Entity Framework Core Cookbook - Second Edition

Implementing optimistic concurrency in a database-agnostic way

In the previous chapter, we saw how to use a SQL Server-specific solution to a common problem in database development—implementing optimistic concurrency control. This time, we will see how we can extend it to other databases, and to more than one columns.

Getting ready

We will be using the NuGet Package Manager to install Entity Framework Core 1 package, Microsoft.EntityFrameworkCore. We will also be using a SQL Server database for storing the data, so we will also need Microsoft.EntityFrameworkCore.SqlServer.

Finally, xunit is the package we will be using for the unit tests and dotnet-text-xunit adds tooling support for Visual Studio. Notice that the UnitTests project is a .NET Core ...