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New posts in pyspark
Spark load data and add filename as dataframe column
Sep 15, 2022
apache-spark
pyspark
apache-spark-sql
PySpark: multiple conditions in when clause
Sep 20, 2022
python
apache-spark
dataframe
pyspark
apache-spark-sql
Find maximum row per group in Spark DataFrame
Aug 27, 2022
apache-spark
pyspark
apache-spark-sql
Pyspark replace strings in Spark dataframe column
Aug 27, 2022
python
apache-spark
pyspark
'PipelinedRDD' object has no attribute 'toDF' in PySpark
Mar 07, 2022
python
apache-spark
pyspark
apache-spark-sql
rdd
Pyspark: Pass multiple columns in UDF
Oct 04, 2019
apache-spark
pyspark
spark-dataframe
How to get name of dataframe column in pyspark?
Aug 27, 2022
pyspark
pyspark-sql
PySpark groupByKey returning pyspark.resultiterable.ResultIterable
Jul 21, 2022
python
apache-spark
pyspark
How to replace all Null values of a dataframe in Pyspark
Aug 30, 2022
dataframe
null
pyspark
Median / quantiles within PySpark groupBy
Nov 20, 2022
apache-spark
pyspark
apache-spark-sql
pyspark-sql
Apache Spark -- Assign the result of UDF to multiple dataframe columns
Aug 27, 2022
python
apache-spark
pyspark
apache-spark-sql
user-defined-functions
PySpark: withColumn() with two conditions and three outcomes
Dec 15, 2021
apache-spark
hive
pyspark
apache-spark-sql
hiveql
How to flatten a struct in a Spark dataframe?
Sep 08, 2022
java
apache-spark
pyspark
apache-spark-sql
How to split Vector into columns - using PySpark
Sep 12, 2022
python
apache-spark
pyspark
apache-spark-sql
apache-spark-ml
aggregate function Count usage with groupBy in Spark
Aug 27, 2022
java
scala
apache-spark
pyspark
apache-spark-sql
Pyspark: Filter dataframe based on multiple conditions
Aug 27, 2022
sql
filter
pyspark
apache-spark-sql
pyspark-sql
How to melt Spark DataFrame?
Nov 17, 2022
apache-spark
pyspark
apache-spark-sql
melt
Spark functions vs UDF performance?
Aug 26, 2022
performance
apache-spark
pyspark
apache-spark-sql
user-defined-functions
PySpark - rename more than one column using withColumnRenamed
Aug 26, 2022
apache-spark
pyspark
apache-spark-sql
rename
PySpark: java.lang.OutofMemoryError: Java heap space
Aug 26, 2022
java
apache-spark
out-of-memory
heap-memory
pyspark
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