criteria-api

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Hibernate Criteria API: count and group by with result in Map

The Car entity is mapped to a database table with 2 columns: ID and Color. CarDao has the following method:[详细]

2023-01-02 09:49 分类：问答
NHibernate Query

Is it possible to get NHibernate to generate a query similar to the following with HQL or Criter开发者_运维知识库ia API?[详细]

2023-01-01 21:27 分类：问答
Nhibernate join on a table twice

Consider the following Class structure... public class ListViewControl { public int SystemId {get; set;}[详细]

2022-12-31 08:37 分类：问答
Can the same CriteriaBuilder (JPA 2) instance be used to create multiple queries?

This seems like a pretty simple question, but I have not managed to find a definitive answer yet. I have a DAO class, which is naturally querying the database by using criteria queries. So I would lik[详细]

2022-12-31 08:13 分类：问答
How to retrieve row count of one-to-many relation while also including original entity?

Say I have two entities Foo and Bar where Foo has-many Bar\'s, class Foo { int ImportantNumber { get; set; }[详细]

2022-12-30 04:28 分类：问答
Example using countDistinct in a JPA Criteria API query

I\'m having trouble figuring out how to represent the following JPQL query: SELECT count(e) FROM Foo e[详细]

2022-12-26 04:49 分类：问答
Creating queries using Criteria API (JPA 2.0)

I\'m trying to create a query with the Criteria API from JPA 2.0, but I can\'t make it work. The problem is with the \"between\" conditional method. I read some documentation to know how I have to d开[详细]

2022-12-25 22:36 分类：问答
Select columns from join table only without requiring a join

Given these tables: create table Orders ( Id INT IDENTITY NOT NULL, primary key (Id) ) create table Items ([详细]

2022-12-23 22:41 分类：问答
Dynamic JPA 2.0 query using Criteria API

I am a bit stucked constructing a dynamic query using the CriteriaBuilder of JPA 2.0. I have quite a common use case I guess: User supplies a arbitrary amount of search parameters X to be and / or co[详细]

2022-12-23 20:48 分类：问答
setfirstresult & setmaxresult in child collection

I have and entity lets call it Entity, and a Child collection Children. I have a screen where the user has the Entity information, and a list with the Children collection, but that collection can be[详细]

2022-12-23 01:05 分类：问答