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New posts in apache-spark-sql
Spark SQL replacement for MySQL's GROUP_CONCAT aggregate function
Aug 30, 2022
apache-spark
aggregate-functions
apache-spark-sql
Column alias after groupBy in pyspark
Aug 30, 2022
python
scala
apache-spark
pyspark
apache-spark-sql
Count number of non-NaN entries in each column of Spark dataframe with Pyspark
Aug 30, 2022
python
apache-spark
dataframe
pyspark
apache-spark-sql
Aggregating multiple columns with custom function in Spark
Aug 30, 2022
scala
apache-spark
dataframe
apache-spark-sql
orc
Where do you need to use lit() in Pyspark SQL?
Mar 08, 2022
python
apache-spark
pyspark
apache-spark-sql
Is there better way to display entire Spark SQL DataFrame?
Aug 30, 2022
scala
apache-spark
apache-spark-sql
PySpark row-wise function composition
May 06, 2022
python
apache-spark
pyspark
apache-spark-sql
How to conditionally replace value in a column based on evaluation of expression based on another column in Pyspark?
Aug 30, 2022
apache-spark
pyspark
apache-spark-sql
pyspark-sql
PySpark create new column with mapping from a dict
Aug 30, 2022
python
apache-spark
dictionary
pyspark
apache-spark-sql
DataFrame join optimization - Broadcast Hash Join
Aug 30, 2022
apache-spark
dataframe
apache-spark-sql
apache-spark-1.4
How to exclude multiple columns in Spark dataframe in Python
Aug 30, 2022
apache-spark
dataframe
pyspark
apache-spark-sql
Spark Error:expected zero arguments for construction of ClassDict (for numpy.core.multiarray._reconstruct)
Sep 07, 2022
arrays
apache-spark
pyspark
apache-spark-sql
user-defined-functions
Spark SQL Row_number() PartitionBy Sort Desc
Aug 29, 2022
python
apache-spark
pyspark
apache-spark-sql
window-functions
Filtering a spark dataframe based on date
Aug 21, 2022
apache-spark
apache-spark-sql
Reading csv files with quoted fields containing embedded commas
Aug 29, 2022
csv
apache-spark
pyspark
apache-spark-sql
apache-spark-2.0
Applying UDFs on GroupedData in PySpark (with functioning python example)
Sep 01, 2022
python
apache-spark
pyspark
apache-spark-sql
user-defined-functions
DataFrame equality in Apache Spark
Sep 29, 2022
scala
apache-spark
dataframe
apache-spark-sql
rdd
GroupBy column and filter rows with maximum value in Pyspark
Aug 29, 2022
python
apache-spark
pyspark
apache-spark-sql
How to get other columns when using Spark DataFrame groupby?
Aug 29, 2022
sql
apache-spark
dataframe
apache-spark-sql
Fetching distinct values on a column using Spark DataFrame
Nov 14, 2022
scala
apache-spark
dataframe
apache-spark-sql
spark-dataframe
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