- PySpark Cookbook
- Denny Lee Tomasz Drabas
- 48字
- 2021-06-18 19:06:42
Abstracting Data with DataFrames
In this chapter, you will learn about the following recipes:
- Creating DataFrames
- Accessing underlying RDDs
- Performance optimizations
- Inferring the schema using reflection
- Specifying the schema programmatically
- Creating a temporary table
- Using SQL to interact with DataFrames
- Overview of DataFrame transformations
- Overview of DataFrame actions
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