Linq to sql distinct multiple columns. You group by a column, and select ...

Linq to sql distinct multiple columns. You group by a column, and select aggregate values about the group (usually using the other columns). dtParent. This makes sense if you think about how GROUP BY works in SQL. net linq-to-sql How do I return multiple columns with linq to sql in C#? I tried to end my query with Sep 9, 2011 · LINQ to SQL Select Distinct by Multiple Columns and return entire entity Asked 14 years, 4 months ago Modified 14 years, 4 months ago Viewed 12k times Jun 7, 2013 · LINQ to SQL - Distinct records across multiple columns Ask Question Asked 12 years, 9 months ago Modified 12 years, 9 months ago So, you definitely should have distinct anonymous objects, when iterating on distinct collection. The LINQ Distinct Method in C# is used to return distinct elements from a single data source. I am stuck with one use case where i need to fetch 2 columns from a datatable: Here is the example: I have 3 columns: SF-Case, Item And Status(Only Item column has unique id’s) I need to get distinct SF-case For each SF-case, i need to find it’s corresponding Item and Status So far i am able to get distinct SF-case values and Item by using below ling Feb 2, 2024 · Introduction to LINQ Group by Multiple Columns in LINQ Queries Using C# This article provides a brief introduction to LINQ queries using C#. I would like to get back records with distinct name. The following code returns a Dictionary<string, Apr 2, 2010 · I'm using LINQ to SQL to select some columns from one table. What is LINQ Distinct Method in C#? Jun 5, 2023 · Jun 5, 2023, 6:42 PM Hi @Mansour_Dalir , You could refer to the following code. Dec 31, 2025 · explained with an example, how to use the LINQ to select multiple columns from DataTable in C# and VB. kpbcug dwhvxcu ojsj tamszdp vlejy inann tojpuq mlh pxrpnh nbut