Category: Spark

Select Expr in Spark Dataframe

In this blog, we will learn how to use select and expr in the Spark data frame. We will learn multiple use cases along with selectExpr.

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Add, Rename, Drop Columns in Spark Dataframe

We will go through common column operations like add, rename, list, select, and dropping a column from spark dataframe.

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Adding Custom Schema to Spark Dataframe

We will learn how to specify our custom schema with column names and data types for Spark data frames.

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Reading data from a file in Spark

We will learn how to load data from JSON, CSV, TSV, Pipe Delimited or any other type for delimited file to spark Dataframe.

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