{"id":441711,"date":"2025-05-25T09:24:28","date_gmt":"2025-05-25T01:24:28","guid":{"rendered":"https:\/\/www.idc.net\/help\/?p=441711"},"modified":"2025-05-25T09:24:28","modified_gmt":"2025-05-25T01:24:28","slug":"%e6%b7%b1%e5%85%a5%e7%90%86%e8%a7%a3mysql%e4%ba%8b%e5%8a%a1%e4%b8%8e%e9%9a%94%e7%a6%bb%e6%9c%ba%e5%88%b6%ef%bc%9a%e4%bb%8e%e8%bd%ac%e8%b4%a6%e5%9c%ba%e6%99%af%e5%88%b0mvcc%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/441711\/","title":{"rendered":"\u6df1\u5165\u7406\u89e3MySQL\u4e8b\u52a1\u4e0e\u9694\u79bb\u673a\u5236\uff1a\u4ece\u8f6c\u8d26\u573a\u666f\u5230MVCC\u8be6\u89e3"},"content":{"rendered":"<h2>\u524d\u8a00<\/h2>\n<p>\u5728\u65e5\u5e38\u6570\u636e\u5e93\u5e94\u7528\u4e2d\uff0c\u4e8b\u52a1\u673a\u5236\u662f\u786e\u4fdd\u6570\u636e\u4e00\u81f4\u6027\u548c\u7cfb\u7edf\u7a33\u5b9a\u6027\u7684\u6838\u5fc3\u7ec4\u6210\u90e8\u5206\uff0c\u5c24\u5176\u662f\u5728\u591a\u7528\u6237\u5e76\u53d1\u64cd\u4f5c\u7684\u60c5\u51b5\u4e0b\u3002\u5bf9\u4e8e\u9700\u8981\u9ad8\u5e76\u53d1\u5904\u7406\u80fd\u529b\u548c\u7a33\u5b9a\u8fd0\u884c\u73af\u5883\u7684\u4f01\u4e1a\u7cfb\u7edf\u800c\u8a00\uff0c\u9009\u62e9\u53ef\u9760\u7684\u57fa\u7840\u67b6\u6784\u5c24\u4e3a\u91cd\u8981\uff0c\u6bd4\u5982\u90e8\u7f72\u5728<strong>\u9999\u6e2f\u4e91\u670d\u52a1\u5668<\/strong>\u4e0a\u7684\u6570\u636e\u5e93\u7cfb\u7edf\uff0c\u4e0d\u4ec5\u53ef\u4ee5\u63d0\u5347\u8bbf\u95ee\u901f\u5ea6\uff0c\u8fd8\u80fd\u589e\u5f3a\u6570\u636e\u4ea4\u4e92\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n<p>\u672c\u6587\u5c06\u56f4\u7ed5\u4ee5\u4e0b\u51e0\u4e2a\u6838\u5fc3\u90e8\u5206\u5c55\u5f00\u8bb2\u89e3\uff1a<\/p>\n<ul>\n<li>\u4e8b\u52a1\u7684\u57fa\u672c\u6982\u5ff5\u53caACID\u5c5e\u6027<\/li>\n<li>InnoDB\u5f15\u64ce\u4e2d\u7684\u56db\u79cd\u4e8b\u52a1\u9694\u79bb\u7ea7\u522b<\/li>\n<li>\u591a\u7248\u672c\u5e76\u53d1\u63a7\u5236\uff08MVCC\uff09\u673a\u5236\u7684\u5b9e\u73b0\u539f\u7406\u4e0e\u4f18\u52bf<\/li>\n<\/ul>\n<hr 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Control\uff09**\u673a\u5236\u3002<\/p>\n<p>\u5176\u6838\u5fc3\u601d\u60f3\u662f\uff1a<\/p>\n<ul>\n<li>\u6bcf\u4e2a\u4e8b\u52a1\u542f\u52a8\u65f6\u4f1a\u5206\u914d\u4e00\u4e2a\u552f\u4e00\u7684\u4e8b\u52a1ID\u3002<\/li>\n<li>\u8868\u4e2d\u6bcf\u884c\u8bb0\u5f55\u4fdd\u5b58\u591a\u4e2a\u7248\u672c\uff0c\u901a\u8fc7\u9690\u542b\u5b57\u6bb5\u5982 <code>DB_TRX_ID<\/code> \u548c <code>DB_ROLL_PTR<\/code> 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\/>\n<h2>\u7ed3\u8bed<\/h2>\n<p>\u4e8b\u52a1\u673a\u5236\u662f\u6570\u636e\u5e93\u7cfb\u7edf\u7a33\u5b9a\u8fd0\u884c\u7684\u57fa\u7840\uff0c\u7406\u89e3\u5176\u5de5\u4f5c\u539f\u7406\u4e0e\u9694\u79bb\u7ea7\u522b\u7684\u5f71\u54cd\u5bf9\u4e8e\u7cfb\u7edf\u67b6\u6784\u8bbe\u8ba1\u81f3\u5173\u91cd\u8981\u3002\u7ed3\u5408\u73b0\u4ee3\u6570\u636e\u5e93\u5f15\u64ce\u63d0\u4f9b\u7684MVCC\u673a\u5236\uff0c\u4f01\u4e1a\u53ef\u5728\u4fdd\u8bc1\u6570\u636e\u4e00\u81f4\u6027\u7684\u540c\u65f6\uff0c\u63d0\u5347\u7cfb\u7edf\u7684\u5e76\u53d1\u5904\u7406\u80fd\u529b\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u6784\u5efa\u5bf9\u6570\u636e\u4e00\u81f4\u6027\u8981\u6c42\u8f83\u9ad8\u7684\u7cfb\u7edf\uff0c\u5982\u91d1\u878d\u670d\u52a1\u3001\u652f\u4ed8\u7cfb\u7edf\u3001\u7535\u5546\u4ea4\u6613\u7b49\uff0c\u9009\u62e9\u6027\u80fd\u7a33\u5b9a\u3001\u4f4e\u5ef6\u8fdf\u7684<a 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[&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7038],"tags":[],"class_list":["post-441711","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/441711","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=441711"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/441711\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=441711"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=441711"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=441711"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}