0
votes
2answers
193 views

Designing a social network with CQRS, graph databases and relational databases in mind

I have done quite an amount of research on the topic so far, but i couldn't come up with a conclusion to make up my mind. I am designing a social network and during my research i stumbled upon graph ...
2
votes
0answers
115 views

How does a search functionality fit in DDD with CQRS?

In Vaughn Vernon's book Implementing domain driven design and the accompanying sample application I found that he implemented a CQRS approach to the iddd_collaboration bounded context. He presents ...
1
vote
2answers
785 views

Why separate class CommandHandler with Handle() instead of handling method in Command itself

I have a part of CQRS pattern implemented using S#arp Architecture like this: public class MyCommand { public CustomerId { get; set; } // some other fields } public class ...
1
vote
2answers
271 views

Designing a hierarchical structure with lots of reads and writes?

I am in the process of working on a video on demand system part of it involves the management of a hierarchical tree structure (think windows explorer) which allows users to upload videos, move ...
6
votes
2answers
2k views

Command handlers and DDD

I have an ASP.NET MVC application, that uses a query service to get data and a command service to send commands. My question is about the command part. If a request comes in, the command service uses ...
5
votes
3answers
761 views

What is the best way to scale a CQRS system?

In the previous months I have been asking a lot of questions concerning the architecture of an application I'm working on. Thanks to the answers the architectural design has changed - in fact, it has ...
2
votes
2answers
499 views

CQRS applicability when some commands need to block the UI

I am working on an app which I would dearly love to transition from a fairly traditional layered architecture to CQRS, for a number of reasons, not least fo which is that having a robust event log ...