We use a polling relay today (every 2s, SKIP LOCKED). Works fine at o…

Aarav Sharma

Senior Backend Engineer @ Paylane | Java, Spring Boot, Kafka | Building payment rails that don't wake you up at 3am

3 Oct 2026 System Design Deep Dives

We use a polling relay today (every 2s, SKIP LOCKED). Works fine at our scale but people keep suggesting Debezium. At what point is CDC worth the operational overhead?

7 reactions2 comments

Comments

RM
Rohan Malhotra3 Oct 2026
Polling is fine until either latency matters (sub-second) or the outbox table write volume makes polling expensive. For most teams that's never.
AN
Aditya Nair4 Oct 2026
From the ops side: Debezium + Kafka Connect is another thing to run and upgrade. Don't take it on without a real reason.

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We use a polling relay today (every 2s, SKIP LOCKED). Works fine at our scale but people keep suggesting De…

Comments

We use a polling relay today (every 2s, SKIP LOCKED). Works fine at our scale but people keep suggesting De…

Comments