Spark Programming in Python for Beginners with Apache Spark 3 - Reading CSV, JSON and Parquet files

The video tutorial introduces the Reader API in Spark, demonstrating how to use the DataFrame Reader to read CSV, JSON, and Parquet files. It highlights the limitations of schema inference and emphasizes the advantages of using Parquet files, which include built-in schema information. The tutorial recommends using Parquet files for efficient data processing in Spark.

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