What is .Net LINQ?

The meaning of LINQ is Language Integrated Query (LINQ, pronounced "link") is a Microsoft .NET Framework component that adds native data querying capabilities to .NET languages, although ports exist for Java, PHP, JavaScript and ActionScript. In short if you have a knowledge of basic queries of SQL you can write that same queries in .net coding part with extra functionalities and features easily. read less

LINQ is integrated feature in all .NET languages like C# and it provides querying capabilities. LINQ provides querying capabilities to write and execute queries using C# Linq operators or keywords against different data sources Linq to Sql or Object (table object, collection object, generic type collection object, array variable) that produce or return result set that is usually assigned or stored to "var" type object or variable. LINQ queries are mostly used while database connected through Entity Framework or EDM (Entity Data Model) in all .Net Applications/Services for fetching and manipulating the data. LINQ to SQL is also said as architecture like 2-Tier, 3-Tier, Entity Framework or EDM, MVC. it provides Object Relational Model or Designer that allows to visualize data classes in the code. important namespaces: using System.Linq; System.Data.Linq.DataContext; System.Data.Linq.Table; important files DataClasses1_Name.dbml file contains connectionstring details and database object details. DataClasses1AptechDb.designer.cs file contains 1 important auto-generated partial class (data classes or datacontext_name that inherits from DataContext class) contains methods, linq table type properties. Other partial class definitions for each database table and properties. read less