May 2017
Beginner to intermediate
596 pages
15h 2m
English
Content preview from Data Lake for Enterprises
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CAP Theorem
In the previous section, we did give some very important aspects such as eventual consistency (the next section dives deep into this) and other aspects in brief. Before explaining this aspect in more detail, it is apt to explain a very important theorem called CAP theorem.
CAP (Consistency, Availability, Partition Tolerance) Theorem, also named Brewer's theorem after computer scientist Eric Brewer, states that it is impossible for a distributed computer system to simultaneously provide all three (Consistency, Availability, Partition Tolerance) guarantees.
- Wikipedia
Out of three guarantees, a distributed system can only have one of C (Consistency) or A (Availability) when the distributed data is partitioned. A distributed system ...