From the course: NoSQL Development with DocumentDB in Azure
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CAP theorem - Azure Tutorial
From the course: NoSQL Development with DocumentDB in Azure
CAP theorem
- [Narrator] SQL versus NoSQL. I would be really surprised if there is a team in the development world that hasn't had this discussion. Need for scalability has increased tremendously in the last decade. With the advent of mobile, tablet, and Internet of Things, a relational database management system is not the best to scale out. SQL databases, in general, are great at scaling up but not scaling out. NoSQL or not only SQL, databases are geared towards outer scaling. The intent is simple. Scale out with commodity level machines that don't require high processing power, memory, or even hard drive space. Amazon claims that just an extra 1/10 of a second on their response times will cost them one percent in sales. And Google claims that half a second increase in latency, which is just 500 milliseconds, causes their traffic to drop by a fifth. And that's a few billion dollars. There are psychological studies that indicate that a user starts getting impatient if the web request on the…
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