January 2019
Intermediate to advanced
378 pages
11h 35m
English
This is a well-known characteristic of NoSQL databases. This isn't an issue for transactional databases, which are the primary data-persistence mechanism for the centralized architecture. However, when data gets separated into many logical or physical databases, the consistency feature can't be attained easily.
For example, consider what would happen if a user fetched their timeline at the same time that one of their friends deleted their account:
Read now
Unlock full access