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Get Pyspark Dataframe Summary Statistics

In this tutorial, we will look at how to get the summary statistics for a Pyspark dataframe with the help of some examples. How to get the summary statistics of a Pyspark dataframe? You can use the Pyspark dataframe summary() function to get the summary statistics for a dataframe in Pyspark. The following is the …

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Drop Duplicate Rows from Pyspark Dataframe

In this tutorial, we will look at how to drop duplicate rows from a Pyspark dataframe with the help of some examples. How to drop duplicate rows in Pyspark? You can use the Pyspark dropDuplicates() function to drop duplicate rows from a Pyspark dataframe. The following is the syntax – Apply the function on the …

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Drop One or More Columns From Pyspark DataFrame

In this tutorial, we will look at how to drop one or more columns from a Pyspark dataframe with the help of some examples. How to drop Pyspark dataframe columns? You can use the Pyspark drop() function to drop one or more columns from a Pyspark dataframe. Pass the column (or columns) you want to …

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Pyspark DataFrame Schema with StructType() and StructField()

In this tutorial, we will look at how to construct schema for a Pyspark dataframe with the help of Structype() and StructField() in Pyspark. Pyspark Dataframe Schema The schema for a dataframe describes the type of data present in the different columns of the dataframe. Let’s look at an example. Output: Here, we created a …

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Rename DataFrame Column Name in Pyspark

In this tutorial, we will look at how to rename a column in a Pyspark dataframe with the help of some examples. How to rename a Pyspark dataframe column? You can use the Pyspark withColumnRenamed() function to rename a column in a Pyspark dataframe. It takes the old column name and the new column name …

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PySpark – Variance of a DataFrame Column

In this tutorial, we will look at how to get the variance of a column in a Pyspark dataframe with the help of some examples. How to get variance for a Pyspark dataframe column? You can use the variance() function from the pyspark.sql.functions module to compute the variance of a Pyspark column. The following is …

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Pyspark – Standard Deviation of a Column

Standard deviation is a descriptive statistic used as a measure of the spread in the data. In this tutorial, we will look at how to get the standard deviation of a column in a Pyspark dataframe with the help of some examples. How to get standard deviation for a Pyspark dataframe column? You can use …

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