Which of the following are the simplest NoSQL databases?

By: Prof. Dr. Fazal Rehman Shamil | Last updated: February 3, 2024

(A). Wide-column
(B). Document
(C). Both A and B
(D). None of these
MCQAnswer: Key-value

Examples of SQL database and NoSQL database

NoSQL databaseRelational database
MongoDBOracle
Apache CouchDBIBM DB2
Apache HBaseIBM DB2
Oracle NoSQL DatabaseMicrosoft SQL Server
Apache Cassandra DBMaria DB
RiakPostgreSQL
Objectivity InfiniteGraph

Difference between NoSQL database and SQL database

NoSQLSQL
NoSQL stands for Non-relational or distributed database system.SQL  stands for RELATIONAL DATABASE MANAGEMENT SYSTEM (RDBMS)
NoSQL databases have dynamic schemaSQL databases have a static or fixed or predefined schema
NoSQL databases are ideal for hierarchical data storage.SQL databases are not ideal for hierarchical data storage.
NoSQL databases are not so decent for complex queriesSQL databases are ideal for complex queries
NoSQL databases are Horizontally scalable.SQL databases are Vertically Scalable.
NoSQL database Follows consistency, availability, and partition tolerance.SQL database follows atomicity, consistency, isolation, and durability.
Examples of NoSQL databases: MongoDB, GraphQL, HBase, Neo4j, Cassandra, etcExamples of SQL databases: MySQL, PostgreSQL, Oracle, MS-SQL Server, etc

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