datafusion: Break datafusion crate into smaller crates

Is your feature request related to a problem or challenge? Please describe what you are trying to do.

a new feature: to break datafusion crate into separate smaller crates.

It helps with code management and dependency reasoning

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About this issue

  • Original URL
  • State: closed
  • Created 2 years ago
  • Reactions: 5
  • Comments: 15 (15 by maintainers)

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my current plan is to finish items for:

  • datafusion-common
  • datafusion-expr

before release 7:

and finish the rest after the release, to cap the amount of changes in a release

Hi @Jimexist, is it possible to make an exclusive crate for the data source so that it will be easy for the integration of the different kinds of remote object store?

Suppose I hope to introduce the hdfs as one of the remote object store. To be less intrusive, it’s better to make an independent datafusion-objectstore-hdfs crate which depends on the datasource crate of datafusion. Then it would be much easier for other crates to decide whether to depend on the datafusion-hdfs crate or not without cyclic dependencies.