hql

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Finding Null IDs with HQL

I\'m constructing a hql query that needs to return orders where the User\'s ID is null: IList<Order> rows = DataContext.LoadList<Order>([详细]

2023-03-31 14:11 分类：问答
Hibernate How to add a column in a middle table

Here\'s the details. I have 2 entity tables with one to many relationship. First, Exam class has many Category class. Hibernate generates this tables[详细]

2023-03-31 10:29 分类：问答
NHibernate collection size without loading the entire collection

:) I have the following classes: Dislike DislikedComment (Comment) MemberId (int) Comment Dislikes (List<Dislike>)[详细]

2023-03-30 05:54 分类：问答
How to iterate over a nested list

Hi I have a hibernate query which is giving me a list with type List<List<integer>>. How can I iterate this? My hibernate query is:[详细]

2023-03-29 17:07 分类：问答
HQL Querying, finding by string idea

Two questions. Is there a way for us to query by substring/contains method or like a search style query or even regular expression matching?[详细]

2023-03-29 00:17 分类：问答
SQL statement, subquery count?

I\'ve got the following SQL tables Department name|employees| Employee name|gender|type|dead | |John|male|good|yes|[详细]

2023-03-28 17:51 分类：问答
Any ways to have single select query instead of multiple select queries in Hibernate?

I am using Spring + Hibernate(HQL). I have a requirement where I need to fire select query multiple times as parameters are different each time.[详细]

2023-03-28 13:50 分类：问答
How to select the size of a @OneToMany(mappedBy))collection using HQL

First some context and explanation: I have written the following HQL query: select size(childGroups), size(ipts), g.id, g.name, g.status from LogicalGroup g where g.isRoot=true group by g.id, g.name[详细]

2023-03-27 01:57 分类：问答
Transformers for SQL to return non entity pojo class

hi i am trying to return non entity class of the resulting query using Transformers in hibernate. My pojo class is[详细]

2023-03-26 21:02 分类：问答
named parameters in a subquery in hibernate

how can I pass a parameter to a subquery in hibernate? I am trying this but I get an exception that :currentDate does not exist as a named parameter in (...[query]...) even though the query clearly sh[详细]

2023-03-26 02:15 分类：问答