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[SPARK-25785] Add prettyNames for from_json, to_json, from_csv, and schema_of_json - Spark - [issue]
...from_json, to_json, from_csv, and schema_of_json do not have pretty names so the column names are not pretty. For instance,struct<schemaofjson({"c1":01, "c2":0.1}):string>...    Author: Hyukjin Kwon , 2018-10-20, 02:17
[SPARK-25779] Remove SQL query tests for function documentation by DESCRIBE FUNCTION at SQLQueryTestSuite - Spark - [issue]
...Currently, there are some tests testing function descriptions:$ grep -ir "describe function" sql/core/src/test/resources/sql-tests/inputssql/core/src/test/resources/sql-tests/inputs/json-fun...    Author: Hyukjin Kwon , 2018-10-19, 09:34
Hadoop 3 support - Spark - [mail # dev]
...See the discussion at년 10월 17일 (수) 오전 5:06, t4 님이 작성:> has anyone got spark jars working with hadoop3.1 that they can share? i am> lookin...
   Author: Hyukjin Kwon , 2018-10-17, 09:02
Remove Flume support in 3.0.0? - Spark - [mail # dev]
...Yea, I thought we are already going to remove this out. +1 for removing itanyway.2018년 10월 12일 (금) 오전 1:44, Wenchen Fan 님이 작성:> Note that, it was deprecated in 2.3.0 already:> https://...
   Author: Hyukjin Kwon , 2018-10-12, 08:38
[SPARK-25700] Avoid to create a readsupport at write path in Data Source V2 - Spark - [issue]
... introduced append mode support in Datasource V2.The problem is, write path ended up    Author: Hyukjin Kwon , 2018-10-12, 01:47
[SPARK-25684] Organize header related codes in CSV datasource - Spark - [issue]
...JIRAs like SPARK-23786 and SPARK-25134 added some codes related with headers. This ended up with difficult review and a bit convoluted code path....    Author: Hyukjin Kwon , 2018-10-12, 01:17
[expand - 2 more] - Possible bug in DatasourceV2 - Spark - [mail # dev]
...Thanks, Wenchen.I opened I believe is still valid aswell in the master branch since master branch sti...
   Author: Hyukjin Kwon , 2018-10-11, 12:56
[VOTE] SPARK 2.4.0 (RC3) - Spark - [mail # dev]
...So, which date is it?2018년 10월 11일 (목) 오전 1:48, Garlapati, Suryanarayana (Nokia - IN/Bangalore) <[EMAIL PROTECTED]>님이 작성:> Might be you need to change the date(Oct 1 has already pas...
   Author: Hyukjin Kwon , 2018-10-11, 06:41
DataSourceV2 APIs creating multiple instances of DataSourceReader and hence not preserving the state - Spark - [mail # user]
...I took a look for the codes.val source = classOf[MyDataSource] indeed it calls twice.First all: Looks it creates it first to r...
   Author: Hyukjin Kwon , 2018-10-10, 03:30
[SPARK-25659] Test type inference specification for createDataFrame in PySpark - Spark - [issue]
...For instance, see we intended to support datetime.time and None for t...    Author: Hyukjin Kwon , 2018-10-08, 23:45