In looking at the code it seems the writer.cc hasn't been updated to use the latest classes. there is also what appears to be a small performance bug in TypedBufferBuilder
Reporter: Micah Kornfield / @emkornfield
Assignee: Micah Kornfield / @emkornfield
PRs and other links:
Note: This issue was originally created as ARROW-5880. Please see the migration documentation for further details.