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New posts in apache-spark
Why can't PySpark find py4j.java_gateway?
Aug 29, 2022
python
python-2.7
apache-spark
ipython
py4j
How does Spark aggregate function - aggregateByKey work?
Aug 29, 2022
apache-spark
distributed-computing
What's the meaning of "Locality Level"on Spark cluster
Aug 29, 2022
cluster-computing
apache-spark
Spark: "Truncated the string representation of a plan since it was too large." Warning when using manually created aggregation expression
Jun 19, 2017
apache-spark
spark-dataframe
Why Spark SQL considers the support of indexes unimportant?
Sep 05, 2022
sql
apache-spark
apache-spark-sql
in-memory-database
Total size of serialized results of 16 tasks (1048.5 MB) is bigger than spark.driver.maxResultSize (1024.0 MB)
Oct 27, 2019
python
apache-spark
pyspark
spark-dataframe
Is gzip format supported in Spark?
Aug 29, 2022
java
scala
mapreduce
gzip
apache-spark
How to read from hbase using spark
Aug 23, 2022
hbase
apache-spark
rdd
Get the size/length of an array column
Aug 29, 2022
scala
apache-spark
apache-spark-sql
What is RDD in spark
Oct 16, 2022
scala
hadoop
apache-spark
rdd
spark dataframe drop duplicates and keep first
Aug 29, 2022
apache-spark
dataframe
duplicates
pyspark
apache-spark-sql
spark 2.1.0 session config settings (pyspark)
Aug 29, 2022
python
apache-spark
pyspark
spark-dataframe
What is the meaning of partitionColumn, lowerBound, upperBound, numPartitions parameters?
Jun 07, 2018
apache-spark
jdbc
apache-spark-sql
Pyspark: Parse a column of json strings
Aug 29, 2022
python
json
apache-spark
pyspark
What is the difference between Apache Spark SQLContext vs HiveContext?
Sep 30, 2022
apache-spark
hive
apache-spark-sql
Spark RDD to DataFrame python
Aug 28, 2022
python
apache-spark
pyspark
spark-dataframe
Efficient Count Distinct with Apache Spark
Aug 28, 2022
distinct
apache-spark
Spark extracting values from a Row
Aug 28, 2022
scala
apache-spark
apache-spark-sql
FetchFailedException or MetadataFetchFailedException when processing big data set
Aug 28, 2022
apache-spark
hadoop-yarn
How to debug Spark application locally?
Aug 28, 2022
apache-spark
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