Databricks DE-PRO Python and SQL Processing Guide

Study Databricks DE-PRO Python and SQL Processing: key concepts, common traps, and exam decision cues.

This is the heaviest DE-PRO domain. Databricks is testing whether your codebase is structured, testable, and deployable before it starts rewarding anything clever.

Work this chapter in order

Lesson Focus
1.1 Python Structure & Tests Learn how DE-PRO frames modular project layout, library management, and testability.
1.2 Lakeflow & Jobs Learn how Databricks expects you to design declarative pipelines, orchestration, and production-safe branching.

Fast routing inside this chapter

If the question is really about… Go first to…
modular project structure, dependencies, or tests 1.1 Python Structure & Tests
Lakeflow pipeline design, Jobs, control flow, or retry-safe orchestration 1.2 Lakeflow & Jobs

What strong answers usually do

  • separate code organization from runtime orchestration
  • prefer explicit dependency and environment control over ad hoc notebook setup
  • choose patterns that remain testable after promotion across environments

In this section

Revised on Sunday, May 10, 2026