apache-spark-sql-CodePudding

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09-15Software designUsing rangeBetween considering months rather than days in PySpark
09-15Software designColumn start with number in Pyspark not providing Correct output
09-15Software designCount distinct over window considering months rather than days
09-15MobileHow to create a new column in pyspark
09-15databaseComparing string values of two columns in scala
09-15OSSQL grouped running sum
09-15NetResult of a when chain in Spark
09-14Software engineeringJoin nested dataframes Spark Scala
09-14Back-endFetch unique values from first columns and concat the values of other columns using spark dataframe
09-14BlockchainPySpark - assigning group id based on group member count
09-13BlockchainMismatched input 'x' expecting {<EOF>, ';'} when using GROUPING SETS
09-13Software designNot able to aggregate derived column of week of month in Spark SQL
09-13NetCalendarized cost by year and month in Spark
09-13Netpyspark daatframe empty array still got size as 1?
09-13databaseSwap values between columns based on third column
09-12OSERROR MicroBatchExecution: When integrating Kafka with pySpark
09-12NetDoes using PySpark "functions.expr()" have a performance impact on query?
09-09databaseHow to do a recursive self-join in Foundry Contour?
09-09databaseWhen using a broadcasted spark variable in a udf, how do I ensure the variable is not used before it
09-09databaseHow to typecast string to date in pyspark?
09-08OSIn pyspark, how to groupBy and collect a list of all distinct structs contained in an array column
09-08NetReplacing UNION ALL to increase speed when summarizing multiple columns
09-07databaseBest practice when using multiple when in Spark/PySpark
09-07OSCollect range of dates as list in Spark
09-07front endPython program or sql code to assign a group number to similar columns in a table
09-07Back-endJoin two big tables and to get most recent value
09-06BlockchainCompare different rows in dataframe containing the same id
09-06MobileHow do I count percentage of zeroes for a specific column in pyspark dataframe aggregated by some gr
09-06databaseselect column if not exists return as null - SQL
09-06Software engineeringWorkday hours in a range of timestamp values in PySpark
09-05Software designGet the first two words from a struct in PySpark data frame
09-05NetHow to make this pyspark udf faster?
09-05Software designApplying schema on pyspark dataframe
09-04EnterprisePyspark - Parse Nested JSON into Dataframe
09-02Software engineeringUsing lag function in Spark Scala to bring values from another column
09-02databaseGrouping by then applying custom function in Spark, using SparkSession in a Java stream?
09-02databaseGet first date of occurrence in pyspark
09-01Software designError when creating SparkSession in PySpark
08-31Back-endInterval 30 days getting converted to Interval 4 weeks 2 days
08-31Back-endSpark scala UDF in DataFrames is not working

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