Recent questions in Big Data Hadoop & Spark

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How to read a nested collection in Spark

asked Jul 28 in Big Data Hadoop & Spark by Aarav (11.5k points)

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Spark SQL Row_number() PartitionBy Sort Desc

asked Jul 28 in Big Data Hadoop & Spark by Aarav (11.5k points)

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get datatype of column using pyspark

asked Jul 28 in Big Data Hadoop & Spark by Aarav (11.5k points)

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Spark UDF with varargs

asked Jul 28 in Big Data Hadoop & Spark by Aarav (11.5k points)

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Dataframe sample in Apache spark | Scala

asked Jul 28 in Big Data Hadoop & Spark by Aarav (11.5k points)

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Spark DataFrame TimestampType - how to get Year, Month, Day values from field?

asked Jul 28 in Big Data Hadoop & Spark by Aarav (11.5k points)

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How do I use multiple conditions with pyspark.sql.funtions.when()?

asked Jul 26 in Big Data Hadoop & Spark by Aarav (11.5k points)

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Spark throws ClassNotFoundException when using --jars option

asked Jul 26 in Big Data Hadoop & Spark by Aarav (11.5k points)

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Apache Spark java.lang.ClassNotFoundException

asked Jul 26 in Big Data Hadoop & Spark by Aarav (11.5k points)

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How createCombiner,mergeValue, mergeCombiner works in CombineByKey in Spark ( Using Scala)

asked Jul 26 in Big Data Hadoop & Spark by Aarav (11.5k points)

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Count number of rows in an RDD

asked Jul 26 in Big Data Hadoop & Spark by Aarav (11.5k points)

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collect_list by preserving order based on another variable

asked Jul 26 in Big Data Hadoop & Spark by Aarav (11.5k points)

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Reading DataFrame from partitioned parquet file

asked Jul 26 in Big Data Hadoop & Spark by Aarav (11.5k points)

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datetime range filter in PySpark SQL

asked Jul 26 in Big Data Hadoop & Spark by Aarav (11.5k points)

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How to control partition size in Spark SQL

asked Jul 26 in Big Data Hadoop & Spark by Aarav (11.5k points)

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What is the difference between an RDD partition and a slice?

asked Jul 26 in Big Data Hadoop & Spark by Aarav (11.5k points)

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SPARK SQL - update MySql table using DataFrames and JDBC

asked Jul 26 in Big Data Hadoop & Spark by Aarav (11.5k points)

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Where to find Spark SQL syntax reference?

asked Jul 26 in Big Data Hadoop & Spark by Aarav (11.5k points)

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Specifying the filename when saving a DataFrame as a CSV

asked Jul 26 in Big Data Hadoop & Spark by Aarav (11.5k points)

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How to delete an RDD in PySpark for the purpose of releasing resources?

asked Jul 26 in Big Data Hadoop & Spark by Aarav (11.5k points)

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