Types of Databases

Relational Databases

Detailed in Relational Databases

Document Databases

Detailed in Document Databases

Key-Value Databases

Databases that solely use key-value datastructures like dictionaries.

Redis is one such database.

Distributed Databases

Distributed databases are databases that share the storage and querying load of its data across multiple servers. This increases both performance on large datasets and the reliability of the database.

One such example is Cassandra

References

Web References

Note References