Data Management Workflows - [ ] Schema Design : Define tables, relationships, constraints - [ ] Migrations : Version control schema changes - [ ] Indexing : Add indexes for query performance - [ ] Backup : Ensure data recovery capability Schema Design Principles Normalization - 1NF : Atomic values, no repeating groups - 2NF : No partial dependencies - 3NF : No transitive dependencies When to Denormalize - Read-heavy workloads - Reporting/analytics - Caching layers Migration Best Practices Forward-Only Migrations Each migration should be a single forward step. Safe Migrations - Add columns as…