{"id":66105,"date":"2024-10-14T14:31:25","date_gmt":"2024-10-14T06:31:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/66105\/"},"modified":"2024-10-14T14:31:25","modified_gmt":"2024-10-14T06:31:25","slug":"mssql%e5%af%a6%e7%8f%be%e6%89%b9%e9%87%8f%e6%9b%bf%e6%8f%9b%e6%96%87%e6%9c%ac%e7%9a%84%e7%b0%a1%e6%98%93%e6%96%b9%e6%b3%95%ef%bc%88mssql%e6%89%b9%e9%87%8f%e6%9b%bf%e6%8f%9b%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/66105\/","title":{"rendered":"MSSQL\u5be6\u73fe\u6279\u91cf\u66ff\u63db\u6587\u672c\u7684\u7c21\u6613\u65b9\u6cd5\uff08mssql\u6279\u91cf\u66ff\u63db\uff09"},"content":{"rendered":"<h1 id=\"mssql%e5%af%a6%e7%8f%be%e6%89%b9%e9%87%8f%e6%9b%bf%e6%8f%9b%e6%96%87%e6%9c%ac%e7%9a%84%e7%b0%a1%e6%98%93%e6%96%b9%e6%b3%95%ef%bc%88mssql%e6%89%b9%e9%87%8f%e6%9b%bf%e6%8f%9b%ef%bc%89-LQMjcCtyoh\">MSSQL\u5be6\u73fe\u6279\u91cf\u66ff\u63db\u6587\u672c\u7684\u7c21\u6613\u65b9\u6cd5\uff08mssql\u6279\u91cf\u66ff\u63db\uff09<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u6279\u91cf\u66ff\u63db\u6587\u672c\u662f\u4e00\u500b\u5e38\u898b\u7684\u9700\u6c42\uff0c\u5c24\u5176\u662f\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u3002Microsoft SQL Server\uff08MSSQL\uff09\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u5be6\u73fe\u9019\u4e00\u529f\u80fd\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5e7e\u7a2e\u7c21\u6613\u7684\u65b9\u6cd5\u4f86\u5728MSSQL\u4e2d\u9032\u884c\u6279\u91cf\u66ff\u63db\u6587\u672c\uff0c\u5e6b\u52a9\u7528\u6236\u66f4\u9ad8\u6548\u5730\u7ba1\u7406\u6578\u64da\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8update%e8%aa%9e%e5%8f%a5%e9%80%b2%e8%a1%8c%e6%89%b9%e9%87%8f%e6%9b%bf%e6%8f%9b-LQMjcCtyoh\">\u4f7f\u7528UPDATE\u8a9e\u53e5\u9032\u884c\u6279\u91cf\u66ff\u63db<\/h2>\n<p>\u6700\u76f4\u63a5\u7684\u65b9\u6cd5\u662f\u4f7f\u7528SQL\u7684UPDATE\u8a9e\u53e5\u3002\u9019\u7a2e\u65b9\u6cd5\u9069\u5408\u65bc\u9700\u8981\u66ff\u63db\u7279\u5b9a\u5217\u4e2d\u6240\u6709\u5339\u914d\u6587\u672c\u7684\u60c5\u6cc1\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u57fa\u672c\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>UPDATE \u8868\u540d\nSET \u5217\u540d = REPLACE(\u5217\u540d, '\u820a\u6587\u672c', '\u65b0\u6587\u672c')\nWHERE \u5217\u540d LIKE '%\u820a\u6587\u672c%';<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u5c07\u201c\u8868\u540d\u201d\u66ff\u63db\u70ba\u4f60\u7684\u6578\u64da\u8868\u540d\u7a31\uff0c\u201c\u5217\u540d\u201d\u66ff\u63db\u70ba\u9700\u8981\u9032\u884c\u66ff\u63db\u7684\u5217\u540d\u3002\u9019\u689d\u8a9e\u53e5\u6703\u5c07\u6240\u6709\u5305\u542b\u201c\u820a\u6587\u672c\u201d\u7684\u884c\u4e2d\u7684\u201c\u820a\u6587\u672c\u201d\u66ff\u63db\u70ba\u201c\u65b0\u6587\u672c\u201d\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8case%e8%aa%9e%e5%8f%a5%e9%80%b2%e8%a1%8c%e6%a2%9d%e4%bb%b6%e6%9b%bf%e6%8f%9b-LQMjcCtyoh\">\u4f7f\u7528CASE\u8a9e\u53e5\u9032\u884c\u689d\u4ef6\u66ff\u63db<\/h2>\n<p>\u5982\u679c\u9700\u8981\u6839\u64da\u4e0d\u540c\u7684\u689d\u4ef6\u9032\u884c\u4e0d\u540c\u7684\u66ff\u63db\uff0c\u53ef\u4ee5\u4f7f\u7528CASE\u8a9e\u53e5\u3002\u9019\u7a2e\u65b9\u6cd5\u5141\u8a31\u5728\u540c\u4e00\u5217\u4e2d\u6839\u64da\u4e0d\u540c\u7684\u689d\u4ef6\u9032\u884c\u591a\u6b21\u66ff\u63db\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff1a<\/p>\n<pre><code>UPDATE \u8868\u540d\nSET \u5217\u540d = CASE\n    WHEN \u5217\u540d LIKE '%\u820a\u6587\u672c1%' THEN REPLACE(\u5217\u540d, '\u820a\u6587\u672c1', '\u65b0\u6587\u672c1')\n    WHEN \u5217\u540d LIKE '%\u820a\u6587\u672c2%' THEN REPLACE(\u5217\u540d, '\u820a\u6587\u672c2', '\u65b0\u6587\u672c2')\n    ELSE \u5217\u540d\nEND\nWHERE \u5217\u540d LIKE '%\u820a\u6587\u672c1%' OR \u5217\u540d LIKE '%\u820a\u6587\u672c2%';<\/code><\/pre>\n<p>\u9019\u6a23\u7684\u5beb\u6cd5\u53ef\u4ee5\u6839\u64da\u4e0d\u540c\u7684\u820a\u6587\u672c\u9032\u884c\u76f8\u61c9\u7684\u66ff\u63db\uff0c\u5f9e\u800c\u63d0\u9ad8\u4e86\u9748\u6d3b\u6027\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e6%b8%b8%e6%a8%99%e9%80%b2%e8%a1%8c%e6%89%b9%e9%87%8f%e6%9b%bf%e6%8f%9b-LQMjcCtyoh\">\u4f7f\u7528\u6e38\u6a19\u9032\u884c\u6279\u91cf\u66ff\u63db<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u53ef\u80fd\u9700\u8981\u5c0d\u6bcf\u4e00\u884c\u9032\u884c\u66f4\u8907\u96dc\u7684\u64cd\u4f5c\u3002\u9019\u6642\u53ef\u4ee5\u4f7f\u7528\u6e38\u6a19\u4f86\u9010\u884c\u8655\u7406\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528\u6e38\u6a19\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>DECLARE @\u820a\u6587\u672c NVARCHAR(100), @\u65b0\u6587\u672c NVARCHAR(100);\nDECLARE cur CURSOR FOR\nSELECT \u820a\u6587\u672c, \u65b0\u6587\u672c FROM \u66ff\u63db\u8868;\n\nOPEN cur;\nFETCH NEXT FROM cur INTO @\u820a\u6587\u672c, @\u65b0\u6587\u672c;\n\nWHILE @@FETCH_STATUS = 0\nBEGIN\n    UPDATE \u8868\u540d\n    SET \u5217\u540d = REPLACE(\u5217\u540d, @\u820a\u6587\u672c, @\u65b0\u6587\u672c)\n    WHERE \u5217\u540d LIKE '%' + @\u820a\u6587\u672c + '%';\n    \n    FETCH NEXT FROM cur INTO @\u820a\u6587\u672c, @\u65b0\u6587\u672c;\nEND\n\nCLOSE cur;\nDEALLOCATE cur;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6e38\u6a19\u5f9e\u4e00\u500b\u66ff\u63db\u8868\u4e2d\u8b80\u53d6\u820a\u6587\u672c\u548c\u65b0\u6587\u672c\uff0c\u7136\u5f8c\u9010\u884c\u9032\u884c\u66ff\u63db\u3002\u9019\u7a2e\u65b9\u6cd5\u9069\u5408\u65bc\u9700\u8981\u6839\u64da\u591a\u500b\u689d\u4ef6\u9032\u884c\u66ff\u63db\u7684\u60c5\u6cc1\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-LQMjcCtyoh\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li>\u5728\u9032\u884c\u6279\u91cf\u66ff\u63db\u4e4b\u524d\uff0c\u5efa\u8b70\u5148\u5099\u4efd\u6578\u64da\uff0c\u4ee5\u9632\u6b62\u610f\u5916\u640d\u5931\u3002<\/li>\n<li>\u5728\u57f7\u884cUPDATE\u8a9e\u53e5\u6642\uff0c\u52d9\u5fc5\u78ba\u8a8dWHERE\u689d\u4ef6\u7684\u6b63\u78ba\u6027\uff0c\u4ee5\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u66f4\u6539\u3002<\/li>\n<li>\u5c0d\u65bc\u5927\u578b\u6578\u64da\u96c6\uff0c\u8003\u616e\u4f7f\u7528\u4e8b\u52d9\u4f86\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-LQMjcCtyoh\">\u7e3d\u7d50<\/h2>\n<p>\u5728MSSQL\u4e2d\uff0c\u6279\u91cf\u66ff\u63db\u6587\u672c\u53ef\u4ee5\u901a\u904e\u591a\u7a2e\u65b9\u6cd5\u5be6\u73fe\uff0c\u5305\u62ec\u4f7f\u7528UPDATE\u8a9e\u53e5\u3001CASE\u8a9e\u53e5\u548c\u6e38\u6a19\u7b49\u3002\u6839\u64da\u5177\u9ad4\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u8655\u7406\u7684\u6548\u7387\u548c\u9748\u6d3b\u6027\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u9084\u662f\u5927\u578b\u6578\u64da\u5eab\uff0c\u638c\u63e1\u9019\u4e9b\u6280\u5de7\u90fd\u80fd\u5e6b\u52a9\u7528\u6236\u66f4\u597d\u5730\u7ba1\u7406\u6578\u64da\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u7528\u6236\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f\u6578\u64da\u5eab\u7ba1\u7406\u9084\u662f\u5176\u4ed6\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a> \u5c07\u6709\u52a9\u65bc\u63d0\u5347\u60a8\u7684\u696d\u52d9\u6548\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22MSSQL\u4e2d\u6279\u91cf\u66ff\u63db\u6587\u672c\u7684\u7c21\u6613\u65b9\u6cd5\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u5feb\u901f\u5be6\u73fe\u6279\u91cf\u66ff\u63db\u64cd\u4f5c\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-66105","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66105","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=66105"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66105\/revisions"}],"predecessor-version":[{"id":66106,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/66105\/revisions\/66106"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=66105"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=66105"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=66105"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}