{"id":139067,"date":"2024-10-31T17:58:23","date_gmt":"2024-10-31T09:58:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/139067\/"},"modified":"2024-10-31T17:58:23","modified_gmt":"2024-10-31T09:58:23","slug":"sql-server%e4%ba%8b%e5%8b%99%e8%99%95%e7%90%86%ef%bc%9a%e6%9c%89%e6%95%88%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88%ef%bc%88%e5%85%a9%e5%80%8bsqlserver%e4%ba%8b%e7%89%a9%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/139067\/","title":{"rendered":"SQL Server\u4e8b\u52d9\u8655\u7406\uff1a\u6709\u6548\u89e3\u6c7a\u65b9\u6848\uff08\u5169\u500bsqlserver\u4e8b\u7269\uff09"},"content":{"rendered":"<h1 id=\"sql-server%e4%ba%8b%e5%8b%99%e8%99%95%e7%90%86%ef%bc%9a%e6%9c%89%e6%95%88%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88%ef%bc%88%e5%85%a9%e5%80%8bsql-server%e4%ba%8b%e7%89%a9%ef%bc%89-UiqIJGKvvN\">SQL Server\u4e8b\u52d9\u8655\u7406\uff1a\u6709\u6548\u89e3\u6c7a\u65b9\u6848\uff08\u5169\u500bSQL Server\u4e8b\u7269\uff09<\/h1>\n<p>\u5728\u73fe\u4ee3\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u4e8b\u52d9\u8655\u7406\u662f\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u7684\u91cd\u8981\u6a5f\u5236\u3002SQL Server\u4f5c\u70ba\u4e00\u500b\u5f37\u5927\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u5de5\u5177\u548c\u65b9\u6cd5\u4f86\u8655\u7406\u4e8b\u52d9\u3002\u672c\u6587\u5c07\u63a2\u8a0eSQL Server\u4e2d\u7684\u4e8b\u52d9\u8655\u7406\uff0c\u4e26\u63d0\u4f9b\u5169\u500b\u6709\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u7ba1\u7406\u4e8b\u52d9\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afsql-server%e4%ba%8b%e5%8b%99%ef%bc%9f-UiqIJGKvvN\">\u4ec0\u9ebc\u662fSQL Server\u4e8b\u52d9\uff1f<\/h2>\n<p>\u4e8b\u52d9\u662f\u4e00\u7d44\u64cd\u4f5c\u7684\u96c6\u5408\uff0c\u9019\u4e9b\u64cd\u4f5c\u8981\u9ebc\u5168\u90e8\u6210\u529f\uff0c\u8981\u9ebc\u5168\u90e8\u5931\u6557\u3002\u9019\u4e00\u7279\u6027\u88ab\u7a31\u70ba\u539f\u5b50\u6027\uff08Atomicity\uff09\u3002\u5728SQL Server\u4e2d\uff0c\u4e8b\u52d9\u7684\u4e3b\u8981\u7279\u6027\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u539f\u5b50\u6027\uff08Atomicity\uff09<\/strong>\uff1a\u4e8b\u52d9\u4e2d\u7684\u6240\u6709\u64cd\u4f5c\u8981\u9ebc\u5168\u90e8\u57f7\u884c\uff0c\u8981\u9ebc\u5168\u90e8\u4e0d\u57f7\u884c\u3002<\/li>\n<li><strong>\u4e00\u81f4\u6027\uff08Consistency\uff09<\/strong>\uff1a\u4e8b\u52d9\u7684\u57f7\u884c\u5fc5\u9808\u4f7f\u6578\u64da\u5eab\u5f9e\u4e00\u500b\u4e00\u81f4\u7684\u72c0\u614b\u8f49\u8b8a\u5230\u53e6\u4e00\u500b\u4e00\u81f4\u7684\u72c0\u614b\u3002<\/li>\n<li><strong>\u9694\u96e2\u6027\uff08Isolation\uff09<\/strong>\uff1a\u4e8b\u52d9\u7684\u57f7\u884c\u4e0d\u61c9\u53d7\u5230\u5176\u4ed6\u4e8b\u52d9\u7684\u5f71\u97ff\u3002<\/li>\n<li><strong>\u6301\u4e45\u6027\uff08Durability\uff09<\/strong>\uff1a\u4e00\u65e6\u4e8b\u52d9\u63d0\u4ea4\uff0c\u5c0d\u6578\u64da\u7684\u4fee\u6539\u5c07\u6c38\u4e45\u4fdd\u5b58\u3002<\/li>\n<\/ul>\n<h2 id=\"sql-server%e4%b8%ad%e7%9a%84%e4%ba%8b%e5%8b%99%e8%99%95%e7%90%86%e6%96%b9%e6%b3%95-UiqIJGKvvN\">SQL Server\u4e2d\u7684\u4e8b\u52d9\u8655\u7406\u65b9\u6cd5<\/h2>\n<p>\u5728SQL Server\u4e2d\uff0c\u4e8b\u52d9\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u5f0f\u9032\u884c\u8655\u7406\uff1a<\/p>\n<ul>\n<li><strong>\u986f\u5f0f\u4e8b\u52d9<\/strong>\uff1a\u4f7f\u7528BEGIN TRANSACTION\u3001COMMIT\u548cROLLBACK\u8a9e\u53e5\u4f86\u624b\u52d5\u63a7\u5236\u4e8b\u52d9\u3002<\/li>\n<li><strong>\u96b1\u5f0f\u4e8b\u52d9<\/strong>\uff1aSQL Server\u81ea\u52d5\u70ba\u6bcf\u500b\u55ae\u7368\u7684\u8a9e\u53e5\u5275\u5efa\u4e8b\u52d9\u3002<\/li>\n<li><strong>\u81ea\u52d5\u4e8b\u52d9<\/strong>\uff1a\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0cSQL Server\u6703\u81ea\u52d5\u7ba1\u7406\u4e8b\u52d9\u3002<\/li>\n<\/ul>\n<h3 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88%e4%b8%80%ef%bc%9a%e4%bd%bf%e7%94%a8%e9%a1%af%e5%bc%8f%e4%ba%8b%e5%8b%99-UiqIJGKvvN\">\u89e3\u6c7a\u65b9\u6848\u4e00\uff1a\u4f7f\u7528\u986f\u5f0f\u4e8b\u52d9<\/h3>\n<p>\u986f\u5f0f\u4e8b\u52d9\u5141\u8a31\u958b\u767c\u8005\u5c0d\u4e8b\u52d9\u7684\u958b\u59cb\u548c\u7d50\u675f\u9032\u884c\u7cbe\u78ba\u63a7\u5236\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528\u986f\u5f0f\u4e8b\u52d9\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>BEGIN TRANSACTION;\n\nBEGIN TRY\n    -- \u57f7\u884c\u6578\u64da\u64cd\u4f5c\n    INSERT INTO Customers (Name, Email) VALUES ('John Doe', 'john@example.com');\n    INSERT INTO Orders (CustomerID, OrderDate) VALUES (SCOPE_IDENTITY(), GETDATE());\n\n    -- \u63d0\u4ea4\u4e8b\u52d9\n    COMMIT TRANSACTION;\nEND TRY\nBEGIN CATCH\n    -- \u56de\u6efe\u4e8b\u52d9\n    ROLLBACK TRANSACTION;\n    -- \u932f\u8aa4\u8655\u7406\n    SELECT ERROR_MESSAGE() AS ErrorMessage;\nEND CATCH;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u7576\u6240\u6709\u64cd\u4f5c\u6210\u529f\u6642\uff0c\u4e8b\u52d9\u5c07\u88ab\u63d0\u4ea4\uff1b\u5982\u679c\u51fa\u73fe\u932f\u8aa4\uff0c\u5247\u6703\u56de\u6efe\u4e8b\u52d9\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/p>\n<h3 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88%e4%ba%8c%ef%bc%9a%e4%bd%bf%e7%94%a8%e9%9a%94%e9%9b%a2%e7%b4%9a%e5%88%a5-UiqIJGKvvN\">\u89e3\u6c7a\u65b9\u6848\u4e8c\uff1a\u4f7f\u7528\u9694\u96e2\u7d1a\u5225<\/h3>\n<p>SQL Server\u63d0\u4f9b\u4e86\u591a\u7a2e\u9694\u96e2\u7d1a\u5225\u4f86\u63a7\u5236\u4e8b\u52d9\u4e4b\u9593\u7684\u76f8\u4e92\u5f71\u97ff\u3002\u9078\u64c7\u5408\u9069\u7684\u9694\u96e2\u7d1a\u5225\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7d71\u7684\u6027\u80fd\u548c\u6578\u64da\u7684\u5b89\u5168\u6027\u3002\u4ee5\u4e0b\u662f\u5e38\u898b\u7684\u9694\u96e2\u7d1a\u5225\uff1a<\/p>\n<ul>\n<li><strong>\u8b80\u53d6\u672a\u63d0\u4ea4\uff08READ UNCOMMITTED\uff09<\/strong>\uff1a\u5141\u8a31\u8b80\u53d6\u672a\u63d0\u4ea4\u7684\u6578\u64da\uff0c\u53ef\u80fd\u5c0e\u81f4\u9ad2\u8b80\u3002<\/li>\n<li><strong>\u8b80\u53d6\u5df2\u63d0\u4ea4\uff08READ COMMITTED\uff09<\/strong>\uff1a\u53ea\u5141\u8a31\u8b80\u53d6\u5df2\u63d0\u4ea4\u7684\u6578\u64da\uff0c\u907f\u514d\u9ad2\u8b80\u3002<\/li>\n<li><strong>\u53ef\u91cd\u8907\u8b80\u53d6\uff08REPEATABLE READ\uff09<\/strong>\uff1a\u5728\u4e8b\u52d9\u57f7\u884c\u671f\u9593\uff0c\u9632\u6b62\u5176\u4ed6\u4e8b\u52d9\u4fee\u6539\u5df2\u8b80\u53d6\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u5e8f\u5217\u5316\uff08SERIALIZABLE\uff09<\/strong>\uff1a\u6700\u56b4\u683c\u7684\u9694\u96e2\u7d1a\u5225\uff0c\u9632\u6b62\u5176\u4ed6\u4e8b\u52d9\u63d2\u5165\u65b0\u6578\u64da\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u8a2d\u7f6e\u9694\u96e2\u7d1a\u5225\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>SET TRANSACTION ISOLATION LEVEL SERIALIZABLE;\n\nBEGIN TRANSACTION;\n\n-- \u57f7\u884c\u6578\u64da\u64cd\u4f5c\nSELECT * FROM Customers WHERE Name = 'John Doe';\n\nCOMMIT TRANSACTION;<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-UiqIJGKvvN\">\u7e3d\u7d50<\/h2>\n<p>SQL Server\u7684\u4e8b\u52d9\u8655\u7406\u662f\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u7684\u95dc\u9375\u3002\u901a\u904e\u4f7f\u7528\u986f\u5f0f\u4e8b\u52d9\u548c\u9069\u7576\u7684\u9694\u96e2\u7d1a\u5225\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u4e8b\u52d9\uff0c\u907f\u514d\u6578\u64da\u932f\u8aa4\u548c\u4e0d\u4e00\u81f4\u7684\u60c5\u6cc1\u3002\u4e86\u89e3\u9019\u4e9b\u6280\u8853\u4e0d\u50c5\u80fd\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u9084\u80fd\u589e\u5f37\u61c9\u7528\u7a0b\u5e8f\u7684\u7a69\u5b9a\u6027\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\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f\u6578\u64da\u5eab\u7ba1\u7406\u9084\u662f\u61c9\u7528\u7a0b\u5e8f\u90e8\u7f72\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4e91\u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22SQL Server\u4e8b\u52d9\u8655\u7406\u7684\u6709\u6548\u89e3\u6c7a\u65b9\u6848\uff0c\u5b78\u7fd2\u5982\u4f55\u7ba1\u7406\u548c\u512a\u5316\u5169\u500bSQL Server\u4e8b\u52d9\u4ee5\u63d0\u5347\u6578\u64da\u4e00\u81f4\u6027\u548c\u6027\u80fd\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-139067","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/139067","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=139067"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/139067\/revisions"}],"predecessor-version":[{"id":139068,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/139067\/revisions\/139068"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=139067"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=139067"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=139067"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}