{"id":64962,"date":"2024-10-14T13:03:13","date_gmt":"2024-10-14T05:03:13","guid":{"rendered":"https:\/\/server.hk\/cnblog\/64962\/"},"modified":"2024-10-14T13:03:13","modified_gmt":"2024-10-14T05:03:13","slug":"mssql%e5%84%b2%e5%ad%98%e9%81%8e%e7%a8%8b%e4%b8%ad%e7%9a%84%e5%be%aa%e7%92%b0%e5%84%aa%e5%8c%96%e5%af%a6%e8%b8%90%ef%bc%88mssql%e5%84%b2%e5%ad%98%e9%81%8e%e7%a8%8b%e5%be%aa%e7%92%b0%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/64962\/","title":{"rendered":"mssql\u5132\u5b58\u904e\u7a0b\u4e2d\u7684\u5faa\u74b0\u512a\u5316\u5be6\u8e10\uff08mssql\u5132\u5b58\u904e\u7a0b\u5faa\u74b0\uff09"},"content":{"rendered":"<h1 id=\"mssql%e5%84%b2%e5%ad%98%e9%81%8e%e7%a8%8b%e4%b8%ad%e7%9a%84%e5%be%aa%e7%92%b0%e5%84%aa%e5%8c%96%e5%af%a6%e8%b8%90-bLyqbevIlW\">MSSQL\u5132\u5b58\u904e\u7a0b\u4e2d\u7684\u5faa\u74b0\u512a\u5316\u5be6\u8e10<\/h1>\n<p>\u5728\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0c\u5132\u5b58\u904e\u7a0b\u662f\u4e00\u7a2e\u91cd\u8981\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u5c01\u88dd\u908f\u8f2f\u4e26\u63d0\u9ad8\u57f7\u884c\u6548\u7387\u3002\u7136\u800c\uff0c\u7576\u5132\u5b58\u904e\u7a0b\u4e2d\u5305\u542b\u5faa\u74b0\u6642\uff0c\u6027\u80fd\u554f\u984c\u5f80\u5f80\u6703\u96a8\u4e4b\u800c\u4f86\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5728MSSQL\u4e2d\u512a\u5316\u5132\u5b58\u904e\u7a0b\u5faa\u74b0\u7684\u5be6\u8e10\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e5%be%aa%e7%92%b0%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-bLyqbevIlW\">\u5faa\u74b0\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u5728MSSQL\u4e2d\uff0c\u5faa\u74b0\u901a\u5e38\u662f\u6307\u4f7f\u7528\u8ff4\u5708\u7d50\u69cb\uff08\u5982WHILE\u6216FOR\uff09\u4f86\u91cd\u8907\u57f7\u884c\u67d0\u6bb5\u7a0b\u5f0f\u78bc\u3002\u9019\u5728\u8655\u7406\u5927\u91cf\u8cc7\u6599\u6642\u975e\u5e38\u5e38\u898b\uff0c\u4f46\u4e0d\u7576\u7684\u4f7f\u7528\u53ef\u80fd\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u5faa\u74b0\u7d50\u69cb\uff1a<\/p>\n<ul>\n<li><code>WHILE<\/code>\u8ff4\u5708<\/li>\n<li><code>FOR<\/code>\u8ff4\u5708<\/li>\n<\/ul>\n<h2 id=\"%e5%be%aa%e7%92%b0%e6%80%a7%e8%83%bd%e5%95%8f%e9%a1%8c%e7%9a%84%e6%a0%b9%e6%ba%90-bLyqbevIlW\">\u5faa\u74b0\u6027\u80fd\u554f\u984c\u7684\u6839\u6e90<\/h2>\n<p>\u5faa\u74b0\u6027\u80fd\u554f\u984c\u7684\u6839\u6e90\u4e3b\u8981\u6709\u4ee5\u4e0b\u5e7e\u500b\u65b9\u9762\uff1a<\/p>\n<ul>\n<li><strong>\u8cc7\u6599\u5eab\u67e5\u8a62\u6548\u7387\u4f4e\u4e0b\uff1a<\/strong>\u5728\u6bcf\u6b21\u8ff4\u5708\u4e2d\u57f7\u884c\u67e5\u8a62\u53ef\u80fd\u5c0e\u81f4\u591a\u6b21\u8a2a\u554f\u8cc7\u6599\u5eab\uff0c\u589e\u52a0\u5ef6\u9072\u3002<\/li>\n<li><strong>\u4e0d\u5fc5\u8981\u7684\u8a08\u7b97\uff1a<\/strong>\u5728\u8ff4\u5708\u4e2d\u9032\u884c\u91cd\u8907\u8a08\u7b97\u6703\u6d6a\u8cbb\u8cc7\u6e90\u3002<\/li>\n<li><strong>\u9396\u5b9a\u554f\u984c\uff1a<\/strong>\u9577\u6642\u9593\u7684\u8ff4\u5708\u53ef\u80fd\u5c0e\u81f4\u8cc7\u6599\u5eab\u9396\u5b9a\uff0c\u5f71\u97ff\u5176\u4ed6\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%84%aa%e5%8c%96%e5%be%aa%e7%92%b0%e7%9a%84%e5%af%a6%e8%b8%90%e6%96%b9%e6%b3%95-bLyqbevIlW\">\u512a\u5316\u5faa\u74b0\u7684\u5be6\u8e10\u65b9\u6cd5<\/h2>\n<h3 id=\"1-%e6%b8%9b%e5%b0%91%e8%bf%b4%e5%9c%88%e7%9a%84%e4%bd%bf%e7%94%a8-bLyqbevIlW\">1. \u6e1b\u5c11\u8ff4\u5708\u7684\u4f7f\u7528<\/h3>\n<p>\u5728\u8a31\u591a\u60c5\u6cc1\u4e0b\uff0c\u53ef\u4ee5\u901a\u904e\u96c6\u5408\u64cd\u4f5c\u4f86\u66ff\u4ee3\u8ff4\u5708\u3002\u4f8b\u5982\uff0c\u4f7f\u7528 <code>INSERT INTO ... SELECT<\/code> \u4f86\u6279\u91cf\u63d2\u5165\u8cc7\u6599\uff0c\u800c\u4e0d\u662f\u5728\u8ff4\u5708\u4e2d\u9010\u884c\u63d2\u5165\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff1a<\/p>\n<pre><code>INSERT INTO TargetTable (Column1, Column2)\nSELECT Column1, Column2\nFROM SourceTable\nWHERE Condition;<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8%e8%87%a8%e6%99%82%e8%a1%a8%e6%88%96%e8%a1%a8%e8%ae%8a%e6%95%b8-bLyqbevIlW\">2. \u4f7f\u7528\u81e8\u6642\u8868\u6216\u8868\u8b8a\u6578<\/h3>\n<p>\u5728\u8ff4\u5708\u4e2d\u591a\u6b21\u67e5\u8a62\u76f8\u540c\u7684\u8cc7\u6599\u6642\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u81e8\u6642\u8868\u6216\u8868\u8b8a\u6578\u4f86\u5b58\u5132\u4e2d\u9593\u7d50\u679c\uff0c\u5f9e\u800c\u6e1b\u5c11\u67e5\u8a62\u6b21\u6578\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>DECLARE @TempTable TABLE (Column1 INT, Column2 VARCHAR(100));\n\nINSERT INTO @TempTable\nSELECT Column1, Column2\nFROM SourceTable\nWHERE Condition;\n\nWHILE (condition)\nBEGIN\n    -- \u4f7f\u7528 @TempTable \u9032\u884c\u64cd\u4f5c\nEND;<\/code><\/pre>\n<h3 id=\"3-%e5%84%aa%e5%8c%96%e6%9f%a5%e8%a9%a2%e8%aa%9e%e5%8f%a5-bLyqbevIlW\">3. \u512a\u5316\u67e5\u8a62\u8a9e\u53e5<\/h3>\n<p>\u78ba\u4fdd\u67e5\u8a62\u8a9e\u53e5\u7684\u6548\u7387\u662f\u512a\u5316\u5faa\u74b0\u7684\u95dc\u9375\u3002\u4f7f\u7528\u9069\u7576\u7684\u7d22\u5f15\u3001\u907f\u514d\u4f7f\u7528SELECT *\u3001\u4ee5\u53ca\u78ba\u4fddWHERE\u689d\u4ef6\u7684\u6709\u6548\u6027\uff0c\u90fd\u80fd\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002<\/p>\n<h3 id=\"4-%e6%b8%9b%e5%b0%91%e9%8e%96%e5%ae%9a%e6%99%82%e9%96%93-bLyqbevIlW\">4. \u6e1b\u5c11\u9396\u5b9a\u6642\u9593<\/h3>\n<p>\u5728\u8ff4\u5708\u4e2d\uff0c\u76e1\u91cf\u6e1b\u5c11\u5c0d\u8cc7\u6599\u7684\u9396\u5b9a\u6642\u9593\u3002\u53ef\u4ee5\u8003\u616e\u4f7f\u7528 <code>NOLOCK<\/code> \u63d0\u793a\u4f86\u907f\u514d\u9396\u5b9a\uff0c\u4f46\u9700\u8b39\u614e\u4f7f\u7528\uff0c\u56e0\u70ba\u9019\u53ef\u80fd\u5c0e\u81f4\u8b80\u53d6\u4e0d\u4e00\u81f4\u7684\u8cc7\u6599\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-bLyqbevIlW\">\u7d50\u8ad6<\/h2>\n<p>\u5728MSSQL\u5132\u5b58\u904e\u7a0b\u4e2d\uff0c\u5faa\u74b0\u7684\u512a\u5316\u662f\u63d0\u5347\u6027\u80fd\u7684\u91cd\u8981\u74b0\u7bc0\u3002\u901a\u904e\u6e1b\u5c11\u8ff4\u5708\u7684\u4f7f\u7528\u3001\u4f7f\u7528\u81e8\u6642\u8868\u3001\u512a\u5316\u67e5\u8a62\u8a9e\u53e5\u4ee5\u53ca\u6e1b\u5c11\u9396\u5b9a\u6642\u9593\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u7cfb\u7d71\u7684\u6548\u7387\u3002\u9019\u4e9b\u5be6\u8e10\u4e0d\u50c5\u80fd\u5920\u63d0\u5347\u55ae\u4e00\u5132\u5b58\u904e\u7a0b\u7684\u6027\u80fd\uff0c\u9084\u80fd\u6539\u5584\u6574\u9ad4\u8cc7\u6599\u5eab\u7684\u97ff\u61c9\u901f\u5ea6\u3002<\/p>\n<p>\u5982\u9700\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u5728\u9999\u6e2f\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u74b0\u5883\u4e2d\u5be6\u65bd\u9019\u4e9b\u512a\u5316\u7b56\u7565\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22MSSQL\u5132\u5b58\u904e\u7a0b\u4e2d\u7684\u5faa\u74b0\u512a\u5316\u5be6\u8e10\uff0c\u63d0\u5347\u6027\u80fd\u8207\u6548\u7387\uff0c\u6e1b\u5c11\u8cc7\u6e90\u6d88\u8017\uff0c\u5be6\u73fe\u66f4\u5feb\u7684\u6578\u64da\u8655\u7406\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-64962","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/64962","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=64962"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/64962\/revisions"}],"predecessor-version":[{"id":64963,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/64962\/revisions\/64963"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=64962"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=64962"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=64962"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}