LINQ in C# Training in Ontario

LINQ in C# Training in Ontario, Canada

The course covers the fundamentals of LINQ syntax, including methods like Where, Select, OrderBy, and GroupBy for querying data in a concise and readable manner.

Enroll Now

LINQ in C# Training is a professional training program delivered by ProgNXT in Ontario, Canada. ProgNXT, a globally recognized corporate training provider in 55+ countries, offers this LINQ in C# Training course with hands-on, instructor-led sessions. LINQ in C# training teaches professionals how to leverage Language Integrated Query (LINQ) to efficiently query and manipulate data from various...

Expert Panel

Designed and delivered by the ProgNXT Database Management Expert Panel — a vetted team of industry professionals with 15+ years of hands-on experience in MySQL, PostgreSQL, Oracle, and database optimization

ProgNXT Database Management Expert Panel

Course Code: PRR20
14 Hrs
Last Updated: April 2026

Course Rating5/5

LINQ in C# training teaches professionals how to leverage Language Integrated Query (LINQ) to efficiently query and manipulate data from various sources like arrays, collections, databases, and XML. The course covers the fundamentals of LINQ syntax, including methods like Where, Select, OrderBy, and GroupBy for querying data in a concise and readable manner. Participants also learn how to work with LINQ to SQL and Entity Framework to interact with relational databases using LINQ queries. Advanced topics such as deferred execution, custom LINQ providers, and performance optimization techniques are also covered. By completing LINQ in C# training, professionals gain the expertise to write clean, efficient, and maintainable data queries in C# applications.

Basic knowledge of C# programming language.
Familiarity with object-oriented programming concepts.
Basic understanding of collections and data structures in C#.

Upon completion of this course, participants will:

Understand the fundamental concepts of LINQ (Language Integrated Query) in C#.
Be able to use LINQ to query various data sources, including collections, arrays, and databases.
Develop skills in writing efficient and optimized LINQ queries.
Learn how to use LINQ in conjunction with other C# features like lambda expressions and anonymous types.
Gain hands-on experience in implementing LINQ in C# applications for real-world scenarios.

LINQ Basics: Understanding LINQ syntax and core components.
Querying Data: Skill in querying collections, arrays, and databases using LINQ.
Advanced LINQ: Knowledge of advanced LINQ operations like grouping, sorting, and joining.
Lambda Expressions: Skill in using lambda expressions with LINQ queries for enhanced flexibility.
LINQ Performance: Ability to write efficient LINQ queries to optimize performance in applications.

Participants will be assessed on:

LINQ Syntax: Understanding LINQ query syntax and its core operators.
Query Operations: Ability to perform basic and advanced LINQ operations (filtering, sorting, joining).
Lambda Expressions: Skill in using lambda expressions within LINQ queries.
LINQ with Data Sources: Ability to query different data sources such as arrays, collections, and databases using LINQ.
Performance Considerations: Understanding LINQ performance best practices and optimizations.

ProgNXT Certificate of Completion will be awarded to participants who successfully complete the course and assessments.

Introduction to LINQ and Basic Querying

Introduction to LINQ in C#:

What is LINQ?
LINQ syntax and structure.
LINQ providers: LINQ to Objects, LINQ to SQL, LINQ to XML.
Overview of common LINQ operators.
Hands-on Exercise

LINQ Query Syntax vs. Method Syntax:

Understanding the differences between query syntax and method syntax.
Choosing the right syntax for different scenarios.
Hands-on Exercise

Filtering Data with LINQ:

Using the Where operator to filter data based on conditions.
Combining multiple filters using logical operators.
Hands-on Exercise

Sorting and Ordering with LINQ:

Sorting data using OrderBy, OrderByDescending, and ThenBy operators.
Handling complex sorting scenarios.
Hands-on Exercise

Advanced LINQ Operations and Performance Considerations

Grouping Data in LINQ:

Using GroupBy operator to group data by specific properties.
Aggregating grouped data with Count, Sum, Average, Min, and Max.
Hands-on Exercise

Joining Data in LINQ:

Understanding different types of joins in LINQ: inner join, left join, and cross join.
Using Join, GroupJoin, and DefaultIfEmpty for various join operations.
Hands-on Exercise

Using LINQ with Collections and Arrays:

Querying arrays and collections of objects with LINQ.
Transforming and projecting data using Select.
Hands-on Exercise

Advanced LINQ Features:

Using SelectMany for flattening collections.
Understanding deferred execution and its impact on performance.
Handling complex data transformations using LINQ.
Hands-on Exercise

LINQ Performance Best Practices:

Optimizing LINQ queries for performance (e.g., avoiding multiple enumerations).
Understanding the difference between deferred and immediate execution.
Best practices for using LINQ efficiently in large-scale applications.
Hands-on Exercise

LINQ cheat sheet with common operators and examples.
Sample code snippets and exercises for practice.
Best practices document for LINQ performance optimization.

Evaluation based on participation in hands-on exercises and the final assessment.
ProgNXT Certificate of Completion will be awarded to participants who successfully complete the course and assessments.

LINQ in C# Training Events in ontario

Online Events

Global Region	Location	Start Date	End Date	Action
‌	‌	‌	‌	‌
‌	‌	‌	‌	‌
‌	‌	‌	‌	‌
‌	‌	‌	‌	‌
‌	‌	‌	‌	‌

More Upcoming Session Dates

October 2026

📍 Ontario, Canada

22nd Oct 2026→23rd Oct 2026

🌐 Online Instructor-Led

24th Oct 2026→25th Oct 2026

November 2026

📍 Ontario, Canada

10th Nov 2026→11th Nov 2026

🌐 Online Instructor-Led

11th Nov 2026→12th Nov 2026

🌐 Online Instructor-Led

18th Nov 2026→19th Nov 2026

📍 Ontario, Canada

23rd Nov 2026→24th Nov 2026

December 2026

📍 Ontario, Canada

7th Dec 2026→8th Dec 2026

🌐 Online Instructor-Led

8th Dec 2026→9th Dec 2026

🌐 Online Instructor-Led

19th Dec 2026→20th Dec 2026

📍 Ontario, Canada

28th Dec 2026→29th Dec 2026

Events for other courses in Ontario, Canada

Global Region	Course Name	Start Date	End Date	Action
‌	‌	‌	‌	‌
‌	‌	‌	‌	‌
‌	‌	‌	‌	‌
‌	‌	‌	‌	‌
‌	‌	‌	‌	‌

LINQ in C# Training in Ontario