| Performance tuning | Not rated | 8,956 | $152,500 |
| Caching | Invest | 8,679 | $177,500 |
| Query optimization | Maintain | 4,349 | $157,500 |
| Data Indexing | Maintain | 3,433 | $152,500 |
| Query Performance | Maintain | 2,476 | $167,500 |
| Database Optimization | Maintain | 1,479 | $157,500 |
| Oracle Real Application Cluster (RAC) | Maintain | 925 | $137,500 |
| SQL Optimization | Maintain | 678 | $147,500 |
| Scalability testing | Maintain | 664 | $147,500 |
| Memcached | Monitor | 662 | $162,500 |
| Multi-Region Active-Active Topology Design | Invest | 644 | $187,500 |
| Database Sharding | Invest | 422 | $152,500 |
| Query Performance Tuning | Maintain | 303 | $167,500 |
| Database Connection Pooling at Scale | Maintain | 253 | $192,500 |
| Indexing Software | Maintain | 194 | $167,500 |
| Index tuning software | Invest | 94 | $132,500 |
| Scalability Analysis | Maintain | 84 | $187,500 |
| Online Transaction Processing | Maintain | 80 | $157,500 |
| Observability-Driven Database Performance Engineering | Invest | 74 | $182,500 |
| Real-time Data Management | Maintain | 44 | $82,500 |
| SentryOne SQL Sentry | Maintain | 36 | $127,500 |
| Serverless Database Architecture | Invest | 29 | $132,500 |
| eBPF Database Workload Profiling | Invest | 6 | — |
| AI-Assisted Query Optimization | Invest | 1 | — |
| FinOps Database Cost Optimization | Maintain | 1 | — |
| Approximate Nearest Neighbor Index Tuning | Invest | — | — |
| Autonomous Database Self-Tuning | Maintain | — | — |
| CodeFutures dbShards | Monitor | — | — |
| Columnar Analytics Engine Tuning | Invest | — | — |
| In-Memory Computing | Invest | — | — |
| Quest SQL Optimizer for Oracle | Monitor | — | — |