{"id":168331,"date":"2024-11-06T11:29:25","date_gmt":"2024-11-06T03:29:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/168331\/"},"modified":"2024-11-06T11:29:25","modified_gmt":"2024-11-06T03:29:25","slug":"sql-server-%e5%94%86%e7%99%bc%e5%99%a8%ef%bc%9a%e8%a7%a3%e9%8e%96%e6%95%b8%e6%93%9a%e5%ba%ab%e6%80%a7%e8%83%bd%e7%9a%84%e9%97%9c%e9%8d%b5%ef%bc%88sqlserver-%e5%94%86%e7%99%bc%e5%99%a8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/168331\/","title":{"rendered":"SQL Server \u5506\u767c\u5668\uff1a\u89e3\u9396\u6578\u64da\u5eab\u6027\u80fd\u7684\u95dc\u9375\uff08sqlserver \u5506\u767c\u5668\uff09"},"content":{"rendered":"<h1 id=\"sql-server-%e5%94%86%e7%99%bc%e5%99%a8%ef%bc%9a%e8%a7%a3%e9%8e%96%e6%95%b8%e6%93%9a%e5%ba%ab%e6%80%a7%e8%83%bd%e7%9a%84%e9%97%9c%e9%8d%b5-wvIlxaeOxA\">SQL Server \u5506\u767c\u5668\uff1a\u89e3\u9396\u6578\u64da\u5eab\u6027\u80fd\u7684\u95dc\u9375<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u6027\u80fd\u5c0d\u65bc\u4f01\u696d\u7684\u6210\u529f\u81f3\u95dc\u91cd\u8981\u3002SQL Server \u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\u4f86\u512a\u5316\u6578\u64da\u8655\u7406\u548c\u67e5\u8a62\u6027\u80fd\u3002\u5176\u4e2d\uff0c\u5506\u767c\u5668\uff08Triggers\uff09\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u81ea\u52d5\u57f7\u884c\u7279\u5b9a\u64cd\u4f5c\uff0c\u5f9e\u800c\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u6548\u7387\u548c\u53ef\u9760\u6027\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%94%86%e7%99%bc%e5%99%a8%ef%bc%9f-wvIlxaeOxA\">\u4ec0\u9ebc\u662f\u5506\u767c\u5668\uff1f<\/h2>\n<p>\u5506\u767c\u5668\u662f\u4e00\u7a2e\u7279\u6b8a\u7684\u5b58\u5132\u904e\u7a0b\uff0c\u5b83\u6703\u5728\u7279\u5b9a\u4e8b\u4ef6\u767c\u751f\u6642\u81ea\u52d5\u57f7\u884c\u3002\u9019\u4e9b\u4e8b\u4ef6\u901a\u5e38\u662f\u5c0d\u6578\u64da\u8868\u7684\u63d2\u5165\u3001\u66f4\u65b0\u6216\u522a\u9664\u64cd\u4f5c\u3002\u5506\u767c\u5668\u53ef\u4ee5\u7528\u4f86\u57f7\u884c\u6578\u64da\u9a57\u8b49\u3001\u8a18\u9304\u8b8a\u66f4\u3001\u7dad\u8b77\u6578\u64da\u5b8c\u6574\u6027\u7b49\u4efb\u52d9\u3002<\/p>\n<h2 id=\"%e5%94%86%e7%99%bc%e5%99%a8%e7%9a%84%e9%a1%9e%e5%9e%8b-wvIlxaeOxA\">\u5506\u767c\u5668\u7684\u985e\u578b<\/h2>\n<p>\u5728 SQL Server \u4e2d\uff0c\u5506\u767c\u5668\u4e3b\u8981\u5206\u70ba\u5169\u7a2e\u985e\u578b\uff1a<\/p>\n<ul>\n<li><strong>\u884c\u7d1a\u5506\u767c\u5668\uff08Row-level Triggers\uff09<\/strong>\uff1a\u9019\u985e\u5506\u767c\u5668\u5728\u6bcf\u4e00\u884c\u6578\u64da\u88ab\u5f71\u97ff\u6642\u57f7\u884c\uff0c\u9069\u5408\u9700\u8981\u5c0d\u6bcf\u4e00\u884c\u8b8a\u66f4\u9032\u884c\u8655\u7406\u7684\u60c5\u6cc1\u3002<\/li>\n<li><strong>\u8a9e\u53e5\u7d1a\u5506\u767c\u5668\uff08Statement-level Triggers\uff09<\/strong>\uff1a\u9019\u985e\u5506\u767c\u5668\u5728\u6574\u500b\u8a9e\u53e5\u57f7\u884c\u5f8c\u57f7\u884c\uff0c\u7121\u8ad6\u5f71\u97ff\u4e86\u591a\u5c11\u884c\u6578\u64da\uff0c\u9069\u5408\u9700\u8981\u5c0d\u6574\u9ad4\u64cd\u4f5c\u9032\u884c\u8655\u7406\u7684\u60c5\u6cc1\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%94%86%e7%99%bc%e5%99%a8%e7%9a%84%e4%bd%bf%e7%94%a8%e5%a0%b4%e6%99%af-wvIlxaeOxA\">\u5506\u767c\u5668\u7684\u4f7f\u7528\u5834\u666f<\/h2>\n<p>\u5506\u767c\u5668\u53ef\u4ee5\u5728\u591a\u7a2e\u5834\u666f\u4e2d\u767c\u63ee\u4f5c\u7528\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u4f7f\u7528\u6848\u4f8b\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u5be9\u8a08<\/strong>\uff1a\u901a\u904e\u5728\u63d2\u5165\u6216\u66f4\u65b0\u64cd\u4f5c\u6642\u81ea\u52d5\u8a18\u9304\u8b8a\u66f4\uff0c\u53ef\u4ee5\u5be6\u73fe\u6578\u64da\u7684\u5be9\u8a08\u8ddf\u8e64\u3002<\/li>\n<li><strong>\u6578\u64da\u5b8c\u6574\u6027<\/strong>\uff1a\u5728\u6578\u64da\u63d2\u5165\u6216\u66f4\u65b0\u4e4b\u524d\uff0c\u6aa2\u67e5\u6578\u64da\u7684\u6709\u6548\u6027\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002<\/li>\n<li><strong>\u81ea\u52d5\u8a08\u7b97<\/strong>\uff1a\u5728\u6578\u64da\u8b8a\u66f4\u6642\u81ea\u52d5\u8a08\u7b97\u76f8\u95dc\u5b57\u6bb5\u7684\u503c\uff0c\u4f8b\u5982\u66f4\u65b0\u7e3d\u91d1\u984d\u6216\u8a08\u7b97\u6298\u6263\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%89%b5%e5%bb%ba%e5%94%86%e7%99%bc%e5%99%a8-wvIlxaeOxA\">\u5982\u4f55\u5275\u5efa\u5506\u767c\u5668<\/h2>\n<p>\u5275\u5efa\u5506\u767c\u5668\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>CREATE TRIGGER trigger_name\nON table_name\nAFTER INSERT, UPDATE, DELETE\nAS\nBEGIN\n    -- \u89f8\u767c\u5668\u908f\u8f2f\nEND;<\/code><\/pre>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u8a72\u793a\u4f8b\u5728\u5c0d\u201cOrders\u201d\u8868\u9032\u884c\u63d2\u5165\u64cd\u4f5c\u6642\u81ea\u52d5\u8a18\u9304\u8b8a\u66f4\uff1a<\/p>\n<pre><code>CREATE TRIGGER trg_AfterInsert\nON Orders\nAFTER INSERT\nAS\nBEGIN\n    INSERT INTO OrderAudit (OrderID, ChangeDate)\n    SELECT OrderID, GETDATE() FROM inserted;\nEND;<\/code><\/pre>\n<h2 id=\"%e5%94%86%e7%99%bc%e5%99%a8%e7%9a%84%e5%84%aa%e7%bc%ba%e9%bb%9e-wvIlxaeOxA\">\u5506\u767c\u5668\u7684\u512a\u7f3a\u9ede<\/h2>\n<p>\u96d6\u7136\u5506\u767c\u5668\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\u63d0\u4f9b\u4e86\u8a31\u591a\u512a\u52e2\uff0c\u4f46\u4e5f\u5b58\u5728\u4e00\u4e9b\u6f5b\u5728\u7684\u7f3a\u9ede\uff1a<\/p>\n<h3 id=\"%e5%84%aa%e9%bb%9e-wvIlxaeOxA\">\u512a\u9ede<\/h3>\n<ul>\n<li>\u81ea\u52d5\u5316\uff1a\u5506\u767c\u5668\u53ef\u4ee5\u81ea\u52d5\u57f7\u884c\u64cd\u4f5c\uff0c\u6e1b\u5c11\u624b\u52d5\u5e72\u9810\u7684\u9700\u8981\u3002<\/li>\n<li>\u6578\u64da\u5b8c\u6574\u6027\uff1a\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002<\/li>\n<li>\u5be9\u8a08\u8ddf\u8e64\uff1a\u63d0\u4f9b\u4e86\u5c0d\u6578\u64da\u8b8a\u66f4\u7684\u8a73\u7d30\u8a18\u9304\u3002<\/li>\n<\/ul>\n<h3 id=\"%e7%bc%ba%e9%bb%9e-wvIlxaeOxA\">\u7f3a\u9ede<\/h3>\n<ul>\n<li>\u6027\u80fd\u5f71\u97ff\uff1a\u4e0d\u7576\u4f7f\u7528\u5506\u767c\u5668\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\uff0c\u7279\u5225\u662f\u5728\u9ad8\u983b\u7387\u7684\u6578\u64da\u64cd\u4f5c\u4e2d\u3002<\/li>\n<li>\u8abf\u8a66\u56f0\u96e3\uff1a\u5506\u767c\u5668\u7684\u908f\u8f2f\u53ef\u80fd\u6703\u4f7f\u5f97\u8abf\u8a66\u8b8a\u5f97\u66f4\u52a0\u8907\u96dc\u3002<\/li>\n<li>\u96b1\u85cf\u908f\u8f2f\uff1a\u5506\u767c\u5668\u7684\u5b58\u5728\u53ef\u80fd\u6703\u4f7f\u5f97\u6578\u64da\u64cd\u4f5c\u7684\u908f\u8f2f\u4e0d\u660e\u986f\uff0c\u589e\u52a0\u4e86\u7dad\u8b77\u7684\u96e3\u5ea6\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-wvIlxaeOxA\">\u7e3d\u7d50<\/h2>\n<p>SQL Server \u7684\u5506\u767c\u5668\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u81ea\u52d5\u5316\u6578\u64da\u8655\u7406\u548c\u7dad\u8b77\u6578\u64da\u5b8c\u6574\u6027\u3002\u96d6\u7136\u5b83\u5011\u63d0\u4f9b\u4e86\u8a31\u591a\u512a\u52e2\uff0c\u4f46\u5728\u4f7f\u7528\u6642\u4e5f\u9700\u8981\u8b39\u614e\u8003\u616e\u5176\u6f5b\u5728\u7684\u6027\u80fd\u5f71\u97ff\u548c\u7dad\u8b77\u6311\u6230\u3002\u4e86\u89e3\u5982\u4f55\u6709\u6548\u5730\u4f7f\u7528\u5506\u767c\u5668\uff0c\u5c07\u6709\u52a9\u65bc\u89e3\u9396\u6578\u64da\u5eab\u6027\u80fd\u7684\u6f5b\u529b\uff0c\u5f9e\u800c\u652f\u6301\u4f01\u696d\u7684\u6578\u64da\u9a45\u52d5\u6c7a\u7b56\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u512a\u5316\u6578\u64da\u5eab\u6027\u80fd\uff0c\u63d0\u5347\u696d\u52d9\u6548\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 SQL Server 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