For large enterprises (10,000+ employees), build a relational database (SQL) with:
Short-term (1 month)
Long-term (3–6 months)
Multi-Skill Expiry Dashboard – Dept: Maintenance (Total skills tracked: 312)Employee | Expiring in 30d | Expired | Missing mandatory skill for role ------------------|----------------|---------|---------------------------------- J. Smith | 1 (Confined Space) | 0 | No M. Chen | 2 (Forklift, H2S) | 0 | No L. Patel | 0 | 1 (Fall Protection) | Yes – removed from tower crew A. Rossi (new) | 0 | 0 | Yes – no first aid cert multi skill expiry date check
Alerts sent today: 7 Overrides active: 1 (expired skill allowed due to trainer shortage – expires EOD) Next audit: 2026-04-15Short-term (1 month)