{"id":87520,"date":"2024-10-18T01:44:16","date_gmt":"2024-10-17T17:44:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/87520\/"},"modified":"2024-10-18T01:44:17","modified_gmt":"2024-10-17T17:44:17","slug":"ora-19292-xqst0057-%e5%a6%82%e6%9e%9c%e6%9e%b6%e6%a7%8b%e5%b0%8e%e5%85%a5%e7%b6%81%e5%ae%9a%e4%ba%86%e5%91%bd%e5%90%8d%e7%a9%ba%e9%96%93%e5%89%8d%e7%b6%b4%ef%bc%8c%e4%bd%86%e6%9c%aa%e6%8c%87","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/87520\/","title":{"rendered":"ORA-19292: XQST0057: \u5982\u679c\u67b6\u69cb\u5c0e\u5165\u7d81\u5b9a\u4e86\u547d\u540d\u7a7a\u9593\u524d\u7db4\uff0c\u4f46\u672a\u6307\u5b9a\u76ee\u6a19\u547d\u540d\u7a7a\u9593\uff08\u96f6\u9577\u5ea6\u5b57\u7b26\u4e32\u4ee5\u5916\uff09\uff0c\u5247\u70ba\u975c\u614b\u932f\u8aa4 ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"ora-19292-xqst0057-%e9%8c%af%e8%aa%a4%e5%88%86%e6%9e%90%e5%8f%8a%e4%bf%ae%e5%be%a9%e6%96%b9%e6%b3%95-xNSICxwfwo\">ORA-19292: XQST0057 \u932f\u8aa4\u5206\u6790\u53ca\u4fee\u5fa9\u65b9\u6cd5<\/h1>\n<p>\u5728\u4f7f\u7528 Oracle \u6578\u64da\u5eab\u9032\u884c XML \u64cd\u4f5c\u6642\uff0c\u958b\u767c\u8005\u53ef\u80fd\u6703\u9047\u5230\u932f\u8aa4\u4ee3\u78bc <code>ORA-19292<\/code>\uff0c\u5177\u9ad4\u4fe1\u606f\u70ba <code>XQST0057<\/code>\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u67b6\u69cb\u5c0e\u5165\u904e\u7a0b\u4e2d\uff0c\u7576\u547d\u540d\u7a7a\u9593\u524d\u7db4\u88ab\u7d81\u5b9a\u4f46\u672a\u6307\u5b9a\u76ee\u6a19\u547d\u540d\u7a7a\u9593\u6642\uff0c\u6703\u5c0e\u81f4\u975c\u614b\u932f\u8aa4\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u8a72\u932f\u8aa4\u7684\u6210\u56e0\u3001\u5f71\u97ff\u53ca\u5176\u4fee\u5fa9\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e6%88%90%e5%9b%a0-xNSICxwfwo\">\u932f\u8aa4\u6210\u56e0<\/h2>\n<p>\u5728 XML \u7684\u8655\u7406\u904e\u7a0b\u4e2d\uff0c\u547d\u540d\u7a7a\u9593\u662f\u7528\u4f86\u5340\u5206\u4e0d\u540c XML \u5143\u7d20\u7684\u95dc\u9375\u3002\u7576\u4f60\u5728 Oracle \u4e2d\u5c0e\u5165\u4e00\u500b XML \u67b6\u69cb\u6642\uff0c\u5982\u679c\u4f60\u7d81\u5b9a\u4e86\u4e00\u500b\u547d\u540d\u7a7a\u9593\u524d\u7db4\uff0c\u4f46\u6c92\u6709\u6307\u5b9a\u5c0d\u61c9\u7684\u76ee\u6a19\u547d\u540d\u7a7a\u9593\uff0cOracle \u5c07\u7121\u6cd5\u6b63\u78ba\u89e3\u6790\u9019\u4e9b\u5143\u7d20\uff0c\u5f9e\u800c\u5f15\u767c <code>ORA-19292: XQST0057<\/code> \u932f\u8aa4\u3002<\/p>\n<p>\u5177\u9ad4\u4f86\u8aaa\uff0c\u9019\u500b\u932f\u8aa4\u901a\u5e38\u767c\u751f\u5728\u4ee5\u4e0b\u60c5\u6cc1\uff1a<\/p>\n<ul>\n<li>\u5728 XML Schema \u4e2d\u5b9a\u7fa9\u4e86\u547d\u540d\u7a7a\u9593\u524d\u7db4\uff0c\u4f46\u672a\u63d0\u4f9b\u76f8\u61c9\u7684\u547d\u540d\u7a7a\u9593 URI\u3002<\/li>\n<li>\u5728\u4f7f\u7528 XQuery \u6216 XMLType \u6642\uff0c\u672a\u6b63\u78ba\u8a2d\u7f6e\u547d\u540d\u7a7a\u9593\u3002<\/li>\n<li>XML \u6587\u6a94\u7684\u7d50\u69cb\u8207 Schema \u4e0d\u5339\u914d\uff0c\u5c0e\u81f4\u89e3\u6790\u5931\u6557\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e5%bd%b1%e9%9f%bf-xNSICxwfwo\">\u932f\u8aa4\u5f71\u97ff<\/h2>\n<p>\u9019\u500b\u932f\u8aa4\u4e0d\u50c5\u6703\u5c0e\u81f4 XML \u64cd\u4f5c\u5931\u6557\uff0c\u9084\u53ef\u80fd\u5f71\u97ff\u5230\u6574\u500b\u61c9\u7528\u7a0b\u5e8f\u7684\u904b\u884c\u3002\u7279\u5225\u662f\u5728\u6578\u64da\u5eab\u4e2d\u9032\u884c\u6279\u91cf\u6578\u64da\u5c0e\u5165\u6216\u67e5\u8a62\u6642\uff0c\u9019\u7a2e\u932f\u8aa4\u6703\u5c0e\u81f4\u6578\u64da\u8655\u7406\u7684\u4e2d\u65b7\uff0c\u5f71\u97ff\u696d\u52d9\u6d41\u7a0b\u3002<\/p>\n<h2 id=\"%e4%bf%ae%e5%be%a9%e6%96%b9%e6%b3%95-xNSICxwfwo\">\u4fee\u5fa9\u65b9\u6cd5<\/h2>\n<p>\u8981\u4fee\u5fa9 <code>ORA-19292: XQST0057<\/code> \u932f\u8aa4\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e5%91%bd%e5%90%8d%e7%a9%ba%e9%96%93%e5%ae%9a%e7%be%a9-xNSICxwfwo\">1. \u6aa2\u67e5\u547d\u540d\u7a7a\u9593\u5b9a\u7fa9<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5 XML Schema \u4e2d\u7684\u547d\u540d\u7a7a\u9593\u5b9a\u7fa9\u3002\u78ba\u4fdd\u6bcf\u500b\u547d\u540d\u7a7a\u9593\u524d\u7db4\u90fd\u6709\u5c0d\u61c9\u7684 URI\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>\n&lt;xs:schema xmlns:ex=\"http:\/\/www.example.com\"&gt;\n    &lt;xs:element name=\"example\" type=\"xs:string\"\/&gt;\n&lt;\/xs:schema&gt;\n<\/code><\/pre>\n<h3 id=\"2-%e7%a2%ba%e8%aa%8d-xml-%e6%96%87%e6%aa%94%e7%b5%90%e6%a7%8b-xNSICxwfwo\">2. \u78ba\u8a8d XML \u6587\u6a94\u7d50\u69cb<\/h3>\n<p>\u78ba\u4fdd XML \u6587\u6a94\u7684\u7d50\u69cb\u8207 Schema \u5b9a\u7fa9\u76f8\u7b26\u3002\u7279\u5225\u662f\u8981\u6aa2\u67e5\u547d\u540d\u7a7a\u9593\u524d\u7db4\u7684\u4f7f\u7528\u662f\u5426\u6b63\u78ba\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>\n&lt;ex:example xmlns:ex=\"http:\/\/www.example.com\"&gt;Hello World&lt;\/ex:example&gt;\n<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8%e6%ad%a3%e7%a2%ba%e7%9a%84-xquery-%e8%aa%9e%e6%b3%95-xNSICxwfwo\">3. \u4f7f\u7528\u6b63\u78ba\u7684 XQuery \u8a9e\u6cd5<\/h3>\n<p>\u5728\u4f7f\u7528 XQuery \u6642\uff0c\u78ba\u4fdd\u6b63\u78ba\u8a2d\u7f6e\u547d\u540d\u7a7a\u9593\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>\ndeclare namespace ex = \"http:\/\/www.example.com\";\nfor $x in doc(\"example.xml\")\/ex:example return $x\n<\/code><\/pre>\n<h3 id=\"4-%e6%b8%ac%e8%a9%a6%e5%92%8c%e9%a9%97%e8%ad%89-xNSICxwfwo\">4. \u6e2c\u8a66\u548c\u9a57\u8b49<\/h3>\n<p>\u5728\u9032\u884c\u4fee\u6539\u5f8c\uff0c\u52d9\u5fc5\u9032\u884c\u6e2c\u8a66\u4ee5\u78ba\u4fdd\u554f\u984c\u5df2\u89e3\u6c7a\u3002\u53ef\u4ee5\u4f7f\u7528 Oracle \u63d0\u4f9b\u7684\u5de5\u5177\u4f86\u9a57\u8b49 XML \u6587\u6a94\u7684\u6b63\u78ba\u6027\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-xNSICxwfwo\">\u7d50\u8ad6<\/h2>\n<p>\u9047\u5230 <code>ORA-19292: XQST0057<\/code> 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