December 2017
Intermediate to advanced
468 pages
13h 12m
English
book
Architectural Patterns
by Anupama Murali, Pethuru Raj, Harihara Subramanian J, Pethuru Raj Chelliah
Content preview from Architectural Patterns
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Event sourcing
Event sourcing provides simplification of various events, and it is a way of persisting an application's state and finding the current state by traversing through the history of those saved states. An example could be a seat reservation system that scans the completed bookings and finds out how many more seats are available when a new booking request arrives.
The seat allocation depends on various events (booking, cancellations, modifications, and so on), and it can be handled differently with the event sourcing pattern. This is of immense help in some domains where the audit trail is a critical requirement, (accounting, financial transactions, flight reservations, and so on), and also the pattern helps achieve better performance ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.