Apache Spark 3 for Data Engineering and Analytics with Python - Columns and Expressions

The video tutorial explores Spark functions for data frame operations, focusing on the call and expr functions. It demonstrates how to select columns using these functions and highlights their differences. The tutorial also covers concatenating names and calculating a salary increase using SQL functions in PySpark.

What SQL function is used to concatenate first name and last name?

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How can you calculate a 10% salary increase using Spark?

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What happens if you try to use the expression function as a call function?

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