api20/src/dtd/javax/jdo/orm.xsd

<?xml version="1.0" encoding="UTF-8"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified">
    <xs:element name="orm">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:choice minOccurs="1" maxOccurs="unbounded">
                    <xs:element ref="package"/>
                    <xs:element ref="query"/>
                </xs:choice>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.orm"/>
        </xs:complexType>
    <xs:attributeGroup name="attlist.orm">
        <xs:attribute name="catalog"/>
        <xs:attribute name="schema"/>
    </xs:attributeGroup>
    </xs:element>
    <xs:element name="package">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:choice minOccurs="1" maxOccurs="unbounded">
                    <xs:element ref="interface"/>
                    <xs:element ref="class"/>
                    <xs:element ref="sequence"/>
                </xs:choice>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.package"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.package">
        <xs:attribute name="name" use="required"/>
        <xs:attribute name="catalog"/>
        <xs:attribute name="schema"/>
    </xs:attributeGroup>
    <xs:element name="interface">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="datastore-identity"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="primary-key"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="inheritance"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="version"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="join"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="foreign-key"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="index"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="unique"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="property"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="query"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.interface"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.interface">
        <xs:attribute name="name" use="required"/>
        <xs:attribute name="table"/>
        <xs:attribute name="catalog"/>
        <xs:attribute name="schema"/>
    </xs:attributeGroup>
    <xs:element name="property">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="join"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="embedded"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="element"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="key"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="value"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="order"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="column"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="foreign-key"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="index"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="unique"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.property"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.property">
        <xs:attribute name="name" use="required"/>
        <xs:attribute name="value-strategy"/>
        <xs:attribute name="sequence"/>
        <xs:attribute name="serialized" default="true">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="table"/>
        <xs:attribute name="column"/>
        <xs:attribute name="delete-action">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="restrict"/>
                    <xs:enumeration value="cascade"/>
                    <xs:enumeration value="null"/>
                    <xs:enumeration value="default"/>
                    <xs:enumeration value="none"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="indexed">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                    <xs:enumeration value="unique"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="unique">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
    </xs:attributeGroup>
    <xs:element name="class">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="datastore-identity"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="primary-key"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="inheritance"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="version"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="join"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="foreign-key"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="index"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="unique"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="column"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="field"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="query"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.class"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.class">
        <xs:attribute name="name" use="required"/>
        <xs:attribute name="table"/>
        <xs:attribute name="catalog"/>
        <xs:attribute name="schema"/>
    </xs:attributeGroup>
    <xs:element name="primary-key">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="column"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.primary-key"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.primary-key">
        <xs:attribute name="name"/>
        <xs:attribute name="column"/>
    </xs:attributeGroup>
    <xs:element name="join">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="primary-key"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="column"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="foreign-key"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="index"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="unique"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.join"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.join">
        <xs:attribute name="table"/>
        <xs:attribute name="column"/>
        <xs:attribute name="outer" default="false">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="delete-action">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="restrict"/>
                    <xs:enumeration value="cascade"/>
                    <xs:enumeration value="null"/>
                    <xs:enumeration value="default"/>
                    <xs:enumeration value="none"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="indexed">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                    <xs:enumeration value="unique"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="unique">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
    </xs:attributeGroup>
    <xs:element name="datastore-identity">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="column"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.datastore-identity"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.datastore-identity">
        <xs:attribute name="column"/>
        <xs:attribute name="strategy" default="native"/>
        <xs:attribute name="sequence"/>
    </xs:attributeGroup>
    <xs:element name="version">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="column"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="index"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.version"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.version">
        <xs:attribute name="strategy" use="required"/>
        <xs:attribute name="column"/>
        <xs:attribute name="indexed">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                    <xs:enumeration value="unique"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
    </xs:attributeGroup>
    <xs:element name="implements">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:element minOccurs="1" maxOccurs="unbounded" ref="property-field"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.implements"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.implements">
        <xs:attribute name="name" use="required"/>
    </xs:attributeGroup>
    <xs:element name="inheritance">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="discriminator"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="join"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.inheritance"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.inheritance">
        <xs:attribute name="strategy"/>
    </xs:attributeGroup>
    <xs:element name="discriminator">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="column"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="index"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.discriminator"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.discriminator">
        <xs:attribute name="column"/>
        <xs:attribute name="value"/>
        <xs:attribute name="strategy"/>
        <xs:attribute name="indexed">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                    <xs:enumeration value="unique"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
    </xs:attributeGroup>
    <xs:element name="column">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.column"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.column">
        <xs:attribute name="name"/>
        <xs:attribute name="target"/>
        <xs:attribute name="target-field"/>
        <xs:attribute name="jdbc-type"/>
        <xs:attribute name="sql-type"/>
        <xs:attribute name="length"/>
        <xs:attribute name="scale"/>
        <xs:attribute name="allows-null"/>
        <xs:attribute name="default-value"/>
        <xs:attribute name="insert-value"/>
    </xs:attributeGroup>
    <xs:element name="field">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="join"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="embedded"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="element"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="key"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="value"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="order"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="column"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="foreign-key"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="index"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="unique"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.field"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.field">
        <xs:attribute name="name" use="required"/>
        <xs:attribute name="column"/>
        <xs:attribute name="table"/>
        <xs:attribute name="delete-action">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="restrict"/>
                    <xs:enumeration value="cascade"/>
                    <xs:enumeration value="null"/>
                    <xs:enumeration value="default"/>
                    <xs:enumeration value="none"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="indexed">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                    <xs:enumeration value="unique"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="unique">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="value-strategy"/>
        <xs:attribute name="sequence"/>
    </xs:attributeGroup>
    <xs:element name="foreign-key">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:choice minOccurs="0" maxOccurs="unbounded">
                    <xs:element ref="column"/>
                    <xs:element ref="field"/>
                    <xs:element ref="property"/>
                </xs:choice>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.foreign-key"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.foreign-key">
        <xs:attribute name="table"/>
        <xs:attribute name="deferred">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="delete-action" default="restrict">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="restrict"/>
                    <xs:enumeration value="cascade"/>
                    <xs:enumeration value="null"/>
                    <xs:enumeration value="default"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="update-action" default="restrict">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="restrict"/>
                    <xs:enumeration value="cascade"/>
                    <xs:enumeration value="null"/>
                    <xs:enumeration value="default"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="unique">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="name"/>
    </xs:attributeGroup>
    <xs:element name="key">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="column"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="index"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="embedded"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="foreign-key"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.key"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.key">
        <xs:attribute name="column"/>
        <xs:attribute name="table"/>
        <xs:attribute name="delete-action">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="restrict"/>
                    <xs:enumeration value="cascade"/>
                    <xs:enumeration value="null"/>
                    <xs:enumeration value="default"/>
                    <xs:enumeration value="none"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="indexed">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                    <xs:enumeration value="unique"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="unique">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
    </xs:attributeGroup>
    <xs:element name="value">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="embedded"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="column"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="foreign-key"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="index"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="unique"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.value"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.value">
        <xs:attribute name="column"/>
        <xs:attribute name="table"/>
        <xs:attribute name="delete-action">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="restrict"/>
                    <xs:enumeration value="cascade"/>
                    <xs:enumeration value="null"/>
                    <xs:enumeration value="default"/>
                    <xs:enumeration value="none"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="indexed">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                    <xs:enumeration value="unique"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="unique">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
    </xs:attributeGroup>
    <xs:element name="element">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="embedded"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="column"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="foreign-key"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="index"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="unique"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.element"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.element">
        <xs:attribute name="column"/>
        <xs:attribute name="table"/>
        <xs:attribute name="delete-action">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="restrict"/>
                    <xs:enumeration value="cascade"/>
                    <xs:enumeration value="null"/>
                    <xs:enumeration value="default"/>
                    <xs:enumeration value="none"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="update-action"/>
        <xs:attribute name="indexed">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                    <xs:enumeration value="unique"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="unique">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
    </xs:attributeGroup>
    <xs:element name="order">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="column"/>
                <xs:element minOccurs="0" maxOccurs="1" ref="index"/>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.order"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.order">
        <xs:attribute name="column"/>
        <xs:attribute name="indexed">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                    <xs:enumeration value="unique"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
    </xs:attributeGroup>
    <xs:element name="embedded">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:choice minOccurs="0" maxOccurs="unbounded">
                    <xs:element ref="field"/>
                    <xs:element ref="property"/>
                </xs:choice>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.embedded"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.embedded">
        <xs:attribute name="null-indicator-column"/>
        <xs:attribute name="null-indicator-value"/>
        <xs:attribute name="owner-field"/>
    </xs:attributeGroup>
    <xs:element name="sequence">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.sequence"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.sequence">
        <xs:attribute name="name" use="required"/>
        <xs:attribute name="datastore-sequence"/>
        <xs:attribute name="factory-class"/>
        <xs:attribute name="strategy" use="required">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="nontransactional"/>
                    <xs:enumeration value="contiguous"/>
                    <xs:enumeration value="noncontiguous"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
    </xs:attributeGroup>
    <xs:element name="index">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:choice minOccurs="0" maxOccurs="unbounded">
                    <xs:element ref="column"/>
                    <xs:element ref="field"/>
                    <xs:element ref="property"/>
                </xs:choice>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.index"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.index">
        <xs:attribute name="name"/>
        <xs:attribute name="table"/>
        <xs:attribute name="unique" default="false">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
    </xs:attributeGroup>
    <xs:element name="unique">
        <xs:complexType>
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
                <xs:choice minOccurs="0" maxOccurs="unbounded">
                    <xs:element ref="column"/>
                    <xs:element ref="field"/>
                    <xs:element ref="property"/>
                </xs:choice>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.unique"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.unique">
        <xs:attribute name="name"/>
        <xs:attribute name="table"/>
        <xs:attribute name="deferred" default="false">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
    </xs:attributeGroup>
    <xs:element name="query">
        <xs:complexType mixed="true">
            <xs:sequence>
                <xs:element minOccurs="0" maxOccurs="unbounded" ref="extension"/>
            </xs:sequence>
            <xs:attributeGroup ref="attlist.query"/>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.query">
        <xs:attribute name="name"/>
        <xs:attribute name="language"/>
        <xs:attribute name="unmodifiable" default="false">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="unique" default="false">
            <xs:simpleType>
                <xs:restriction base="xs:token">
                    <xs:enumeration value="true"/>
                    <xs:enumeration value="false"/>
                </xs:restriction>
            </xs:simpleType>
        </xs:attribute>
        <xs:attribute name="result-class"/>
    </xs:attributeGroup>
    <xs:element name="extension">
        <xs:complexType>
            <xs:complexContent>
                <xs:extension base="any">
                    <xs:attributeGroup ref="attlist.extension"/>
                </xs:extension>
            </xs:complexContent>
        </xs:complexType>
    </xs:element>
    <xs:attributeGroup name="attlist.extension">
        <xs:attribute name="vendor-name" use="required"/>
        <xs:attribute name="key"/>
        <xs:attribute name="value"/>
    </xs:attributeGroup>
    <xs:complexType name="any" mixed="true">
        <xs:sequence>
            <xs:any minOccurs="0" maxOccurs="unbounded" processContents="skip"/>
        </xs:sequence>
    </xs:complexType>
</xs:schema>