The Spark Python API (PySpark) exposes the apache-spark programming model to Python.
I want to add a column in a DataFrame with some arbitrary value (that is the same for each row). …
python apache-spark dataframe pyspark apache-spark-sqlI'm trying to concatenate two PySpark dataframes with some columns that are only on each of them: from pyspark.sql.…
python apache-spark pysparkI have a running Spark application where it occupies all the cores where my other applications won't be allocated any …
apache-spark yarn pysparkLet's say I have a spark data frame df1, with several columns (among which the column 'id') and data frame …
pyspark pyspark-sqlI'm trying to figure out the best way to get the largest value in a Spark dataframe column. Consider the …
python apache-spark pyspark apache-spark-sqlThis is a copy of someone else's question on another forum that was never answered, so I thought I'd re-ask …
python apache-spark pysparkE.g sqlContext = SQLContext(sc) sample=sqlContext.sql("select Name ,age ,city from user") sample.show() The above statement print …
apache-spark dataframe for-loop pyspark apache-spark-sqlI am working with Spark and PySpark. I am trying to achieve the result equivalent to the following pseudocode: df = …
apache-spark hive pyspark apache-spark-sql hiveqlSo as I know in Spark Dataframe, that for multiple columns can have the same name as shown in below …
python apache-spark dataframe pyspark apache-spark-sql