ARROW-17360: [Python] Order of columns in pyarrow.feather.read_table

[AlenkaF]

This PR adds a note about the ordering of the columns in ORCFile.read().

[github-actions[bot]]

https://issues.apache.org/jira/browse/ARROW-17360

[ursabot]

Benchmark runs are scheduled for baseline = 734059e29be6f731f93162d048e2a0df59c73896 and contender = 92c9f9428b1c75c7f2458a13adeb305b0f1944cd. 92c9f9428b1c75c7f2458a13adeb305b0f1944cd is a master commit associated with this PR. Results will be available as each benchmark for each run completes. Conbench compare runs links: [Finished :arrow_down:0.0% :arrow_up:0.0%] ec2-t3-xlarge-us-east-2 [Finished :arrow_down:0.07% :arrow_up:0.03% :warning: Contender and baseline run contexts do not match] test-mac-arm [Finished :arrow_down:2.45% :arrow_up:0.0%] ursa-i9-9960x [Finished :arrow_down:0.53% :arrow_up:0.07%] ursa-thinkcentre-m75q Buildkite builds: [Finished] 92c9f942 ec2-t3-xlarge-us-east-2 [Finished] 92c9f942 test-mac-arm [Finished] 92c9f942 ursa-i9-9960x [Finished] 92c9f942 ursa-thinkcentre-m75q [Finished] 734059e2 ec2-t3-xlarge-us-east-2 [Finished] 734059e2 test-mac-arm [Finished] 734059e2 ursa-i9-9960x [Finished] 734059e2 ursa-thinkcentre-m75q Supported benchmarks: ec2-t3-xlarge-us-east-2: Supported benchmark langs: Python, R. Runs only benchmarks with cloud = True test-mac-arm: Supported benchmark langs: C++, Python, R ursa-i9-9960x: Supported benchmark langs: Python, R, JavaScript ursa-thinkcentre-m75q: Supported benchmark langs: C++, Java

[ursabot]

['Python', 'R'] benchmarks have high level of regressions. ursa-i9-9960x