Concepts · 1 levels · 1 questions

High Level Design Concepts

Core building blocks behind scalable systems, explained with practical examples.

Start with Change Data Capture (CDC) →
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Intermediate1 question

Concepts

What's Change Data Capture?

Learn how Change Data Capture (CDC) works step by step with PostgreSQL WAL, logical decoding, Debezium and Kafka. Understand polling, dual writes, replication slots, LSNs, failures, duplicate events, and the Outbox Pattern with a movie booking example.

15 min
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