Tag: PySpark

PySpark @ Freshers.in

Analyzing User rankings over time using PySpark’s RANK and LAG Functions

Understanding shifts in user rankings based on their transactional behavior provides valuable insights into user trends and preferences. Utilizing the…

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Big Data @ Freshers.in

RDBMS vs. Hadoop: Comparing Data Management Giants

Both RDBMS (Relational Database Management System) and Hadoop are crucial components of the data management landscape, but they serve very…

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PySpark @ Freshers.in

PySpark : When are new Stages created in the Spark DAG?

Apache Spark’s computational model is based on a Directed Acyclic Graph (DAG). When you perform operations on a DataFrame or…

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