PySpark lit() – Add Literal or Constant to DataFrame
PySpark SQL functions lit() and typedLit() are used to add a new column to DataFrame…
PySpark SQL functions lit() and typedLit() are used to add a new column to DataFrame…
PySpark distinct() transformation is used to drop/remove the duplicate rows (all columns) from DataFrame and…
PySpark pivot() function is used to rotate/transpose the data from one column into multiple Dataframe…
PySpark union() and unionAll() transformations are used to merge two or more DataFrame's of the…
PySpark RDD/DataFrame collect() is an action operation that is used to retrieve all the elements…
Apache Spark provides a suite of Web UI/User Interfaces (Jobs, Stages, Tasks, Storage, Environment, Executors,…
Spark Performance tuning is a process to improve the performance of the Spark and PySpark…
In this PySpark article, I will explain how to convert an array of String column…
In PySpark, the choice between repartition() and coalesce() functions carries importance in optimizing performance and…
PySpark Window functions are used to calculate results, such as the rank, row number, etc.,…