Glossary

Term Meaning
Instance A tenant; all data is scoped by instance
SKU Stock Keeping Unit — a product master
Lot A batch of a SKU with manufacture/expiry/supplier data
Inventory Position Quantities for a location-SKU-lot combination
FEFO First-Expired-First-Out lot allocation
Reservation A hold on inventory for an order, with a TTL
Allocation A reservation’s link to a specific inventory position and quantity
Transaction An immutable ledger entry for a quantity movement
Transfer An inter-location stock move
Channel Policy Per-sales-channel sourcing rule for a location
Replenishment Policy Rule (MIN_MAX/REORDER_POINT/PERIODIC_REVIEW) that triggers restock
Replenishment Order A restock order with an approval workflow
BOPIS Buy Online, Pick-up In Store
SFS Ship From Store
Optimistic locking Concurrency control via a version column
Extension point A per-domain validator interface an instance plugin can implement
Instance context The loaded tenant instance attached to the request

Revision History
2026-08-05 | AN – Page created and uploaded the contents