Order quotation relationships information model diagram description

This diagram shows the order quotation relationships:

Order
An Order Enterprise Java bean has a composite association to zero or one StoreEntity Enterprise Java bean. An Order Enterprise Java bean is also a child of zero or one OrderQuotationRel Enterprise Java bean.
OrderItem
An OrderItem Enterprise Java bean has a composite association to Order Enterprise Java bean. OrderItem is associated with zero or one Trading Agreement Enterprise Java beans.
OrderQuotationRel
An OrderQuotationRel Enterprise Java bean has a composite parent association to Order Enterprise Java bean. OrderQuotationRel has zero or one child stores, which is a Store Enterprise Java bean, and is associated with zero or one TradingAgreement Enterprise Java beans.
Store
A Store Enterprise Java bean is associated with StoreEntity Enterprise Java bean.
InitialOrderQuotationRel
An InitialOrderQuotationRel object is associated with OrderQuotationRel Enterprise Java bean.
OrderQuotationSelectionRel
An OrderQuotationSelectionRel object is associated with OrderQuotationRel Enterprise Java bean.
FinalOrderQuotationRel
A FinalOrderQuotationRel object is associated with OrderQuotationRel Enterprise Java bean.
OrderQuotationSubmissionRel
An OrderQuotationSubmissionRel object is associated with OrderQuotationRel Enterprise Java bean.

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