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Performance of PySpark 2.3.2 on Microsoft Windows - Spark - [mail # user]
...Hello,we are writing a lot of data processing pipelines for Spark using pysparkand add a lot of integration tests.In our enterprise environment, a lot of people are running Windows PCs andwe...
   Author: Wim Van Leuven , 2019-11-18, 15:54
Structured Streaming & Enrichment Broadcasts - Spark - [mail # user]
...Hello.We're running applications using Spark Streaming.  We're going to beginwork to move to using Structured Streaming.  One of our key scenarios is tolookup values from an extern...
   Author: Bryan Jeffrey , 2019-11-18, 14:21
[expand - 6 more] - PySpark Pandas UDF - Spark - [mail # user]
...Hi,sorry a completely unrelated question.when is the upcoming release of SPARK 3.0. There are several paralleldistributed deep learning frameworks that are being developed, do you thinkthat ...
   Author: Gourav Sengupta , Bryan Cutler , ... , 2019-11-18, 07:16
[expand - 1 more] - [ANNOUNCE] Announcing Apache Spark 3.0.0-preview - Spark - [mail # user]
...> Data Source API with Catalog SupportsWhere can we read more about this? The linked Nabble thread doesn't mentionthe word "Catalog".On Thu, Nov 7, 2019 at 5:53 PM Xingbo Jiang  wrot...
   Author: Nicholas Chammas , Xingbo Jiang , ... , 2019-11-16, 16:51
[expand - 1 more] - Is there a merge API available for writing DataFrame - Spark - [mail # user]
...You are probably looking for Spark Delta Lake tablesOn Fri, 15 Nov 2019 at 7:48 pm, Sivaprasanna wrote:> Hi,>> As the title implies, do we have a way of merging a DataFrame into a s...
   Author: ayan guha , Sivaprasanna , ... , 2019-11-15, 11:12
[expand - 3 more] - Explode/Flatten Map type Data Using Pyspark - Spark - [mail # user]
...Hi Anbutech in that case you have variable number of columns in output dfand then in csv. it will not be the best way to read csvOn Fri, 15 Nov 2019 at 2:30 pm, anbutech  wrote:> Hel...
   Author: ayan guha , anbutech , ... , 2019-11-15, 05:29
[expand - 3 more] - error , saving dataframe , LEGACY_PASS_PARTITION_BY_AS_OPTIONS - Spark - [mail # user]
...My guess would be this is a Spark Version mismatch. The option is addedhttps://github.com/apache/spark/commit/df9a50637e2622a15e9af7d837986a0e868878b1https://issues.apache.org/jira/browse/SP...
   Author: Russell Spitzer , asma zgolli , ... , 2019-11-13, 15:19
[Structured Streaming] Robust watermarking calculation with future timestamps - Spark - [mail # user]
...Hi all,We currently have the following issue with a Spark Structured Streaming(SS) application. The application reads messages from thousands of sourcesystems, stores them in Kafka and Spark...
   Author: Anastasios Zouzias , 2019-11-13, 09:58
[expand - 5 more] - [DISCUSS] Remove sorting of fields in PySpark SQL Row construction - Spark - [mail # user]
...Thanks all. I created a WIP PR at https://github.com/apache/spark/pull/26496,we can further discuss the details in there.On Thu, Nov 7, 2019 at 7:01 PM Takuya UESHIN  wrote:> +1>&...
   Author: Bryan Cutler , Takuya UESHIN , ... , 2019-11-13, 07:27
Temporary tables for Spark SQL - Spark - [mail # user]
...Hello,I am new to Spark, so I have a basic question which I couldn't find ananswer online.If I want to run SQL queries on a Spark dataframe, do I have to create atemporary table first?I know...
   Author: Laurent Bastien Corbeil , 2019-11-12, 21:01