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[SPARK-25773] Cancel zombie tasks in a result stage when the job finishes - Spark - [issue]
...When a job finishes, there may be some zombie tasks still running due to stage retry. Since a result stage will never be used by other jobs, running these tasks are just wasting the cluster ...    Author: Shixiong Zhu , 2018-10-18, 21:22
[SPARK-25772] Java encoders - switch fields on collectAsList - Spark - [issue]
...I have the following schema in a dataset -root– userId: string (nullable = true)– data: map (nullable = true) – key: string – value: struct (valueContainsNu...    Author: Tom , 2018-10-18, 20:55
[SPARK-25771] Fix improper synchronization in PythonWorkerFactory - Spark - [issue]    Author: Shixiong Zhu , 2018-10-18, 20:47
[SPARK-25769] UnresolvedAttribute.sql() incorrectly escapes nested columns - Spark - [issue]
...UnresolvedAttribute.sql() output is incorrectly escaped for nested columnsimport org.apache.spark.sql.catalyst.analysis.UnresolvedAttribute// The correct output is a.b, without backticks, or...    Author: Simeon Simeonov , 2018-10-18, 18:29
[SPARK-25770] support SparkDataFrame pretty print - Spark - [issue]
...This is for continuous discussion with a requirement added in Summary:SparkDataFrame is a S4 object, `show()` is the default...    Author: Weiqiang Zhuang , 2018-10-18, 18:11
Mean over window with minimum number of rows - Spark - [mail # user]
...Hi all,Before I go the route of rolling my own UDAF:I'm doing a calculation of last 5 mean so I have the following windowdefined:Window.partitionBy(person).orderBy(timestamp).rowsBetween(-4,...
   Author: Sumona Routh , 2018-10-18, 18:00
[SPARK-25758] Deprecate BisectingKMeans compute cost - Spark - [issue]
...In SPARK-23451 the method computeCost from KMeans was deprecated, as we have now a better way to evaluate a clustering algorithm (the ClusteringEvaluator). Moreover, in the deprecation, the ...    Author: Marco Gaido , 2018-10-18, 17:33
[SPARK-25682] Docker images generated from dev build and from dist tarball are different - Spark - [issue]
...There's at least one difference I noticed, because of this line:COPY examples /opt/spark/examplesIn a dev build, "examples" contains your usual source code and maven-style directories, where...    Author: Marcelo Vanzin , 2018-10-18, 17:22
[SPARK-25766] AMCredentialRenewer can leak FS clients - Spark - [issue]
...AMCredentialRenewer's scheduled writeNewCredentialsToHDFS operation creates a new FS connector each time, so as to access the store with refreshed credentialsbut it doesn't close it after, s...    Author: Steve Loughran , 2018-10-18, 16:50
[SPARK-25763] Use more `@contextmanager` to ensure clean-up each test. - Spark - [issue]
...Currently each test in SQLTest in PySpark is not cleaned properly. We should introduce and use more @contextmanager to be convenient to clean up the context properly....    Author: Takuya Ueshin , 2018-10-18, 16:33