criteria-api

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JPA/Criteria API - Like & equal problem

I\'m trying to use Criteria API in my new project: public List<Employee> findEmps(String name) {[详细]

2023-01-22 08:21 分类：问答
Complex Search Queries JPA

In my Wicket+JPA/Hibernate+Spring project, much of the functionality is based around the Inbox page where, using many filtering options (not all of them have to be used), users can restrict the set of[详细]

2023-01-22 01:47 分类：问答
JPA 2.0: count for arbitrary CriteriaQuery?

I am trying to implement the following convenience method: /** * Counts the number of results of a search.[详细]

2023-01-21 03:52 分类：问答
Using @ElementCollection in CriteriaQuery (or Querying over the content of an @ElementCollection)

public enum ReportStatus { SUCCCEED, FAILED; } public class Work { @ElementCollection @Enumerated(EnumType.STRING)[详细]

2023-01-19 19:12 分类：问答
JPA criteria builder with multiple joins

i\'m struggling to create a jpa query that makes use of several tables. i cannot seem to understand how to join the tables together. this is the query i am trying to create:[详细]

2023-01-19 02:08 分类：问答
JPA/Metamodel: Strange (inconsistent ?) example in Sun Docs

In Sun Online resources, they provide开发者_JAVA技巧 son example about the usage of the Criteria/Metamodel API, but as far as I understand Java, it seems to be impossible to work:[详细]

2023-01-18 21:27 分类：问答
JPA/Hibernate Static Metamodel Attributes not Populated -- NullPointerException

I would like to use JPA2 Criteria API with metamodel objects, which seems to be pretty easy: ... Root<JPAAlbum> albm = cq.from(JPAAlbum.class);[详细]

2023-01-18 20:23 分类：问答
Restricting an NHibernate query using ICriteria according to an enumeration of enums

I have an entity, with a field of type enum, that is persisted as an integer in my database. W开发者_JAVA技巧hen retrieving objects from the database using ICriteria, I wish to restrict the results t[详细]

2023-01-17 00:15 分类：问答
JPA 2 -- Using @ElementCollection in CriteriaQuery

@Entity public class Person { @ElementCollection private List<Location> locations; [...] 开发者_如何学JAVA}[详细]

2023-01-15 22:02 分类：问答
Using JPA2 criteria API without Metamodel on a List property

How can I formulate the following JPA2 criteria query without using the metamodel classes: CriteriaBuilder cb = em.getCriteriaBuilder();[详细]

2023-01-13 14:59 分类：问答