🗄️ Database
Designing Idempotent Backfill Checkpoints
Backfills rarely finish in one perfect run. Checkpoint design determines whether a data migration can survive interruption and restart safely.
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🗄️ Database
Backfill and Data Reconciliation Playbook
The hardest part of a large backfill is often not loading data, but proving the target is correct. Here is a practical reconciliation approach.