Pyspark

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 …

In this tutorial, we will look at how to get the distinct values in a Pyspark column with the help of some examples. How to get distinct values in a Pyspark column? You can use the Pyspark distinct() function to get the distinct values in a Pyspark column. The following is the syntax – Here, …

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 …

In this tutorial, we will look at how to add a new column to Pyspark dataframe with the help of some examples. How to add a new column to a Pyspark dataframe? You can use the Pyspark withColumn() function to add a new column to a Pyspark dataframe. The following is the syntax – Here, …

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 …

In this tutorial, we will look at how to filter data in a Pyspark dataframe with the help of some examples. How to filter data in a Pyspark dataframe? You can use the Pyspark dataframe filter() function to filter the data in the dataframe based on your desired criteria. The following is the syntax – …

In this tutorial, we will look at how to sort a Pyspark dataframe on one or more columns with the help of some examples. How to sort a Pyspark dataframe? You can use the Pyspark sort() function to sort data in a Pyspark dataframe in ascending or descending order. The following is the syntax – …

In this tutorial, we will look at how to get a count of the distinct values in a column of a Pyspark dataframe with the help of examples. How to count unique values in a Pyspark dataframe column? You can use the Pyspark count_distinct() function to get a count of the distinct values in a …

In this tutorial, we will look at how to get the sum of the distinct values in a column of a Pyspark dataframe with the help of examples. How to sum unique values in a Pyspark dataframe column? You can use the Pyspark sum_distinct() function to get the sum of all the distinct values in …

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 …