Thread: Walt Disney. Walt Disney Is it true about Walt being dishonorably discharged from the Corps and hanging that discharge upside down on his office wall. I Always heard that story but never heard if it was true or not.
A NoSQL (originally referring to non SQL or non relational) database provides a mechanism for storage and retrieval of data that is modeled in means other than the tabular relations used in relational databases.ometimes the data structures used by NoSQL databases are also viewed as more flexible than relational database tables. NoSQL databases are increasingly used in big data and real-time web applications. NoSQL systems are also sometimes called Not only SQL to emphasize that they may support SQL-like query languages.
MongoDB scales horizontally using sharding. The user chooses a shard key, which determines how the data in a collection will be distributed. The data is split into ranges (based on the shard key) and distributed across multiple shards. (A shard is a master with one or more slaves.).