我正在使用XML批量加载(SQLXML 4.0)到SQL Server 2008.这样就行了。我需要使用XSD在SQL表中创建elementA和elementB之间的关系。由于elementA中的id属性是唯一的,我如何在XSD中向elementB添加(引用?)?
XML
<?xml version="1.0" encoding="utf-8"?>
<root>
<xml>
<elementA id="844356290610152557726" name="some name"/>
<elementB d="some text"/>
<elementB d="more text "/>
<elementB d="random text "/>
<elementB d="more text"/>
</xml>
<xml>
<elementA id="844356300610162859021" name="some name"/>
<elementB d="random text"/>
</xml>
<xml>
<elementA id="844356300610163107380" name="some name"/>
<elementB d="any text"/>
</xml>
<xml>
<elementA id="844356300610161037523" name="some name"/>
<elementB d="xyz text "/>
</xml>
<xml>
<elementA id="844356290610103116878" name="some name"/>
<elementB d="some more text"/>
<elementB d="text"/>
<elementB d="random text"/>
<elementB d="any text"/>
</xml>
</root>
模式
<?xml version="1.0"?>
<xs:schema attributeFormDefault="unqualified" elementFormDefault="qualified" xmlns:xs="http://www.w3.org/2001/XMLSchema">
<xs:element name="root">
<xs:complexType>
<xs:sequence>
<xs:element minOccurs="0" maxOccurs="unbounded" name="xml">
<xs:complexType>
<xs:sequence>
<xs:element minOccurs="0" name="elementA">
<xs:complexType>
<xs:attribute name="id" type="xs:integer" use="optional" />
<xs:attribute name="name" type="xs:string" use="optional" />
</xs:complexType>
</xs:element>
<xs:element minOccurs="0" maxOccurs="unbounded" name="elementB">
<xs:complexType>
<xs:attribute name="d" type="xs:string" use="optional" />
</xs:complexType>
</xs:element>
</xs:sequence>
</xs:complexType>
</xs:element>
</xs:sequence>
</xs:complexType>
</xs:element>
</xs:schema>