October 2019
Intermediate to advanced
520 pages
13h 5m
English
Content preview from Professional Cloud Architect – Google Cloud Certification Guide
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Data consistency
Data consistency refers to how the storage service handles transactions and how data is written to a database. As you go through this chapter, make sure you review the consistency of each service, as this is one of the main design factors when choosing a product or service.
We will also take this chance to explain ACID. This is a key term in data consistency, and we will refer to this several times throughout this chapter.
ACID is an acronym for the following attributes:
- Atomicity: This is where a transaction involves two or more pieces of information, then all pieces are committed or none at all. For example, when performing a bank transfer, the debit and credit of the funds would be treated as a single transaction. If ...
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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.