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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
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Best this year

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Object Relational Mapping

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Best this month

Java Reflection Issue resulting in Read Only Transaction Error

1 reply

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Object Relational Mapping

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Object Relational Mapping Forum at JavaRanch

Is hibernate.cfg.xml still needed when I am also using JPA annotation ?

14 hours ago 2 replies

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2 months ago 3 replies

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2 months ago 4 replies

EJB and other Java EE Technologies

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2 months ago 6 replies

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3 months ago 5 replies
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Object Relational Mapping

Best this year

book is not mapped - hibernate issue

Types of SQL injections

Problem in building hibernate SessionFactory

Hibernate Spring repository returns new object and therefore breaks references between objects

Hibernate mapping problem

How do you Map String Array to JPA ?

Having Trouble Setting Up Hibernate ORM 5.2.2 in Eclipse

Suggest For Books Please

Even with the class defined, i get the error: org.hibernate.MappingException: Unknown entity

* Welcome Thorben Janssen

ManyToMany mapping relationship table is blank (Hibernate newbie)

Do people still use plain JDBC to do many to many mapping ?

Java Reflection Issue resulting in Read Only Transaction Error

JPA cannot persist cascading related entities

getting Invalid column type: getInt not implemented for class oracle.jdbc.driver.T4CRowidAccessor

What's different between mapping types in Hibernate?

How to exclude some indexed items in Hibernate List

Is it good to add JPA just to do the insertion of Bridging table ?

how to know what is mysql username and password ?

What are the performant way to connect to a database?

Best this month

Java Reflection Issue resulting in Read Only Transaction Error

org.hibernate.AnnotationException

hibernate session flush/sync with database layer

How to build a dynamic query which add number of days to date & compare that date with another date?

org.hibernate.MappingException: Unknown entity

No connection specified for project. No database-specific validation will be performed

Object Relational Mapping Forum at JavaRanch

Is hibernate.cfg.xml still needed when I am also using JPA annotation ?

How to build a dynamic query which add number of days to date & compare that date with another date?

org.hibernate.AnnotationException

No connection specified for project. No database-specific validation will be performed

How do you Map String Array to JPA ?

hibernate session flush/sync with database layer

book is not mapped - hibernate issue

Java Reflection Issue resulting in Read Only Transaction Error

What is hibernate dialect, why we are using dialect in hiberate

Suggest For Books Please

JPA data access with REST API

Hibernate org.hibernate.MappingException:

Hibernate generates "bad" SQL in Bulk update

why use c3p0 ?

Is hibernate reverse engineering compulsory ?

HibernateDaoSupport is deprecated in spring 3 but present in spring 4

Need to know about Devops

Is there any query to list all the tables including certain characters in table name for Oracle ?

-Configured server platform: org.eclipse.persistence.platform.server.NoServerPlatform and error

Is it good to add JPA just to do the insertion of Bridging table ?

how to know what is mysql username and password ?

What are the performant way to connect to a database?

How to exclude some indexed items in Hibernate List

java.lang.IllegalArgumentException: Cannot convert error occurred.

About object relational mapping file requirements from a free Whizlab test

JPA cannot persist cascading related entities

Types of SQL injections

About Hibernate 5.0's system exception

Hibernate 5 cannot build a subquery with correlate method in Criteria API?

High Volume Query Optimization

What's different between mapping types in Hibernate?

Do people still use plain JDBC to do many to many mapping ?

JPA mapping error

JPA application issue using netbeans 8.1

Databases