GraphQL is a query and manipulation language for APIs and a

runtime for fulfilling queries with your existing data.

▪ It was developed internally b Facebook in 2012 before being publicly

released in 2015.

▪ It allows clients to define the structure of the data required, and the

same structure of the data is returned from the server.

▪ It provides a complete and understandable description of the data

in our API, clients requests what they need, easier to evolve APIs

over time, has powerful developer tools.

▪ It provides a flexible syntax to describe data requirements and

interactions.

▪ It provides to access many sources in a single request, reducing the

number of multiple network calls.

▪ Developers to ask for exactly what is needed and get back

predictable results.

https://www.redhat.com/en/topics/api/what-is-graphql#:~:text=GraphQL%20is%20a%20query%20language,they%20request%20and%20no%20more.