What are the common structures adapted by NoSQL databases?

What is the structure of a NoSQL database?

NoSQL databases (aka "not only SQL") are non-tabular databases and store data differently than relational tables. NoSQL databases come in a variety of types based on their data model. The main types are document, key-value, wide-column, and graph.

What are 3 common characteristics of NoSQL databases?

The three main features of NoSQL databases are scale-out, replication, and flexible data structure (Fig. 1).

What are the four most common categories for NoSQL databases?

Here are the four main types of NoSQL databases:Document databases.Key-value stores.Column-oriented databases.Graph databases.

Which of the following are common properties of NoSQL databases?

NoSQL databases have the following properties:They have higher scalability.They use distributed computing.They are cost effective.They support flexible schema.They can process both unstructured and semi-structured data.There are no complex relationships, such as the ones between tables in an RDBMS.