Re: [DISCUSS] Joda Time -> Java8 Time

2018-11-15 Thread Jacques Nadeau
I'm worried about the change from Millis to Nanos. It seems not so good. I think we (dremio) need to better understand impact. Praveen, maybe you could take a look at impact? On Wed, Nov 14, 2018, 4:27 PM Bryan Cutler Hi all, > > I'm picking this back up again and have WIP pr at > https://github.

Re: Arrow and R benchmark

2018-11-15 Thread Jonathan Chiang
I'll go through that python repo and see what I can do. Thanks, Jonathan On Thu, Nov 15, 2018 at 1:55 PM Wes McKinney wrote: > I would suggest starting an r/benchmarks directory like we have in > Python (https://github.com/apache/arrow/tree/master/python/benchmarks) > and documenting the proces

Re: Arrow and R benchmark

2018-11-15 Thread Wes McKinney
I would suggest starting an r/benchmarks directory like we have in Python (https://github.com/apache/arrow/tree/master/python/benchmarks) and documenting the process for running all the benchmarks. On Thu, Nov 15, 2018 at 4:52 PM Romain François wrote: > > Right now, most of the code examples is i

Re: Arrow and R benchmark

2018-11-15 Thread Romain François
Right now, most of the code examples is in the unit tests, but this is not measuring performance or stressing it. Perhaps you can start from there ? Romain > Le 15 nov. 2018 à 22:16, Wes McKinney a écrit : > > Adding dev@arrow.apache.org >> On Thu, Nov 15, 2018 at 4:13 PM Jonathan Chiang wro

Re: Arrow and R benchmark

2018-11-15 Thread Wes McKinney
Adding dev@arrow.apache.org On Thu, Nov 15, 2018 at 4:13 PM Jonathan Chiang wrote: > > Hi, > > I would like to contribute to developing benchmark suites for R and Arrow? > What would be the best way to start? > > Thanks, > Jonathan

[jira] [Created] (ARROW-3804) [R] Consider lowering required R runtime

2018-11-15 Thread Javier Luraschi (JIRA)
Javier Luraschi created ARROW-3804: -- Summary: [R] Consider lowering required R runtime Key: ARROW-3804 URL: https://issues.apache.org/jira/browse/ARROW-3804 Project: Apache Arrow Issue Type:

[jira] [Created] (ARROW-3803) [C++/Python] Split C++ and Python unit test Travis CI jobs, run all C++ tests (including Gandiva) together

2018-11-15 Thread Wes McKinney (JIRA)
Wes McKinney created ARROW-3803: --- Summary: [C++/Python] Split C++ and Python unit test Travis CI jobs, run all C++ tests (including Gandiva) together Key: ARROW-3803 URL: https://issues.apache.org/jira/browse/ARROW-

[jira] [Created] (ARROW-3802) [C++] Cast to half float missing

2018-11-15 Thread JIRA
Romain François created ARROW-3802: -- Summary: [C++] Cast to half float missing Key: ARROW-3802 URL: https://issues.apache.org/jira/browse/ARROW-3802 Project: Apache Arrow Issue Type: Bug

[jira] [Created] (ARROW-3801) Pandas-Arrow roundtrip makes pd categorical index not writeable

2018-11-15 Thread Thomas Buhrmann (JIRA)
Thomas Buhrmann created ARROW-3801: -- Summary: Pandas-Arrow roundtrip makes pd categorical index not writeable Key: ARROW-3801 URL: https://issues.apache.org/jira/browse/ARROW-3801 Project: Apache Arr

[jira] [Created] (ARROW-3800) [C++] Vendor a string_view backport

2018-11-15 Thread Antoine Pitrou (JIRA)
Antoine Pitrou created ARROW-3800: - Summary: [C++] Vendor a string_view backport Key: ARROW-3800 URL: https://issues.apache.org/jira/browse/ARROW-3800 Project: Apache Arrow Issue Type: Improv