Enterprise Administration > Implementing Windchill ESI > Implementing Windchill ESI in an SAP Environment > XML Schemas > Common Business Object (CBO) > Common Business Object Schema: Object Header > BOM Schema > BOM Children Schema
  
BOM Children Schema
The following describes the elements contained in the BOM children schema.
Element
Description
ObjectHeader
The system information for the current object. For more information, see Common Business Object Schema: Object Header.
WCID
Unique identifier for the BOM children; internal to Windchill PDMLink.
ChildPartNumber
Part number for child in the distribution target.
AssemblyPartNumber
Part number for BOM header in the distribution target.
AlternateItemGroup
Value in the distribution target which is used to group children with their substitutes.
Quantity
Number of children on the BOM.
Unit
Unit of Measurement.
LineNumber
Value, which when used, allows the same part to be on multiple lines of a BOM, as long as the multiple lines have different LineNumbers.
OldLineNumber
If the element DeletedSubstitutes/substitute exists in the response then the element DeletedSubstitutes/substitute/LineNumber is mapped to OldLineNumber.
ChildLinkUserArea
Optional. Stores all user-defined data used for customization.