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2.4.0 Blockers, Critical, etc - Spark - [mail # dev]
...I think the point is we actually need to do these validation before completing the release...________________________________From: Wenchen Fan Sent: Friday, September 21, 2018 12:02 AMTo: Se...
   Author: Felix Cheung , 2018-09-21, 08:02
[SPARK-24572] "eager execution" for R shell, IDE - Spark - [issue]
...like python in SPARK-24215we could also have eager execution when SparkDataFrame is returned to the R shell...
http://issues.apache.org/jira/browse/SPARK-24572    Author: Felix Cheung , 2018-09-20, 20:58
[Feedback Requested] SPARK-25299: Using Distributed Storage for Persisting Shuffle Data - Spark - [mail # dev]
...Hi+baibing3+huangtao6Came across your presentation on Alluxio - including shuffling - would you be interested in this?________________________________From: Matt Cheah Sent: Tuesday, Septembe...
   Author: Felix Cheung , 2018-09-20, 06:22
[DISCUSS] PySpark Window UDF - Spark - [mail # dev]
...Definitely!numba numbers are amazing________________________________From: Wes McKinney Sent: Saturday, September 8, 2018 7:46 AMTo: Li JinCc: [EMAIL PROTECTED]Subject: Re: [DISCUSS] PySpark ...
   Author: Felix Cheung , 2018-09-20, 06:20
[VOTE] SPARK 2.4.0 (RC1) - Spark - [mail # dev]
...If we could work on this quickly - it might get on to future RCs.________________________________From: Stavros Kontopoulos Sent: Monday, September 17, 2018 2:35 PMTo: Yinan LiCc: Xiao Li; [E...
   Author: Felix Cheung , 2018-09-18, 15:49
[SPARK-21291] R bucketBy partitionBy API - Spark - [issue]
...partitionBy exists but it's for windowspec only...
http://issues.apache.org/jira/browse/SPARK-21291    Author: Felix Cheung , 2018-09-17, 06:07
Should python-2 be supported in Spark 3.0? - Spark - [mail # user]
...I don’t think we should remove any API even in a major release without deprecating it first...________________________________From: Mark Hamstra Sent: Sunday, September 16, 2018 12:26 PMTo: ...
   Author: Felix Cheung , 2018-09-17, 01:19
[SPARK-18569] Support R formula arithmetic - Spark - [issue]
...I think we should support arithmetic which makes it a lot more convenient to build model. Something like  log(y) ~ a + log(x)And to avoid resolution confusions we should support the I()...
http://issues.apache.org/jira/browse/SPARK-18569    Author: Felix Cheung , 2018-09-11, 14:15
[SPARK-18570] Consider supporting other R formula operators - Spark - [issue]
...Such as∗  X∗Y include these variables and the interactions between them^ (X + Z + W)^3 include these variables and all interactions up to three way| X | Z conditioning: includ...
http://issues.apache.org/jira/browse/SPARK-18570    Author: Felix Cheung , 2018-09-11, 14:14
Branch 2.4 is cut - Spark - [mail # dev]
...I’m a bit concern about what Arun is summarizing?We are building on DSv2 and already have to rewrite for bunch of changes in master/2.4, increasing in cost for dev work and release managemen...
   Author: Felix Cheung , 2018-09-10, 09:15