Definitions of terms used in SigmaOrders documentation.
Active Order - An order in PENDING or IN_PROGRESS status; can still receive deliveries.
Async Operation - A database or plugin operation that runs off the main server thread.
Collection - An order creator retrieving delivered items from their order.
Concurrent Delivery - Multiple players delivering to the same order at once; handled safely via optimistic locking.
Delivery - A player fulfilling an order by providing the requested items.
Deliverer - A player who delivers items to fulfill an order.
Escrow - Payment system where money is held until items are delivered, protecting both parties.
Escrow Balance - Money held in escrow for a specific order, pending payout to deliverers.
Fulfill - To complete an order by delivering all required items (also "deliver").
IN_PROGRESS - Order status: some items delivered, not all.
ItemsAdder - Custom-item plugin; auto-detected and supported by SigmaOrders.
NBT Data - Named Binary Tag data (custom names, lore, enchantments); supported on order items.
Order - A player's request for items, specifying item type, quantity, and price per item.
Order Creator - The player who created an order and receives the items.
Order Item - A single item type within an order (material, quantity, price).
Order Life - Duration (minutes) an order stays active before expiring.
PENDING - Order status: waiting for deliveries.
Partial Delivery - Delivering only some required items, letting multiple players contribute to one order.
Refund - Money returned to the order creator when an order is cancelled or expires.
Status - Order state: PENDING, IN_PROGRESS, DELIVERED, COMPLETED, or CANCELLED.
System Order - An order created by the system/addon with UUID(0,0), auto-collected when delivered.
Transaction - A logged financial operation (payment, refund).
Transaction Logging - Recording transactions to a log file for auditing/troubleshooting.
Urgent Order - An order with priority > 0, displayed prominently in the GUI.
Vault - Standard economy API plugin; required by SigmaOrders for economy integration.