stream_json_demo | HTTP chunked streamed JSON with lazy enumerators | HTTP library
kandi X-RAY | stream_json_demo Summary
kandi X-RAY | stream_json_demo Summary
Demo of HTTP chunked streamed JSON with lazy enumerators, ActionController::Live, and deflate.
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QUESTION
In a project I'm working on, I need to stream potentially large data sets from a Postgres database to the client, for analytics purposes.
The application is built in Rails (irrelevant for this question) and after a bit of research I'm currently able to stream query results by using COPY
in Postgres:
ANSWER
Answered 2017-Jul-19 at 12:23You could create a simple SQL function that converts a row into the desired format:
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