Listing 1: XML Mapping Schema for Discounts Table

<?xml version='1.0' ?>
<Schema
  xmlns='urn:schemas-microsoft-com:xml-data'
  xmlns:dt='urn:schemas-microsoft-com:datatypes'
  xmlns:sql='urn:schemas-microsoft-com:xml-sql'>

   <ElementType name='discounts'>
       <AttributeType name='discounttype' />
       <AttributeType name='stor_id' />
       <AttributeType name='discount' />

       <attribute type='discounttype' />
       <attribute type='stor_id' />
       <attribute type='discount' />
   </ElementType>
</Schema>