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New posts in apache-spark-sql

Why do I get "partition values: [empty row]" log messages when reading a file?

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How to generate datasets dynamically based on schema?

scala apache-spark apache-spark-sql

Filter by whether column value equals a list in Spark

python apache-spark pyspark apache-spark-sql

SPARK DataFrame: How to efficiently split dataframe for each group based on same column values

scala apache-spark apache-spark-sql spark-dataframe parquet

Why is predicate pushdown not used in typed Dataset API (vs untyped DataFrame API)?

apache-spark dataframe apache-spark-sql apache-spark-dataset

Spark case class - decimal type encoder error "Cannot up cast from decimal"

scala apache-spark apache-spark-sql

Read all Parquet files saved in a folder via Spark

scala apache-spark apache-spark-sql

Add one more StructField to schema

python apache-spark pyspark apache-spark-sql

get first N elements from dataframe ArrayType column in pyspark

apache-spark pyspark apache-spark-sql

Spark: save DataFrame partitioned by "virtual" column

apache-spark dataframe pyspark apache-spark-sql partitioning

How do I filter rows based on whether a column value is in a Set of Strings in a Spark DataFrame

scala apache-spark apache-spark-sql

How do I convert an RDD with a SparseVector Column to a DataFrame with a column as Vector

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PySpark: how to resample frequencies

apache-spark pyspark apache-spark-sql time-series

PySpark 1.5 How to Truncate Timestamp to Nearest Minute from seconds

python datetime apache-spark apache-spark-sql pyspark

EntityTooLarge error when uploading a 5G file to Amazon S3

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Converting a Spark Dataframe to a Scala Map collection

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How to change the column type from String to Date in DataFrames?

scala apache-spark apache-spark-sql

PySpark computing correlation

python apache-spark pyspark apache-spark-sql apache-spark-mllib

How to update column based on a condition (a value in a group)?

scala apache-spark apache-spark-sql

AuthorizationException: User not allowed to impersonate User

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