{"id":143797,"date":"2024-11-01T01:19:19","date_gmt":"2024-10-31T17:19:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/143797\/"},"modified":"2024-11-01T01:19:20","modified_gmt":"2024-10-31T17:19:20","slug":"sql-%e5%ae%9a%e7%be%a9-xml-%e5%ad%97%e6%ae%b5","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/143797\/","title":{"rendered":"SQL \u5b9a\u7fa9 Xml \u5b57\u6bb5"},"content":{"rendered":"<h1 id=\"sql-%e5%ae%9a%e7%be%a9-xml-%e5%ad%97%e6%ae%b5-YAJCprvoqA\">SQL \u5b9a\u7fa9 Xml \u5b57\u6bb5<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u7ba1\u7406\u74b0\u5883\u4e2d\uff0cXML\uff08\u53ef\u64f4\u5c55\u6a19\u8a18\u8a9e\u8a00\uff09\u5df2\u6210\u70ba\u4e00\u7a2e\u91cd\u8981\u7684\u6578\u64da\u683c\u5f0f\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u6578\u64da\u4ea4\u63db\u548c\u5b58\u5132\u3002SQL\uff08\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00\uff09\u4f5c\u70ba\u6578\u64da\u5eab\u7ba1\u7406\u7684\u4e3b\u8981\u8a9e\u8a00\uff0c\u63d0\u4f9b\u4e86\u5c0d XML \u6578\u64da\u7684\u652f\u6301\uff0c\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u5728\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u4e2d\u6709\u6548\u5730\u5b58\u5132\u548c\u67e5\u8a62 XML \u6578\u64da\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728 SQL \u4e2d\u5b9a\u7fa9 XML \u5b57\u6bb5\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u548c\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n<h2 id=\"xml-%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b%e7%9a%84%e5%ae%9a%e7%be%a9-YAJCprvoqA\">XML \u6578\u64da\u985e\u578b\u7684\u5b9a\u7fa9<\/h2>\n<p>\u5728 SQL Server \u4e2d\uff0cXML \u6578\u64da\u985e\u578b\u5141\u8a31\u7528\u6236\u5b58\u5132 XML \u683c\u5f0f\u7684\u6578\u64da\u3002\u8981\u5b9a\u7fa9\u4e00\u500b XML \u5b57\u6bb5\uff0c\u9996\u5148\u9700\u8981\u5728\u5275\u5efa\u8868\u6642\u6307\u5b9a\u8a72\u5b57\u6bb5\u7684\u6578\u64da\u985e\u578b\u70ba XML\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE Products (\n    ProductID INT PRIMARY KEY,\n    ProductName NVARCHAR(100),\n    ProductDetails XML\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u540d\u70ba Products \u7684\u8868\uff0c\u5176\u4e2d\u5305\u542b\u4e00\u500b\u540d\u70ba ProductDetails \u7684 XML \u5b57\u6bb5\u3002\u9019\u6a23\uff0c\u6211\u5011\u5c31\u53ef\u4ee5\u5728\u8a72\u5b57\u6bb5\u4e2d\u5b58\u5132\u4efb\u4f55\u7b26\u5408 XML \u683c\u5f0f\u7684\u6578\u64da\u3002<\/p>\n<h2 id=\"%e6%8f%92%e5%85%a5-xml-%e6%95%b8%e6%93%9a-YAJCprvoqA\">\u63d2\u5165 XML \u6578\u64da<\/h2>\n<p>\u4e00\u65e6\u5b9a\u7fa9\u4e86 XML \u5b57\u6bb5\uff0c\u5c31\u53ef\u4ee5\u5411\u8868\u4e2d\u63d2\u5165 XML \u6578\u64da\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u63d2\u5165 XML \u6578\u64da\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>INSERT INTO Products (ProductID, ProductName, ProductDetails)\nVALUES (1, 'Sample Product', 'This is a sample product.');<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u5c07\u4e00\u500b\u5305\u542b\u7522\u54c1\u63cf\u8ff0\u7684 XML \u6578\u64da\u63d2\u5165\u5230 ProductDetails \u5b57\u6bb5\u4e2d\u3002<\/p>\n<h2 id=\"%e6%9f%a5%e8%a9%a2-xml-%e6%95%b8%e6%93%9a-YAJCprvoqA\">\u67e5\u8a62 XML \u6578\u64da<\/h2>\n<p>SQL Server \u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u67e5\u8a62 XML \u6578\u64da\u3002\u4f7f\u7528 XQuery \u8a9e\u6cd5\uff0c\u53ef\u4ee5\u5f9e XML \u5b57\u6bb5\u4e2d\u63d0\u53d6\u7279\u5b9a\u7684\u4fe1\u606f\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u67e5\u8a62\u793a\u4f8b\uff1a<\/p>\n<pre><code>SELECT ProductID, ProductName, \n       ProductDetails.value('(\/Product\/Description)[1]', 'NVARCHAR(100)') AS Description\nFROM Products;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u67e5\u8a62\u4e2d\uff0c\u6211\u5011\u4f7f\u7528\u4e86 .value() \u65b9\u6cd5\u4f86\u63d0\u53d6 XML \u4e2d\u7684\u63cf\u8ff0\u4fe1\u606f\u3002\u9019\u4f7f\u5f97\u6211\u5011\u80fd\u5920\u5f9e XML \u6578\u64da\u4e2d\u7372\u53d6\u6240\u9700\u7684\u5177\u9ad4\u4fe1\u606f\u3002<\/p>\n<h2 id=\"xml-%e6%95%b8%e6%93%9a%e7%9a%84%e5%84%aa%e5%8b%a2-YAJCprvoqA\">XML \u6578\u64da\u7684\u512a\u52e2<\/h2>\n<p>\u4f7f\u7528 XML \u6578\u64da\u985e\u578b\u7684\u4e3b\u8981\u512a\u52e2\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u9748\u6d3b\u6027\uff1a<\/strong>XML \u5141\u8a31\u5b58\u5132\u7d50\u69cb\u5316\u548c\u975e\u7d50\u69cb\u5316\u6578\u64da\uff0c\u9069\u5408\u591a\u8b8a\u7684\u6578\u64da\u9700\u6c42\u3002<\/li>\n<li><strong>\u53ef\u64f4\u5c55\u6027\uff1a<\/strong>XML \u7d50\u69cb\u53ef\u4ee5\u96a8\u8457\u9700\u6c42\u7684\u8b8a\u5316\u800c\u64f4\u5c55\uff0c\u7121\u9700\u6539\u8b8a\u6578\u64da\u5eab\u7d50\u69cb\u3002<\/li>\n<li><strong>\u6578\u64da\u4ea4\u63db\uff1a<\/strong>XML \u662f\u4e00\u7a2e\u5ee3\u6cdb\u4f7f\u7528\u7684\u6578\u64da\u4ea4\u63db\u683c\u5f0f\uff0c\u4fbf\u65bc\u4e0d\u540c\u7cfb\u7d71\u4e4b\u9593\u7684\u6578\u64da\u50b3\u8f38\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-YAJCprvoqA\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u4f7f\u7528 SQL \u5b9a\u7fa9 XML \u5b57\u6bb5\u6642\uff0c\u5efa\u8b70\u9075\u5faa\u4ee5\u4e0b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd XML \u6578\u64da\u7684\u7d50\u69cb\u6e05\u6670\uff0c\u4fbf\u65bc\u67e5\u8a62\u548c\u7dad\u8b77\u3002<\/li>\n<li>\u4f7f\u7528\u9069\u7576\u7684\u7d22\u5f15\u4f86\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf XML \u6578\u64da\u6642\u3002<\/li>\n<li>\u5b9a\u671f\u6aa2\u67e5\u548c\u6e05\u7406 XML \u6578\u64da\uff0c\u4ee5\u4fdd\u6301\u6578\u64da\u5eab\u7684\u6574\u9ad4\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-YAJCprvoqA\">\u7e3d\u7d50<\/h2>\n<p>\u5728 SQL \u4e2d\u5b9a\u7fa9 XML \u5b57\u6bb5\u662f\u4e00\u7a2e\u6709\u6548\u7684\u6578\u64da\u7ba1\u7406\u65b9\u5f0f\uff0c\u80fd\u5920\u9748\u6d3b\u5730\u8655\u7406\u5404\u7a2e\u6578\u64da\u9700\u6c42\u3002\u901a\u904e\u6b63\u78ba\u7684\u5b9a\u7fa9\u3001\u63d2\u5165\u548c\u67e5\u8a62\u65b9\u6cd5\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5145\u5206\u5229\u7528 XML \u6578\u64da\u7684\u512a\u52e2\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u4f01\u696d\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u53ef\u4ee5\u9032\u4e00\u6b65\u63d0\u5347\u6578\u64da\u5eab\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728 SQL \u4e2d\u5b9a\u7fa9 XML \u5b57\u6bb5\uff0c\u63d0\u5347\u6578\u64da\u5b58\u5132\u9748\u6d3b\u6027\uff0c\u4e26\u6709\u6548\u7ba1\u7406\u7d50\u69cb\u5316\u548c\u975e\u7d50\u69cb\u5316\u6578\u64da\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-143797","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/143797","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=143797"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/143797\/revisions"}],"predecessor-version":[{"id":143798,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/143797\/revisions\/143798"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=143797"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=143797"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=143797"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}