New Topic

programming forums Java Mobile Certification Databases Caching Books Engineering Micro Controllers OS Languages Paradigms IDEs Build Tools Frameworks Application Servers Open Source This Site Careers Other all forums

this forum made possible by our volunteer staff, including ...

Marshals:

Campbell Ritchie
Liutauras Vilda
Bear Bibeault
Jeanne Boyarsky
paul wheaton

Sheriffs:

Junilu Lacar
Paul Clapham
Knute Snortum

Saloon Keepers:

Stephan van Hulst
Ron McLeod
Tim Moores
salvin francis
Carey Brown

Bartenders:

Tim Holloway
Frits Walraven
Vijitha Kumara

Object Relational Mapping

JPA, JDO, Hibernate, and other such new fangled database technologies

This forum is for mapping frameworks. For questions about SQL itself, we recommend the JDBC forum or the interactive JDBC FAQ! We also have a Hibernate FAQ

Best this year

This class has a composite primary key. It must use an ID class.

22 replies 2

Object Relational Mapping

Is composite-primary key the best solution - Hibernate Spring

7 replies

Integer versus int

6 replies

JPA newbie question

7 replies

Error in persistence and other files

8 replies 1

JPA starter

4 replies

Can we have validations like this if we are not using JPA ?

10 replies

JPA where can I put my cardinalities

3 replies

Multiple representations of the same entity are are being merged

4 replies

Is there a way to create a Conditional insert with JPA

6 replies

Hibernate Mapping Issue in Many to Many Relationship

2 replies

Object Relational Mapping

Hibernate does not see manually inserted data

3 replies

Error on @Entity

2 replies

Object Relational Mapping

Flush old data and make query for a new data

5 replies

Entity is not mapped

3 replies

Object Relational Mapping

MyBatis

11 replies

ORA-19032: Expected XML tag, got no content

1 reply

hibernate insert a row that already exists in the database

1 reply

Hibernate ENVERS AuditQuery returns only parts of the entity

3 replies

@SqlResultMapping - Could not locate approprate constructor class

2 replies

More »
Best this month

JPA newbie question

7 replies

JPA starter

4 replies

Hibernate Mapping Issue in Many to Many Relationship

2 replies

More »
Object Relational Mapping Forum at JavaRanch

Invalid character error in Mybatis

8 months ago 5 replies

Object Relational Mapping

MyBatis

8 months ago 11 replies

Object Relational Mapping

HQL Hibernate INNER JOIN SUBQuery

8 months ago 6 replies

Object Relational Mapping

Question on database design: It's really a hierarchical design

8 months ago 4 replies

How to dynamically select a resultMap based on the value of a column in MyBatis

8 months ago 2 replies

Cannot add or update a child row: a foreign key constraint fails JPA/Hibernate

8 months ago 4 replies

Object Relational Mapping

Authentication String of Root User on MySQL

8 months ago 3 replies

hibernate data mapping difference between SQL server and DB2

8 months ago 0 replies

org.hibernate.exception.SQLGrammarException: could not extract ResultSet

8 months ago 5 replies 2

Hibernate Spring problem with Illegal attempt to associate a collection with two open sessions

9 months ago 4 replies

Hibernate/C3PO Not Automatically Restoring Lost Connections

9 months ago 1 reply

Complex MyBatis Mapping - Annotations vs XML File

9 months ago 2 replies

Web Services

java]org.hibernate.hql.internal.ast.QuerySyntaxException: Path expected for join!

9 months ago 2 replies

Microsoft Sql + Hibernate 3.0 + jboss 7 executeUpdate not reflecting

9 months ago 1 reply

Hibernate ResultTransformer returning null values for all columns except @Id column

9 months ago 1 reply

int vs Integer for JPA entity's Id field?

9 months ago 10 replies

Hibernate Delete Not Null Columns

9 months ago 4 replies

Experiencing Some difficulties with Hibernate

9 months ago 0 replies

Books

Hibernate and JPA Book Reccomendations

10 months ago 3 replies

hibernate 3 to hibernate 4

10 months ago 0 replies

Custom EclipseLink ExceptionHandler

10 months ago 0 replies

Join query and hibernate 3

10 months ago 10 replies

Trying to use inner join in my class but it throws error

10 months ago 1 reply

How to convert java program with Hibernate3 to Hibernate 5.3.1?

10 months ago 0 replies

JDBC and Relational Databases

java hibernate persisting classes that need data from super class?

10 months ago 1 reply

JpaObjectRetrievalFailureException

10 months ago 0 replies

Java in General

FK not feeded by JPA

10 months ago 0 replies

mixture of annotation and xml based hibernate code

11 months ago 1 reply

JPA error illegal argument exception

11 months ago 2 replies

SQL: case sensitive matching of records.

11 months ago 1 reply

hibernate and all-delete-orphan

11 months ago 1 reply

EclipseLink help required (Pool not open)

11 months ago 0 replies

EJB and other Jakarta/Java EE Technologies

JEE CRUD Application

11 months ago 2 replies

Java in General

Caused by: javax.persistence.PersistenceException: [PersistenceUnit: default] Unable to build Hibern

11 months ago 6 replies
- ◄
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- ...
- 339
- ►
Forum leaders: Paul Clapham Rob Spoor
Databases
- JDBC and Relational Databases 84467
- MongoDB 552
- Hadoop 1216
- Neo4j 136
- Riak 1
- Big Table 77
- Other Big Data 300

What do the icons mean:

= Topic with 1 to 5 flags
= Topic with 5 or more flags
= Topic with 10 or more flags
= Topic with unread post(s)

Object Relational Mapping

Best this year

This class has a composite primary key. It must use an ID class.

Is composite-primary key the best solution - Hibernate Spring

Integer versus int

JPA newbie question

Error in persistence and other files

JPA starter

Can we have validations like this if we are not using JPA ?

JPA where can I put my cardinalities

Multiple representations of the same entity are are being merged

Is there a way to create a Conditional insert with JPA

Hibernate Mapping Issue in Many to Many Relationship

Hibernate does not see manually inserted data

Error on @Entity

Flush old data and make query for a new data

Entity is not mapped

MyBatis

ORA-19032: Expected XML tag, got no content

hibernate insert a row that already exists in the database

Hibernate ENVERS AuditQuery returns only parts of the entity

@SqlResultMapping - Could not locate approprate constructor class

Best this month

JPA newbie question

JPA starter

Hibernate Mapping Issue in Many to Many Relationship

Object Relational Mapping Forum at JavaRanch

Invalid character error in Mybatis

MyBatis

HQL Hibernate INNER JOIN SUBQuery

Question on database design: It's really a hierarchical design

How to dynamically select a resultMap based on the value of a column in MyBatis

Cannot add or update a child row: a foreign key constraint fails JPA/Hibernate

Authentication String of Root User on MySQL

hibernate data mapping difference between SQL server and DB2

org.hibernate.exception.SQLGrammarException: could not extract ResultSet

Hibernate Spring problem with Illegal attempt to associate a collection with two open sessions

Hibernate/C3PO Not Automatically Restoring Lost Connections

Complex MyBatis Mapping - Annotations vs XML File

java]org.hibernate.hql.internal.ast.QuerySyntaxException: Path expected for join!

Microsoft Sql + Hibernate 3.0 + jboss 7 executeUpdate not reflecting

Hibernate ResultTransformer returning null values for all columns except @Id column

int vs Integer for JPA entity's Id field?

Hibernate Delete Not Null Columns

Experiencing Some difficulties with Hibernate

Hibernate and JPA Book Reccomendations

hibernate 3 to hibernate 4

Custom EclipseLink ExceptionHandler

Join query and hibernate 3

Trying to use inner join in my class but it throws error

How to convert java program with Hibernate3 to Hibernate 5.3.1?

java hibernate persisting classes that need data from super class?

JpaObjectRetrievalFailureException

FK not feeded by JPA

mixture of annotation and xml based hibernate code

JPA error illegal argument exception

SQL: case sensitive matching of records.

hibernate and all-delete-orphan

EclipseLink help required (Pool not open)

JEE CRUD Application

Caused by: javax.persistence.PersistenceException: [PersistenceUnit: default] Unable to build Hibern

Databases