Querying a Database with LINQ to SQL
We will be creating a Windows Forms Application that allows as to you to query and view records from a particular table using LINQ to SQL classes, SQL Server 2008,…
LINQ to SQL
LINQ to SQL is a powerful tool which allows developers to access databases as objects in C#. With LINQ to SQL, you are able to use LINQ query operators and methods…
LINQ Aggregate Methods
LINQ has aggregate operators or methods that allows you to perform mathematical calculations based on the values of all the elements in a collection. We will learn here the different aggregate operators…
LINQ Examples
Now that you have learnt some basic LINQ querying including how to select, filter, and order results of a query, let’s take a look at more examples combining the concepts…
Joining Data Sources
There are times where you want to combine values from different data sources into just one result. Of course, those data sources must be related in some way. In LINQ,…
LINQ group by Clause
The group-by clause is used to group items using a specified key. The group-by clause can be inserted between a from clause and a select clause or you can put a group-by clause as the final…
LINQ let Clause
The let clause allows you to store a result of an expression inside a query expression and use it on the remaining part of the query. A let clause is useful when the query…
LINQ orderby Clause
LINQ makes it straightforward for you to type or modify the order of the results of the question. We can use the orderby clause and specify that worth or property…
LINQ where Clause
You can filter the results of the query by using the where clause in a query expression. Following the where keyword is the condition (or conditions) that must be met by an item to…
LINQ SelectMany Method
When objects contain properties which hold a collection of objects, using the Select method is not applicable as it will return a “collection of collections” rather than all the items from those…