Re: [Spark 3.0] DataSourceV2 FileScan - Hive style partition pruning

2019-12-30 Thread Guy Khazma
Thanks Gengliang. Please let me know if I can help. -- Sent from: http://apache-spark-developers-list.1001551.n3.nabble.com/ - To unsubscribe e-mail: dev-unsubscr...@spark.apache.org

Re: [Spark 3.0] DataSourceV2 FileScan - Hive style partition pruning

2019-12-30 Thread Gengliang
Hi Guy, Thanks for reporting the issue. I am working on it and there will be a PR this week. Gengliang On Mon, Dec 30, 2019 at 6:41 AM Guy Khazma wrote: > Hi, > > It seems that hive style partition pruning is not working for file based > data sources such as Parquet and ORC. > This causes

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2019-12-30 Thread abel palaty

Re: Issues with Delta Lake on 3.0.0 preview + preview 2

2019-12-30 Thread Burak Yavuz
I can't imagine any Spark data source using Spark internals compiled on Spark 2.4 working on 3.0 out of the box. There are many braking changes. I'll try to get a *dev* branch for 3.0 soon (mid Jan). Best, Burak On Mon, Dec 30, 2019, 8:53 AM Jean-Georges Perrin wrote: > Hi there, > > Trying to

Re: Issues with Delta Lake on 3.0.0 preview + preview 2

2019-12-30 Thread Sean Owen
It looks like delta calls org.apache.spark.Utils, which is technically a private class in Spark. The signature of Utils.classForName changed (in the bytecode) to take two more params. Either delta would have to cross-compile for Spark 2 vs 3, or, needs to avoid calling Utils, or we can add a small

Issues with Delta Lake on 3.0.0 preview + preview 2

2019-12-30 Thread Jean-Georges Perrin
Hi there, Trying to run a very simple app saving content of a dataframe to Delta Lake. Code works great on 2.4.4 but fails on 3.0.0 preview & preview 2. Tried on both Delta Lake 0.5.0 and 0.4.0. Code (I know, it’s amazing): df.write().format("delta") .mode("overwrite")

Revisiting Python / pandas UDF (new proposal)

2019-12-30 Thread Hyukjin Kwon
Hi all, I happen to come up with another idea about pandas redesign. Thanks Reynold, Bryan, Xiangrui, Takuya and Tim for offline discussions and helping me to write this proposal. Please take a look and let me know what you guys think. -