Search Results ahl_item_comp_details_pk

Overview

The AHL_ITEM_COMP_DETAILS table is a core data object within the Oracle E-Business Suite (EBS) module for Complex Maintenance, Repair, and Overhaul (AHL). It functions as a detail table, storing the specific components that constitute an item composition defined in its parent header table. Its primary role is to manage the association of non-tracked items and item groups within a structured composition, which is essential for defining maintenance configurations, bills of material for serviceable units, and other complex assemblies in the MRO context. The table is critical for ensuring data integrity in the hierarchical definition of serviceable items.

Key Information Stored

The table's structure is designed to link a parent composition with its constituent elements. The most significant columns, as indicated by its key relationships, include the primary key ITEM_COMP_DETAIL_ID, which uniquely identifies each component record. The foreign key column ITEM_COMPOSITION_ID links the detail record to its parent item composition header. The ITEM_GROUP_ID column serves as a foreign key to the AHL_ITEM_GROUPS_B table, establishing the relationship to a specific non-tracked item group that is part of the composition. Additional columns, typical for such detail tables, would likely store sequence numbers, effective dates, and creation/modification metadata to manage the lifecycle and order of components within the composition.

Common Use Cases and Queries

This table is central to queries that list or analyze the complete makeup of a defined item composition. A common reporting use case involves generating a list of all item groups associated with a specific serviceable assembly for a work order or inspection. Technical support and data validation scripts often query this table to verify composition integrity or troubleshoot missing associations. A fundamental SQL pattern involves joining the detail table to its parent and the item groups table:

• SELECT aid.ITEM_COMPOSITION_ID, aid.ITEM_GROUP_ID, aig.NAME
  FROM AHL_ITEM_COMP_DETAILS aid, AHL_ITEM_GROUPS_B aig
  WHERE aid.ITEM_GROUP_ID = aig.ITEM_GROUP_ID
  AND aid.ITEM_COMPOSITION_ID = :p_composition_id
  ORDER BY aid.SEQUENCE_NUMBER;

This query retrieves all item groups within a given composition, which is vital for downstream processes like material planning and task definition.

Related Objects

The table maintains defined relationships with other key AHL schema objects, as documented in its foreign key constraints. The primary relationship is with its parent header table via the ITEM_COMPOSITION_ID column, though the specific header table name is not fully resolved in the provided metadata. The most explicitly documented relationship is with the AHL_ITEM_GROUPS_B table through the ITEM_GROUP_ID foreign key. This link is essential for retrieving descriptive information about the non-tracked item groups listed in the composition details. The table's primary key, AHL_ITEM_COMP_DETAILS_PK, is also referenced by other objects (such as audit or child detail tables) not listed in the excerpt, which would enforce referential integrity within the composition data model.