What is the difference between SQL and NoSQL?

Question

Accepted Answer

SQL is a relational database management system that uses structured query language, while NoSQL is a non-relational database system that does not use SQL.

SQL databases are table-based and have a predefined schema, while NoSQL databases are document-based, key-value pairs, graph databases, or wide-column stores.
SQL databases are vertically scalable, while NoSQL databases are horizontally scalable.
SQL databases are good for complex queries and transactions, while NoSQL databases are better for hierarchical data storage and real-time web applications.
Examples of SQL databases include MySQL, Oracle, and PostgreSQL, while examples of NoSQL databases include MongoDB, Cassandra, and Redis.

What is the difference between SQL and NoSQL?

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