Author Archives: compitionpoint - Page 15
Creating an XML Document Using LINQ to XML
If you played with the XML Document Object Model classes to create XML documents from scratch, it will be easy for you to migrate to a brand new set of …
LINQ to XML
The .NET Framework provided us with several techniques for accessing and manipulating an XML file. In the past, you can use the XmlReader or the different XML Document Object Model classes such…
Modifying Database with LINQ to SQL
Mapping the database tables and its records to their corresponding LINQ to SQL classes makes it even easier to manipulate databases. Once LINQ to SQL classes is generated, you can…
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…