iqueryable

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Entity Framework Casting Error

The following works perfectly: IQueryable<Property> PropertyQuery = PropertyDAO.SearchWithAdditionalParameters(/* elided */);[详细]

2023-02-13 06:08 分类：问答
Call a DTO translator inside IQueryable's Select

I have the following code to query an EntityContext (through a repository) and map it unto a DTO: public class QueryQuestionsConsumer : IConsumerOf<QueryQuestionsRequest>[详细]

2023-02-12 00:18 分类：问答
Cannot build the Test project for LINQ IQueryable Toolkit (IQToolkit) - Code 9009

I am trying to build the test project for L开发者_StackOverflowINQ IQueryable Toolkit with Visual Studio 2008, but it does not build because it exits with \"exited with code 9009\".[详细]

2023-02-10 19:59 分类：问答
Get count of an IQueryable<T>

Assume we have the following collection IEnumerable<int> list = new List<int> { 11, 12, 13, 14, 15, 16, 17, 18, 19, 10 };[详细]

2023-02-10 07:50 分类：问答
C# IQueryable or AsQueryable

I\'m prototyping some sort of repository and I want to know if it\'s enough to have methods, that operate on sequences only.[详细]

2023-02-09 21:52 分类：问答
Differences between IQueryable, List, IEnumerator?

I am wondering what the difference between IQueryable, List, IEnumerator is and when I should use each one?[详细]

2023-02-07 07:31 分类：问答
Dealing with null values in chained linq-to-sql query expressions

I have a L2S repository query which I\'m stuggling to write in a nice way. It looks something like...[详细]

2023-02-05 23:25 分类：问答
Add Seperate Sum Functions to an IQueryable LINQ Statement

I\'m looking to populate a Telerik RadGrid with an IQueryable DataSource but include 5 Total columns inside that Grid. I have built separate functions for the Totals when I create individual reports,[详细]

2023-02-05 12:48 分类：问答
What does an Empty IQueryable return as when Empty?

I am in need of determining whether an IQueryable Method returns with Data, or \"Empty\" when applying it to a DataSource of a RadGrid like so:[详细]

2023-02-03 12:53 分类：问答
Differences between query using LINQ and IQueryable interface directly?

Using Entity Framework 4, and given: ObjectSet<Thing> AllThings = Context.CreateObjectSet<Thing>;[详细]

2023-02-02 03:32 分类：问答