![\"XSD](\"https:\/\/p3.pstatp.com\/large\/1b7b0004a34f119fea9b?\/1.jpg\")
<\/p>\n\u5fa9\u5408\u5143\u7d20\u5305\u542b\u4e86\u5176\u4ed6\u7684\u5143\u7d20\u53ca\/\u6216\u5c6c\u6027\u3002<\/p>\n
<\/p>\n
<h2>\u4ec0\u9ebc\u662f\u5fa9\u5408\u5143\u7d20\uff1f<\/p>\n
\u5fa9\u5408\u5143\u7d20\u6307\u5305\u542b\u5176\u4ed6\u5143\u7d20\u53ca\/\u6216\u5c6c\u6027\u7684 XML \u5143\u7d20\u3002<\/p>\n
\u6709\u56db\u7a2e\u985e\u578b\u7684\u5fa9\u5408\u5143\u7d20\uff1a<\/p>\n
\u7a7a\u5143\u7d20<\/p>\n<\/li>\n
\u5305\u542b\u5176\u4ed6\u5143\u7d20\u7684\u5143\u7d20<\/p>\n<\/li>\n
\u50c5\u5305\u542b\u6587\u672c\u7684\u5143\u7d20<\/p>\n<\/li>\n
\u5305\u542b\u5143\u7d20\u548c\u6587\u672c\u7684\u5143\u7d20<\/p>\n<\/li>\n<\/ul>\n
\u6ce8\u610f\uff1a<\/strong> \u4e0a\u8ff0\u5143\u7d20\u5747\u53ef\u5305\u542b\u5c6c\u6027\uff01<\/p>\n \u5fa9\u5408\u5143\u7d20\u7684\u4f8b\u5b50<\/p>\n \u5fa9\u5408\u5143\u7d20\uff0c”product”\uff0c\u662f\u7a7a\u7684\uff1a<\/p>\n <product pid=”1345″\/><\/p>\n \u5fa9\u5408\u5143\u7d20\uff0c”employee”\uff0c\u50c5\u5305\u542b\u5176\u4ed6\u5143\u7d20\uff1a<\/p>\n <employee><\/p>\n <firstname>John<\/firstname><\/p>\n <lastname>Smith<\/lastname><\/p>\n <\/employee><\/p>\n \u5fa9\u5408 XML \u5143\u7d20\uff0c”food”\uff0c\u50c5\u5305\u542b\u6587\u672c\uff1a<\/p>\n <food type=”dessert”>Ice cream<\/food><\/p>\n \u5fa9\u5408XML\u5143\u7d20\uff0c”description”\u5305\u542b\u5143\u7d20\u548c\u6587\u672c\uff1a<\/p>\n <description><\/p>\n It happened on <date>03.03.99<\/date> ….<\/p>\n <\/description><\/p>\n \u5982\u4f55\u5b9a\u7fa9\u5fa9\u5408\u5143\u7d20\uff1f<\/p>\n \u8acb\u770b\u9019\u500b\u5fa9\u5408 XML \u5143\u7d20\uff0c”employee”\uff0c\u50c5\u5305\u542b\u5176\u4ed6\u5143\u7d20\uff1a<\/p>\n <employee><\/p>\n <firstname>John<\/firstname><\/p>\n <lastname>Smith<\/lastname><\/p>\n <\/employee><\/p>\n \u5728 XML Schema \u4e2d\uff0c\u6211\u5011\u6709\u5169\u7a2e\u65b9\u5f0f\u4f86\u5b9a\u7fa9\u5fa9\u5408\u5143\u7d20\uff1a<\/p>\n 1. \u900f\u904e\u547d\u540d\u6b64\u5143\u7d20\uff0c\u53ef\u76f4\u63a5\u5c0d”employee”\u5143\u7d20\u9032\u884c\u8072\u660e\uff0c\u5c31\u50cf\u9019\u6a23\uff1a<\/p>\n <xs:element name=”employee”><\/p>\n <xs:complexType><\/p>\n <xs:sequence><\/p>\n <xs:element name=”firstname” type=”xs:string”\/><\/p>\n <xs:element name=”lastname” type=”xs:string”\/><\/p>\n <\/xs:sequence><\/p>\n <\/xs:complexType><\/p>\n <\/xs:element><\/p>\n \u5047\u5982\u60a8\u4f7f\u7528\u4e0a\u9762\u6240\u63cf\u8ff0\u7684\u65b9\u6cd5\uff0c\u90a3\u9ebc\u50c5\u6709 “employee” \u53ef\u4f7f\u7528\u6240\u898f\u5b9a\u7684\u5fa9\u5408\u985e\u578b\u3002\u8acb\u6ce8\u610f\u5176\u5b50\u5143\u7d20\uff0c”firstname” \u4ee5\u53ca “lastname”\uff0c\u88ab\u5305\u570d\u5728\u6307\u793a\u5668 <sequence>\u4e2d\u3002\u9019\u610f\u5473\u8457\u5b50\u5143\u7d20\u5fc5\u9808\u4ee5\u5b83\u5011\u88ab\u8072\u660e\u7684\u6b21\u5e8f\u51fa\u73fe\u3002\u60a8\u6703\u5728 XSD \u6307\u793a\u5668 \u9019\u4e00\u7bc0\u5b78\u7fd2\u66f4\u591a\u6709\u95dc\u6307\u793a\u5668\u7684\u77e5\u8b58\u3002<\/p>\n 2. “employee” \u5143\u7d20\u53ef\u4ee5\u4f7f\u7528 type \u5c6c\u6027\uff0c\u9019\u500b\u5c6c\u6027\u7684\u4f5c\u7528\u662f\u5f15\u7528\u8981\u4f7f\u7528\u7684\u5fa9\u5408\u985e\u578b\u7684\u540d\u7a31\uff1a<\/p>\n <xs:element name=”employee” type=”personinfo”\/><\/p>\n <xs:complexType name=”personinfo”><\/p>\n <xs:sequence><\/p>\n <xs:element name=”firstname” type=”xs:string”\/><\/p>\n <xs:element name=”lastname” type=”xs:string”\/><\/p>\n <\/xs:sequence><\/p>\n <\/xs:complexType><\/p>\n \u5982\u679c\u60a8\u4f7f\u7528\u4e86\u4e0a\u9762\u6240\u63cf\u8ff0\u7684\u65b9\u6cd5\uff0c\u90a3\u9ebc\u82e5\u5e79\u5143\u7d20\u5747\u53ef\u4ee5\u4f7f\u7528\u76f8\u540c\u7684\u5fa9\u5408\u985e\u578b\uff0c\u4f8b\u5982\u9019\u6a23\uff1a<\/p>\n <xs:element name=”employee” type=”personinfo”\/><\/p>\n <xs:element name=”student” type=”personinfo”\/><\/p>\n <xs:element name=”member” type=”personinfo”\/><\/p>\n <xs:complexType name=”personinfo”><\/p>\n <xs:sequence><\/p>\n <xs:element name=”firstname” type=”xs:string”\/><\/p>\n <xs:element name=”lastname” type=”xs:string”\/><\/p>\n <\/xs:sequence><\/p>\n <\/xs:complexType><\/p>\n \u60a8\u4e5f\u53ef\u4ee5\u5728\u5df2\u6709\u7684\u5fa9\u5408\u5143\u7d20\u4e4b\u4e0a\u4ee5\u67d0\u500b\u5fa9\u5408\u5143\u7d20\u70ba\u57fa\u790e\uff0c\u7136\u5f8c\u6dfb\u52a0\u4e00\u4e9b\u5143\u7d20\uff0c\u5c31\u50cf\u9019\u6a23\uff1a<\/p>\n <xs:element name=”employee” type=”fullpersoninfo”\/><\/p>\n <xs:complexType name=”personinfo”><\/p>\n <xs:sequence><\/p>\n <xs:element name=”firstname” type=”xs:string”\/><\/p>\n <xs:element name=”lastname” type=”xs:string”\/><\/p>\n <\/xs:sequence><\/p>\n <\/xs:complexType><\/p>\n <xs:complexType name=”fullpersoninfo”><\/p>\n <xs:complexContent><\/p>\n <xs:extension base=”personinfo”><\/p>\n <xs:sequence><\/p>\n <xs:element name=”address” type=”xs:string”\/><\/p>\n <xs:element name=”city” type=”xs:string”\/><\/p>\n <xs:element name=”country” type=”xs:string”\/><\/p>\n <\/xs:sequence><\/p>\n <\/xs:extension><\/p>\n <\/xs:complexContent><\/p>\n <\/xs:complexType><\/p>\n \u5982\u60a8\u9084\u6709\u4e0d\u660e\u767d\u7684\u53ef\u4ee5\u5728\u4e0b\u9762\u8207\u6211\u7559\u8a00\u6216\u662f\u8207\u6211\u63a2\u8a0eQQ\u7fa4308855039\uff0c\u6211\u5011\u4e00\u8d77\u98db\uff01<\/p>\n \u5c0f\u5925\u4f34\u5011\uff0c\u611f\u89ba\u6211\u7684\u5206\u4eab\u5f88\u4e0d\u932f\u7684\u5225\u5fd8\u8a18\u300c\u8b9a\u8cde\u300d\u6211\u4e00\u4e0b\u55b2!<\/p>\n
\n![\"XSD](\"https:\/\/p98.pstatp.com\/large\/1b7e000490d2d2bf131d?\/1.jpg\")
<\/p>\n
\n![\"XSD](\"https:\/\/p98.pstatp.com\/large\/1b7c000496f72330b640?\/1.jpg\")
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