An XML Schema for SQL-based RDB2RDF Mapping

XML Schema for SQL-based Mapping

<?xml version="1.0" encoding="ISO-8859-1" ?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">

<xs:element name="DBKeyType">
  <xs:simpleType>
   <xs:restriction base="xs:string">
      <xs:enumeration value="Primary"/>
      <xs:enumeration value="Unique"/>
      <xs:enumeration value="Reference"/>
   </xs:restriction>
  </xs:simpleType>
</xs:element>

<xs:element name="RDFTermType">
  <xs:simpleType>
   <xs:restriction base="xs:string">
      <xs:enumeration value="IRI"/>
      <xs:enumeration value="bNode"/>
      <xs:enumeration value="Literal"/>
   </xs:restriction>
  </xs:simpleType>
</xs:element>

<xs:element name="ClassMap">
<xs:complexType>
  <xs:attribute name="ClassName" type="xs:string"/>
  <xs:attribute name="GraphName" type="xs:string"/>

  <xs:element name="SQLDefString" type="xs:string" use="required"/>

  <xs:element name="InstURIPropertyMap" minOccurs="1" maxOccurs="1">
  <xs:complexType>
    <xs:attribute name="DBColumnName" type="xs:string" use="required"/>
    <xs:attribute name="InverseExpr" type="xs:string"/>
  </xs:complexType>
  </xs:element>

  <xs:element name="RDFTypeURIPropertyMap" minOccurs="0">
  <xs:complexType>
    <xs:attribute name="RDFTypeURIPropertyName" type="xs:string" use="required"/>
    <xs:attribute name="DBColumnName" type="xs:string" use="required"/>
    <xs:attribute name="InverseExpr" type="xs:string"/>
  </xs:complexType>
  </xs:element>

  <xs:element name="GraphURIPropertyMap" minOccurs="0">
  <xs:complexType>
    <xs:attribute name="GraphURIPropertyName" type="xs:string" use="required"/>
    <xs:attribute name="DBColumnName" type="xs:string" use="required"/>
    <xs:attribute name="InverseExpr" type="xs:string"/>
    <xs:element name="PropertyInGraph" minOccurs="0">
    <xs:complexType>
      <xs:attribute name="PropertyName" type="xs:string" use="required"/>
    </xs:complexType>
    </xs:element>
  </xs:complexType>
  </xs:element>

  <xs:element name="PropertyMap" minOccurs="0">
  <xs:complexType>
    <xs:attribute name="PropertyName" type="xs:string" use="required"/>
    <xs:attribute name="DBColumnName" type="xs:string" use="required"/>
    <xs:attribute name="RDFTerm" type="RDFTermType"/>
    <xs:attribute name="InverseExpr" type="xs:string"/>
  </xs:complexType>
  </xs:element>

  <xs:element name="KeyMap">
  <xs:complexType>
    <xs:attribute name="KeyName" type="xs:string" use="required"/>
    <xs:attribute name="KeyType" type="DBKeyType" use="required"/>
    <xs:attribute name="RefKeyName" type="xs:string"/>
    <xs:element name="KeyDef" minOccurs="1">
    <xs:complexType>
      <xs:element name="PropertyName" minOccurs="1">
      <xs:complexType>
        <xs:attribute name="name" type="xs:string" use="required"/>
      </xs:complexType>
    </xs:complexType>
    </xs:element>
  </xs:complexType>
  </xs:element>

</xs:complexType>
</xs:element>

</xs:schema>