# Timestamp-based CDC

## Learning Cards

1. **[What is Timestamp-based CDC?](/content/learn/change-data-capture/timestamp-based-cdc/what-is-timestamp-based-cdc/index.html)**  
   Easy 3 min read  
2. **[The Mechanics: Watermarks and Polling](/content/learn/change-data-capture/timestamp-based-cdc/the-mechanics-watermarks-and-polling/index.html)**  
   Medium 3 min read  
3. **[Production Reality: Scale and Latency](/content/learn/change-data-capture/timestamp-based-cdc/production-reality-scale-and-latency/index.html)**  
   Medium 3 min read  
4. **[Timestamp CDC vs Log-based CDC](/content/learn/change-data-capture/timestamp-based-cdc/timestamp-cdc-vs-log-based-cdc/index.html)**  
   Hard 3 min read  
5. **[Failure Modes and Edge Cases](/content/learn/change-data-capture/timestamp-based-cdc/failure-modes-and-edge-cases/index.html)**  
   Hard 3 min read