In LINQ, Cast operator is used to cast/convert all the elements present in a collection into a specified data type of new collection.In case if we try to cast / convert different types of elements (string / integer) in the collection then the conversion will fail and it will throw an exception. Due to the fact that LINQ is a part of the C# and VB languages, it is sensitive to data type conversion ad it performs required type castings in the produced LINQ statements. It can convert the most usable SQL Server functions. LINQ utility functions like IndexOf, ForEach, ItemAt that should have been included in LINQ - LinqUtil.cs.

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The topics in this section describe how to call functions in LINQ to Entities queries.

The EntityFunctions and SqlFunctions classes provide access to canonical and database functions as part of the Entity Framework. For more information, see How to: Call Canonical Functions and How to: Call Database Functions.

Olisttamizhfriends az songs download. The process for calling a custom function requires three basic steps:

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1. Define a function in your conceptual model or declare a function in your storage model.

2. Add a method to your application and map it to the function in the model with an EdmFunctionAttribute.

3. Call the function in a LINQ to Entities query.

For more information, see the topics in this section.

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