asfimport

[Antoine Pitrou](https://issues.apache.org/jira/browse/ARROW-4729?focusedCommentId=16861445) / @pitrou: Can you detail what you mean here exactly?

[Wes McKinney](https://issues.apache.org/jira/browse/ARROW-4729?focusedCommentId=16861451) / @wesm: probably ```Java static constexpr int kBufferValidity = 0; static constexpr int kBufferFixedSizeData = 1; static constexpr int kBufferVarOffsets = 1; static constexpr int kBufferVarData = 2;...

[Francois Saint-Jacques](https://issues.apache.org/jira/browse/ARROW-4729?focusedCommentId=16862049) / @fsaintjacques: Precisely

[Antoine Pitrou](https://issues.apache.org/jira/browse/ARROW-4729?focusedCommentId=16931618) / @pitrou: Pretty minor, but could be nice to have in 1.0.0.

[Antoine Pitrou](https://issues.apache.org/jira/browse/ARROW-4729?focusedCommentId=17392959) / @pitrou: This is probably still nice to have. Should probably be members of the respective `DataType` subclasses?

[Wes McKinney](https://issues.apache.org/jira/browse/ARROW-4713?focusedCommentId=16780654) / @wesm: Seems like there may be many tasks here, please create sub-tasks if you want to break the work into multiple patches

[Antoine Pitrou](https://issues.apache.org/jira/browse/ARROW-4713?focusedCommentId=17201546) / @pitrou: [~Yurui Zhou] Are you still planning to work on these issues at some point?

[Krisztian Szucs](https://issues.apache.org/jira/browse/ARROW-4713?focusedCommentId=17263386) / @kszucs: Moving to 4.0.

[Ian Alexander Joiner](https://issues.apache.org/jira/browse/ARROW-4713?focusedCommentId=17267009) / @iajoiner: Hmm..this looks interesting. If @Yurui Zhou won’t take it I potentially can. However I don’t think I have time for that before July though. So...

[Todd Farmer](https://issues.apache.org/jira/browse/ARROW-4713?focusedCommentId=17565736) / @toddfarmer: This issue was last updated over 90 days ago, which may be an indication it is no longer being actively worked. To better reflect the current...