3, 2020 alecxe 7.5k points
1 vote
1 answer 3.4K views
Error creating bean with name 'entitymanagerfactory' defined in class path resource
Problem : When I try to compile my spring project, I always face the below error : Error creating bean with name 'entityManagerFactory' defined in class path resource [org/springframework/boot/autoconfigure/orm/jpa/HibernateJpaAutoConfiguration.class]: Invocation of init method failed I have the ... >1.4.1.RELEASE</version> <relativePath /> <!-- lookup parent from repository --> </parent> . . .
asked Dec 12, 2019 alecxe 7.5k points
0 votes
1 answer 3.4K views
Unable to create requested service [org.hibernate.engine.jdbc.env.spi.jdbcenvironment]
Problem : I want to configure the hibernate orm mapping tool to my java class and want to use PostgreSQL as my database also I have configured the password as "password". But when I tried to run the application, I am facing following error ... in thread "main" org.hibernate.service.spi.ServiceException: Unable to create requested service [org.hibernate.engine.jdbc.env.spi.JdbcEnvironment]
asked Dec 4, 2019 alecxe 7.5k points
0 votes
1 answer 4.5K views
Could not get constructor for org.hibernate.persister.entity.singletableentitypersister
Problem : I am very new to the hibernate and I want to set up two classes. Also want to create a one to one bidirectional dependency using annotations. I have added all the libraries to the build path. But when i try to run the simple main class by ... .entity.SingleTableEntityPersister Because of this error I am confused. My SQL DB is running via XAMPP. May I get the solution for above error?
asked Dec 4, 2019 alecxe 7.5k points
0 votes
2 answers 125 views
If object1 and object2 are objects of the same class, to make object2 a copy of object1
Problem : Here I want to copy all the objects in the List with object1 to a list with object2: Following is my code snip: List<EmployeeAmManegmentModel> AM = employee.amEmployeeDeatails(); List<EmployeeRmManegmentModel> RM = employee.rmEmployeeDeatails(); List< ... Long status; private String employeeType; How can I copy the result from one list of different object type to another?
asked Dec 3, 2019 alecxe 7.5k points
0 votes
2 answers 1.3K views
A different object with the same identifier value was already associated with the session
Problem : I have some objects in the following configuration: · A has the many-to-many relationship with B. (B has inverse="true") · B has the many-to-one relationship with C. (I have cascade set to "save-update") · C is the kind of type or ... that for architectural reasons beyond my control each read or write needs to be done in a separate session. Does anybody has any solution on my issue?
asked Nov 27, 2019 alecxe 7.5k points
0 votes
1 answer 291 views
batch update returned unexpected row count from update [0]; actual row count: 0; expected: 1
Problem : I am stuck with following strange looking Hibernate error batch update returned unexpected row count from update [0]; actual row count: 0; expected: 1
asked Nov 16, 2019 peterlaw 6.9k points
0 votes
1 answer 845 views
the server encountered an unexpected condition that prevented it from fulfilling the request.
Problem : I am trying to display Data from DB.But facing error as followsthe server encountered an unexpected condition that prevented it from fulfilling the request.
asked Nov 15, 2019 peterlaw 6.9k points
0 votes
2 answers 146 views
object references an unsaved transient instance - save the transient instance before flushing:
Problem : I am facing the following error when I save the object using Hibernate: object references an unsaved transient instance - save the transient instance before flushing:
asked Nov 14, 2019 peterlaw 6.9k points
0 votes
1 answer 4.6K views
org.hibernate.tool.schema.spi.commandacceptanceexception: error executing ddl via jdbc statement
Problem : After executing spring boot with h2 database and JPA i am facing below error org.hibernate.tool.schema.spi.commandacceptanceexception: error executing ddl via jdbc statement
asked Nov 12, 2019 peterlaw 6.9k points
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