Should we use @org.hibernate.annotations.Entity instead of @javax.persistence.Entity in Hibernate based ap开发者_高级运维plications?
I generally want to do something like this: CriteriaBuild开发者_如何学Cer qb = em.getCriteriaBuilder();
I have a JPA entity with a blob field in it. I want to write a JPQL query to fetch the l开发者_运维技巧ength of the entity\'s blob (I don\'t want to load the blob into the memory).
I have the following entities and I have to delete the ServiceRegistration and ServiceChannels entries when I delete the ServiceRegistration record. But now, if I delete a record in serviceregistratio
I have an entity Client and an entity Session.Client has a field currentSession which references a Session entity.At some point, I end up deleting sessions, sometimes this is the client\'s current ses
I\'m using Spring3+JPA+Hibernate. I\'ve tried to keep structure of the example similar to my actual code structure. Please scroll to the bottom for the actual question. Zipped maven project can be dow
I have made an web application with some tables. Now, I want to search in these tables. Currently I have successfully made a class that encapsulates queries for each table such as getAllPersonsByFirst
When I run my unit tests in isolation they work fine ie. (omitted the assert开发者_运维问答s) @Test
I wonder how to use date literals in Hibernate query language. I did as follows in my JPA project (as Eclipselink the provider) and it works.
How does the Embedded annotation affect the database? How will SQL queries need to change? What\'s the typical usecase for开发者_运维问答 using the annotation?
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