Search Results wms_lpn_contents




The WMS_LPN_CONTENTS table in Oracle E-Business Suite (EBS) 12.1.1 or 12.2.2 is a critical data structure within the Warehouse Management System (WMS) module. It serves as the repository for detailed information about the contents of License Plate Numbers (LPNs), which are unique identifiers assigned to containers, pallets, or other logistical units in warehouse operations. This table plays a pivotal role in tracking inventory movements, managing material handling, and ensuring accurate stock visibility across the supply chain.

Table Structure and Key Columns

The WMS_LPN_CONTENTS table contains several essential columns that define the relationship between LPNs and their contained items. Key columns include:
  • LPN_ID: Foreign key reference to the parent LPN in WMS_LICENSED_PLATE_NUMBERS.
  • INVENTORY_ITEM_ID: Links to MTL_SYSTEM_ITEMS_B for item master data.
  • ORGANIZATION_ID: Identifies the inventory organization.
  • SUBINVENTORY_CODE: Specifies the storage location.
  • LOT_NUMBER: Tracks lot-controlled items.
  • SERIAL_NUMBER: Records serialized items.
  • QUANTITY: Stores the item quantity within the LPN.
  • UOM_CODE: Unit of measure for the quantity.

Functional Role in Warehouse Processes

The table supports core WMS functionalities:
  1. Receiving: Records item allocations to LPNs during inbound processing.
  2. Putaway: Maintains content details for directed storage decisions.
  3. Picking: Provides visibility of item locations within LPNs for order fulfillment.
  4. Shipping: Validates LPN contents against shipment documents.
  5. Cycle Counting: Serves as the basis for physical inventory verification.

Integration Points

WMS_LPN_CONTENTS integrates with multiple EBS modules:
  • Inventory (INV): Synchronizes with MTL_ONHAND_QUANTITIES for stock balances.
  • Order Management (OM): Supports allocation of LPN-contained items to sales orders.
  • Purchasing (PO): Links received items to purchase orders via LPNs.
  • Manufacturing (WIP): Tracks component issues from LPNs to production.

Technical Considerations

The table features several important technical attributes:
  • Indexed on LPN_ID and INVENTORY_ITEM_ID for performance.
  • Maintained via WMS APIs rather than direct DML.
  • Subject to WMS business rules for content validation.
  • Supports versioning in EBS 12.2.x through Edition-Based Redefinition.

Customization and Extension

While Oracle discourages direct modification, common extension patterns include:
  • Creating descriptive flexfields for additional attributes.
  • Developing custom reports using the table as a data source.
  • Building triggers for specialized validation logic (with caution).
The WMS_LPN_CONTENTS table embodies Oracle's best practices for warehouse inventory tracking, providing a robust foundation for complex distribution operations while maintaining integration with broader EBS functionality. Its design reflects the hierarchical nature of modern warehouse management, where containers (LPNs) serve as the primary unit of tracking while preserving visibility to individual items within.