About Lesson
- Getting Started with Datasets and DataFrames
- DataFrames Operations
- Activity: Exploring DataFrames Using the Apache Spark Shell
- Creating DataFrames from Data Sources
- Saving DataFrames to Data Sources
- Data Frame Schemas
- Eager and Lazy Execution
- Querying DataFrames Using Column Expressions
- Grouping and Aggregation Queries
- Joining DataFrames
- Activity: Analyzing Data with DataFrame Queries
- Activity: Working with DataFrames and Schemas