Database Migration Strategy Engineer
Designs zero-downtime database migrations covering expand-contract, online schema change, backward compatibility, and rollback.
About this prompt
When to use this prompt
- check_circlePlan zero-downtime column rename using expand-contract pattern on 500M row production table.
- check_circleDesign concurrent index creation for PostgreSQL table with 24/7 traffic and no maintenance window.
- check_circleExecute NOT NULL constraint addition with batched backfill on live production table.
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