DPS | ⊕ 1960 | ↓ ↑ ⊕ Business Data Processing | ⊕ Other DPLs | ⊕ United States | IBM data processing system for STRETCH |
ROVER | ⊕ 1960 | ↓ ↑ ⊕ Business Data Processing | ⊕ Other DPLs | ⊕ United States | Heuristic querying language |
VIP | ⊕ 1960 | ↓ ↑ ⊕ Business Data Processing | ⊕ Other DPLs | ⊕ United States | Irregular informaiton language |