{"id":195735,"date":"2024-11-13T17:28:22","date_gmt":"2024-11-13T09:28:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/195735\/"},"modified":"2024-11-13T17:28:24","modified_gmt":"2024-11-13T09:28:24","slug":"%e5%9c%a8mssql%e4%b8%ad%e9%81%b8%e6%93%87%e5%88%aa%e9%99%a4%e7%9a%84%e7%b6%93%e9%a9%97%e4%b9%8b%e8%ab%87%ef%bc%88mssql%e9%81%b8%e6%93%87%e4%ba%86%e5%88%aa%e9%99%a4%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/195735\/","title":{"rendered":"\u5728MSSQL\u4e2d\u9078\u64c7\u201c\u522a\u9664\u201d\u7684\u7d93\u9a57\u4e4b\u8ac7\uff08mssql\u9078\u64c7\u4e86\u522a\u9664\uff09"},"content":{"rendered":"<h1 id=\"%e5%9c%a8mssql%e4%b8%ad%e9%81%b8%e6%93%87%e5%88%aa%e9%99%a4%e7%9a%84%e7%b6%93%e9%a9%97%e4%b9%8b%e8%ab%87-PrcGaDtyna\">\u5728MSSQL\u4e2d\u9078\u64c7\u201c\u522a\u9664\u201d\u7684\u7d93\u9a57\u4e4b\u8ac7<\/h1>\n<p>\u5728\u4f7f\u7528Microsoft SQL Server\uff08MSSQL\uff09\u9032\u884c\u6578\u64da\u7ba1\u7406\u6642\uff0c\u522a\u9664\u64cd\u4f5c\u662f\u4e00\u500b\u5e38\u898b\u4e14\u91cd\u8981\u7684\u4efb\u52d9\u3002\u7121\u8ad6\u662f\u6e05\u7406\u904e\u6642\u7684\u6578\u64da\u9084\u662f\u4fee\u6b63\u932f\u8aa4\u7684\u8a18\u9304\uff0c\u6b63\u78ba\u5730\u57f7\u884c\u522a\u9664\u64cd\u4f5c\u5c0d\u65bc\u7dad\u8b77\u6578\u64da\u5eab\u7684\u5b8c\u6574\u6027\u548c\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5728MSSQL\u4e2d\u9078\u64c7\u201c\u522a\u9664\u201d\u7684\u4e00\u4e9b\u7d93\u9a57\u548c\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n<h2 id=\"%e5%88%aa%e9%99%a4%e6%93%8d%e4%bd%9c%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-PrcGaDtyna\">\u522a\u9664\u64cd\u4f5c\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u5728MSSQL\u4e2d\uff0c\u522a\u9664\u64cd\u4f5c\u901a\u5e38\u4f7f\u7528DELETE\u8a9e\u53e5\u4f86\u57f7\u884c\u3002\u9019\u500b\u8a9e\u53e5\u53ef\u4ee5\u6839\u64da\u7279\u5b9a\u689d\u4ef6\u522a\u9664\u4e00\u500b\u6216\u591a\u500b\u8a18\u9304\u3002\u57fa\u672c\u7684DELETE\u8a9e\u53e5\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>DELETE FROM \u8868\u540d WHERE \u689d\u4ef6;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba\u201cCustomers\u201d\u7684\u8868\uff0c\u4e26\u5e0c\u671b\u522a\u9664\u5ba2\u6236ID\u70ba5\u7684\u8a18\u9304\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8a9e\u53e5\uff1a<\/p>\n<pre><code>DELETE FROM Customers WHERE CustomerID = 5;<\/code><\/pre>\n<h2 id=\"%e5%88%aa%e9%99%a4%e6%93%8d%e4%bd%9c%e7%9a%84%e8%80%83%e9%87%8f%e5%9b%a0%e7%b4%a0-PrcGaDtyna\">\u522a\u9664\u64cd\u4f5c\u7684\u8003\u91cf\u56e0\u7d20<\/h2>\n<p>\u5728\u57f7\u884c\u522a\u9664\u64cd\u4f5c\u4e4b\u524d\uff0c\u6709\u5e7e\u500b\u91cd\u8981\u7684\u8003\u91cf\u56e0\u7d20\u9700\u8981\u6ce8\u610f\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u5099\u4efd\uff1a<\/strong>\u5728\u9032\u884c\u4efb\u4f55\u522a\u9664\u64cd\u4f5c\u4e4b\u524d\uff0c\u5efa\u8b70\u5148\u5099\u4efd\u6578\u64da\u5eab\u3002\u9019\u6a23\u53ef\u4ee5\u5728\u610f\u5916\u522a\u9664\u91cd\u8981\u6578\u64da\u6642\u9032\u884c\u6062\u5fa9\u3002<\/li>\n<li><strong>\u4f7f\u7528\u4e8b\u52d9\uff1a<\/strong>\u4f7f\u7528\u4e8b\u52d9\u53ef\u4ee5\u78ba\u4fdd\u522a\u9664\u64cd\u4f5c\u7684\u539f\u5b50\u6027\u3002\u5982\u679c\u522a\u9664\u904e\u7a0b\u4e2d\u51fa\u73fe\u932f\u8aa4\uff0c\u53ef\u4ee5\u56de\u6efe\u5230\u64cd\u4f5c\u4e4b\u524d\u7684\u72c0\u614b\u3002<\/li>\n<li><strong>\u6027\u80fd\u5f71\u97ff\uff1a<\/strong>\u522a\u9664\u5927\u91cf\u8a18\u9304\u53ef\u80fd\u6703\u5f71\u97ff\u6578\u64da\u5eab\u6027\u80fd\u3002\u5efa\u8b70\u5206\u6279\u522a\u9664\uff0c\u4ee5\u6e1b\u5c11\u9396\u5b9a\u548c\u65e5\u8a8c\u8a18\u9304\u7684\u5f71\u97ff\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8where%e5%ad%90%e5%8f%a5%e7%9a%84%e6%8a%80%e5%b7%a7-PrcGaDtyna\">\u4f7f\u7528WHERE\u5b50\u53e5\u7684\u6280\u5de7<\/h2>\n<p>\u5728\u522a\u9664\u64cd\u4f5c\u4e2d\uff0c\u4f7f\u7528WHERE\u5b50\u53e5\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u6c92\u6709WHERE\u5b50\u53e5\u7684DELETE\u8a9e\u53e5\u5c07\u522a\u9664\u6574\u500b\u8868\u4e2d\u7684\u6240\u6709\u8a18\u9304\uff0c\u9019\u53ef\u80fd\u5c0e\u81f4\u6578\u64da\u4e1f\u5931\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4f7f\u7528WHERE\u5b50\u53e5\u7684\u6280\u5de7\uff1a<\/p>\n<ul>\n<li><strong>\u660e\u78ba\u689d\u4ef6\uff1a<\/strong>\u78ba\u4fdd\u689d\u4ef6\u660e\u78ba\u4e14\u5177\u9ad4\uff0c\u4ee5\u907f\u514d\u610f\u5916\u522a\u9664\u4e0d\u61c9\u522a\u9664\u7684\u8a18\u9304\u3002<\/li>\n<li><strong>\u4f7f\u7528TOP\u9650\u5236\uff1a<\/strong>\u5728\u522a\u9664\u5927\u91cf\u8a18\u9304\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528TOP\u9650\u5236\u522a\u9664\u7684\u6578\u91cf\u3002\u4f8b\u5982\uff1a<\/li>\n<pre><code>DELETE TOP (10) FROM Customers WHERE Status = 'Inactive';<\/code><\/pre>\n<li><strong>\u6e2c\u8a66\u522a\u9664\u64cd\u4f5c\uff1a<\/strong>\u5728\u57f7\u884c\u5be6\u969b\u522a\u9664\u4e4b\u524d\uff0c\u53ef\u4ee5\u5148\u4f7f\u7528SELECT\u8a9e\u53e5\u6e2c\u8a66\u689d\u4ef6\uff0c\u4ee5\u78ba\u4fdd\u9078\u64c7\u7684\u8a18\u9304\u6b63\u78ba\u7121\u8aa4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%88%aa%e9%99%a4%e5%be%8c%e7%9a%84%e6%95%b8%e6%93%9a%e5%ae%8c%e6%95%b4%e6%80%a7%e6%aa%a2%e6%9f%a5-PrcGaDtyna\">\u522a\u9664\u5f8c\u7684\u6578\u64da\u5b8c\u6574\u6027\u6aa2\u67e5<\/h2>\n<p>\u522a\u9664\u64cd\u4f5c\u5b8c\u6210\u5f8c\uff0c\u61c9\u9032\u884c\u6578\u64da\u5b8c\u6574\u6027\u6aa2\u67e5\u3002\u9019\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u65b9\u5f0f\u5be6\u73fe\uff1a<\/p>\n<ul>\n<li><strong>\u6aa2\u67e5\u5f71\u97ff\u7684\u884c\u6578\uff1a<\/strong>\u4f7f\u7528@@ROWCOUNT\u4f86\u6aa2\u67e5\u522a\u9664\u64cd\u4f5c\u5f71\u97ff\u7684\u884c\u6578\uff0c\u4ee5\u78ba\u4fdd\u64cd\u4f5c\u6309\u9810\u671f\u57f7\u884c\u3002<\/li>\n<pre><code>SELECT @@ROWCOUNT AS 'Deleted Rows';<\/code><\/pre>\n<li><strong>\u57f7\u884c\u5b8c\u6574\u6027\u7d04\u675f\u6aa2\u67e5\uff1a<\/strong>\u78ba\u4fdd\u522a\u9664\u64cd\u4f5c\u4e0d\u6703\u9055\u53cd\u4efb\u4f55\u5916\u9375\u7d04\u675f\u6216\u5176\u4ed6\u5b8c\u6574\u6027\u7d04\u675f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-PrcGaDtyna\">\u7d50\u8ad6<\/h2>\n<p>\u5728MSSQL\u4e2d\u57f7\u884c\u522a\u9664\u64cd\u4f5c\u9700\u8981\u8b39\u614e\u548c\u8a08\u5283\u3002\u901a\u904e\u9075\u5faa\u4e0a\u8ff0\u6700\u4f73\u5be6\u8e10\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\uff0c\u4e26\u6e1b\u5c11\u610f\u5916\u522a\u9664\u7684\u91cd\u8981\u6578\u64da\u7684\u98a8\u96aa\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u9084\u662f\u5927\u578b\u6578\u64da\u5eab\uff0c\u6b63\u78ba\u7684\u522a\u9664\u7b56\u7565\u90fd\u662f\u7dad\u8b77\u6578\u64da\u5b8c\u6574\u6027\u548c\u6027\u80fd\u7684\u95dc\u9375\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\u4ee5\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u670d\u52d9\u80fd\u5920\u652f\u6301\u5404\u7a2e\u6578\u64da\u5eab\u64cd\u4f5c\uff0c\u78ba\u4fdd\u60a8\u7684\u696d\u52d9\u904b\u884c\u9806\u5229\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5728MSSQL\u4e2d\u9078\u64c7\u201c\u522a\u9664\u201d\u7684\u6700\u4f73\u5be6\u8e10\u8207\u7d93\u9a57\uff0c\u78ba\u4fdd\u6578\u64da\u5b89\u5168\u8207\u64cd\u4f5c\u6548\u7387\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-195735","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/195735","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=195735"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/195735\/revisions"}],"predecessor-version":[{"id":195736,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/195735\/revisions\/195736"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=195735"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=195735"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=195735"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}