<aside> 🎯 Exam Weight: 31% — Together with Section 2, this makes up over 60% of the exam. It focuses on using Spark SQL and PySpark to transform data, interacting with external systems, and composing queries using the medallion architecture (Bronze, Silver, Gold layers).

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Medallion Architecture (Bronze, Silver, Gold)

Cluster Types and Configuration

Lakeflow Spark Declarative Pipelines

Implementing Data Pipelines with Lakeflow

DDL and DML Features

PySpark DataFrame Aggregations