Composed queries are an effective way to link separate but related pieces of filtering logic into reusable pieces. In this recipe, we will compose queries together to accomplish a certain filter without needing to write the code twice but still having it translated into a single SQL execution.
We will be using the NuGet Package Manager to install the Entity Framework 4.1 assemblies.
The package installer can be found at http://nuget.org.
We will also be using a database for connecting to and updating data.
Open the Improving Transaction Scope solution in the included source code examples.
Carry out the following steps in order to accomplish this recipe.