{"id":77988,"date":"2024-10-16T11:23:19","date_gmt":"2024-10-16T03:23:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/77988\/"},"modified":"2024-10-16T11:23:19","modified_gmt":"2024-10-16T03:23:19","slug":"mysql%e6%8c%87%e4%bb%a4-commit%ef%bc%88%e6%8f%90%e4%ba%a4%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/77988\/","title":{"rendered":"MySQL\u6307\u4ee4: COMMIT\uff08\u63d0\u4ea4\uff09"},"content":{"rendered":"<h1 id=\"mysql%e6%8c%87%e4%bb%a4-commit%ef%bc%88%e6%8f%90%e4%ba%a4%ef%bc%89-gsqckxaMwx\">MySQL\u6307\u4ee4: COMMIT\uff08\u63d0\u4ea4\uff09<\/h1>\n<p>\u5728\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0cMySQL\u662f\u4e00\u500b\u5ee3\u6cdb\u4f7f\u7528\u7684\u95dc\u806f\u5f0f\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\u3002\u5b83\u63d0\u4f9b\u4e86\u591a\u7a2e\u6307\u4ee4\u4f86\u7ba1\u7406\u8cc7\u6599\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u3002\u5176\u4e2d\uff0cCOMMIT\uff08\u63d0\u4ea4\uff09\u6307\u4ee4\u662f\u975e\u5e38\u91cd\u8981\u7684\u4e00\u90e8\u5206\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u4e8b\u52d9\u6642\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eCOMMIT\u6307\u4ee4\u7684\u529f\u80fd\u3001\u4f7f\u7528\u60c5\u5883\u53ca\u5176\u5728\u8cc7\u6599\u5eab\u64cd\u4f5c\u4e2d\u7684\u91cd\u8981\u6027\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afcommit%e6%8c%87%e4%bb%a4%ef%bc%9f-gsqckxaMwx\">\u4ec0\u9ebc\u662fCOMMIT\u6307\u4ee4\uff1f<\/h2>\n<p>COMMIT\u6307\u4ee4\u7528\u65bc\u5c07\u7576\u524d\u4e8b\u52d9\u4e2d\u7684\u6240\u6709\u8b8a\u66f4\u6c38\u4e45\u6027\u5730\u4fdd\u5b58\u5230\u8cc7\u6599\u5eab\u4e2d\u3002\u7576\u4e00\u500b\u4e8b\u52d9\u958b\u59cb\u6642\uff0c\u6240\u6709\u7684\u64cd\u4f5c\u90fd\u662f\u5728\u4e00\u500b\u81e8\u6642\u72c0\u614b\u4e0b\u9032\u884c\u7684\uff0c\u9019\u610f\u5473\u8457\u9019\u4e9b\u8b8a\u66f4\u4e0d\u6703\u7acb\u5373\u53cd\u6620\u5728\u8cc7\u6599\u5eab\u4e2d\u3002\u53ea\u6709\u7576COMMIT\u6307\u4ee4\u88ab\u57f7\u884c\u5f8c\uff0c\u9019\u4e9b\u8b8a\u66f4\u624d\u6703\u88ab\u6b63\u5f0f\u8a18\u9304\u3002<\/p>\n<h2 id=\"%e4%ba%8b%e5%8b%99%e7%9a%84%e6%a6%82%e5%bf%b5-gsqckxaMwx\">\u4e8b\u52d9\u7684\u6982\u5ff5<\/h2>\n<p>\u5728\u6df1\u5165\u4e86\u89e3COMMIT\u4e4b\u524d\uff0c\u6211\u5011\u9700\u8981\u5148\u4e86\u89e3\u4ec0\u9ebc\u662f\u4e8b\u52d9\u3002\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\u7a2e\u7279\u6027\u7a31\u70ba\u539f\u5b50\u6027\uff08Atomicity\uff09\u3002\u4e8b\u52d9\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u5e7e\u500b\u7279\u6027\uff1a<\/p>\n<ul>\n<li><strong>\u539f\u5b50\u6027\uff08Atomicity\uff09<\/strong>: \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>: \u4e8b\u52d9\u7684\u57f7\u884c\u5fc5\u9808\u4f7f\u8cc7\u6599\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>: \u4e8b\u52d9\u7684\u57f7\u884c\u4e0d\u61c9\u8a72\u53d7\u5230\u5176\u4ed6\u4e8b\u52d9\u7684\u5f71\u97ff\u3002<\/li>\n<li><strong>\u6301\u4e45\u6027\uff08Durability\uff09<\/strong>: \u4e00\u65e6\u4e8b\u52d9\u88ab\u63d0\u4ea4\uff0c\u5176\u7d50\u679c\u61c9\u8a72\u6c38\u4e45\u4fdd\u5b58\uff0c\u5373\u4f7f\u7cfb\u7d71\u5d29\u6f70\u4e5f\u4e0d\u6703\u4e1f\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"commit%e7%9a%84%e4%bd%bf%e7%94%a8%e6%83%85%e5%a2%83-gsqckxaMwx\">COMMIT\u7684\u4f7f\u7528\u60c5\u5883<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0cCOMMIT\u6307\u4ee4\u901a\u5e38\u7528\u65bc\u4ee5\u4e0b\u60c5\u5883\uff1a<\/p>\n<ul>\n<li><strong>\u8cc7\u6599\u63d2\u5165<\/strong>: \u7576\u9700\u8981\u5c07\u65b0\u8cc7\u6599\u63d2\u5165\u5230\u8cc7\u6599\u5eab\u4e2d\u6642\uff0c\u4f7f\u7528COMMIT\u4f86\u78ba\u4fdd\u9019\u4e9b\u8b8a\u66f4\u88ab\u6c38\u4e45\u4fdd\u5b58\u3002<\/li>\n<li><strong>\u8cc7\u6599\u66f4\u65b0<\/strong>: \u5728\u66f4\u65b0\u73fe\u6709\u8cc7\u6599\u5f8c\uff0c\u57f7\u884cCOMMIT\u4ee5\u78ba\u8a8d\u8b8a\u66f4\u3002<\/li>\n<li><strong>\u8cc7\u6599\u522a\u9664<\/strong>: \u522a\u9664\u8cc7\u6599\u5f8c\uff0c\u4f7f\u7528COMMIT\u4f86\u78ba\u4fdd\u522a\u9664\u64cd\u4f5c\u7684\u6709\u6548\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"commit%e7%9a%84%e7%af%84%e4%be%8b-gsqckxaMwx\">COMMIT\u7684\u7bc4\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u7bc4\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5728MySQL\u4e2d\u4f7f\u7528COMMIT\u6307\u4ee4\uff1a<\/p>\n<pre><code>START TRANSACTION;  -- \u958b\u59cb\u4e8b\u52d9\nINSERT INTO users (name, email) VALUES ('John Doe', 'john@example.com');  -- \u63d2\u5165\u65b0\u7528\u6236\nUPDATE users SET email = 'john.doe@example.com' WHERE name = 'John Doe';  -- \u66f4\u65b0\u7528\u6236\u90f5\u4ef6\nCOMMIT;  -- \u63d0\u4ea4\u4e8b\u52d9\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u7bc4\u4f8b\u4e2d\uff0c\u6211\u5011\u9996\u5148\u958b\u59cb\u4e00\u500b\u4e8b\u52d9\uff0c\u7136\u5f8c\u63d2\u5165\u4e00\u500b\u65b0\u7528\u6236\u4e26\u66f4\u65b0\u5176\u90f5\u4ef6\u5730\u5740\u3002\u6700\u5f8c\uff0c\u901a\u904e\u57f7\u884cCOMMIT\u6307\u4ee4\uff0c\u5c07\u9019\u4e9b\u8b8a\u66f4\u6c38\u4e45\u4fdd\u5b58\u5230\u8cc7\u6599\u5eab\u4e2d\u3002<\/p>\n<h2 id=\"commit%e7%9a%84%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-gsqckxaMwx\">COMMIT\u7684\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u4f7f\u7528COMMIT\u6307\u4ee4\u6642\uff0c\u6709\u5e7e\u9ede\u9700\u8981\u6ce8\u610f\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u5728\u57f7\u884cCOMMIT\u4e4b\u524d\uff0c\u6240\u6709\u64cd\u4f5c\u90fd\u5df2\u6b63\u78ba\u57f7\u884c\uff0c\u56e0\u70ba\u4e00\u65e6\u63d0\u4ea4\uff0c\u7121\u6cd5\u64a4\u56de\u3002<\/li>\n<li>\u5728\u9ad8\u4f75\u767c\u74b0\u5883\u4e2d\uff0c\u8003\u616e\u4e8b\u52d9\u7684\u9694\u96e2\u7d1a\u5225\uff0c\u4ee5\u907f\u514d\u8cc7\u6599\u4e0d\u4e00\u81f4\u7684\u60c5\u6cc1\u3002<\/li>\n<li>\u5b9a\u671f\u5099\u4efd\u8cc7\u6599\u5eab\uff0c\u4ee5\u9632\u6b62\u56e0\u610f\u5916\u60c5\u6cc1\u5c0e\u81f4\u7684\u8cc7\u6599\u4e1f\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-gsqckxaMwx\">\u7e3d\u7d50<\/h2>\n<p>COMMIT\u6307\u4ee4\u5728MySQL\u4e2d\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\uff0c\u78ba\u4fdd\u4e86\u8cc7\u6599\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u3002\u901a\u904e\u6b63\u78ba\u4f7f\u7528COMMIT\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u8cc7\u6599\u5eab\u4e2d\u7684\u4e8b\u52d9\uff0c\u5f9e\u800c\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u53ef\u9760\u6027\u3002\u5982\u679c\u60a8\u5c0d\u65bc\u8cc7\u6599\u5eab\u7ba1\u7406\u6709\u9032\u4e00\u6b65\u7684\u9700\u6c42\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u642d\u5efa\u60a8\u7684\u8cc7\u6599\u5eab\u74b0\u5883\uff0c\u4eab\u53d7\u66f4\u9ad8\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3MySQL\u6307\u4ee4COMMIT\uff08\u63d0\u4ea4\uff09\u7684\u529f\u80fd\uff0c\u786e\u4fdd\u4e8b\u52a1\u4e2d\u7684\u6240\u6709\u66f4\u6539\u88ab\u6c38\u4e45\u4fdd\u5b58\uff0c\u63d0\u5347\u6570\u636e\u4e00\u81f4\u6027\u4e0e\u5b8c\u6574\u6027\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-77988","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/77988","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=77988"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/77988\/revisions"}],"predecessor-version":[{"id":77989,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/77988\/revisions\/77989"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=77988"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=77988"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=77988"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}