Spilling the Tea Unfiltered Guide to Taming Cassandra CDC & Bulk Export

The realities, traps, and patterns nobody tells you about Cassandra CDC and bulk export in production.

Cassandra CDC and bulk export look simple in the docs and humbling in production.

What this guide covers:

• CDC architecture commit log to consumer, the real pipeline
• Bulk export at scale dsbulk, nodetool snapshot, and the trade-offs
• Failure modes I’ve actually hit and how to design around them
• Idempotency, ordering, and back-pressure patterns that survive
• Cost vs. correctness making the hard calls

Full unfiltered guide on Medium.