{"id":199632,"date":"2025-05-06T09:09:03","date_gmt":"2025-05-06T01:09:03","guid":{"rendered":"https:\/\/server.hk\/cnblog\/199632\/"},"modified":"2025-05-06T09:09:03","modified_gmt":"2025-05-06T01:09:03","slug":"%e6%b7%b1%e5%ba%a6%e8%a7%a3%e6%9e%90mysql-innodb%e9%94%81%e6%9c%ba%e5%88%b6","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/199632\/","title":{"rendered":"\u6df1\u5ea6\u89e3\u6790MySQL InnoDB\u9501\u673a\u5236"},"content":{"rendered":"

<\/b> <\/p>\n

\u6df1\u5ea6\u89e3\u6790MySQL InnoDB\u9501\u673a\u5236<\/h1>\n

\u6570\u636e\u5e93\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300a\u6df1\u5ea6\u89e3\u6790MySQL InnoDB\u9501\u673a\u5236\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n

<\/p>\n

MySQL InnoDB \u9501\u7684\u6df1\u5165\u89e3\u6790<\/p>\n

\u5728MySQL\u6570\u636e\u5e93\u4e2d\uff0c\u9501\u662f\u4fdd\u8bc1\u6570\u636e\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u7684\u91cd\u8981\u673a\u5236\u3002\u800cInnoDB\u5b58\u50a8\u5f15\u64ce\u4f5c\u4e3aMySQL\u4e2d\u6700\u5e38\u7528\u7684\u5b58\u50a8\u5f15\u64ce\u4e4b\u4e00\uff0c\u5176\u9501\u673a\u5236\u66f4\u662f\u5907\u53d7\u5173\u6ce8\u3002\u672c\u6587\u5c06\u6df1\u5165\u89e3\u6790InnoDB\u5b58\u50a8\u5f15\u64ce\u7684\u9501\u673a\u5236\uff0c\u5305\u62ec\u9501\u7684\u7c7b\u578b\u3001\u52a0\u9501\u89c4\u5219\u3001\u6b7b\u9501\u5904\u7406\u7b49\u65b9\u9762\uff0c\u5e76\u63d0\u4f9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u4ee5\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u3002<\/p>\n

\u4e00\u3001\u9501\u7684\u7c7b\u578b<\/p>\n

\u5728InnoDB\u5b58\u50a8\u5f15\u64ce\u4e2d\uff0c\u9501\u4e3b\u8981\u5206\u4e3a\u5171\u4eab\u9501\uff08S\u9501\uff09\u548c\u6392\u4ed6\u9501\uff08X\u9501\uff09\u4e24\u79cd\u3002\u5171\u4eab\u9501\u7528\u4e8e\u8bfb\u64cd\u4f5c\uff0c\u53ef\u4ee5\u88ab\u591a\u4e2a\u4e8b\u52a1\u6301\u6709\uff0c\u4e0d\u4e92\u65a5\uff1b\u800c\u6392\u4ed6\u9501\u7528\u4e8e\u5199\u64cd\u4f5c\uff0c\u53ea\u80fd\u88ab\u4e00\u4e2a\u4e8b\u52a1\u6301\u6709\uff0c\u4e0e\u5176\u4ed6\u9501\u4e92\u65a5\u3002\u6b64\u5916\uff0cInnoDB\u8fd8\u652f\u6301\u884c\u7ea7\u9501\uff0c\u5373\u5bf9\u6570\u636e\u884c\u8fdb\u884c\u52a0\u9501\uff0c\u800c\u4e0d\u662f\u5bf9\u6574\u4e2a\u8868\u8fdb\u884c\u52a0\u9501\uff0c\u8fd9\u5927\u5927\u63d0\u9ad8\u4e86\u5e76\u53d1\u6027\u80fd\u3002<\/p>\n

\u4e8c\u3001\u52a0\u9501\u89c4\u5219<\/p>\n

InnoDB\u5b58\u50a8\u5f15\u64ce\u9075\u5faa\u4e25\u683c\u7684\u52a0\u9501\u89c4\u5219\uff0c\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n

    \n
  1. \u4e8b\u52a1\u5728\u5bf9\u6570\u636e\u8fdb\u884c\u8bfb\u64cd\u4f5c\u65f6\uff0c\u4f1a\u5bf9\u6570\u636e\u884c\u6dfb\u52a0\u5171\u4eab\u9501\uff0c\u963b\u6b62\u5176\u4ed6\u4e8b\u52a1\u5bf9\u8be5\u6570\u636e\u884c\u8fdb\u884c\u4fee\u6539\uff0c\u4f46\u4e0d\u963b\u6b62\u5176\u4ed6\u4e8b\u52a1\u5bf9\u8be5\u6570\u636e\u884c\u8fdb\u884c\u8bfb\u64cd\u4f5c\u3002<\/li>\n
  2. \u4e8b\u52a1\u5728\u5bf9\u6570\u636e\u8fdb\u884c\u5199\u64cd\u4f5c\u65f6\uff0c\u4f1a\u5bf9\u6570\u636e\u884c\u6dfb\u52a0\u6392\u4ed6\u9501\uff0c\u963b\u6b62\u5176\u4ed6\u4e8b\u52a1\u5bf9\u8be5\u6570\u636e\u884c\u8fdb\u884c\u8bfb\u548c\u5199\u64cd\u4f5c\u3002<\/li>\n
  3. \u5f53\u4e8b\u52a1\u6301\u6709\u67d0\u6570\u636e\u884c\u7684\u5171\u4eab\u9501\u65f6\uff0c\u5176\u4ed6\u4e8b\u52a1\u53ef\u4ee5\u540c\u65f6\u6301\u6709\u8be5\u6570\u636e\u884c\u7684\u5171\u4eab\u9501\uff0c\u4f46\u4e0d\u80fd\u6301\u6709\u6392\u4ed6\u9501\uff1b\u5f53\u4e8b\u52a1\u6301\u6709\u67d0\u6570\u636e\u884c\u7684\u6392\u4ed6\u9501\u65f6\uff0c\u5219\u5176\u4ed6\u4e8b\u52a1\u4e0d\u80fd\u6301\u6709\u5171\u4eab\u9501\u548c\u6392\u4ed6\u9501\u3002<\/li>\n
  4. InnoDB\u5b58\u50a8\u5f15\u64ce\u901a\u8fc7\u591a\u7248\u672c\u5e76\u53d1\u63a7\u5236\uff08MVCC\uff09\u6765\u5b9e\u73b0\u8bfb\u53d6\u3001\u5199\u5165\u64cd\u4f5c\u7684\u5e76\u53d1\u6027\uff0c\u4e0d\u4ec5\u53ef\u4ee5\u5b9e\u73b0\u8bfb\u5199\u5206\u79bb\uff0c\u8fd8\u53ef\u4ee5\u51cf\u5c11\u9501\u51b2\u7a81\uff0c\u63d0\u9ad8\u5e76\u53d1\u6027\u80fd\u3002<\/li>\n<\/ol>\n

    \u4e09\u3001\u6b7b\u9501\u5904\u7406<\/p>\n

    \u5728\u5e76\u53d1\u73af\u5883\u4e0b\uff0c\u4e0d\u53ef\u907f\u514d\u5730\u4f1a\u51fa\u73b0\u6b7b\u9501\u60c5\u51b5\uff0c\u56e0\u4e3a\u4e8b\u52a1\u4e4b\u95f4\u7684\u4ea4\u4e92\u5173\u7cfb\u590d\u6742\uff0c\u5f53\u4e24\u4e2a\u6216\u591a\u4e2a\u4e8b\u52a1\u76f8\u4e92\u7b49\u5f85\u5bf9\u65b9\u6240\u6301\u6709\u7684\u9501\u65f6\uff0c\u5c31\u4f1a\u51fa\u73b0\u6b7b\u9501\u3002InnoDB\u5b58\u50a8\u5f15\u64ce\u5bf9\u6b7b\u9501\u91c7\u53d6\u8d85\u65f6\u56de\u6eda\u7b56\u7565\uff0c\u5373\u5f53\u51fa\u73b0\u6b7b\u9501\u65f6\uff0c\u7cfb\u7edf\u4f1a\u68c0\u6d4b\u5230\u6b7b\u9501\u5e76\u5c06\u6301\u6709\u8f83\u5c11\u9501\u7684\u4e8b\u52a1\u8fdb\u884c\u56de\u6eda\uff0c\u4ee5\u6253\u7834\u6b7b\u9501\uff0c\u4fdd\u8bc1\u7cfb\u7edf\u7684\u6b63\u5e38\u8fd0\u884c\u3002<\/p>\n

    \u56db\u3001\u4ee3\u7801\u793a\u4f8b<\/p>\n

    \u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u901a\u8fc7\u4e00\u4e2a\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u6765\u6f14\u793aInnoDB\u5b58\u50a8\u5f15\u64ce\u7684\u9501\u673a\u5236\u3002\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u540d\u4e3aemployee<\/code>\u7684\u8868\uff0c\u5305\u542bid<\/code>\u3001name<\/code>\u548csalary<\/code>\u4e09\u4e2a\u5b57\u6bb5\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n

    -- \u5f00\u542f\u4e8b\u52a1\nSTART TRANSACTION;\n\n-- \u4e8b\u52a11\uff1a\u5bf9id\u4e3a1\u7684\u5458\u5de5\u8fdb\u884c\u8bfb\u64cd\u4f5c\nSELECT * FROM employee WHERE id = 1 FOR SHARE;\n\n-- \u4e8b\u52a12\uff1a\u5bf9id\u4e3a1\u7684\u5458\u5de5\u8fdb\u884c\u5199\u64cd\u4f5c\nUPDATE employee SET salary = 6000 WHERE id = 1;\n\n-- \u63d0\u4ea4\u4e8b\u52a1\nCOMMIT;<\/pre>\n
    \u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u4e8b\u52a11\u9996\u5148\u5bf9id\u4e3a1\u7684\u5458\u5de5\u8fdb\u884c\u5171\u4eab\u9501\u7684\u8bfb\u64cd\u4f5c\uff0c\u800c\u4e8b\u52a12\u5219\u8bd5\u56fe\u5bf9\u540c\u4e00\u6570\u636e\u884c\u8fdb\u884c\u6392\u4ed6\u9501\u7684\u5199\u64cd\u4f5c\u3002\u7531\u4e8e\u4e8b\u52a11\u6301\u6709\u5171\u4eab\u9501\uff0c\u4e8b\u52a12\u65e0\u6cd5\u83b7\u5f97\u6392\u4ed6\u9501\uff0c\u4ece\u800c\u5c06\u88ab\u963b\u585e\uff0c\u76f4\u5230\u4e8b\u52a11\u91ca\u653e\u9501\u3002\u8fd9\u4e2a\u793a\u4f8b\u6e05\u6670\u5730\u5c55\u793a\u4e86InnoDB\u5b58\u50a8\u5f15\u64ce\u7684\u9501\u673a\u5236\u548c\u52a0\u9501\u89c4\u5219\u3002<\/p>\n
    \u4e94\u3001\u603b\u7ed3<\/p>\n
    \u901a\u8fc7\u672c\u6587\u7684\u6df1\u5165\u89e3\u6790\uff0c\u6211\u4eec\u4e86\u89e3\u4e86InnoDB\u5b58\u50a8\u5f15\u64ce\u7684\u9501\u673a\u5236\uff0c\u5305\u62ec\u9501\u7684\u7c7b\u578b\u3001\u52a0\u9501\u89c4\u5219\u3001\u6b7b\u9501\u5904\u7406\u7b49\u65b9\u9762\uff0c\u5e76\u901a\u8fc7\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u8fdb\u884c\u4e86\u6f14\u793a\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u5408\u7406\u5730\u5229\u7528InnoDB\u7684\u9501\u673a\u5236\u5bf9\u4e8e\u4fdd\u8bc1\u7cfb\u7edf\u7684\u5e76\u53d1\u6027\u80fd\u548c\u6570\u636e\u4e00\u81f4\u6027\u81f3\u5173\u91cd\u8981\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u8bfb\u8005\u5bf9InnoDB\u5b58\u50a8\u5f15\u64ce\u7684\u9501\u673a\u5236\u6709\u66f4\u6e05\u6670\u7684\u8ba4\u8bc6\u548c\u7406\u89e3\u3002<\/p>\n
    \u4ee5\u4e0a\u5c31\u662f\u300a\u6df1\u5ea6\u89e3\u6790MySQL InnoDB\u9501\u673a\u5236\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8emysql,innodb,\u9501\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\uff01<\/p>\n
    \n
    \n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
    \u6df1\u5ea6\u89e3\u6790MySQL InnoDB...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-199632","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199632","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=199632"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199632\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=199632"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=199632"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=199632"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}