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Topic

Schema evolution

Schema evolution shows up across 3 courses in 2 layersof the data platform stack. Here's where it's taught, a free way to practice it, and what to learn next.

Where it's taught

⇄Ingestion & Transport

CDC at Scale: Patterns & Pitfalls

Outbox pattern, ordering, schema evolution, DLQ/replay, exactly-once sinks, and GDPR erasure for CDC.

11 ch · 3h 50m

1 free
⬡Open Table Formats

Apache Iceberg: Beginners Guide

Why data lakes were broken and how Iceberg fixes them.

7 ch · 2h 30m

1 free

Delta Lake: Beginners Guide

Transaction logs, ACID on a lake, and your first Delta table.

7 ch · 2h 55m

1 free

Related topics

↗ACID transactions↗lakehouse↗time travel↗apache iceberg↗CDC↗change data capture↗dead letter queue↗delta lake↗dual-write problem↗exactly-once

Start learning schema evolution free

The first chapter of every course is free to read — no account needed.

Start: CDC at Scale: Patterns & Pitfalls →All strata
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The physics layer of data

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Curriculum

Data Engineer RoadmapAll strataStorage & File FormatsIngestion & TransportOpen Table FormatsCompute EnginesOrchestration & PipelinesQuery Engines & OLAPSemantic & Metrics LayerPII & Data Governance

Tools

All toolsParquet ViewerFreeSCD PlaygroundFreePII Masking GeneratorFree

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