how to use hasura query result implement export excel

[Basil1991]

In my case，I want to use hasura query data，then i use java project to enhance that（like export excel）.
like
user (export excel operation)-> hasura (query data and invoke java rest api with hasura result)-> java (export excel)

i know a way like (I do not think it is a good way)
user (export excel operation)->java (invoke hasura graphql rest api then export excel)