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
Paul Clapham
Jeanne Boyarsky

Sheriffs:

Junilu Lacar
Knute Snortum
Henry Wong

Saloon Keepers:

Ron McLeod
Tim Moores
Stephan van Hulst
Tim Holloway
Carey Brown

Bartenders:

Frits Walraven
Joe Ess
salvin francis

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

How to create a good ER diagram about a videogame profits scenario

9 replies 2

Two identical entities with similar attributes.

6 replies

Using dBASE3PLUS

3 replies 1

Trying to delete duplicates from tables with relationship

1 reply 2

Validation for Entity fields

4 replies

PSQLException: ERROR: syntax error at or near "with"

6 replies

Hibernate entity and ID Mapping

4 replies

A couple of question about Jpa

2 replies

An Easier Way to Install Hibernate Manually

2 replies

Is composite-primary key the best solution - Hibernate Spring

7 replies

How many records are saved in Hibernate cache?

7 replies

@NamedQuery with LocalDateTime

4 replies

How to avoid overflow error with recursive entities [Hibernate 5, MySQL 8]

3 replies

Help in LINQ

0 replies

Elements not found - special character “\” (escape) in fields of type Varchar/String - Criteria like

2 replies

Reading old data - Hibernate First Level Cache

1 reply

What PK generator strategy do developers prefer for enterprise web applications?

4 replies

Hibernate mapping with Annotations: Entity not Mapped.

3 replies

Check Constraint Help

1 reply

@NamedQuery with LocalDateTime

0 replies

More »
Best this month

Help in LINQ

0 replies

More »
Object Relational Mapping Forum at JavaRanch

Help in LINQ

3 weeks ago 0 replies

Hibernate Made Easy Big Thanks

1 month ago 7 replies

Hibernate entity and ID Mapping

1 month ago 4 replies

Elements not found - special character “\” (escape) in fields of type Varchar/String - Criteria like

1 month ago 2 replies

PSQLException: ERROR: syntax error at or near "with"

1 month ago 6 replies

Trying to delete duplicates from tables with relationship

2 months ago 1 reply 2

Object Relational Mapping

An Easier Way to Install Hibernate Manually

2 months ago 2 replies

Validation for Entity fields

2 months ago 4 replies

Java in General

Bidirectional mapping is giving recusrsion on owning side repository save

2 months ago 5 replies

Order by clause on child (Hibernate) not working

2 months ago 2 replies

Object Relational Mapping

Reading old data - Hibernate First Level Cache

2 months ago 1 reply

@NamedQuery with LocalDateTime

2 months ago 4 replies

A couple of question about Jpa

3 months ago 2 replies

How to avoid overflow error with recursive entities [Hibernate 5, MySQL 8]

3 months ago 3 replies

Check Constraint Help

3 months ago 1 reply

Hibernate filter in join

3 months ago 6 replies

Using dBASE3PLUS

3 months ago 3 replies 1

Two identical entities with similar attributes.

3 months ago 6 replies

How to create a good ER diagram about a Bike Component Life Viewer scenario

4 months ago 0 replies 1

Hibernate Restrictions.eq() does not consider trailing white space?

5 months ago 1 reply

How many records are saved in Hibernate cache?

5 months ago 7 replies

Hibernate mapping with Annotations: Entity not Mapped.

5 months ago 3 replies

JPA / Hibernate sort by the name of a referenced entity

5 months ago 3 replies

Why does Oracle store timestamp with second & milli seconds for a LocalDateTime?

6 months ago 3 replies

LocalDateTime and Hibernate, not sure if I'm doing it the right way

6 months ago 3 replies

Hibernate Issue: More than one row with the given identifier

6 months ago 1 reply

Querying: restricting collection based on parent?

6 months ago 0 replies

How to create a good ER diagram about a videogame profits scenario

7 months ago 9 replies 2

Beginning Java

org.hibernate.service.spi.ServiceException

7 months ago 1 reply

hibernate.PropertyAccessException: Could not set field value [410] value by reflection

7 months ago 3 replies

Which PK generator strategy to use in case of Batch Processing in Hibernate?

7 months ago 6 replies

What PK generator strategy do developers prefer for enterprise web applications?

7 months ago 4 replies

Java in General

Update Hibernate.cfg file via JAVAFX GUI

7 months ago 2 replies

HQL Query to return the single most recent record, but looking at two (not one) date columns

8 months ago 5 replies
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- ...
- 340
- ►
Forum leaders: Campbell Ritchie
Databases
- JDBC and Relational Databases 85215
- MongoDB 570
- Hadoop 1221
- Neo4j 136
- Riak 1
- Big Table 83
- Other Big Data 309

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

How to create a good ER diagram about a videogame profits scenario

Two identical entities with similar attributes.

Using dBASE3PLUS

Trying to delete duplicates from tables with relationship

Validation for Entity fields

PSQLException: ERROR: syntax error at or near "with"

Hibernate entity and ID Mapping

A couple of question about Jpa

An Easier Way to Install Hibernate Manually

Is composite-primary key the best solution - Hibernate Spring

How many records are saved in Hibernate cache?

@NamedQuery with LocalDateTime

How to avoid overflow error with recursive entities [Hibernate 5, MySQL 8]

Help in LINQ

Elements not found - special character “\” (escape) in fields of type Varchar/String - Criteria like

Reading old data - Hibernate First Level Cache

What PK generator strategy do developers prefer for enterprise web applications?

Hibernate mapping with Annotations: Entity not Mapped.

Check Constraint Help

@NamedQuery with LocalDateTime

Best this month

Help in LINQ

Object Relational Mapping Forum at JavaRanch

Help in LINQ

Hibernate Made Easy Big Thanks

Hibernate entity and ID Mapping

Elements not found - special character “\” (escape) in fields of type Varchar/String - Criteria like

PSQLException: ERROR: syntax error at or near "with"

Trying to delete duplicates from tables with relationship

An Easier Way to Install Hibernate Manually

Validation for Entity fields

Bidirectional mapping is giving recusrsion on owning side repository save

Order by clause on child (Hibernate) not working

Reading old data - Hibernate First Level Cache

@NamedQuery with LocalDateTime

A couple of question about Jpa

How to avoid overflow error with recursive entities [Hibernate 5, MySQL 8]

Check Constraint Help

Hibernate filter in join

Using dBASE3PLUS

Two identical entities with similar attributes.

How to create a good ER diagram about a Bike Component Life Viewer scenario

Hibernate Restrictions.eq() does not consider trailing white space?

How many records are saved in Hibernate cache?

Hibernate mapping with Annotations: Entity not Mapped.

JPA / Hibernate sort by the name of a referenced entity

Why does Oracle store timestamp with second & milli seconds for a LocalDateTime?

LocalDateTime and Hibernate, not sure if I'm doing it the right way

Hibernate Issue: More than one row with the given identifier

Querying: restricting collection based on parent?

How to create a good ER diagram about a videogame profits scenario

org.hibernate.service.spi.ServiceException

hibernate.PropertyAccessException: Could not set field value [410] value by reflection

Which PK generator strategy to use in case of Batch Processing in Hibernate?

What PK generator strategy do developers prefer for enterprise web applications?

Update Hibernate.cfg file via JAVAFX GUI

HQL Query to return the single most recent record, but looking at two (not one) date columns

Databases