10How do you keep an analytics warehouse in sync with a source database using change data capture?▼medium★ EssentialDatabricksSnowflakeGoogle2 repliesunlockedSyncing a warehouse with a live OLTP database is a CDC problem, and the naive 'full reload nightly' or 'query by updated_at' answers have real holes. The signal is log-based CDC and idempotent merges.Open full answer →
57Compare CDC variants: log-based, query-based, and trigger-based. What are the failure modes of each?▼hardDatabricksSnowflakeGoogle2 replies◆ premiumMost candidates only know 'use Debezium.' The signal is comparing three CDC mechanisms by how they capture deletes, load the source, and handle ordering, plus the snapshot-to-stream stitching that trips up real deployments.Open full answer →
