--- title: Database Optimization Checklist description: Optimize checklist tags: postgres, optimization, indexes, partitioning, maintenance --- # Optimization Checklist When optimizing performance, check the following: - Look for unused indexes (0 scans; exclude unique/primary indexes and verify stats age first) - Look for duplicate indexes - Archive audit/log tables >10GB - Review tables >500GB for partitioning (>100GB for time-series/logs) - Verify all extensions are supported - Check for circular foreign key dependencies - Consider alternatives to UUID primary keys for large tables - Configure connection pooling for OLTP workloads - **Always confirm with a human before removing any indexes, dropping partitions, archiving tables, or performing other destructive actions**