Tagged Questions
0
votes
5answers
8k views
org.hibernate.exception.SQLGrammarException: could not insert [com.sample.Person]
I'm trying to set up a small working sample of Hibernate that I found here However when I run the code I get the follwing error
Exception in thread "main" org.hibernate.exception.SQLGrammarException: ...
1
vote
1answer
16 views
Error while creating SessionFactory object form hibernate.cfg.xml
i am creating a HibernateUtil.java class to return SessionFactory Object. but it's giving Error "The type java.lang.Object cannot be resolved. It is indirectly referenced from required .class". my ...
2
votes
2answers
67 views
Column cannot be null could not insert
Hello dear developers.
I'm going to ask you a question which I think hard to solve for me just because I don't know the basic why answer,
what I mean?? Let's see. The assosiasions in jboss ...
0
votes
0answers
26 views
why generationtype.sequence in mysql doesn't work?
i am developing an application using hibernate 4.1, zk 6.5 and mySql 9.3, I tried using generationtype.sequence in my code but unfortunately it returned an error, after doing some research on the ...
0
votes
1answer
20 views
Ignore some Entities while generating creation scripts
Suppose we have a bunch of Entity classes that have mappings between eachoter:
@Entity
@Table(name = "legacy")
public class Legacy {
// Mappings to a bunch of other different Entities
}
@Entity
...
0
votes
2answers
12k views
The server encountered an internal error () that prevented it from fulfilling this request
WHEN I GAVE MY LOGIN id,pwd ...**http://localhost:8080/project_name. the error is
The server encountered an internal error () that prevented it from fulfilling this request.
I'm using jboss4.2.3 and ...
0
votes
0answers
39 views
Hibernate mapping and assosiations for 4 tables confused
I have these tables:
This table called INSTITUTION:
Table INSTITUTION
ID(PK)
NAME_INSTITUTION
VERSION
The other table name is TYPE_INSTITUTION:
Table Type_Institution
TYPE_ID (PK)
...
0
votes
1answer
23 views
Hibernate mapping when cfg file and entity file are in different folders
I've got project with this structure:
When I'm trying to access dtb via hibernate, I get this exception:
Initial SessionFactory creation failed.org.hibernate.MappingException: entity class not ...
0
votes
1answer
57 views
Hibernate HashMap mapping
I am new to hibernate and I need to map an existing class structure to the database.
Right now I have a Player, Arsenal and Weapon class. Every Player has his own (one) Arsenal - no problem. In the ...
0
votes
0answers
51 views
Unexpected jdoDetachedState column when using hibernate in gwt project
I think it's a simple question for professionals but I am confused.
I'm trying to save simple model class Person
import java.io.Serializable;
import javax.persistence.Entity;
import ...
0
votes
2answers
353 views
How can I create a foreign key constraint using hibernate annotations?
I am trying to use hibernate annotation for writing a model class for my database tables.
I have two tables each having a primary key User and Question.
@Entity
@Table(name="USER")
public class ...
0
votes
2answers
46 views
Cannot delete child in one-to-many relationship
When I put inverse=true into set, nothing gets deleted. When I don't, and I remove MealIngredient from set, then Hibernate tries to set null, it fails and exception is thrown:
[SQLITE_CONSTRAINT] ...
0
votes
1answer
63 views
Lazy loading and Fetch strategies
I am using Hibernate 3.6
User is an entity class
Contact is an entity class
User has a Set<Contact>
The relationship is uni-directional and mapped as one-to-many.
I have tried out the ...
1
vote
2answers
125 views
java.security.AccessControlException: access denied (java.lang.RuntimePermission modifyThreadGroup)
I have a problem in using of my own Database server with Google web application.
Am using eclips (java EE IDE), installed all google plugins init, and develop a sample google web aplication , ...
google-app-engine
3
votes
1answer
64 views
could not initialize class com.mysql.jdbc.driver Caused by: java.security.AccessControlException: access denied
Am new to hibernate, I created project(Google web application project) with the help of eclips ,
This is my hibernate config file ..
...
