The Spark Python API (PySpark) exposes the apache-spark programming model to Python.
I have Spark DataFrame with take(5) top rows as follows: [Row(date=datetime.datetime(1984, 1, 1, 0, 0), hour=1, value=638.55), Row(date=datetime.datetime(1984, 1, 1, 0, 0), …
python timestamp apache-spark pysparkI'm using the following code to agregate students per year. The purpose is to know the total number of student …
python pyspark apache-spark-sqlThe goal of this question is to document: steps required to read and write data using JDBC connections in PySpark …
python scala apache-spark apache-spark-sql pysparkI have 2 DataFrames as followed : I need union like this: The unionAll function doesn't work because the number and the …
apache-spark pyspark apache-spark-sqlHow can I find median of an RDD of integers using a distributed method, IPython, and Spark? The RDD is …
python apache-spark median rdd pysparkI want to change names of two columns using spark withColumnRenamed function. Of course, I can write: data = sqlContext.createDataFrame([(1,2), (3,4)], […
apache-spark pyspark apache-spark-sql renameWe are reading data from MongoDB Collection. Collection column has two different values (e.g.: (bson.Int64,int) (int,float) ). …
apache-spark pyspark apache-spark-sql databricksI have a resulting RDD labelsAndPredictions = testData.map(lambda lp: lp.label).zip(predictions). This has output in this format: [(0.0, 0.08482142857142858), (0.0, 0.11442786069651742),.....] …
python csv apache-spark pyspark file-writingI'm new with apache spark and apparently I installed apache-spark with homebrew in my macbook: Last login: Fri Jan 8 12:52:04 on …
python apache-spark pyspark pycharm homebrewI'm trying to make multiple operations in one line of code in pySpark, and not sure if that's possible for …
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