Search Results wms_license_plate_numbers




The WMS_LICENSE_PLATE_NUMBERS table in Oracle E-Business Suite (EBS) versions 12.1.1 and 12.2.2 is a critical component of the Warehouse Management System (WMS) module. It serves as the foundation for tracking and managing license plate numbers (LPNs), which are unique identifiers assigned to containers, pallets, or other physical units within a warehouse. This table stores essential metadata about LPNs, including their status, creation details, and associations with inventory items, enabling efficient inventory control and movement tracking.

Table Structure and Key Columns

The WMS_LICENSE_PLATE_NUMBERS table contains several key columns that define the characteristics and lifecycle of an LPN:
  • LICENSE_PLATE_NUMBER: The primary key, storing the unique identifier for each LPN.
  • ORGANIZATION_ID: Links the LPN to an inventory organization, ensuring data segregation.
  • INVENTORY_ITEM_ID: Associates the LPN with a specific item in the inventory.
  • SUBINVENTORY_CODE: Indicates the subinventory where the LPN is currently located.
  • STATUS: Reflects the current state of the LPN (e.g., "Active," "Inactive," "Shipped").
  • CREATION_DATE and LAST_UPDATE_DATE: Track the LPN's creation and modification timestamps.
  • PARENT_LPN_ID: Supports hierarchical LPN structures by referencing a parent LPN.

Functional Role in WMS

The table plays a pivotal role in warehouse operations:
  1. Inventory Tracking: LPNs enable granular tracking of items, improving visibility and reducing errors.
  2. Movement Management: The table records LPN movements between locations, supporting putaway, picking, and shipping processes.
  3. Quality Control: Status fields help quarantine LPNs for inspection or recall.
  4. Integration: Interfaces with other WMS tables like MTL_ONHAND_QUANTITIES and WMS_LPN_CONTENTS to provide a comprehensive inventory view.

Technical Considerations

In Oracle EBS 12.1.1 and 12.2.2, the table is optimized for high-volume transactions:
  • Indexing: Key columns are indexed to support rapid queries during warehouse operations.
  • Partitioning: In large implementations, the table may be partitioned by ORGANIZATION_ID for performance.
  • API Dependencies The table is maintained via WMS APIs (e.g., INV_LPN_PUB) to enforce business logic.

Customization and Extensions

Common enhancements include:
  • Adding custom statuses via lookup codes to support unique workflows.
  • Extending the table with descriptive flexfields (DFFs) for industry-specific attributes.
  • Implementing triggers to synchronize LPN data with external systems.

Upgrade Impact (12.1.1 to 12.2.2)

While the core structure remains consistent, Oracle 12.2.2 introduces:
  • Enhanced LPN validation rules in the API layer.
  • Improved integration with Oracle Fusion Middleware for real-time LPN tracking.
  • Additional columns to support advanced warehouse control systems.
In summary, the WMS_LICENSE_PLATE_NUMBERS table is a linchpin of Oracle WMS, enabling precise inventory management through standardized LPN tracking. Its design balances flexibility with performance, making it adaptable to diverse warehouse environments while maintaining data integrity across complex supply chain operations.