Single Mutation
Understand insert, delete, and update operations on GraphQL.
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So far, we’ve learned how to fetch data from servers using GraphQL. But in the production environment, we also need a way to apply the change to server-side data.
GraphQL mutation
In GraphQL, not every request has side effects on the server. Technically, any query could implement a function to modify server data. However, this is considered bad practice. Any operation that causes write should be sent explicitly via mutation operation type.
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