{"id":60261,"date":"2024-10-13T01:23:16","date_gmt":"2024-10-12T17:23:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/60261\/"},"modified":"2024-10-13T01:23:16","modified_gmt":"2024-10-12T17:23:16","slug":"db2-9-xml-%e6%80%a7%e8%83%bd%e5%84%aa%e5%8b%a2","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/60261\/","title":{"rendered":"DB2 9 XML \u6027\u80fd\u512a\u52e2"},"content":{"rendered":"<h1 id=\"db2-9-xml-%e6%80%a7%e8%83%bd%e5%84%aa%e5%8b%a2-DHPrEVfujf\">DB2 9 XML \u6027\u80fd\u512a\u52e2<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u7684\u9078\u64c7\u5c0d\u65bc\u4f01\u696d\u7684\u6210\u529f\u81f3\u95dc\u91cd\u8981\u3002IBM \u7684 DB2 9 \u662f\u4e00\u6b3e\u5f37\u5927\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u7279\u5225\u662f\u5728\u8655\u7406 XML \u6578\u64da\u65b9\u9762\uff0c\u63d0\u4f9b\u4e86\u986f\u8457\u7684\u6027\u80fd\u512a\u52e2\u3002\u672c\u6587\u5c07\u63a2\u8a0e DB2 9 \u5728 XML \u8655\u7406\u4e2d\u7684\u6027\u80fd\u512a\u52e2\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u969b\u7684\u4f8b\u5b50\u548c\u4ee3\u78bc\u7247\u6bb5\u4f86\u652f\u6301\u9019\u4e9b\u89c0\u9ede\u3002<\/p>\n<h2 id=\"xml-%e6%95%b8%e6%93%9a%e7%9a%84%e5%a2%9e%e9%95%b7-DHPrEVfujf\">XML \u6578\u64da\u7684\u589e\u9577<\/h2>\n<p>\u96a8\u8457\u4e92\u806f\u7db2\u7684\u767c\u5c55\uff0cXML \u6210\u70ba\u4e86\u6578\u64da\u4ea4\u63db\u548c\u5b58\u5132\u7684\u91cd\u8981\u683c\u5f0f\u3002\u8a31\u591a\u4f01\u696d\u4f9d\u8cf4 XML \u4f86\u8655\u7406\u7d50\u69cb\u5316\u548c\u975e\u7d50\u69cb\u5316\u6578\u64da\u3002DB2 9 \u91dd\u5c0d XML \u6578\u64da\u7684\u512a\u5316\uff0c\u4f7f\u5176\u6210\u70ba\u8655\u7406\u9019\u985e\u6578\u64da\u7684\u7406\u60f3\u9078\u64c7\u3002<\/p>\n<h2 id=\"db2-9-%e7%9a%84-xml-%e5%84%aa%e5%8c%96%e7%89%b9%e6%80%a7-DHPrEVfujf\">DB2 9 \u7684 XML \u512a\u5316\u7279\u6027<\/h2>\n<h3 id=\"1-%e5%8e%9f%e7%94%9f-xml-%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-DHPrEVfujf\">1. \u539f\u751f XML \u6578\u64da\u985e\u578b<\/h3>\n<p>DB2 9 \u5f15\u5165\u4e86\u539f\u751f XML \u6578\u64da\u985e\u578b\uff0c\u9019\u4f7f\u5f97\u7528\u6236\u53ef\u4ee5\u76f4\u63a5\u5728\u6578\u64da\u5eab\u4e2d\u5b58\u5132\u548c\u67e5\u8a62 XML \u6578\u64da\uff0c\u800c\u7121\u9700\u9032\u884c\u984d\u5916\u7684\u8f49\u63db\u3002\u9019\u7a2e\u539f\u751f\u652f\u6301\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6027\u80fd\uff0c\u9084\u7c21\u5316\u4e86\u958b\u767c\u904e\u7a0b\u3002<\/p>\n<pre><code>CREATE TABLE xml_data (\n    id INT PRIMARY KEY,\n    data XML\n);<\/code><\/pre>\n<h3 id=\"2-%e9%ab%98%e6%95%88%e7%9a%84%e6%9f%a5%e8%a9%a2%e6%80%a7%e8%83%bd-DHPrEVfujf\">2. \u9ad8\u6548\u7684\u67e5\u8a62\u6027\u80fd<\/h3>\n<p>DB2 9 \u63d0\u4f9b\u4e86\u91dd\u5c0d XML \u6578\u64da\u7684\u9ad8\u6548\u67e5\u8a62\u6027\u80fd\u3002\u4f7f\u7528 XQuery \u8a9e\u8a00\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5730\u67e5\u8a62\u548c\u64cd\u4f5c XML \u6578\u64da\u3002DB2 9 \u7684\u67e5\u8a62\u512a\u5316\u5668\u80fd\u5920\u6709\u6548\u5730\u8655\u7406\u8907\u96dc\u7684\u67e5\u8a62\uff0c\u5f9e\u800c\u63d0\u9ad8\u67e5\u8a62\u901f\u5ea6\u3002<\/p>\n<pre><code>SELECT id, data\nFROM xml_data\nWHERE data.value('(\/root\/element)[1]', 'VARCHAR(100)') = 'value';<\/code><\/pre>\n<h3 id=\"3-%e8%87%aa%e5%8b%95%e7%b4%a2%e5%bc%95%e5%8a%9f%e8%83%bd-DHPrEVfujf\">3. \u81ea\u52d5\u7d22\u5f15\u529f\u80fd<\/h3>\n<p>DB2 9 \u7684\u81ea\u52d5\u7d22\u5f15\u529f\u80fd\u80fd\u5920\u6839\u64da XML \u6578\u64da\u7684\u4f7f\u7528\u60c5\u6cc1\u81ea\u52d5\u5275\u5efa\u7d22\u5f15\uff0c\u9019\u6a23\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002\u9019\u4e00\u7279\u6027\u4f7f\u5f97\u7528\u6236\u7121\u9700\u624b\u52d5\u7ba1\u7406\u7d22\u5f15\uff0c\u5f9e\u800c\u6e1b\u5c11\u4e86\u7ba1\u7406\u7684\u8907\u96dc\u6027\u3002<\/p>\n<h3 id=\"4-%e6%95%b8%e6%93%9a%e5%a3%93%e7%b8%ae%e6%8a%80%e8%a1%93-DHPrEVfujf\">4. \u6578\u64da\u58d3\u7e2e\u6280\u8853<\/h3>\n<p>DB2 9 \u9084\u5f15\u5165\u4e86\u6578\u64da\u58d3\u7e2e\u6280\u8853\uff0c\u9019\u5c0d\u65bc\u5b58\u5132\u5927\u91cf XML \u6578\u64da\u7684\u4f01\u696d\u4f86\u8aaa\u5c24\u70ba\u91cd\u8981\u3002\u901a\u904e\u58d3\u7e2e\uff0cDB2 9 \u80fd\u5920\u6e1b\u5c11\u5b58\u5132\u7a7a\u9593\u7684\u9700\u6c42\uff0c\u4e26\u63d0\u9ad8 I\/O \u6027\u80fd\u3002<\/p>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e6%a1%88%e4%be%8b-DHPrEVfujf\">\u5be6\u969b\u61c9\u7528\u6848\u4f8b<\/h2>\n<p>\u8a31\u591a\u4f01\u696d\u5df2\u7d93\u958b\u59cb\u5229\u7528 DB2 9 \u7684 XML \u6027\u80fd\u512a\u52e2\u4f86\u63d0\u5347\u5176\u696d\u52d9\u904b\u71df\u3002\u4f8b\u5982\uff0c\u4e00\u5bb6\u91d1\u878d\u6a5f\u69cb\u4f7f\u7528 DB2 9 \u4f86\u8655\u7406\u5ba2\u6236\u7684\u4ea4\u6613\u6578\u64da\uff0c\u901a\u904e\u539f\u751f XML \u6578\u64da\u985e\u578b\u548c\u9ad8\u6548\u7684\u67e5\u8a62\u6027\u80fd\uff0c\u4ed6\u5011\u80fd\u5920\u5728\u5e7e\u79d2\u9418\u5167\u7372\u53d6\u6240\u9700\u7684\u6578\u64da\uff0c\u5f9e\u800c\u63d0\u9ad8\u4e86\u5ba2\u6236\u670d\u52d9\u7684\u6548\u7387\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-DHPrEVfujf\">\u7d50\u8ad6<\/h2>\n<p>\u7e3d\u7684\u4f86\u8aaa\uff0cDB2 9 \u5728 XML \u6578\u64da\u8655\u7406\u65b9\u9762\u63d0\u4f9b\u4e86\u986f\u8457\u7684\u6027\u80fd\u512a\u52e2\uff0c\u5305\u62ec\u539f\u751f XML \u6578\u64da\u985e\u578b\u3001\u9ad8\u6548\u7684\u67e5\u8a62\u6027\u80fd\u3001\u81ea\u52d5\u7d22\u5f15\u529f\u80fd\u548c\u6578\u64da\u58d3\u7e2e\u6280\u8853\u3002\u9019\u4e9b\u7279\u6027\u4f7f\u5f97 DB2 9 \u6210\u70ba\u8655\u7406 XML \u6578\u64da\u7684\u7406\u60f3\u9078\u64c7\uff0c\u5e6b\u52a9\u4f01\u696d\u5728\u6578\u64da\u7ba1\u7406\u4e0a\u7372\u5f97\u66f4\u9ad8\u7684\u6548\u7387\u548c\u9748\u6d3b\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u60a8\u7684\u696d\u52d9\u4e2d\u5229\u7528\u9019\u4e9b\u6280\u8853\u611f\u8208\u8da3\uff0c\u6216\u8005\u60f3\u8981\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u96a8\u6642\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 DB2 9 \u7684 XML \u6027\u80fd\u512a\u52e2\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u5be6\u73fe\u66f4\u5feb\u7684\u67e5\u8a62\u548c\u66f4\u9ad8\u7684\u53ef\u64f4\u5c55\u6027\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-60261","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60261","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=60261"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60261\/revisions"}],"predecessor-version":[{"id":60262,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/60261\/revisions\/60262"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=60261"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=60261"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=60261"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}