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New posts in apache-spark
Spark losing println() on stdout
May 07, 2020
scala
apache-spark
println
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How to stop a running SparkContext before opening the new one
Sep 08, 2022
scala
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How to merge multiple feature vectors in DataFrame?
Sep 12, 2022
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Spark train test split
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Stopping a Running Spark Application
Feb 28, 2022
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Where are the Spark logs on EMR?
Jun 30, 2016
scala
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ImportError: No module named numpy on spark workers
Sep 15, 2022
python
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PySpark converting a column of type 'map' to multiple columns in a dataframe
Sep 12, 2022
python
apache-spark
dataframe
pyspark
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Accessing Spark SQL RDD tables through the Thrift Server
Oct 27, 2019
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Spark save(write) parquet only one file
Aug 25, 2022
scala
apache-spark
parquet
Using Grouped Map Pandas UDFs with arguments
Sep 26, 2022
python
apache-spark
pyspark
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How to use custom classes with Apache Spark (pyspark)?
Sep 12, 2022
python
apache-spark
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Increase Spark memory when using local[*]
Oct 04, 2022
scala
apache-spark
Is groupByKey ever preferred over reduceByKey
Aug 25, 2022
apache-spark
rdd
spark-submit, how to specify log4j.properties
Nov 05, 2022
apache-spark
log4j
slf4j
issue Running Spark Job on Yarn Cluster
Oct 26, 2022
hadoop
apache-spark
hdfs
hadoop-yarn
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Does Spark know the partitioning key of a DataFrame?
Dec 11, 2021
apache-spark
partitioning
window-functions
How to get the number of workers(executors) in PySpark?
Mar 30, 2022
scala
apache-spark
pyspark
How to read a nested collection in Spark
May 19, 2020
apache-spark
apache-spark-sql
nested
parquet
lateral-join
Initialize an RDD to empty
Sep 12, 2022
java
apache-spark
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