February 2018
Intermediate to advanced
288 pages
6h 58m
English
Content preview from Ethereum Smart Contract Development
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
Start your free trial
The CAP theorem
Before stating the CAP theorem, let's try to understand consistency, availability, and partition tolerance using a real-world problem.
As a married person, I know how pathetic a person's life can become if they forget important dates like the birthday and anniversary of their spouse (in most cases, the husband is the culprit, but that is a separate discussion). One of my friends, let's call him Kaushik, saw an opportunity in this and opened up a start-up, HappySpouse.com, to address this issue. During a typical business day, Kaushik (K) and his customer (C) would have the following conversation:
K: Hello from HappySpouse.com. How may I help you?
C: Hey, I want you to remember my wife's birthday.
K: Sure! When is it?
C: September ...