Databricks Data Engineering Professional
Deep, production-level coverage of all 10 DE Professional exam domains — from Delta Lake internals to CI/CD with Asset Bundles.
Your Skill Path
62 modules · Masterclasses, hands-on scenarios & timed mock tests
Databricks DE Professional — Learning References & Exam Guide
Associate-to-Professional Bridge: What's New & What Goes Deeper
Databricks Cluster Architecture: Configuration, Pools & Policies
Cluster Permissions: Access Modes (Dedicated, Standard, No Isolation)
Cluster Configuration & Permissions: Practice Questions
Advanced PySpark: DataFrame Transforms, UDFs & Modular Testing Patterns
SQL Functions for Data Engineering: Hashing, Masking & Window Functions
Python & SQL Processing: Practice Questions
Delta Lake Internals: Transaction Log, File Compaction & Deletion Vectors
Advanced OPTIMIZE: Z-ORDER, Liquid Clustering & File Sizing
VACUUM, Time Travel & Retention Policies
Delta Lake Operations & Optimization: Practice Questions
Managed vs External Tables, CLONE (Shallow & Deep) & DESCRIBE Commands
Delta Table Management: Practice Questions
Databricks DE Professional Partial Mock Test — 01
Structured Streaming Deep Dive: Triggers, Output Modes & Checkpointing
Watermarking, Windowed Aggregations & State Management
Stream-Stream Joins & Stream-Static Joins
Structured Streaming: Practice Questions
Auto Loader (cloudFiles): Schema Evolution, Inference & Rescue Data
Auto Loader: File Notification Mode vs Directory Listing Mode
Auto Loader: Practice Questions
Change Data Feed (CDF): Enabling, Reading & Propagating Row-Level Changes
MERGE INTO for CDC: Upserts, Deletes & Deduplication Patterns
CDC & Change Data Feed: Practice Questions
Databricks DE Professional Partial Mock Test — 02
CHECK Constraints, NOT NULL & ACID Compliance in Delta Lake
Lakeflow Declarative Pipelines (DLT): Expectations, Quarantine & Event Log
Data Quality & Constraints: Practice Questions
SCD Type 1 & Type 2 Implementation in Delta Lake
SCD: Practice Questions
Views: Standard, Temp, Global Temp, Dynamic & Materialized Views vs Streaming Tables
Views: Practice Questions
Data Modelling Patterns: Star Schema, Medallion Architecture & Lakehouse Best Practices
Data Modelling: Practice Questions
Databricks DE Professional Partial Mock Test — 03
Databricks Jobs: Multi-Task Workflows, Dependencies & Job Clusters
Jobs REST API, Retry Policies, Concurrent Runs & Repair/Recovery
Jobs & Workflows: Practice Questions
dbutils.widgets, Job Parameters & Task Values for Pipeline Parameterization
Parameters & Widgets: Practice Questions
Spark UI Deep Dive: Stages, Tasks, Shuffle, Spill & Bottleneck Analysis
Ganglia Metrics, Query Profile, Event Log & Alert Configuration
Monitoring & Alerting: Practice Questions
Debugging Spark Jobs: Error Analysis, Log Interpretation & Common Failures
CI/CD for Databricks: Databricks Asset Bundles (DAB), CLI & Git Integration
Debugging & Deploying: Practice Questions
Databricks DE Professional Partial Mock Test — 04
Unity Catalog Access Modes, Table ACLs & Column/Row-Level Security
Data Masking, Encryption, Service Principals & Secret Scopes
Security & Compliance: Practice Questions
Unity Catalog: Metastore, Catalog, Schema Hierarchy & Privilege Model
Lineage Tracking, Information Schema & Audit Logging in Unity Catalog
Data Governance: Practice Questions
Delta Sharing: Open Protocol for Secure Cross-Organization Data Sharing
Lakehouse Federation: Querying External Data Sources
Data Sharing & Federation: Practice Questions
Cost & Performance Optimization: Comprehensive Revision & Scenario Walkthrough
Databricks DE Professional Full-Length Mock Test — 01
Databricks DE Professional Full-Length Mock Test — 02
Databricks DE Professional Full-Length Mock Test — 03
Databricks DE Professional Full-Length Mock Test — 04
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