Câu hỏi phỏng vấn GraphQL
Câu hỏi

Is GraphQL a Database Technology?

Câu trả lời

No, GraphQL is not a database technology. This is a common misconception. GraphQL is a query language for APIs, not databases[1][4].

GraphQL is database agnostic and can be used with any kind of database, whether SQL or NoSQL. It can also be used without any database at all[1][4].

The key purpose of GraphQL is to provide a flexible, efficient alternative to REST APIs for fetching data. It allows clients to request exactly the data they need and nothing more, avoiding over-fetching or under-fetching issues common with REST[4].

So in summary, while Graph...

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What is GraphQL schema ?

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Explain the main difference between REST and GraphQL

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What kind of operations could GraphQL schema have?

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