{"id":5801,"date":"2024-11-14T10:23:35","date_gmt":"2024-11-14T02:23:35","guid":{"rendered":"https:\/\/fwq.ai\/blog\/5801\/"},"modified":"2024-11-14T10:23:35","modified_gmt":"2024-11-14T02:23:35","slug":"mysql-mvcc%e6%9c%ba%e5%88%b6%e6%9c%89%e4%bb%80%e4%b9%88%e7%94%a8","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/5801\/","title":{"rendered":"mysql\u00a0mvcc\u673a\u5236\u6709\u4ec0\u4e48\u7528"},"content":{"rendered":"<blockquote><p>\n  mysql mvcc \u673a\u5236\u7528\u4e8e\u4fdd\u8bc1\u5e76\u53d1\u4e8b\u52a1\u7684\u9694\u79bb\u6027\uff0c\u5177\u4f53\u7528\u9014\u5305\u62ec\uff1a\u907f\u514d\u810f\u8bfb\uff1a\u9632\u6b62\u672a\u63d0\u4ea4\u4e8b\u52a1\u7684\u4fee\u6539\u88ab\u8bfb\u53d6\u3002\u9884\u9632\u5e7b\u8bfb\uff1a\u9632\u6b62\u540c\u4e00\u884c\u7684\u4e0d\u540c\u7248\u672c\u88ab\u63d2\u5165\u6216\u5220\u9664\u3002\u5904\u7406\u4e0d\u53ef\u91cd\u590d\u8bfb\uff1a\u540c\u4e00\u884c\u6570\u636e\u4e0d\u4f1a\u5728\u8bfb\u53d6\u4e24\u6b21\u65f6\u51fa\u73b0\u4e0d\u540c\u7248\u672c\u3002\u51cf\u5c11\u9501\u4e89\u7528\uff1a\u4f7f\u7528\u884c\u7ea7\u9501\u5b9a\u800c\u975e\u8868\u7ea7\u9501\u5b9a\uff0c\u51cf\u5c11\u9501\u4e89\u7528\u5e76\u63d0\u9ad8\u5e76\u53d1\u6027\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202406\/02\/2024060202213136367.jpg\" class=\"aligncenter\" title=\"mysql\u00a0mvcc\u673a\u5236\u6709\u4ec0\u4e48\u7528\u63d2\u56fe\" alt=\"mysql\u00a0mvcc\u673a\u5236\u6709\u4ec0\u4e48\u7528\u63d2\u56fe\" \/><\/p>\n<p><strong>MySQL MVCC \u673a\u5236\u7684\u7528\u9014<\/strong><\/p>\n<p>MySQL \u591a\u7248\u672c\u5e76\u53d1\u63a7\u5236\uff08MVCC\uff09\u673a\u5236\u662f\u4e00\u79cd\u884c\u7ea7\u9501\u5b9a\u7684\u5b9e\u65bd\u65b9\u5f0f\uff0c\u5b83\u5141\u8bb8\u6570\u636e\u5e93\u5728\u5e76\u53d1\u4e8b\u52a1\u4e2d\u540c\u65f6\u8bbf\u95ee\u548c\u4fee\u6539\u6570\u636e\uff0c\u800c\u4e0d\u4f1a\u4ea7\u751f\u810f\u8bfb\u3001\u5e7b\u8bfb\u6216\u4e0d\u53ef\u91cd\u590d\u8bfb\u7b49\u5e76\u53d1\u95ee\u9898\u3002<\/p>\n<p><strong>\u5177\u4f53\u7528\u9014\u5982\u4e0b\uff1a<\/strong><\/p>\n<ul>\n<li> <strong>\u4fdd\u8bc1\u5e76\u53d1\u4e8b\u52a1\u7684\u9694\u79bb\u6027\uff1a<\/strong>\u5373\u4f7f\u5728\u591a\u4e2a\u4e8b\u52a1\u540c\u65f6\u8fd0\u884c\u7684\u60c5\u51b5\u4e0b\uff0c\u6bcf\u4e2a\u4e8b\u52a1\u90fd\u80fd\u770b\u5230\u4e00\u4e2a\u9694\u79bb\u7684\u6570\u636e\u5e93\u89c6\u56fe\uff0c\u4eff\u4f5b\u6570\u636e\u5e93\u53ea\u6709\u5b83\u72ec\u81ea\u64cd\u4f5c\u4e00\u6837\u3002<\/li>\n<li> <strong>\u907f\u514d\u810f\u8bfb\uff1a<\/strong>\u4e00\u4e2a\u4e8b\u52a1\u65e0\u6cd5\u8bfb\u53d6\u672a\u63d0\u4ea4\u4e8b\u52a1\u6240\u505a\u7684\u4fee\u6539\uff0c\u4ece\u800c\u9632\u6b62\u810f\u6570\u636e\u88ab\u5176\u4ed6\u4e8b\u52a1\u8bfb\u53d6\u3002<\/li>\n<li> <strong>\u9884\u9632\u5e7b\u8bfb\uff1a<\/strong>\u4e00\u4e2a\u4e8b\u52a1\u65e0\u6cd5\u5728\u63d0\u4ea4\u540e\u518d\u6b21\u8bfb\u53d6\u540c\u4e00\u884c\u7684\u4e0d\u540c\u7248\u672c\uff0c\u4ece\u800c\u9632\u6b62\u5e7b\u884c\u88ab\u63d2\u5165\u6216\u5220\u9664\u3002<\/li>\n<li> <strong>\u5904\u7406\u4e0d\u53ef\u91cd\u590d\u8bfb\uff1a<\/strong>\u4e00\u4e2a\u4e8b\u52a1\u5728\u8bfb\u53d6\u540c\u4e00\u884c\u4e24\u6b21\u65f6\uff0c\u5982\u679c\u6570\u636e\u88ab\u53e6\u4e00\u4e2a\u4e8b\u52a1\u4fee\u6539\uff0c\u5219\u8be5\u4e8b\u52a1\u5c06\u8bfb\u53d6\u5230\u66f4\u65b0\u540e\u7684\u7248\u672c\uff0c\u4ece\u800c\u907f\u514d\u4e0d\u53ef\u91cd\u590d\u8bfb\u7684\u60c5\u51b5\u3002<\/li>\n<li> <strong>\u5b9e\u73b0\u5feb\u7167\u9694\u79bb\u7ea7\u522b\uff1a<\/strong>MVCC \u673a\u5236\u662f\u5b9e\u73b0\u5feb\u7167\u9694\u79bb\u7ea7\u522b\u7684\u57fa\u7840\uff0c\u8be5\u9694\u79bb\u7ea7\u522b\u63d0\u4f9b\u4e8b\u52a1\u5f00\u59cb\u65f6\u6570\u636e\u5e93\u72b6\u6001\u7684\u5feb\u7167\u89c6\u56fe\u3002<\/li>\n<li> <strong>\u51cf\u5c11\u9501\u4e89\u7528\uff1a<\/strong>\u901a\u8fc7\u884c\u7ea7\u9501\u5b9a\u800c\u4e0d\u662f\u8868\u7ea7\u9501\u5b9a\uff0cMVCC \u673a\u5236\u663e\u8457\u51cf\u5c11\u4e86\u9501\u4e89\u7528\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u6570\u636e\u5e93\u7684\u5e76\u53d1\u6027\u3002<\/li>\n<\/ul>\n<p>\u901a\u8fc7\u8fd9\u4e9b\u7528\u9014\uff0cMySQL MVCC \u673a\u5236\u786e\u4fdd\u4e86\u5e76\u53d1\u4e8b\u52a1\u4e2d\u7684\u6570\u636e\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\uff0c\u5141\u8bb8\u591a\u4e2a\u7528\u6237\u540c\u65f6\u8bbf\u95ee\u548c\u4fee\u6539\u6570\u636e\u5e93\u800c\u65e0\u9700\u62c5\u5fc3\u6570\u636e\u635f\u574f\u6216\u4e0d\u4e00\u81f4\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f&nbsp;mvcc\u673a\u5236\u6709\u4ec0\u4e48\u7528\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>mysql mvcc \u673a\u5236\u7528\u4e8e\u4fdd\u8bc1\u5e76\u53d1\u4e8b\u52a1\u7684\u9694\u79bb\u6027\uff0c\u5177\u4f53\u7528\u9014\u5305\u62ec\uff1a\u907f\u514d\u810f\u8bfb\uff1a\u9632\u6b62\u672a\u63d0\u4ea4\u4e8b\u52a1\u7684\u4fee\u6539\u88ab\u8bfb\u53d6\u3002\u9884\u9632\u5e7b\u8bfb\uff1a\u9632\u6b62\u540c\u4e00\u884c\u7684\u4e0d\u540c\u7248\u672c\u88ab\u63d2\u5165\u6216\u5220\u9664\u3002\u5904\u7406\u4e0d\u53ef\u91cd\u590d\u8bfb\uff1a\u540c\u4e00\u884c\u6570\u636e\u4e0d\u4f1a\u5728\u8bfb\u53d6\u4e24\u6b21\u65f6\u51fa\u73b0\u4e0d\u540c\u7248\u672c\u3002\u51cf\u5c11\u9501\u4e89\u7528\uff1a\u4f7f\u7528\u884c\u7ea7\u9501\u5b9a\u800c\u975e\u8868\u7ea7\u9501\u5b9a\uff0c\u51cf\u5c11\u9501\u4e89\u7528\u5e76\u63d0\u9ad8\u5e76\u53d1\u6027\u3002 MySQL MVCC \u673a\u5236\u7684\u7528\u9014 MySQL \u591a\u7248\u672c\u5e76\u53d1\u63a7\u5236\uff08MVCC\uff09\u673a\u5236\u662f\u4e00\u79cd\u884c\u7ea7\u9501\u5b9a\u7684\u5b9e\u65bd\u65b9\u5f0f\uff0c\u5b83\u5141\u8bb8\u6570\u636e\u5e93\u5728\u5e76\u53d1\u4e8b\u52a1\u4e2d\u540c\u65f6\u8bbf\u95ee\u548c\u4fee\u6539\u6570\u636e\uff0c\u800c\u4e0d\u4f1a\u4ea7\u751f\u810f\u8bfb\u3001\u5e7b\u8bfb\u6216\u4e0d\u53ef\u91cd\u590d\u8bfb\u7b49\u5e76\u53d1\u95ee\u9898\u3002 \u5177\u4f53\u7528\u9014\u5982\u4e0b\uff1a \u4fdd\u8bc1\u5e76\u53d1\u4e8b\u52a1\u7684\u9694\u79bb\u6027\uff1a\u5373\u4f7f\u5728\u591a\u4e2a\u4e8b\u52a1\u540c\u65f6\u8fd0\u884c\u7684\u60c5\u51b5\u4e0b\uff0c\u6bcf\u4e2a\u4e8b\u52a1\u90fd\u80fd\u770b\u5230\u4e00\u4e2a\u9694\u79bb\u7684\u6570\u636e\u5e93\u89c6\u56fe\uff0c\u4eff\u4f5b\u6570\u636e\u5e93\u53ea\u6709\u5b83\u72ec\u81ea\u64cd\u4f5c\u4e00\u6837\u3002 \u907f\u514d\u810f\u8bfb\uff1a\u4e00\u4e2a\u4e8b\u52a1\u65e0\u6cd5\u8bfb\u53d6\u672a\u63d0\u4ea4\u4e8b\u52a1\u6240\u505a\u7684\u4fee\u6539\uff0c\u4ece\u800c\u9632\u6b62\u810f\u6570\u636e\u88ab\u5176\u4ed6\u4e8b\u52a1\u8bfb\u53d6\u3002 \u9884\u9632\u5e7b\u8bfb\uff1a\u4e00\u4e2a\u4e8b\u52a1\u65e0\u6cd5\u5728\u63d0\u4ea4\u540e\u518d\u6b21\u8bfb\u53d6\u540c\u4e00\u884c\u7684\u4e0d\u540c\u7248\u672c\uff0c\u4ece\u800c\u9632\u6b62\u5e7b\u884c\u88ab\u63d2\u5165\u6216\u5220\u9664\u3002 \u5904\u7406\u4e0d\u53ef\u91cd\u590d\u8bfb\uff1a\u4e00\u4e2a\u4e8b\u52a1\u5728\u8bfb\u53d6\u540c\u4e00\u884c\u4e24\u6b21\u65f6\uff0c\u5982\u679c\u6570\u636e\u88ab\u53e6\u4e00\u4e2a\u4e8b\u52a1\u4fee\u6539\uff0c\u5219\u8be5\u4e8b\u52a1\u5c06\u8bfb\u53d6\u5230\u66f4\u65b0\u540e\u7684\u7248\u672c\uff0c\u4ece\u800c\u907f\u514d\u4e0d\u53ef\u91cd\u590d\u8bfb\u7684\u60c5\u51b5\u3002 \u5b9e\u73b0\u5feb\u7167\u9694\u79bb\u7ea7\u522b\uff1aMVCC \u673a\u5236\u662f\u5b9e\u73b0\u5feb\u7167\u9694\u79bb\u7ea7\u522b\u7684\u57fa\u7840\uff0c\u8be5\u9694\u79bb\u7ea7\u522b\u63d0\u4f9b\u4e8b\u52a1\u5f00\u59cb\u65f6\u6570\u636e\u5e93\u72b6\u6001\u7684\u5feb\u7167\u89c6\u56fe\u3002 \u51cf\u5c11\u9501\u4e89\u7528\uff1a\u901a\u8fc7\u884c\u7ea7\u9501\u5b9a\u800c\u4e0d\u662f\u8868\u7ea7\u9501\u5b9a\uff0cMVCC \u673a\u5236\u663e\u8457\u51cf\u5c11\u4e86\u9501\u4e89\u7528\uff0c\u4ece\u800c\u63d0\u9ad8\u4e86\u6570\u636e\u5e93\u7684\u5e76\u53d1\u6027\u3002 \u901a\u8fc7\u8fd9\u4e9b\u7528\u9014\uff0cMySQL MVCC \u673a\u5236\u786e\u4fdd\u4e86\u5e76\u53d1\u4e8b\u52a1\u4e2d\u7684\u6570\u636e\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\uff0c\u5141\u8bb8\u591a\u4e2a\u7528\u6237\u540c\u65f6\u8bbf\u95ee\u548c\u4fee\u6539\u6570\u636e\u5e93\u800c\u65e0\u9700\u62c5\u5fc3\u6570\u636e\u635f\u574f\u6216\u4e0d\u4e00\u81f4\u3002 \u4ee5\u4e0a\u5c31\u662f&nbsp;mvcc\u673a\u5236\u6709\u4ec0\u4e48\u7528\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-5801","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5801","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=5801"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5801\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=5801"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=5801"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=5801"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}