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New posts in apache-spark

How to calculate sum and count in a single groupBy?

scala apache-spark apache-spark-sql

How to create a udf in PySpark which returns an array of strings?

python apache-spark pyspark apache-spark-sql user-defined-functions

Why does starting StreamingContext fail with “IllegalArgumentException: requirement failed: No output operations registered, so nothing to execute”?

java apache-spark spark-streaming

Rolling your own reduceByKey in Spark Dataset

scala apache-spark mapreduce

In Apache Spark, why does RDD.union not preserve the partitioner?

apache-spark partitioning hadoop-partitioning

PySpark and broadcast join example

python apache-spark apache-spark-sql pyspark

Spark union column order

apache-spark pyspark apache-spark-sql pyspark-sql

How to find Spark's installation directory?

java ubuntu apache-spark

Join two ordinary RDDs with/without Spark SQL

scala join apache-spark rdd apache-spark-sql

Multiple condition filter on dataframe

python apache-spark dataframe pyspark apache-spark-sql

Left Anti join in Spark?

scala apache-spark

SQL query in Spark/scala Size exceeds Integer.MAX_VALUE

sql apache-spark amazon-ec2 emr

Why does Spark application fail with “ClassNotFoundException: Failed to find data source: kafka” as uber-jar with sbt assembly?

scala apache-spark sbt sbt-assembly spark-structured-streaming

Is it possible to alias columns programmatically in spark sql?

scala apache-spark apache-spark-sql

How to add any new library like spark-csv in Apache Spark prebuilt version

python apache-spark apache-spark-sql

PySpark: modify column values when another column value satisfies a condition

apache-spark pyspark apache-spark-sql

environment variables PYSPARK_PYTHON and PYSPARK_DRIVER_PYTHON

python python-3.x apache-spark pyspark

How to write the resulting RDD to a csv file in Spark python

python csv apache-spark pyspark file-writing

How to configure high performance BLAS/LAPACK for Breeze on Amazon EMR, EC2

apache-spark amazon-ec2 amazon-emr scala-breeze jblas

How does Spark running on YARN account for Python memory usage?

python apache-spark hadoop pyspark hadoop-yarn
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