👉 This video is about explaining the concept of 𝗟𝗜𝗡𝗤, how does it work in general, the relation between the query and the data source, the tasks of LINQ providers (such as LINQ To SQL, LINQ To XML, LINQ To Objects).

🕜 𝗖𝗵𝗮𝗽𝘁𝗲𝗿𝘀

► 00:00 Introduction

► 00:15 What is LINQ?

► 01:55 How does LINQ work?

► 03:30 Summary (LINQ Concept)

Lesson Summary

The text explains the concept of LINQ (Language Integrated Query) and emphasizes the following points:

• Understanding how to write LINQ queries is crucial for developers.
• It is not necessary to understand how LINQ providers convert queries into readable data source queries.
• LINQ allows querying various data sources including collections, data tables, XML files, JSON files, and databases.

In summary, LINQ, short for Language Integrated Query, is a Microsoft .NET Framework component that:

• Adds data querying capabilities to .NET languages like C# and VB.NET.
• Resembles SQL queries but can be used with a wider range of data sources.
• Works by writing queries translated by LINQ providers into readable code for specific data sources.

The text highlights:

• The importance of learning to write LINQ queries rather than focusing on how LINQ providers work.
• The versatility of LINQ in querying various data sources beyond SQL databases.
• Specific keywords and methods used in LINQ queries such as FROM, SELECT, WHERE, and more.

The main aspects of LINQ discussed include:

• The process of querying data from different sources like collections, databases, XML files, and JSON files.
• Utilization of LINQ providers to translate queries into readable formats for specific data sources.
• The flexibility of LINQ in querying different data types and its role in simplifying data retrieval processes.