2016-03-09 Wednesday - CQRS and Event Sourcing patterns

An excellent free ebook (376 pages) from Microsoft providing an in-depth discussion of the Command & Query Responsibility Segregation (CQRS) and Event Sourcing patterns - with C# implementation code of a sample real-world complex enterprise system included.

• https://msdn.microsoft.com/en-us/library/jj554200.aspx
• https://msdn.microsoft.com/en-us/library/dn568103.aspx 

Martin Fowler also has a nice write-up on CQRS

• http://martinfowler.com/bliki/CQRS.html