Recent questions tagged hibernate

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hibernate - Spring @Transactional with a transaction across multiple data sources

I have to update two data sources as part of one transaction. That is - I do an update in DB1. Then, ... back only the the Db01 transaction. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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hibernate - JPA 2.0: Adding entity classes to PersistenceUnit *from different jar* automatically

I have a maven-built CDI-based Java SE app, which has a core module, and other modules. Core has ... org/hibernate/entitymanager/3.6/javadocs/ See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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hibernate - What is referencedColumnName used for in JPA?

In JPA there is an attribute called referencedColumnName that can be set on @JoinColumn, @PrimaryKeyJoinColumn what is the ... this can be used? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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471 views

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hibernate - Spring Data JPA - Multiple EnableJpaRepositories

My application has multiple data sources , so i have created two data source configuration classes based on this ... the multiple data sources . See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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hibernate - IN-clause in HQL or Java Persistence Query Language

I have the following parametrised JPA, or Hibernate, query: SELECT entity FROM Entity entity WHERE name IN (?) I ... style parameters like "?". See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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459 views

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hibernate - Does Java have a using statement?

Does Java have a using statement that can be used when opening a session in hibernate? In C# it is ... of scope and closes automatically. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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447 views

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hibernate - Using JPA entities in JSF. Which is the best strategy to prevent LazyInitializationException?

Would like to hear experts on best practice of editing JPA entities from JSF UI. So, a couple of words about the ... isn't ok for me. Thanks! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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846 views

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hibernate - how to return Map<Key, Value> with HQL

i have a table Permission: id name desc what i am doing right now is to make a query that ... two strings are permission_id, permission_name. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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560 views

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hibernate - JPA CriteriaBuilder - How to use "IN" comparison operator

Can you please help me how to convert the following codes to using "in" operator of criteria builder ... order by generatedAlias0.trackingId asc See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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839 views

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hibernate - Setting up maven dependency for SQL Server

I am developing a portlet where I have Hibernate access to SQL Server database. I set up maven dependencies ... right maven dependency value? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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864 views

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hibernate - Performing Date/Time Math In HQL?

I'm looking how to perform date/time math within an HQL query. Specifically, how do I add or subtract (x) ... use the database's current time. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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806 views

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hibernate - Error "java.lang.NoSuchMethodError: org.jboss.logging.Logger.getMessageLogger"

I am trying to build 1 hybrid test project using spring + hibernate. After deploying... I am getting ... any dependencies are missing... See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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567 views

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hibernate - JPA / JTA / @Transactional Spring annotation

I am reading the transaction management Using Spring framework. In first combination I used Spring + hiberante and ... would be great help. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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640 views

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hibernate - inverse=true in JPA annotations

In my application I use JPA 2.0 with Hibernate as the persistence provider. I have a one-to-many ... the relationship owner. Thank you. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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625 views

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hibernate - Invalidating JPA EntityManager session

A project I am working on uses Spring 2.5 & JPA with Hibernate as a provider. My DAO classes extend JpaDaoSupport, ... . How can I do this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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824 views

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hibernate - Spring Data optional parameter in query method

I want to write some query methods in repository layer. This method must ignore null parameters. For example: List< ... ? Can someone help me? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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594 views

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hibernate - New object with HQL

Trying to create an object from an HQL query, but just can't figure out what i'm doing wrong. Query: ... query).fetch(); Using Play framework See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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631 views

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hibernate - Deleted object would be re-saved by cascade (remove deleted object from associations)

I have the following two entities: 1- PlayList: @OneToMany(fetch = FetchType.EAGER, mappedBy = "playlist", ... how to fix this exception. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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