Returns distinct elements from a sequence by using the default equality comparer to compare values.

distinct, separate, discrete mean not being each and every one the same. distinct indicates that something is distinguished by the mind or eye as being apart or different from others.

Inside a table, a column often contains many duplicate values; and sometimes you only want to list the different (distinct) values.

C# Linq example on how to use the Distinct method to find unique items in an array or list. You can use the Distinct method for a list of integers and for a list of objects.

2 days ago · Learn the difference between SELECT DISTINCT and SELECT UNIQUE in SQL. This guide for analysts explains syntax, examples, performance tips, and best practices for …

Dec 21, 2021 · We used the Distinct() extension method from System.Linq. This method provides a declarative, function-oriented syntax for a typically imperative processing task.

Sep 2, 2025 · Learn what is C# Linq Distinct () explained with suitable examples. Explore how does it remove the duplicate elements from a sequence and returns the distinct elements.

Explore how to effectively perform distinct operations in Entity Framework Core, including in-memory and server-side approaches using LINQ and raw SQL.

This tutorial shows you how to use the SQL Server SELECT DISTINCT clause to retrieve the only distinct values in a specified list of columns.

Nov 8, 2025 · The SQL DISTINCT clause is used to remove duplicate values from query results. It ensures that the output shows only unique records for the specified column (s).