The point is to stop expanding oil exploitation and refinement, and gradually reduce our dependency on the existing refining capabilities. But sure, your strawman of stopping all refining at once sounds pretty bad, almost as bad as unchecked climate change…
Graphql is a protocol for interacting with a remote system, parquet is about having a local file that you can index and retrieve data from in a more efficient way. It’s especially useful when the data has a fairly well defined structure but may be large enough that you can’t or don’t want to bring it all into memory. They’re similar concepts, but different applications