{"id":946,"date":"2025-04-21T21:04:09","date_gmt":"2025-04-21T13:04:09","guid":{"rendered":"https:\/\/eve2333.top\/?p=946"},"modified":"2025-04-21T21:04:09","modified_gmt":"2025-04-21T13:04:09","slug":"mysql%e6%95%b0%e6%8d%ae%e5%ba%93%e5%85%a5%e9%97%a8%e5%88%b0%e5%a4%a7%e8%9b%87%e5%b0%9a%e7%a1%85%e8%b0%b7%e5%ae%8b%e7%ba%a2%e5%ba%b7%e8%80%81%e5%b8%88%e7%ac%94%e8%ae%b0-%e9%ab%98%e7%ba%a7%e7%af%87-p-17","status":"publish","type":"post","link":"https:\/\/eve2333.top\/?p=946","title":{"rendered":"MySQL\u6570\u636e\u5e93\u5165\u95e8\u5230\u5927\u86c7\u5c1a\u7845\u8c37\u5b8b\u7ea2\u5eb7\u8001\u5e08\u7b14\u8bb0 \u9ad8\u7ea7\u7bc7 part17"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\" id=\"\u7b2c17\u7ae0-\u5176\u5b83\u6570\u636e\u5e93\u65e5\u5fd7\">\u7b2c17\u7ae0 \u5176\u5b83\u6570\u636e\u5e93\u65e5\u5fd7<\/h1>\n\n\n\n<p>\u5728\u6570\u636e\u5e93\u4e8b\u52a1\u7bc7\uff0c\u8bb2\u8fc7\u4e24\u79cd\u65e5\u5fd7:\u91cd\u505a\u65e5\u5fd7\u3001\u56de\u6eda\u65e5\u5fd7\u3002<\/p>\n\n\n\n<p>\u5bf9\u4e8e\u7ebf\u4e0a\u6570\u636e\u5e93\u5e94\u7528\u7cfb\u7edf\uff0c\u7a81\u7136\u906d\u9047<code>\u6570\u636e\u5e93\u5b95\u673a<\/code>\u600e\u4e48\u529e?\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u5b9a\u4f4d\u5b95\u673a\u7684\u539f\u56e0\u5c31\u975e\u5e38\u5173\u952e\u3002\u6211\u4eec\u53ef\u4ee5\u67e5\u770b\u6570\u636e\u5e93\u7684<code>\u9519\u8bef\u65e5\u5fd7<\/code>\u3002\u56e0\u4e3a\u65e5\u5fd7\u4e2d\u8bb0\u5f55\u4e86\u6570\u636e\u5e93\u8fd0\u884c\u4e2d\u7684\u8bca\u65ad\u4fe1\u606f\uff0c\u5305\u62ec\u4e86\u9519\u8bef\u3001\u8b66\u544a\u548c\u6ce8\u91ca\u7b49\u4fe1\u606f\u3002\u6bd4\u5982:\u4ece\u65e5\u5fd7\u4e2d\u53d1\u73b0\u67d0\u4e2a\u8fde\u63a5\u4e2d\u7684SQL\u64cd\u4f5c\u53d1\u751f\u4e86\u6b7b\u5faa\u73af\uff0c\u5bfc\u81f4\u5185\u5b58\u4e0d\u8db3\uff0c\u88ab\u7cfb\u7edf\u5f3a\u884c\u7ec8\u6b62\u4e86\u3002\u660e\u786e\u4e86\u539f\u56e0\uff0c\u5904\u7406\u8d77\u6765\u4e5f\u5c31\u8f7b\u677e\u4e86\uff0c\u7cfb\u7edf\u5f88\u5feb\u5c31\u6062\u590d\u4e86\u8fd0\u884c\u3002<\/p>\n\n\n\n<p>\u9664\u4e86\u53d1\u73b0\u9519\u8bef\uff0c\u65e5\u5fd7\u5728\u6570\u636e\u590d\u5236\u3001\u6570\u636e\u6062\u590d\u3001\u64cd\u4f5c\u5ba1\u8ba1\uff0c\u4ee5\u53ca\u786e\u4fdd\u6570\u636e\u7684\u6c38\u4e45\u6027\u548c\u4e00\u81f4\u6027\u7b49\u65b9\u9762\uff0c\u90fd\u6709\u7740\u4e0d\u53ef\u66ff\u4ee3\u7684\u4f5c\u7528\u3002<\/p>\n\n\n\n<p>\u5343\u4e07\u4e0d\u8981\u5c0f\u770b\u65e5\u5fd7 \u3002\u5f88\u591a\u770b\u4f3c\u5947\u602a\u7684\u95ee\u9898\uff0c\u7b54\u6848\u5f80\u5f80\u5c31\u85cf\u5728\u65e5\u5fd7\u91cc\u3002\u5f88\u591a\u60c5\u51b5\u4e0b\uff0c\u53ea\u6709\u901a\u8fc7\u67e5\u770b\u65e5\u5fd7\u624d\u80fd\u53d1\u73b0\u95ee\u9898\u7684\u539f\u56e0\uff0c\u771f\u6b63\u89e3\u51b3\u95ee\u9898\u3002\u6240\u4ee5\uff0c\u4e00\u5b9a\u8981\u5b66\u4f1a\u67e5\u770b\u65e5\u5fd7\uff0c\u517b\u6210\u68c0\u67e5\u65e5\u5fd7\u7684\u4e60\u60ef\uff0c\u5bf9\u63d0\u5347\u4f60\u7684\u6570\u636e\u5e93\u5e94\u7528\u5f00\u53d1\u80fd\u529b\u81f3\u5173\u91cd\u8981\u3002<\/p>\n\n\n\n<p>MySQL8.0 \u5b98\u7f51\u65e5\u5fd7\u5730\u5740\uff1a<a href=\"https:\/\/dev.mysql.com\/doc\/refman\/8.0\/en\/server-logs.html\" target=\"_blank\"  rel=\"nofollow\" >https:\/\/dev.mysql.com\/doc\/refman\/8.0\/en\/server-logs.html<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"1-mysql\u652f\u6301\u7684\u65e5\u5fd7\">1. MySQL\u652f\u6301\u7684\u65e5\u5fd7<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"11-\u65e5\u5fd7\u7c7b\u578b\">1.1 \u65e5\u5fd7\u7c7b\u578b<\/h3>\n\n\n\n<p>MySQL\u6709\u4e0d\u540c\u7c7b\u578b\u7684\u65e5\u5fd7\u6587\u4ef6\uff0c\u7528\u6765\u5b58\u50a8\u4e0d\u540c\u7c7b\u578b\u7684\u65e5\u5fd7\uff0c\u5206\u4e3a<code>\u4e8c\u8fdb\u5236\u65e5\u5fd7<\/code>\u3001<code>\u9519\u8bef\u65e5\u5fd7<\/code>\u3001<code>\u901a\u7528\u67e5\u8be2\u65e5\u5fd7<\/code>\u548c<code>\u6162\u67e5\u8be2\u65e5\u5fd7<\/code>\uff0c\u8fd9\u4e5f\u662f\u5e38\u7528\u76844\u79cd\u3002MySQL8 \u53c8\u65b0\u589e\u4e24\u79cd\u652f\u6301\u7684\u65e5\u5fd7\uff1a<code>\u4e2d\u7ee7\u65e5\u5fd7<\/code>\u548c<code>\u6570\u636e\u5b9a\u4e49\u8bed\u53e5\u65e5\u5fd7<\/code>\u3002\u4f7f\u7528\u8fd9\u4e9b\u65e5\u5fd7\u6587\u4ef6\uff0c\u53ef\u4ee5\u67e5\u770bMySQL\u5185\u90e8\u53d1\u751f\u7684\u4e8b\u60c5\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>**\u6162\u67e5\u8be2\u65e5\u5fd7\uff1a**\u8bb0\u5f55\u6240\u6709\u6267\u884c\u65f6\u95f4\u8d85\u8fc7 long_query_time \u7684\u6240\u6709\u67e5\u8be2\uff0c\u65b9\u4fbf\u6211\u4eec\u5bf9\u67e5\u8be2\u8fdb\u884c\u4f18\u5316\u3002<\/li>\n\n\n\n<li>**\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\uff1a**\u8bb0\u5f55\u6240\u6709\u8fde\u63a5\u7684\u8d77\u59cb\u65f6\u95f4\u548c\u7ec8\u6b62\u65f6\u95f4\uff0c\u4ee5\u53ca\u8fde\u63a5\u53d1\u9001\u7ed9\u6570\u636e\u5e93\u670d\u52a1\u5668\u7684\u6240\u6709\u6307\u4ee4\uff0c\u5bf9\u6211\u4eec\u590d\u539f\u64cd\u4f5c\u7684\u5b9e\u9645\u573a\u666f\u3001\u53d1\u73b0\u95ee\u9898\uff0c\u751a\u81f3\u662f\u5bf9\u6570\u636e\u5e93\u64cd\u4f5c\u7684\u5ba1\u8ba1\u90fd\u6709\u5f88\u5927\u7684\u5e2e\u52a9\u3002<\/li>\n\n\n\n<li>**\u9519\u8bef\u65e5\u5fd7\uff1a**\u8bb0\u5f55MySQL\u670d\u52a1\u7684\u542f\u52a8\u3001\u8fd0\u884c\u6216\u505c\u6b62MySQL\u670d\u52a1\u65f6\u51fa\u73b0\u7684\u95ee\u9898\uff0c\u65b9\u4fbf\u6211\u4eec\u4e86\u89e3\u670d\u52a1\u5668\u7684\u72b6\u6001\uff0c\u4ece\u800c\u5bf9\u670d\u52a1\u5668\u8fdb\u884c\u7ef4\u62a4\u3002<\/li>\n\n\n\n<li>**\u4e8c\u8fdb\u5236\u65e5\u5fd7\uff1a**\u8bb0\u5f55\u6240\u6709\u66f4\u6539\u6570\u636e\u7684\u8bed\u53e5\uff0c\u53ef\u4ee5\u7528\u4e8e\u4e3b\u4ece\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u6570\u636e\u540c\u6b65\uff0c\u4ee5\u53ca\u670d\u52a1\u5668\u9047\u5230\u6545\u969c\u65f6\u6570\u636e\u7684\u65e0\u635f\u5931\u6062\u590d\u3002<\/li>\n\n\n\n<li>**\u4e2d\u7ee7\u65e5\u5fd7\uff1a**\u7528\u4e8e\u4e3b\u4ece\u670d\u52a1\u5668\u67b6\u6784\u4e2d\uff0c\u4ece\u670d\u52a1\u5668\u7528\u6765\u5b58\u653e\u4e3b\u670d\u52a1\u5668\u4e8c\u8fdb\u5236\u65e5\u5fd7\u5185\u5bb9\u7684\u4e00\u4e2a\u4e2d\u95f4\u6587\u4ef6\u3002\u4ece\u670d\u52a1\u5668\u901a\u8fc7\u8bfb\u53d6\u4e2d\u7ee7\u65e5\u5fd7\u7684\u5185\u5bb9\uff0c\u6765\u540c\u6b65\u4e3b\u670d\u52a1\u5668\u4e0a\u7684\u64cd\u4f5c\u3002<\/li>\n\n\n\n<li>**\u6570\u636e\u5b9a\u4e49\u8bed\u53e5\u65e5\u5fd7\uff1a**\u8bb0\u5f55\u6570\u636e\u5b9a\u4e49\u8bed\u53e5\u6267\u884c\u7684\u5143\u6570\u636e\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u9664\u4e8c\u8fdb\u5236\u65e5\u5fd7\u5916\uff0c\u5176\u4ed6\u65e5\u5fd7\u90fd\u662f<code>\u6587\u672c\u6587\u4ef6<\/code>\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u6240\u6709\u65e5\u5fd7\u521b\u5efa\u4e8e<code>MySQL\u6570\u636e\u76ee\u5f55<\/code>\u4e2d\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"12-\u65e5\u5fd7\u7684\u5f0a\u7aef\">1.2 \u65e5\u5fd7\u7684\u5f0a\u7aef<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u65e5\u5fd7\u529f\u80fd\u4f1a<code>\u964d\u4f4eMySQL\u6570\u636e\u5e93\u7684\u6027\u80fd<\/code>\u3002\u4f8b\u5982\uff0c\u5728\u67e5\u8be2\u975e\u5e38\u9891\u7e41\u7684MySQL\u6570\u636e\u5e93\u7cfb\u7edf\u4e2d\uff0c\u5982\u679c\u5f00\u542f\u4e86\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\u548c\u6162\u67e5\u8be2\u65e5\u5fd7\uff0cMySQL\u6570\u636e\u5e93\u4f1a\u82b1\u8d39\u5f88\u591a\u65f6\u95f4\u8bb0\u5f55\u65e5\u5fd7\u3002<\/li>\n\n\n\n<li>\u65e5\u5fd7\u4f1a<code>\u5360\u7528\u5927\u91cf\u7684\u78c1\u76d8\u7a7a\u95f4<\/code>\u3002\u5bf9\u4e8e\u7528\u6237\u91cf\u975e\u5e38\u5927\u3001\u64cd\u4f5c\u975e\u5e38\u9891\u7e41\u7684\u6570\u636e\u5e93\uff0c\u65e5\u5fd7\u6587\u4ef6\u9700\u8981\u7684\u5b58\u50a8\u7a7a \u95f4\u8bbe\u7f6e\u6bd4\u6570\u636e\u5e93\u6587\u4ef6\u9700\u8981\u7684\u5b58\u50a8\u7a7a\u95f4\u8fd8\u8981\u5927\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"2-\u6162\u67e5\u8be2\u65e5\u5fd7slow-query-log\">2. \u6162\u67e5\u8be2\u65e5\u5fd7(slow query log)<\/h2>\n\n\n\n<p>\u524d\u9762\u7ae0\u8282\u300a\u7b2c09\u7ae0_\u6027\u80fd\u5206\u6790\u5de5\u5177\u7684\u4f7f\u7528\u300b\u5df2\u7ecf\u8be6\u7ec6\u8bb2\u8ff0\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"3-\u901a\u7528\u67e5\u8be2\u65e5\u5fd7general-query-log\">3. \u901a\u7528\u67e5\u8be2\u65e5\u5fd7(general query log)<\/h2>\n\n\n\n<p>\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\u7528\u6765<code>\u8bb0\u5f55\u7528\u6237\u7684\u6240\u6709\u64cd\u4f5c<\/code>\uff0c\u5305\u62ec\u542f\u52a8\u548c\u5173\u95edMySQL\u670d\u52a1\u3001\u6240\u6709\u7528\u6237\u7684\u8fde\u63a5\u5f00\u59cb\u65f6\u95f4\u548c\u622a\u6b62\u65f6\u95f4\u3001\u53d1\u7ed9 MySQL \u6570\u636e\u5e93\u670d\u52a1\u5668\u7684\u6240\u6709 SQL \u6307\u4ee4\u7b49\u3002\u5f53\u6211\u4eec\u7684\u6570\u636e\u53d1\u751f\u5f02\u5e38\u65f6\uff0c<strong>\u67e5\u770b\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\uff0c\u8fd8\u539f\u64cd\u4f5c\u65f6\u7684\u5177\u4f53\u573a\u666f<\/strong>\uff0c\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u51c6\u786e\u5b9a\u4f4d\u95ee\u9898\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"30-\u95ee\u9898\u573a\u666f\">3.0 \u95ee\u9898\u573a\u666f<\/h3>\n\n\n\n<p>\u5728\u7535\u5546\u7cfb\u7edf\u4e2d\uff0c\u8d2d\u4e70\u5546\u54c1\u5e76\u4e14\u4f7f\u7528\u5fae\u4fe1\u652f\u4ed8\u5b8c\u6210\u4ee5\u540e\uff0c\u5374\u53d1\u73b0\u652f\u4ed8\u4e2d\u5fc3\u7684\u8bb0\u5f55\u5e76\u6ca1\u6709\u65b0\u589e\uff0c\u6b64\u65f6\u7528\u6237\u518d\u6b21\u4f7f\u7528\u652f\u4ed8\u5b9d\u652f\u4ed8\uff0c\u5c31\u4f1a\u51fa\u73b0<code>\u91cd\u590d\u652f\u4ed8<\/code>\u7684\u95ee\u9898\u3002\u4f46\u662f\u5f53\u53bb\u6570\u636e\u5e93\u4e2d\u67e5\u8be2\u6570\u636e\u7684\u65f6\u5019\uff0c\u4f1a\u53d1\u73b0\u53ea\u6709\u4e00\u6761\u8bb0\u5f55\u5b58\u5728\u3002\u90a3\u4e48\u6b64\u65f6\u7ed9\u5230\u7684\u73b0\u8c61\u5c31\u662f\u53ea\u6709\u4e00\u6761\u652f\u4ed8\u8bb0\u5f55\uff0c\u4f46\u662f\u7528\u6237\u5374\u652f\u4ed8\u4e86\u4e24\u6b21\u3002<\/p>\n\n\n\n<p>\u5bf9\u7cfb\u7edf\u8fdb\u884c\u4e86\u4ed4\u7ec6\u68c0\u67e5\uff0c\u6ca1\u6709\u53d1\u73b0\u6570\u636e\u95ee\u9898\uff0c\u56e0\u4e3a\u7528\u6237\u7f16\u53f7\u548c\u8ba2\u5355\u7f16\u53f7\u4ee5\u53ca\u7b2c\u4e09\u65b9\u6d41\u6c34\u53f7\u90fd\u662f\u5bf9\u7684\u3002\u53ef\u662f\u7528\u6237\u786e\u5b9e\u652f\u4ed8\u4e86\u4e24\u6b21\uff0c\u8fd9\u4e2a\u65f6\u5019\uff0c\u6211\u4eec\u60f3\u5230\u4e86\u68c0\u67e5\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\uff0c\u770b\u770b\u5f53\u5929\u5230\u5e95\u53d1\u751f\u4e86\u4ec0\u4e48\u3002<\/p>\n\n\n\n<p>\u67e5\u770b\u4e4b\u540e\uff0c\u53d1\u73b0: 1\u67081\u65e5\u4e0b\u53482\u70b9\uff0c\u7528\u6237\u4f7f\u7528\u5fae\u4fe1\u652f\u4ed8\u5b8c\u4ee5\u540e\uff0c\u4f46\u662f\u7531\u4e8e\u7f51\u7edc\u6545\u969c\uff0c\u652f\u4ed8\u4e2d\u5fc3\u6ca1\u6709\u53ca\u65f6\u6536\u5230\u5fae\u4fe1\u652f\u4ed8\u7684\u56de\u8c03\u901a\u77e5\uff0c\u5bfc\u81f4\u5f53\u65f6\u6ca1\u6709\u5199\u5165\u6570\u636e\u30021\u67081\u65e5\u4e0b\u53482\u70b930\uff0c\u7528\u6237\u53c8\u4f7f\u7528\u652f\u4ed8\u5b9d\u652f\u4ed8\uff0c\u6b64\u65f6\u8bb0\u5f55\u66f4\u65b0\u5230\u652f\u4ed8\u4e2d\u5fc3\u30021\u67081\u65e5\u665a\u4e0a9\u70b9\uff0c\u5fae\u4fe1\u7684\u56de\u8c03\u901a\u77e5\u8fc7\u6765\u4e86\uff0c\u4f46\u662f\u652f\u4ed8\u4e2d\u5fc3\u5df2\u7ecf\u5b58\u5728\u4e86\u652f\u4ed8\u5b9d\u7684\u8bb0\u5f55\uff0c\u6240\u4ee5\u53ea\u80fd\u8986\u76d6\u8bb0\u5f55\u4e86\u3002<\/p>\n\n\n\n<p>\u7531\u4e8e\u7f51\u7edc\u7684\u539f\u56e0\u5bfc\u81f4\u4e86\u91cd\u590d\u652f\u4ed8\u3002\u81f3\u4e8e\u89e3\u51b3\u95ee\u9898\u7684\u65b9\u6848\u5c31\u5f88\u591a\u4e86\uff0c\u8fd9\u91cc\u7701\u7565\u3002<\/p>\n\n\n\n<p>\u53ef\u4ee5\u770b\u5230\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u4e86\u89e3\u64cd\u4f5c\u53d1\u751f\u7684\u5177\u4f53\u65f6\u95f4\u548c\u64cd\u4f5c\u7684\u7ec6\u8282\uff0c\u5bf9\u627e\u51fa\u5f02\u5e38\u53d1\u751f\u7684\u539f\u56e0\u6781\u5176\u5173\u952e\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"31-\u67e5\u770b\u5f53\u524d\u72b6\u6001\">3.1 \u67e5\u770b\u5f53\u524d\u72b6\u6001<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt; SHOW VARIABLES LIKE '%general%';\n+------------------+---------------------------+\n| Variable_name    | Value                     |\n+------------------+---------------------------+\n| general_log      | OFF                       | #\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\u5904\u4e8e\u5173\u95ed\u72b6\u6001\n| general_log_file | \/var\/lib\/mysql\/host91.log | #\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\u6587\u4ef6\u7684\u540d\u79f0\n+------------------+---------------------------+\n<\/code><\/pre>\n\n\n\n<p>\u8bf4\u660e1\u2236 \u7cfb\u7edf\u53d8\u91cf general_log \u7684\u503c\u662fOFF\uff0c\u5373\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\u5904\u4e8e\u5173\u95ed\u72b6\u6001\u3002\u5728MySQL\u4e2d\uff0c\u8fd9\u4e2a\u53c2\u6570\u7684<code>\u9ed8\u8ba4\u503c\u662f\u5173\u95ed\u7684<\/code>\u3002\u56e0\u4e3a\u4e00\u65e6\u5f00\u542f\u8bb0\u5f55\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\uff0cMySQL\u4f1a\u8bb0\u5f55\u6240\u6709\u7684\u8fde\u63a5\u8d77\u6b62\u548c\u76f8\u5173\u7684SQL\u64cd\u4f5c\uff0c\u8fd9\u6837\u4f1a\u6d88\u8017\u7cfb\u7edf\u8d44\u6e90\u5e76\u4e14\u5360\u7528\u78c1\u76d8\u7a7a\u95f4\u3002\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u624b\u52a8\u4fee\u6539\u53d8\u91cf\u7684\u503c\uff0c\u5728<code>\u9700\u8981\u7684\u65f6\u5019\u5f00\u542f\u65e5\u5fd7<\/code>\u3002<\/p>\n\n\n\n<p>\u8bf4\u660e2: \u901a\u7528\u67e5\u8be2\u65e5\u5fd7\u6587\u4ef6\u7684\u540d\u79f0\u662f<code>\u4e3b\u673a.log<\/code>\u3002\u5b58\u50a8\u8def\u5f84\u662f<code>\/var\/lib\/mysql\/<\/code>\uff0c\u4e5f\u662f\u9ed8\u8ba4\u7684\u6570\u636e\u8def\u5f84\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"32-\u542f\u52a8\u65e5\u5fd7\">3.2 \u542f\u52a8\u65e5\u5fd7<\/h3>\n\n\n\n<p><strong>\u65b9\u5f0f1\uff1a\u6c38\u4e45\u6027\u65b9\u5f0f<\/strong><\/p>\n\n\n\n<p>\u4fee\u6539my.cnf\u6216\u8005my.ini\u914d\u7f6e\u6587\u4ef6\u6765\u8bbe\u7f6e\u3002\u5728[mysqld]\u7ec4\u4e0b\u52a0\u5165log\u9009\u9879\uff0c\u5e76\u91cd\u542fMySQL\u670d\u52a1\u3002\u683c\u5f0f\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91;mysqld] \ngeneral_log=ON \ngeneral_log_file=&#91;path&#91;filename]] #\u65e5\u5fd7\u6587\u4ef6\u6240\u5728\u76ee\u5f55\u8def\u5f84\uff0cfilename\u4e3a\u65e5\u5fd7\u6587\u4ef6\u540d\n<\/code><\/pre>\n\n\n\n<p>\u5982\u679c\u4e0d\u6307\u5b9a\u76ee\u5f55\u548c\u6587\u4ef6\u540d\uff0c\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\u5c06\u9ed8\u8ba4\u5b58\u50a8\u5728MySQL\u6570\u636e\u76ee\u5f55\u4e2d\u7684hostname.log\u6587\u4ef6\u4e2d\uff0chostname\u8868\u793a\u4e3b\u673a\u540d\u3002<\/p>\n\n\n\n<p><strong>\u65b9\u5f0f2\uff1a\u4e34\u65f6\u6027\u65b9\u5f0f<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>SET GLOBAL general_log=on; # \u5f00\u542f\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\nSET GLOBAL general_log_file=\u2019path\/filename\u2019; # \u8bbe\u7f6e\u65e5\u5fd7\u6587\u4ef6\u4fdd\u5b58\u4f4d\u7f6e\nSET GLOBAL general_log=off; # \u5173\u95ed\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\nSHOW VARIABLES LIKE 'general_log%'; # \u67e5\u770b\u8bbe\u7f6e\u540e\u60c5\u51b5\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"33-\u505c\u6b62\u65e5\u5fd7\">3.3 \u505c\u6b62\u65e5\u5fd7<\/h3>\n\n\n\n<p><strong>\u65b9\u5f0f1\uff1a\u6c38\u4e45\u6027\u65b9\u5f0f<\/strong><\/p>\n\n\n\n<p>\u4fee\u6539<code>my.cnf<\/code>\u6216\u8005<code>my.ini<\/code>\u6587\u4ef6\uff0c\u628a[mysqld]\u7ec4\u4e0b\u7684<code>general_log<\/code>\u503c\u8bbe\u7f6e\u4e3a<code>OFF<\/code>\u6216\u8005\u628ageneral_log\u4e00\u9879\u6ce8\u91ca\u6389\u3002\u4fee\u6539\u4fdd\u5b58\u540e\uff0c\u518d<code>\u91cd\u542fMySQL\u670d\u52a1<\/code>\uff0c\u5373\u53ef\u751f\u6548\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91;mysqld] \ngeneral_log=OFF\n<\/code><\/pre>\n\n\n\n<p><strong>\u65b9\u5f0f2\uff1a\u4e34\u65f6\u6027\u65b9\u5f0f<\/strong><\/p>\n\n\n\n<p>\u4f7f\u7528SET\u8bed\u53e5\u505c\u6b62MySQL\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\u529f\u80fd\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>SET GLOBAL general_log=off;\nSHOW VARIABLES LIKE 'general_log%';\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"34-\u67e5\u770b\u901a\u7528\u65e5\u5fd7\">3.4 \u67e5\u770b\u901a\u7528\u65e5\u5fd7<\/h3>\n\n\n\n<p>\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\u662f\u4ee5\u6587\u672c\u6587\u4ef6\u7684\u5f62\u5f0f\u5b58\u50a8\u5728\u6587\u4ef6\u7cfb\u7edf\u4e2d\u7684\uff0c\u53ef\u4ee5\u4f7f\u7528\u6587\u672c\u7f16\u8f91\u5668\u76f4\u63a5\u6253\u5f00\u65e5\u5fd7\u6587\u4ef6\u3002\u6bcf\u53f0MySQL\u670d\u52a1\u5668\u7684\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\u5185\u5bb9\u662f\u4e0d\u540c\u7684\u3002<\/p>\n\n\n\n<p>\u4ece<code>SHOW VARIABLES LIKE 'general_log%';<\/code>\u7ed3\u679c\u4e2d\u53ef\u4ee5\u770b\u5230\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\u7684\u4f4d\u7f6e\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># more \/var\/lib\/mysql\/\u4e3b\u673a\u540d.log\n\/usr\/sbin\/mysqld, Version: 8.0.25 (MySQL Community Server - GPL). started with:\nTcp port: 3306  Unix socket: \/var\/lib\/mysql\/mysql.sock\nTime                 Id Command    Argument\n2024-11-10T12:33:16.707405Z\t   27 Query\tSELECT DATABASE()\n2024-11-10T12:33:16.707717Z\t   27 Init DB\tdbtest_lock\n2024-11-10T12:33:16.708301Z\t   27 Query\tshow databases\n2024-11-10T12:33:16.708859Z\t   27 Query\tshow tables\n2024-11-10T12:33:16.709361Z\t   27 Field List\tstudent \n2024-11-10T12:33:16.709509Z\t   27 Field List\tteacher \n2024-11-10T12:33:16.709608Z\t   27 Field List\ttest \n2024-11-10T12:33:23.442695Z\t   27 Query\tselect * from test\n2024-11-10T12:33:25.621471Z\t   27 Quit\t\n<\/code><\/pre>\n\n\n\n<p>\u5728\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\u91cc\u9762\uff0c\u6211\u4eec\u53ef\u4ee5\u6e05\u695a\u5730\u770b\u5230\uff0c\u4ec0\u4e48\u65f6\u5019\u5f00\u542f\u4e86\u65b0\u7684\u5ba2\u6237\u7aef\u767b\u9646\u6570\u636e\u5e93\uff0c\u767b\u5f55\u4e4b\u540e\u505a\u4e86\u4ec0\u4e48SQL\u64cd\u4f5c\uff0c\u9488\u5bf9\u7684\u662f\u54ea\u4e2a\u6570\u636e\u8868\u7b49\u4fe1\u606f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"35-\u5220\u9664\u5237\u65b0\u65e5\u5fd7\">3.5 \u5220\u9664\\\u5237\u65b0\u65e5\u5fd7<\/h3>\n\n\n\n<p>\u5982\u679c\u6570\u636e\u7684\u4f7f\u7528\u975e\u5e38\u9891\u7e41\uff0c\u90a3\u4e48\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\u4f1a\u5360\u7528\u670d\u52a1\u5668\u975e\u5e38\u5927\u7684\u78c1\u76d8\u7a7a\u95f4\u3002\u6570\u636e\u7ba1\u7406\u5458\u53ef\u4ee5\u5220\u9664\u5f88\u957f\u65f6\u95f4\u4e4b\u524d\u7684\u67e5\u8be2\u65e5\u5fd7\uff0c\u4ee5\u4fdd\u8bc1MySQL\u670d\u52a1\u5668\u4e0a\u7684\u786c\u76d8\u7a7a\u95f4\u3002<\/p>\n\n\n\n<p><strong>\u624b\u52a8\u5220\u9664\u6587\u4ef6<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>SHOW VARIABLES LIKE 'general_log%';\n<\/code><\/pre>\n\n\n\n<p>\u53ef\u4ee5\u770b\u51fa\uff0c\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\u7684\u76ee\u5f55\u9ed8\u8ba4\u4e3aMySQL\u6570\u636e\u76ee\u5f55\u3002\u5728\u8be5\u76ee\u5f55\u4e0b\u624b\u52a8\u5220\u9664\u901a\u7528\u67e5\u8be2\u65e5\u5fd7 \u4e3b\u673a\u540d.log\u3002<\/p>\n\n\n\n<p><strong>\u91cd\u65b0\u751f\u6210\u67e5\u8be2\u65e5\u5fd7\u6587\u4ef6<\/strong><\/p>\n\n\n\n<p>\u624b\u52a8\u5220\u9664\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\u4e4b\u540e\uff0c\u53ef\u4ee5\u4f7f\u7528\u6b64\u547d\u4ee4\u91cd\u65b0\u751f\u6210\u901a\u7528\u67e5\u8be2\u65e5\u5fd7<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqladmin -uroot -p flush-logs\n<\/code><\/pre>\n\n\n\n<p>\u5237\u65b0MySQL\u6570\u636e\u76ee\u5f55\uff0c\u53d1\u73b0\u521b\u5efa\u4e86\u65b0\u7684\u65e5\u5fd7\u6587\u4ef6\u3002\u524d\u63d0\u4e00\u5b9a\u8981\u5f00\u542f\u901a\u7528\u65e5\u5fd7\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"4-\u9519\u8bef\u65e5\u5fd7error-log\">4. \u9519\u8bef\u65e5\u5fd7(error log)<\/h2>\n\n\n\n<p>\u9519\u8bef\u65e5\u5fd7\u8bb0\u5f55\u4e86MySQL\u670d\u52a1\u5668\u542f\u52a8\u3001\u505c\u6b62\u8fd0\u884c\u7684\u65f6\u95f4\uff0c\u4ee5\u53ca\u7cfb\u7edf\u542f\u52a8\u3001\u8fd0\u884c\u548c\u505c\u6b62\u8fc7\u7a0b\u4e2d\u7684\u8bca\u65ad\u4fe1\u606f\uff0c\u5305\u62ec<code>\u9519\u8bef<\/code>&nbsp;\u3001<code>\u8b66\u544a<\/code>\u548c<code>\u63d0\u793a<\/code>\u7b49\u3002<\/p>\n\n\n\n<p>\u901a\u8fc7\u9519\u8bef\u65e5\u5fd7\u53ef\u4ee5\u67e5\u770b\u7cfb\u7edf\u7684\u8fd0\u884c\u72b6\u6001\uff0c\u4fbf\u4e8e\u5373\u65f6\u53d1\u73b0\u6545\u969c\u3001\u4fee\u590d\u6545\u969c\u3002\u5982\u679cMysQL\u670d\u52a1<code>\u51fa\u73b0\u5f02\u5e38<\/code>\uff0c\u9519\u8bef\u65e5\u5fd7\u662f\u53d1\u73b0\u95ee\u9898\u3001\u89e3\u51b3\u6545\u969c\u7684<code>\u9996\u9009<\/code>\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"41-\u542f\u52a8\u65e5\u5fd7\">4.1 \u542f\u52a8\u65e5\u5fd7<\/h3>\n\n\n\n<p>\u5728MySQL\u6570\u636e\u5e93\u4e2d\uff0c\u9519\u8bef\u65e5\u5fd7\u529f\u80fd\u662f<code>\u9ed8\u8ba4\u5f00\u542f<\/code>\u7684\u3002\u800c\u4e14\uff0c\u9519\u8bef\u65e5\u5fd7<code>\u65e0\u6cd5\u88ab\u7981\u6b62<\/code>\u3002<\/p>\n\n\n\n<p>\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u9519\u8bef\u65e5\u5fd7\u5b58\u50a8\u5728MySQL\u6570\u636e\u5e93\u7684\u6570\u636e\u6587\u4ef6\u5939\u4e0b\uff0c\u540d\u79f0\u9ed8\u8ba4\u4e3a<code>mysqld.log<\/code>\uff08Linux\u7cfb\u7edf\uff09\u6216<code>hostname.err<\/code>\uff08mac\u7cfb\u7edf\uff09\u3002\u5982\u679c\u9700\u8981\u5236\u5b9a\u6587\u4ef6\u540d\uff0c\u5219\u9700\u8981\u5728my.cnf\u6216\u8005my.ini\u4e2d\u505a\u5982\u4e0b\u914d\u7f6e\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91;mysqld] \nlog-error=&#91;path\/&#91;filename]] # path\u4e3a\u65e5\u5fd7\u6587\u4ef6\u6240\u5728\u7684\u76ee\u5f55\u8def\u5f84\uff0cfilename\u4e3a\u65e5\u5fd7\u6587\u4ef6\u540d\n<\/code><\/pre>\n\n\n\n<p>\u4fee\u6539\u914d\u7f6e\u9879\u540e\uff0c\u9700\u8981\u91cd\u542fMySQL\u670d\u52a1\u4ee5\u751f\u6548\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"42-\u67e5\u770b\u65e5\u5fd7\">4.2 \u67e5\u770b\u65e5\u5fd7<\/h3>\n\n\n\n<p>MySQL\u9519\u8bef\u65e5\u5fd7\u662f\u4ee5\u6587\u672c\u6587\u4ef6\u5f62\u5f0f\u5b58\u50a8\u7684\uff0c\u53ef\u4ee5\u4f7f\u7528\u6587\u672c\u7f16\u8f91\u5668\u76f4\u63a5\u67e5\u770b\u3002<\/p>\n\n\n\n<p>\u67e5\u8be2\u9519\u8bef\u65e5\u5fd7\u7684\u5b58\u50a8\u8def\u5f84\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>SHOW VARIABLES LIKE 'log_err%';\n+----------------------------+----------------------------------------+\n| Variable_name              | Value                                  |\n+----------------------------+----------------------------------------+\n| log_error                  | \/var\/log\/mysqld.log                    |\n| log_error_services         | log_filter_internal; log_sink_internal |\n| log_error_suppression_list |                                        |\n| log_error_verbosity        | 2                                      |\n+----------------------------+----------------------------------------+\n<\/code><\/pre>\n\n\n\n<p>\u6267\u884c\u7ed3\u679c\u4e2d\u53ef\u4ee5\u770b\u5230\u9519\u8bef\u65e5\u5fd7\u6587\u4ef6\u662f mysqld.log \uff0c\u4f4d\u4e8eMySQL\u9ed8\u8ba4\u7684\u6570\u636e\u76ee\u5f55\u4e0b\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u9519\u8bef\u65e5\u5fd7\u6587\u4ef6\u4e2d\u8bb0\u5f55\u4e86\u670d\u52a1\u5668\u542f\u52a8\u7684\u65f6\u95f4\uff0c\u4ee5\u53ca\u5b58\u50a8\u5f15\u64ceInnoDB\u542f\u52a8\u548c\u505c\u6b62\u7b49\uff0c\u6211\u4eec\u5728\u505a\u521d<br>\u59cb\u5316\u65f6\u5019\u751f\u6210\u7684\u6570\u636e\u5e93\u521d\u59cb\u5bc6\u7801\u4e5f\u662f\u8bb0\u5f55\u5728error.log\u4e2d\u3002<\/p>\n<\/blockquote>\n\n\n\n<p><code>log_error_verbosity<\/code>&nbsp;\u7684\u53d6\u503c\u8303\u56f4\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>1<\/code>\uff1a\u9519\u8bef\uff08ERROR\uff09\u7ea7\u522b<\/li>\n\n\n\n<li><code>2<\/code>\uff1a\u9519\u8bef\u548c\u8b66\u544a\uff08ERROR, WARNING\uff09<\/li>\n\n\n\n<li><code>3<\/code>\uff1a\u9519\u8bef\u3001\u8b66\u544a\u548c\u901a\u77e5\uff08ERROR, WARNING, NOTE\uff09<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91;mysqld]\nlog_error_verbosity = 3\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"43-\u5220\u9664\u5237\u65b0\u65e5\u5fd7\">4.3 \u5220\u9664\\\u5237\u65b0\u65e5\u5fd7<\/h3>\n\n\n\n<p>\u5bf9\u4e8e\u5f88\u4e45\u4ee5\u524d\u7684\u9519\u8bef\u65e5\u5fd7\uff0c\u6570\u636e\u5e93\u7ba1\u7406\u5458\u67e5\u770b\u8fd9\u4e9b\u9519\u8bef\u65e5\u5fd7\u7684\u53ef\u80fd\u6027\u4e0d\u5927\uff0c\u53ef\u4ee5\u5c06\u8fd9\u4e9b\u9519\u8bef\u65e5\u5fd7\u5220\u9664\uff0c\u4ee5\u4fdd\u8bc1MySQL\u670d\u52a1\u5668\u4e0a\u7684<code>\u786c\u76d8\u7a7a<\/code>\u95f4\u3002MySQL\u7684\u9519\u8bef\u65e5\u5fd7\u662f\u4ee5\u6587\u672c\u6587\u4ef6\u7684\u5f62\u5f0f\u5b58\u50a8\u5728\u6587\u4ef6\u7cfb\u7edf\u4e2d\u7684\uff0c\u53ef\u4ee5<code>\u76f4\u63a5\u5220\u9664<\/code>\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7b2c1\u6b65\uff08\u65b9\u5f0f1\uff09\uff1a\u5220\u9664\u64cd\u4f5c<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>rm -f \/var\/log\/mysqld.log  \n<\/code><\/pre>\n\n\n\n<p>\u5728\u8fd0\u884c\u72b6\u6001\u4e0b\u5220\u9664\u9519\u8bef\u65e5\u5fd7\u6587\u4ef6\u540e\uff0cMySQL\u5e76\u4e0d\u4f1a\u81ea\u52a8\u521b\u5efa\u65e5\u5fd7\u6587\u4ef6<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7b2c1\u6b65(\u65b9\u5f0f2)\ufe30\u91cd\u547d\u540d\u6587\u4ef6<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>mv \/var\/lib\/mysql\/mysql.log \/var\/lib\/mysql\/mysql.log.old\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7b2c2\u6b65\uff1a\u91cd\u5efa\u65e5\u5fd7<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqladmin -uroot -p flush-logs\n<\/code><\/pre>\n\n\n\n<p>\u53ef\u80fd\u62a5\u9519<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># mysqladmin -uroot -p flush-logs\nEnter password:\nmysqladmin: refresh failed; error: 'Could not open file '\/var\/log\/mysqld.log' for error logging.'\n<\/code><\/pre>\n\n\n\n<p>\u8865\u5145\u64cd\u4f5c<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>install -omysql -gmysql -m0644 \/dev\/null \/var\/log\/mysqld.log\n<\/code><\/pre>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>flush-logs\u6307\u4ee4\u64cd\u4f5c:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>MySQL 5.5.7\u4ee5\u524d\u7684\u7248\u672c\uff0cflush-logs\u5c06\u9519\u8bef\u65e5\u5fd7\u6587\u4ef6\u91cd\u547d\u540d\u4e3afilename.err_old\uff0c\u5e76\u521b\u5efa\u65b0\u7684\u65e5\u5fd7\u6587\u4ef6\u3002<\/li>\n\n\n\n<li>\u4ece MySQL 5.5.7\u5f00\u59cb\uff0cflush-logs\u53ea\u662f\u91cd\u65b0\u6253\u5f00\u65e5\u5fd7\u6587\u4ef6\uff0c\u5e76\u4e0d\u505a\u65e5\u5fd7\u5907\u4efd\u548c\u521b\u5efa\u7684\u64cd\u4f5c\u3002<\/li>\n\n\n\n<li>\u5982\u679c\u65e5\u5fd7\u6587\u4ef6\u4e0d\u5b58\u5728\uff0cMySQL\u542f\u52a8\u6216\u8005\u6267\u884cflush-logs\u65f6\u4f1a\u81ea\u52a8\u521b\u5efa\u65b0\u7684\u65e5\u5fd7\u6587\u4ef6\u3002\u91cd\u65b0\u521b\u5efa\u9519\u8bef\u65e5\u5fd7\uff0c\u5927\u5c0f\u4e3a0\u5b57\u8282\u3002<\/li>\n<\/ul>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"44-mysql80\u65b0\u7279\u6027\">4.4 MySQL8.0\u65b0\u7279\u6027<\/h3>\n\n\n\n<p>MySQL8.0\u91cc\u5bf9\u9519\u8bef\u65e5\u5fd7\u7684\u6539\u8fdb\u3002<\/p>\n\n\n\n<p>MySQL8.0\u7684\u9519\u8bef\u65e5\u5fd7\u53ef\u4ee5\u7406\u89e3\u4e3a\u4e00\u4e2a\u5168\u65b0\u7684\u65e5\u5fd7\uff0c\u5728\u8fd9\u4e2a\u7248\u672c\u91cc\uff0c\u63a5\u53d7\u4e86\u6765\u81ea\u793e\u533a\u7684\u5e7f\u6cdb\u6279\u8bc4\u610f\u89c1\uff0c\u5728\u8fd9\u4e9b\u610f\u89c1\u548c\u5efa\u8bae\u7684\u57fa\u7840\u4e0a\u751f\u6210\u4e86\u65b0\u7684\u65e5\u5fd7\u3002<\/p>\n\n\n\n<p>\u4e0b\u9762\u8fd9\u4e9b\u662f\u6765\u81ea\u793e\u533a\u7684\u610f\u89c1:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u5185\u5bb9\u8fc7\u4e8e\u5197\u957f<\/li>\n\n\n\n<li>\u9057\u6f0f\u4e86\u6709\u7528\u7684\u4fe1\u606f<\/li>\n\n\n\n<li>\u96be\u4ee5\u8fc7\u6ee4\u67d0\u4e9b\u4fe1\u606f<\/li>\n\n\n\n<li>\u6ca1\u6709\u6807\u8bc6\u9519\u8bef\u4fe1\u606f\u7684\u5b50\u7cfb\u7edf\u6e90<\/li>\n\n\n\n<li>\u6ca1\u6709\u9519\u8bef\u4ee3\u7801\uff0c\u89e3\u6790\u6d88\u606f\u9700\u8981\u8bc6\u522b\u9519\u8bef<\/li>\n\n\n\n<li>\u5f15\u5bfc\u6d88\u606f\u53ef\u80fd\u4f1a\u4e22\u5931<\/li>\n\n\n\n<li>\u56fa\u5b9a\u683c\u5f0f<\/li>\n<\/ul>\n\n\n\n<p>\u9488\u5bf9\u8fd9\u4e9b\u610f\u89c1\uff0cMySQL\u505a\u4e86\u5982\u4e0b\u6539\u53d8:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u91c7\u7528\u7ec4\u4ef6\u67b6\u6784\uff0c\u901a\u8fc7\u4e0d\u540c\u7684\u7ec4\u4ef6\u6267\u884c\u65e5\u5fd7\u7684\u5199\u5165\u548c\u8fc7\u6ee4\u529f\u80fd<\/li>\n\n\n\n<li>\u5199\u5165\u9519\u8bef\u65e5\u5fd7\u7684\u5168\u90e8\u4fe1\u606f\u90fd\u5177\u6709\u552f\u4e00\u7684\u9519\u8bef\u4ee3\u7801\u4ece10000\u5f00\u59cb<\/li>\n\n\n\n<li>\u589e\u52a0\u4e86\u4e00\u4e2a\u65b0\u7684\u6d88\u606f\u5206\u7c7b\u300asystem\u300b\u7528\u4e8e\u5728\u9519\u8bef\u65e5\u5fd7\u4e2d\u59cb\u7ec8\u53ef\u89c1\u7684\u975e\u9519\u8bef\u4f46\u670d\u52a1\u5668\u72b6\u6001\u66f4\u6539\u4e8b\u4ef6\u7684\u6d88\u606f\u3002<\/li>\n\n\n\n<li>\u589e\u52a0\u4e86\u989d\u5916\u7684\u9644\u52a0\u4fe1\u606f\uff0c\u4f8b\u5982\u5173\u673a\u65f6\u7684\u7248\u672c\u4fe1\u606f\uff0c\u8c01\u53d1\u8d77\u7684\u5173\u673a\u7b49\u7b49<\/li>\n\n\n\n<li>\u4e24\u79cd\u8fc7\u6ee4\u65b9\u5f0f\uff0cInternal\u548cDragnet<\/li>\n\n\n\n<li>\u4e09\u79cd\u5199\u5165\u5f62\u5f0f\uff0c\u7ecf\u5178\u3001JSON\u548csyseventlog<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u5c0f\u7ed3: \u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u7ba1\u7406\u5458\u4e0d\u9700\u8981\u67e5\u770b\u9519\u8bef\u65e5\u5fd7\u3002\u4f46\u662f\uff0cMySQL\u670d\u52a1\u5668\u53d1\u751f\u5f02\u5e38\u65f6\uff0c\u7ba1\u7406\u5458\u53ef\u4ee5\u4ece\u9519\u8bef\u65e5\u5fd7\u4e2d\u627e\u5230\u53d1\u751f\u5f02\u5e38\u7684\u65f6\u95f4\u3001\u539f\u56e0\uff0c\u7136\u540e\u6839\u636e\u8fd9\u4e9b\u4fe1\u606f\u6765\u89e3\u51b3\u5f02\u5e38\u3002<\/p>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"5-\u4e8c\u8fdb\u5236\u65e5\u5fd7bin-log\">5. \u4e8c\u8fdb\u5236\u65e5\u5fd7(bin log)<\/h2>\n\n\n\n<p>binlog\u53ef\u4ee5\u8bf4\u662fMySQL\u4e2d\u6bd4\u8f83<code>\u91cd\u8981<\/code>\u7684\u65e5\u5fd7\u4e86\uff0c\u5728\u65e5\u5e38\u5f00\u53d1\u53ca\u8fd0\u7ef4\u8fc7\u7a0b\u4e2d\uff0c\u7ecf\u5e38\u4f1a\u9047\u5230\u3002<\/p>\n\n\n\n<p>binlog\u5373binary log\uff0c\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6587\u4ef6\uff0c\u4e5f\u53eb\u4f5c\u53d8\u66f4\u65e5\u5fd7(update log)\u3002\u5b83\u8bb0\u5f55\u4e86\u6570\u636e\u5e93\u6240\u6709\u6267\u884c\u7684<code>DDL<\/code>\u548c<code>DML<\/code>\u7b49\u6570\u636e\u5e93\u66f4\u65b0\u4e8b\u4ef6\u7684\u8bed\u53e5\uff0c\u4f46\u662f\u4e0d\u5305\u542b\u6ca1\u6709\u4fee\u6539\u4efb\u4f55\u6570\u636e\u7684\u8bed\u53e5(\u5982\u6570\u636e\u67e5\u8be2\u8bed\u53e5select\u3001show\u7b49)\u3002<\/p>\n\n\n\n<p>\u5b83\u4ee5<code>\u4e8b\u4ef6\u5f62\u5f0f<\/code>\u8bb0\u5f55\u5e76\u4fdd\u5b58\u5728<code>\u4e8c\u8fdb\u5236\u6587\u4ef6<\/code>\u4e2d\u3002\u901a\u8fc7\u8fd9\u4e9b\u4fe1\u606f\uff0c\u6211\u4eec\u53ef\u4ee5\u518d\u73b0\u6570\u636e\u66f4\u65b0\u64cd\u4f5c\u7684\u5168\u8fc7\u7a0b\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u5982\u679c\u60f3\u8981\u8bb0\u5f55\u6240\u6709\u8bed\u53e5\uff08\u4f8b\u5982\uff0c\u4e3a\u4e86\u8bc6\u522b\u6709\u95ee\u9898\u7684\u67e5\u8be2)\uff0c\u9700\u8981\u4f7f\u7528\u901a\u7528\u67e5\u8be2\u65e5\u5fd7\u3002<\/p>\n<\/blockquote>\n\n\n\n<p>binlog\u4e3b\u8981\u5e94\u7528\u573a\u666f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4e00\u662f\u7528\u4e8e<code>\u6570\u636e\u6062\u590d<\/code>\uff0c\u5982\u679cMySQL\u6570\u636e\u5e93\u610f\u5916\u505c\u6b62\uff0c\u53ef\u4ee5\u901a\u8fc7\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6587\u4ef6\u6765\u67e5\u770b\u7528\u6237\u6267\u884c\u4e86\u54ea\u4e9b\u64cd\u4f5c\uff0c\u5bf9\u6570\u636e\u5e93\u670d\u52a1\u5668\u6587\u4ef6\u505a\u4e86\u54ea\u4e9b\u4fee\u6539\uff0c\u7136\u540e\u6839\u636e\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6587\u4ef6\u4e2d\u7684\u8bb0\u5f55\u6765\u6062\u590d\u6570\u636e\u5e93\u670d\u52a1\u5668\u3002<\/li>\n\n\n\n<li>\u4e8c\u662f\u7528\u4e8e<code>\u6570\u636e\u590d\u5236<\/code>\uff0c\u7531\u4e8e\u65e5\u5fd7\u7684\u5ef6\u7eed\u6027\u548c\u65f6\u6548\u6027\uff0cmaster\u628a\u5b83\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u4f20\u9012\u7ed9slaves\u6765\u8fbe\u5230master-slave\u6570\u636e\u4e00\u81f4\u7684\u76ee\u7684\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u53ef\u4ee5\u8bf4MySQL<strong>\u6570\u636e\u5e93\u7684\u6570\u636e\u5907\u4efd\u3001\u4e3b\u5907\u3001\u4e3b\u4e3b\u3001\u4e3b\u4ece<\/strong>\u90fd\u79bb\u4e0d\u5f00binlog,\u9700\u8981\u4f9d\u9760binlog\u6765\u540c\u6b65\u6570\u636e\uff0c\u4fdd\u8bc1\u6570\u636e\u4e00\u81f4\u6027\u3002<\/p>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" height=\"490\" width=\"1080\" src=\"https:\/\/i-blog.csdnimg.cn\/direct\/08d5b9fdb97540e7993b8b2fa1e871ac.png\" alt=\"\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"51-\u67e5\u770b\u9ed8\u8ba4\u60c5\u51b5\">5.1 \u67e5\u770b\u9ed8\u8ba4\u60c5\u51b5<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>show variables like '%log_bin%';\n+---------------------------------+-----------------------------+\n| Variable_name                   | Value                       |\n+---------------------------------+-----------------------------+\n| log_bin                         | ON                          |\n| log_bin_basename                | \/var\/lib\/mysql\/binlog       |\n| log_bin_index                   | \/var\/lib\/mysql\/binlog.index |\n| log_bin_trust_function_creators | OFF                         |\n| log_bin_use_v1_row_events       | OFF                         |\n| sql_log_bin                     | ON                          |\n+---------------------------------+-----------------------------+\n<\/code><\/pre>\n\n\n\n<p><code>log_bin_basename<\/code>\uff1a\u662f binlog \u65e5\u5fd7\u7684\u57fa\u672c\u6587\u4ef6\u540d\uff0c\u540e\u9762\u4f1a\u8ffd\u52a0\u6807\u8bc6\u6765\u8868\u793a\u6bcf\u4e00\u4e2a\u6587\u4ef6<\/p>\n\n\n\n<p><code>log_bin_index<\/code>\uff1a\u662f binlog \u6587\u4ef6\u7684\u7d22\u5f15\u6587\u4ef6\uff0c\u8fd9\u4e2a\u6587\u4ef6\u7ba1\u7406\u4e86\u6240\u6709\u7684 binlog \u6587\u4ef6\u7684\u76ee\u5f55<\/p>\n\n\n\n<p><code>log_bin_trust_function_creators<\/code>\uff1a\u9650\u5236\u5b58\u50a8\u8fc7\u7a0b\uff0c\u524d\u9762\u6211\u4eec\u5df2\u7ecf\u8bb2\u8fc7\u4e86\uff0c\u8fd9\u662f\u56e0\u4e3a\u4e8c\u8fdb\u5236\u65e5\u5fd7\u7684\u4e00\u4e2a\u91cd\u8981\u529f\u80fd\u662f\u7528\u4e8e\u4e3b\u4ece\u590d\u5236\uff0c\u800c\u5b58\u50a8\u51fd\u6570\u6709\u53ef\u80fd\u5bfc\u81f4\u4e3b\u4ece\u7684\u6570\u636e\u4e0d\u4e00\u81f4\u3002\u6240\u4ee5\u5f53\u5f00\u542f\u4e8c\u8fdb\u5236\u65e5\u5fd7\u540e\uff0c\u9700\u8981\u9650\u5236\u5b58\u50a8\u51fd\u6570\u7684\u521b\u5efa\u3001\u4fee\u6539\u3001\u8c03\u7528<\/p>\n\n\n\n<p><code>log_bin_use_v1_row_events<\/code>&nbsp;\u6b64\u53ea\u8bfb\u7cfb\u7edf\u53d8\u91cf\u5df2\u5f03\u7528\u3002ON \u8868\u793a\u4f7f\u7528\u7248\u672c1\u4e8c\u8fdb\u5236\u65e5\u5fd7\u884c\uff0cOFF \u8868\u793a\u4f7f\u7528\u7248\u672c2\u4e8c\u8fdb\u5236\u65e5\u5fd7\u884c\uff08MySQL5.6\u7684\u9ed8\u8ba4\u503c\u4e3a2\uff09\u3002<\/p>\n\n\n\n<p>\u6bcf\u6b21mysql\u91cd\u542f\u90fd\u4f1a\u521b\u5efa\u4e00\u4e2a\u65b0\u7684binlog\u6587\u4ef6<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"52-\u65e5\u5fd7\u53c2\u6570\u8bbe\u7f6e\">5.2 \u65e5\u5fd7\u53c2\u6570\u8bbe\u7f6e<\/h3>\n\n\n\n<p><strong>\u65b9\u5f0f1\uff1a\u6c38\u4e45\u6027\u65b9\u5f0f<\/strong><\/p>\n\n\n\n<p>\u4fee\u6539MySQL\u7684<code>my.cnf<\/code>\u6216<code>my.ini<\/code>\u6587\u4ef6\u53ef\u4ee5\u8bbe\u7f6e\u4e8c\u8fdb\u5236\u65e5\u5fd7\u7684\u76f8\u5173\u53c2\u6570\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91;mysqld] \n# \u542f\u7528\u4e8c\u8fdb\u5236\u65e5\u5fd7\nlog-bin=atguigu-bin \nbinlog_expire_logs_seconds=600\nmax_binlog_size=100M\n<\/code><\/pre>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u63d0\u793a:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>log-bin=mysql-bin #\u6253\u5f00\u65e5\u5fd7(\u4e3b\u673a\u9700\u8981\u6253\u5f00)\uff0c\u8fd9\u4e2amysql-bin\u4e5f\u53ef\u4ee5\u81ea\u5b9a\u4e49\uff0c\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u52a0\u4e0a\u8def\u5f84\uff0c\u5982:\/home\/www\/mysql_bin_log\/mysql-bin<\/li>\n\n\n\n<li>binlog_expire_logs_seconds: \u6b64\u53c2\u6570\u63a7\u5236\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6587\u4ef6\u4fdd\u7559\u7684\u65f6\u957f\u5355\u4f4d\u662f<code>\u79d2<\/code><\/li>\n<\/ol>\n\n\n\n<p>\u9ed8\u8ba42592000 30\u5929<\/p>\n\n\n\n<p>--14400 4\u5c0f\u65f6;86400 1\u5929; 259200 3\u5929;<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>max_binlog_size: \u63a7\u5236\u5355\u4e2a\u4e8c\u8fdb\u5236\u65e5\u5fd7\u5927\u5c0f\uff0c\u5f53\u524d\u65e5\u5fd7\u6587\u4ef6\u5927\u5c0f\u8d85\u8fc7\u6b64\u53d8\u91cf\u65f6\uff0c\u6267\u884c\u5207\u6362\u52a8\u4f5c\u3002\u6b64\u53c2\u6570\u7684<code>\u6700\u5927\u548c\u9ed8\u8ba4\u503c\u662f1GB<\/code>\uff0c\u8be5\u8bbe\u7f6e\u5e76<code>\u4e0d\u80fd\u4e25\u683c\u63a7\u5236Binlog\u7684\u5927\u5c0f<\/code>\uff0c\u5c24\u5176\u662fBinlog\u6bd4\u8f83\u9760\u8fd1\u6700\u5927\u503c\u800c\u53c8\u9047\u5230\u4e00\u4e2a\u6bd4\u8f83\u5927\u4e8b\u52a1\u65f6\uff0c\u4e3a\u4e86\u4fdd\u8bc1\u4e8b\u52a1\u7684\u5b8c\u6574\u6027\uff0c\u53ef\u80fd\u4e0d\u505a\u5207\u6362\u65e5\u5fd7\u7684\u52a8\u4f5c\uff0c\u53ea\u80fd\u5c06\u8be5\u4e8b\u52a1\u7684\u6240\u6709SQL\u90fd\u8bb0\u5f55\u8fdb\u5f53\u524d\u65e5\u5fd7\uff0c\u76f4\u5230\u4e8b\u52a1\u7ed3\u675f\u3002\u4e00\u822c\u60c5\u51b5\u4e0b\u53ef\u91c7\u53d6\u9ed8\u8ba4\u503c\u3002<\/li>\n<\/ol>\n<\/blockquote>\n\n\n\n<p>\u91cd\u65b0\u542f\u52a8MySQL\u670d\u52a1\uff0c\u67e5\u8be2\u4e8c\u8fdb\u5236\u65e5\u5fd7\u7684\u4fe1\u606f\uff0c\u6267\u884c\u7ed3\u679c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>show variables like '%log_bin%';\n+---------------------------------+----------------------------------+\n| Variable_name                   | Value                            |\n+---------------------------------+----------------------------------+\n| log_bin                         | ON                               |\n| log_bin_basename                | \/var\/lib\/mysql\/atguigu-bin       |\n| log_bin_index                   | \/var\/lib\/mysql\/atguigu-bin.index |\n| log_bin_trust_function_creators | OFF                              |\n| log_bin_use_v1_row_events       | OFF                              |\n| sql_log_bin                     | ON                               |\n+---------------------------------+----------------------------------+\n<\/code><\/pre>\n\n\n\n<p><strong>\u8bbe\u7f6e\u5e26\u6587\u4ef6\u5939\u7684bin-log\u65e5\u5fd7\u5b58\u653e\u76ee\u5f55<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91;mysqld] \nlog-bin=\"\/var\/lib\/mysql\/binlog\/atguigu-bin\"\n<\/code><\/pre>\n\n\n\n<p>\u6ce8\u610f\uff1a\u65b0\u5efa\u7684\u6587\u4ef6\u5939\u9700\u8981\u4f7f\u7528mysql\u7528\u6237\uff0c\u4f7f\u7528\u4e0b\u9762\u7684\u547d\u4ee4\u5373\u53ef\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>chown -R -v mysql:mysql binlog\n<\/code><\/pre>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>[!important]<br>\u6570\u636e\u5e93\u6587\u4ef6\u6700\u597d\u4e0d\u8981\u4e0e\u65e5\u5fd7\u6587\u4ef6\u653e\u5728\u540c\u4e00\u4e2a\u78c1\u76d8\u4e0a!<\/p>\n\n\n\n<p>\u8fd9\u6837\uff0c\u5f53\u6570\u636e\u5e93\u6587\u4ef6\u6240\u5728\u7684\u78c1\u76d8\u53d1\u751f\u6545\u969c\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u65e5\u5fd7\u6587\u4ef6\u6062\u590d\u6570\u636e\u3002<\/p>\n<\/blockquote>\n\n\n\n<p><strong>\u65b9\u5f0f2\uff1a\u4e34\u65f6\u6027\u65b9\u5f0f<\/strong><\/p>\n\n\n\n<p>\u5982\u679c\u4e0d\u5e0c\u671b\u901a\u8fc7\u4fee\u6539\u914d\u7f6e\u6587\u4ef6\u5e76\u91cd\u542f\u7684\u65b9\u5f0f\u8bbe\u7f6e\u4e8c\u8fdb\u5236\u65e5\u5fd7\u7684\u8bdd\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528\u5982\u4e0b\u6307\u4ee4\uff0c\u9700\u8981\u6ce8\u610f\u7684\u662f\u5728mysql 8\u4e2d\u53ea\u6709<code>\u4f1a\u8bdd\u7ea7\u522b<\/code>\u7684\u8bbe\u7f6e\uff0c\u6ca1\u6709\u4e86global\u7ea7\u522b\u7684\u8bbe\u7f6e\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># global \u7ea7\u522b \nmysql&gt; set global sql_log_bin=0; \nERROR 1228 (HY000): Variable 'sql_log_bin' is a SESSION variable and can`t be used with SET GLOBAL \n\n# session\u7ea7\u522b \nmysql&gt; SET sql_log_bin=0; \nQuery OK, 0 rows affected (0.01 \u79d2)\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"53-\u67e5\u770b\u65e5\u5fd7\">5.3 \u67e5\u770b\u65e5\u5fd7<\/h3>\n\n\n\n<p>\u5f53 MySQL \u521b\u5efa\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6587\u4ef6\u65f6\uff0c\u5148\u521b\u5efa\u4e00\u4e2a\u4ee5 filename \u4e3a\u540d\u79f0\u3001\u4ee5 .index \u4e3a\u540e\u7f00\u7684\u6587\u4ef6\uff0c\u518d\u521b\u5efa\u4e00\u4e2a\u4ee5 filename \u4e3a\u540d\u79f0\u3001\u4ee5 \".000001\" \u4e3a\u540e\u7f00\u7684\u6587\u4ef6\u3002<\/p>\n\n\n\n<p>MySQL\u670d\u52a1<code>\u91cd\u65b0\u542f\u52a8\u4e00\u6b21<\/code>\uff0c\u4ee5\u6570\u5b57\u4e3a\u540e\u7f00\u7684\u6587\u4ef6\u5c31\u4f1a\u589e\u52a0\u4e00\u4e2a\uff0c\u5e76\u4e14\u540e\u7f00\u540d\u63091\u9012\u589e\u3002\u5373\u65e5\u5fd7\u6587\u4ef6\u7684\u4e2a\u6570\u4e0eMySQL\u670d\u52a1\u542f\u52a8\u7684\u6b21\u6570\u76f8\u540c\uff1b\u5982\u679c\u65e5\u5fd7\u957f\u5ea6\u8d85\u8fc7\u4e86<code>max_binlog_size<\/code>\u7684\u4e0a\u9650\uff08\u9ed8\u8ba4\u662f1GB\uff09\uff0c\u5c31\u4f1a\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u65e5\u5fd7\u6587\u4ef6\u3002<\/p>\n\n\n\n<p>\u67e5\u770b\u5f53\u524d\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6587\u4ef6\u5217\u8868\u53ca\u5927\u5c0f\u3002\u6307\u4ee4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt; SHOW BINARY LOGS;\n+---------------+-----------+-----------+\n| Log_name      | File_size | Encrypted |\n+---------------+-----------+-----------+\n| binlog.000036 |  35598813 | No        |\n| binlog.000037 |      3328 | No        |\n| binlog.000038 |       200 | No        |\n| binlog.000039 |       200 | No        |\n| binlog.000040 |       156 | No        |\n+---------------+-----------+-----------+\n<\/code><\/pre>\n\n\n\n<p>\u6240\u6709\u5bf9\u6570\u636e\u5e93\u7684\u4fee\u6539\u90fd\u4f1a\u8bb0\u5f55\u5728binglog\u4e2d\u3002\u4f46binlog\u662f\u4e8c\u8fdb\u5236\u6587\u4ef6\uff0c\u65e0\u6cd5\u76f4\u63a5\u67e5\u770b\uff0c\u9700\u8981\u501f\u52a9<code>mysqlbinlog<\/code>\u547d\u4ee4\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"mysqlbinlog-\u547d\u4ee4\">mysqlbinlog \u547d\u4ee4<\/h4>\n\n\n\n<p>\u5148\u6267\u884c\u4e00\u6761SQL\u8bed\u53e5<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>insert into test values (1);\n<\/code><\/pre>\n\n\n\n<p>\u67e5\u770bbinlog<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqlbinlog \"\/var\/lib\/mysql\/binlog.000001\";\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code># at 235\n#241119  6:41:57 server id 1  end_log_pos 316 CRC32 0x2fb7703c \tQuery\tthread_id=23\texec_time=0\terror_code=0\nSET TIMESTAMP=1732016517\/*!*\/;\nSET @@session.pseudo_thread_id=23\/*!*\/;\nSET @@session.foreign_key_checks=1, @@session.sql_auto_is_null=0, @@session.unique_checks=1, @@session.autocommit=1\/*!*\/;\nSET @@session.sql_mode=1168113696\/*!*\/;\nSET @@session.auto_increment_increment=1, @@session.auto_increment_offset=1\/*!*\/;\n\/*!\\C utf8mb4 *\/\/*!*\/;\nSET @@session.character_set_client=255,@@session.collation_connection=255,@@session.collation_server=255\/*!*\/;\nSET @@session.lc_time_names=0\/*!*\/;\nSET @@session.collation_database=DEFAULT\/*!*\/;\n\/*!80011 SET @@session.default_collation_for_utf8mb4=255*\/\/*!*\/;\nBEGIN\n\/*!*\/;\n# at 316\n#241119  6:41:57 server id 1  end_log_pos 372 CRC32 0x88776391 \tTable_map: `dbtest_log`.`test` mapped to number 118\n# at 372\n#241119  6:41:57 server id 1  end_log_pos 412 CRC32 0xa702163e \tWrite_rows: table id 118 flags: STMT_END_F\n\nBINLOG '\nhXk8ZxMBAAAAOAAAAHQBAAAAAHYAAAAAAAEACmRidGVzdF9sb2cABHRlc3QAAQMAAAEBAJFjd4g=\nhXk8Zx4BAAAAKAAAAJwBAAAAAHYAAAAAAAEAAgAB\/wABAAAAPhYCpw==\n'\/*!*\/;\n# at 412\n#241119  6:41:57 server id 1  end_log_pos 443 CRC32 0x22c30f20 \tXid = 617\nCOMMIT\/*!*\/;\n# at 443\n<\/code><\/pre>\n\n\n\n<p>\u6267\u884c\u7ed3\u679c\u53ef\u4ee5\u770b\u5230\uff0c\u8fd9\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u65e5\u5fd7\u6587\u4ef6\uff0c\u65e5\u5fd7\u4e2d\u8bb0\u5f55\u4e86\u7528\u6237\u7684\u4e00\u4e9b\u64cd\u4f5c\uff0c\u8fd9\u91cc\u5e76\u6ca1\u6709\u51fa\u73b0\u5177\u4f53\u7684SQL\u8bed\u53e5\uff0c\u8fd9\u662f\u56e0\u4e3abinlog\u5173\u952e\u5b57\u540e\u9762\u7684\u5185\u5bb9\u662f\u7ecf\u8fc7\u7f16\u7801\u540e\u7684<code>\u4e8c\u8fdb\u5236\u65e5\u5fd7<\/code>\u3002<\/p>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"1-\u4e00\u6761insert\u8bed\u53e5\u5305\u542b\u7684\u4e8b\u4ef6\u5206\u6790\">\u2460 \u4e00\u6761Insert\u8bed\u53e5\u5305\u542b\u7684\u4e8b\u4ef6\u5206\u6790<\/h5>\n\n\n\n<p>\u4e00\u6761Insert\u8bed\u53e5\u5305\u542b\u5982\u4e0b\u4e8b\u4ef6<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Query\u4e8b\u4ef6\u8d1f\u8d23\u5f00\u59cb\u4e00\u4e2a\u4e8b\u52a1(BEGIN)<\/li>\n\n\n\n<li>Table_map\u4e8b\u4ef6\u8d1f\u8d23\u6620\u5c04\u9700\u8981\u7684\u8868<\/li>\n\n\n\n<li>Write_rows\u4e8b\u4ef6\u8d1f\u8d23\u5199\u5165\u6570\u636e**\uff08\u884c\u4e8b\u4ef6\uff09**<\/li>\n\n\n\n<li>Xid\u4e8b\u4ef6\u8d1f\u8d23\u7ed3\u675f\u4e8b\u52a1<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqlbinlog -v \"\/var\/lib\/mysql\/binlog.000001\";\n\n# at 235\n#241119  6:41:57 server id 1  end_log_pos 316 CRC32 0x2fb7703c\n# Query\tthread_id=23\texec_time=0\terror_code=0\nBEGIN\n\n# at 316\n# 241119  6:41:57 server id 1  end_log_pos 372 CRC32 0x88776391 \t\n# Table_map: `dbtest_log`.`test` mapped to number 118\n\n# at 372\n#241119  6:41:57 server id 1  end_log_pos 412 CRC32 0xa702163e \t\n# Write_rows: table id 118 flags: STMT_END_F\n\nBINLOG '\nhXk8ZxMBAAAAOAAAAHQBAAAAAHYAAAAAAAEACmRidGVzdF9sb2cABHRlc3QAAQMAAAEBAJFjd4g=\nhXk8Zx4BAAAAKAAAAJwBAAAAAHYAAAAAAAEAAgAB\/wABAAAAPhYCpw==\n'\/*!*\/;\n### INSERT INTO `dbtest_log`.`test`\n### SET\n###   @1=1\n\n# at 412\n#241119  6:41:57 server id 1  end_log_pos 443 CRC32 0x22c30f20 \tXid = 617\nCOMMIT\/*!*\/;\n\n# at 443<\/code><\/pre>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"2-\u67e5\u770b\u884c\u4e8b\u4ef6\u4f2asql\u8bed\u53e5\">\u2461 \u67e5\u770b\u884c\u4e8b\u4ef6\u4f2aSQL\u8bed\u53e5<\/h5>\n\n\n\n<p>\u4e0b\u9762\u547d\u4ee4\u5c06\u884c\u4e8b\u4ef6\u4ee5<code>\u4f2aSQL\u7684\u5f62\u5f0f<\/code>\u8868\u73b0\u51fa\u6765<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqlbinlog -v \"\/var\/lib\/mysql\/binlog.000001\";\n# \u4e0d\u663e\u793abinlog\u683c\u5f0f\u7684\u8bed\u53e5\nmysqlbinlog -v --base64-output=DECODE-ROWS \"\/var\/lib\/mysql\/binlog.000001\"\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>--base64-output<\/code>\uff1a\u6307\u5b9a\u5982\u4f55\u5904\u7406\u4e8b\u4ef6\u884c\u7684 Base64 \u7f16\u7801\u8f93\u51fa\u3002<\/li>\n\n\n\n<li><code>DECODE-ROWS<\/code>\uff1a\u544a\u8bc9\u00a0<code>mysqlbinlog<\/code>\u00a0\u5bf9 Base64 \u7f16\u7801\u7684\u884c\u4e8b\u4ef6\uff08\u5982\u00a0<code>Write_rows<\/code>\u3001<code>Update_rows<\/code>\u00a0\u548c\u00a0<code>Delete_rows<\/code>\uff09\u8fdb\u884c\u89e3\u7801\uff0c\u5e76\u4ee5\u53ef\u8bfb\u7684<strong>\u4f2aSQL\u683c\u5f0f<\/strong>\u8f93\u51fa\u3002<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u4ec5\u4f7f\u7528 -v \u4f1a\u540c\u65f6\u8f93\u51fa\u884c\u65f6\u95f4 BINLOG\u8bed\u53e5 \u548c \u4f2aSQL\u8bed\u53e5<\/p>\n\n\n\n<p>\u540c\u65f6\u4f7f\u7528 -v --base64-output=DECODE-ROWS \u5219\u53ea\u8f93\u51fa\u4f2aSQL\u8bed\u53e5<\/p>\n<\/blockquote>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqlbinlog -v \"\/var\/lib\/mysql\/binlog.000001\";\n\n# at 372\n#241119  6:41:57 server id 1  end_log_pos 412 CRC32 0xa702163e \t\n# Write_rows: table id 118 flags: STMT_END_F\n\nBINLOG '\nhXk8ZxMBAAAAOAAAAHQBAAAAAHYAAAAAAAEACmRidGVzdF9sb2cABHRlc3QAAQMAAAEBAJFjd4g=\nhXk8Zx4BAAAAKAAAAJwBAAAAAHYAAAAAAAEAAgAB\/wABAAAAPhYCpw==\n'\/*!*\/;\n### INSERT INTO `dbtest_log`.`test`\n### SET\n###   @1=1\n\n# at 412\n<\/code><\/pre>\n\n\n\n<p>\u53ef\u4ee5\u770b\u5230\uff0c\u4e4b\u524d\u63d2\u5165\u8bed\u53e5\u7684\u4f2a\u7801\u5f62\u5f0f<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>### INSERT INTO `dbtest_log`.`test`\n### SET\n###   @1=1\n<\/code><\/pre>\n\n\n\n<p>\u4f7f\u7528&nbsp;<code>-v --base64-output=DECODE-ROWS<\/code>&nbsp;\u4ee5\u4e0b\u90e8\u5206\u4f1a\u6d88\u5931<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>BINLOG '\nhXk8ZxMBAAAAOAAAAHQBAAAAAHYAAAAAAAEACmRidGVzdF9sb2cABHRlc3QAAQMAAAEBAJFjd4g=\nhXk8Zx4BAAAAKAAAAJwBAAAAAHYAAAAAAAEAAgAB\/wABAAAAPhYCpw==\n'\/*!*\/;\n<\/code><\/pre>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>[!important]<\/p>\n\n\n\n<p>BINLOG\u8bed\u53e5\uff0c\u867d\u7136\u4eba\u4e0d\u53ef\u8bfb\uff0c\u4f46\u662f\u53ef\u4ee5\u5728mysql\u4e2d\u6267\u884c\u3002\u53ef\u4ee5\u7528\u4e8e\u6570\u636e\u7684\u6062\u590d\u3002<\/p>\n\n\n\n<p>\u6240\u4ee5\u6062\u590d\u6570\u636e\u65f6\uff0c\u5207\u8bb0\u4e0d\u8981\u52a0<code>--base64-output=DECODE-ROWS<\/code>\u9009\u9879<\/p>\n<\/blockquote>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"3-\u5e38\u7528\u7684\u8bed\u53e5\u53c2\u8003\">\u2462 \u5e38\u7528\u7684\u8bed\u53e5\u53c2\u8003<\/h5>\n\n\n\n<pre class=\"wp-block-code\"><code># \u53ef\u67e5\u770b\u53c2\u6570\u5e2e\u52a9 \nmysqlbinlog --no-defaults --help \n\n# \u67e5\u770b\u6700\u540e100\u884c \nmysqlbinlog --no-defaults --base64-output=decode-rows -vv atguigu-bin.000002 |tail -100 \n\n# \u6839\u636eposition\u67e5\u627e \nmysqlbinlog --no-defaults --base64-output=decode-rows -vv atguigu-bin.000002 |grep -A20 '4939002'\n<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"show-binlog-events\">show binlog events<\/h4>\n\n\n\n<p>\u4e0a\u9762\u8fd9\u79cd\u529e\u6cd5\u8bfb\u53d6\u51fabinlog\u65e5\u5fd7\u7684\u5168\u6587\u5185\u5bb9\u6bd4\u8f83\u591a\uff0c\u4e0d\u5bb9\u6613\u5206\u8fa8\u67e5\u770b\u5230pos\u70b9\u4fe1\u606f\uff0c\u4e0b\u9762\u4ecb\u7ecd\u4e00\u79cd\u66f4\u4e3a\u65b9\u4fbf\u7684\u67e5\u8be2\u547d\u4ee4\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt; show binlog events &#91;IN 'log_name'] &#91;FROM pos] &#91;LIMIT &#91;offset,] row_count];\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>IN 'log_name'<\/code>\uff1a\u6307\u5b9a\u8981\u67e5\u8be2\u7684binlog\u6587\u4ef6\u540d\uff08\u4e0d\u6307\u5b9a\u5c31\u662f\u7b2c\u4e00\u4e2abinlog\u6587\u4ef6\uff09<\/li>\n\n\n\n<li><code>FROM pos<\/code>\uff1a\u6307\u5b9a\u4ece\u54ea\u4e2apos\u8d77\u59cb\u70b9\u5f00\u59cb\u67e5\u8d77\uff08\u4e0d\u6307\u5b9a\u5c31\u662f\u4ece\u6574\u4e2a\u6587\u4ef6\u9996\u4e2apos\u70b9\u5f00\u59cb\u7b97\uff09<\/li>\n\n\n\n<li><code>LIMIT [offset]<\/code>\uff1a\u504f\u79fb\u91cf(\u4e0d\u6307\u5b9a\u5c31\u662f0)<\/li>\n\n\n\n<li><code>row_count<\/code>:\u67e5\u8be2\u603b\u6761\u6570\uff08\u4e0d\u6307\u5b9a\u5c31\u662f\u6240\u6709\u884c\uff09<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt; show binlog events in 'binlog.000001';\n<\/code><\/pre>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" height=\"243\" width=\"957\" src=\"https:\/\/i-blog.csdnimg.cn\/direct\/9524171535704f92ad6dc9b475ecfd0d.png\" alt=\"\"><\/p>\n\n\n\n<p>\u8fd9\u91cc\u4e00\u4e2aInsert\u8bed\u53e5\u5305\u542b\u5982\u4e0b\u4e8b\u4ef6<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Query\u4e8b\u4ef6\u8d1f\u8d23\u5f00\u59cb\u4e00\u4e2a\u4e8b\u52a1(BEGIN)<\/li>\n\n\n\n<li>Table_map\u4e8b\u4ef6\u8d1f\u8d23\u6620\u5c04\u9700\u8981\u7684\u8868<\/li>\n\n\n\n<li>Write_rows\u4e8b\u4ef6\u8d1f\u8d23\u5199\u5165\u6570\u636e<\/li>\n\n\n\n<li>Xid\u4e8b\u4ef6\u8d1f\u8d23\u7ed3\u675f\u4e8b\u52a1<\/li>\n<\/ul>\n\n\n\n<p>\u4e0a\u9762\u8fd9\u6761\u8bed\u53e5\u53ef\u4ee5\u5c06\u6307\u5b9a\u7684binlog\u65e5\u5fd7\u6587\u4ef6\uff0c\u5206\u6210\u6709\u6548\u4e8b\u4ef6\u884c\u7684\u65b9\u5f0f\u8fd4\u56de\uff0c\u5e76\u53ef\u4f7f\u7528limit\u6307\u5b9apos\u70b9\u7684\u8d77\u59cb\u504f\u79fb\uff0c\u67e5\u8be2\u6761\u6570\u3002\u5176\u5b83\u4e3e\u4f8b:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#a\u3001\u67e5\u8be2\u7b2c\u4e00\u4e2a\u6700\u65e9\u7684binlog\u65e5\u5fd7:\nshow binlog events\\G ;\n\n#b\u3001\u6307\u5b9a\u67e5\u8be2mysql-bin.088802\u8fd9\u4e2a\u6587\u4ef6\nshow binlog events in 'atguigu-bin.008002'\\G;\n\n#c\u3001\u6307\u5b9a\u67e5\u8be2mysql-bin. 080802\u8fd9\u4e2a\u6587\u4ef6\uff0c\u4ecepos\u70b9:391\u5f00\u59cb\u67e5\u8d77:\nshow binlog events in 'atguigu-bin.008802' from 391\\G;\n\n#d\u3001\u6307\u5b9a\u67e5\u8be2mysql-bin.000802\u8fd9\u4e2a\u6587\u4ef6\uff0c\u4ecepos\u70b9:391\u5f00\u59cb\u67e5\u8d77\uff0c\u67e5\u8be25\u6761\uff08\u53735\u6761\u8bed\u53e5)\nshow binlog events in 'atguigu-bin.000882' from 391 limit 5\\G\n\n#e\u3001\u6307\u5b9a\u67e5\u8be2 mysql-bin.880002\u8fd9\u4e2a\u6587\u4ef6\uff0c\u4ecepos\u70b9:391\u5f00\u59cb\u67e5\u8d77\uff0c\u504f\u79fb2\u884c\u3008\u5373\u4e2d\u95f4\u8df3\u8fc72\u4e2a\uff09\u67e5\u8be25\u6761\uff08\u53735\u6761\u8bed\u53e5)\u3002\nshow binlog events in 'atguigu-bin.088882' from 391 limit 2,5\\G;\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u9762\u6211\u4eec\u8bb2\u4e86\u8fd9\u4e48\u591a\u90fd\u662f\u57fa\u4e8ebinlog\u7684\u9ed8\u8ba4\u683c\u5f0f\uff0cbinlog\u683c\u5f0f\u67e5\u770b<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>show variables like 'binlog_format';\n+---------------+-------+\n| Variable_name | Value |\n+---------------+-------+\n| binlog_format | ROW   |\n+---------------+-------+\n<\/code><\/pre>\n\n\n\n<p>\u9664\u6b64\u4e4b\u5916\uff0cbinlog \u8fd8\u6709 2 \u79cd\u683c\u5f0f\uff0c\u5206\u522b\u662f&nbsp;<strong>Statement<\/strong>&nbsp;\u548c&nbsp;<strong>Mixed<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>Statement<\/code> \u6bcf\u4e00\u6761\u4f1a\u4fee\u6539\u6570\u636e\u7684sql\u90fd\u4f1a\u8bb0\u5f55\u5728binlog\u4e2d\u3002 \u4f18\u70b9\uff1a\u4e0d\u9700\u8981\u8bb0\u5f55\u6bcf\u4e00\u884c\u7684\u53d8\u5316\uff0c\u51cf\u5c11\u4e86binlog\u65e5\u5fd7\u91cf\uff0c\u8282\u7ea6\u4e86IO\uff0c\u63d0\u9ad8\u6027\u80fd\u3002<\/li>\n\n\n\n<li><code>Row<\/code> 5.1.5\u7248\u672c\u7684MySQL\u624d\u5f00\u59cb\u652f\u6301 row level \u7684\u590d\u5236\uff0c\u5b83\u4e0d\u8bb0\u5f55sql\u8bed\u53e5\u4e0a\u4e0b\u6587\u76f8\u5173\u4fe1\u606f\uff0c\u4ec5\u4fdd\u5b58\u54ea\u6761\u8bb0\u5f55\u88ab\u4fee\u6539\u3002 \u4f18\u70b9\uff1arow level \u7684\u65e5\u5fd7\u5185\u5bb9\u4f1a\u975e\u5e38\u6e05\u695a\u7684\u8bb0\u5f55\u4e0b\u6bcf\u4e00\u884c\u6570\u636e\u4fee\u6539\u7684\u7ec6\u8282\u3002\u800c\u4e14\u4e0d\u4f1a\u51fa\u73b0\u67d0\u4e9b\u7279\u5b9a\u60c5\u51b5\u4e0b\u7684\u5b58\u50a8\u8fc7\u7a0b\uff0c\u6216function\uff0c\u4ee5\u53catrigger\u7684\u8c03\u7528\u548c\u89e6\u53d1\u65e0\u6cd5\u88ab\u6b63\u786e\u590d\u5236\u7684\u95ee\u9898\u3002<\/li>\n\n\n\n<li><code>Mixed<\/code> \u4ece5.1.8\u7248\u672c\u5f00\u59cb\uff0cMySQL\u63d0\u4f9b\u4e86Mixed\u683c\u5f0f\uff0c\u5b9e\u9645\u4e0a\u5c31\u662fStatement\u4e0eRow\u7684\u7ed3\u5408\u3002 \u8be6\u7ec6\u60c5\u51b5\uff0c\u4e0b\u7ae0\u8bb2\u89e3\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u6bd4\u5982\uff1a\u4e00\u6761SQL\u8bed\u53e5\u4fee\u6539\u4e8610\u884c\u6570\u636e\uff0c<code>Statement<\/code>&nbsp;\u53ea\u8bb0\u5f55\uff0c\u8fd9\u6761SQL\u8bed\u53e5\u3002<code>Row<\/code>\u4e0d\u8bb0\u5f55SQL\u8bed\u53e5\uff0c\u4f46\u4f1a\u8bb0\u5f55\u6bcf\u4e00\u884c\u6570\u636e\u7684\u53d8\u5316\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"54-\u5220\u9664\u4e8c\u8fdb\u5236\u65e5\u5fd7\">5.4 \u5220\u9664\u4e8c\u8fdb\u5236\u65e5\u5fd7<\/h3>\n\n\n\n<p>MySQL\u7684\u4e8c\u8fdb\u5236\u6587\u4ef6\u53ef\u4ee5\u914d\u7f6e\u81ea\u52a8\u5220\u9664\uff0c\u540c\u65f6MySQL\u4e5f\u63d0\u4f9b\u4e86\u5b89\u5168\u7684\u624b\u52a8\u5220\u9664\u4e8c\u8fdb\u5236\u6587\u4ef6\u7684\u65b9\u6cd5\u3002<code>PURGE MASTER LOGS<\/code>\u53ea\u5220\u9664\u6307\u5b9a\u90e8\u5206\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6587\u4ef6\uff0c<code>RESET MASTER<\/code>\u5220\u9664\u6240\u6709\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6587\u4ef6\u3002\u5177\u4f53\u5982\u4e0b\uff1a<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"1purge-master-logs\u5220\u9664\u6307\u5b9a\u65e5\u5fd7\u6587\u4ef6\">1\uff09PURGE MASTER LOGS\uff1a\u5220\u9664\u6307\u5b9a\u65e5\u5fd7\u6587\u4ef6<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>-- \u5220\u9664\u6307\u5b9a\u6587\u4ef6\u4e4b\u524d\u7684\u6240\u6709\u65e5\u5fd7\nPURGE {MASTER | BINARY} LOGS TO '\u6307\u5b9a\u65e5\u5fd7\u6587\u4ef6\u540d'\n-- \u5220\u9664\u6307\u5b9a\u65e5\u671f\u4e4b\u524d\u7684\u65e5\u5fd7\nPURGE {MASTER | BINARY} LOGS BEFORE '\u6307\u5b9a\u65e5\u671f'\n<\/code><\/pre>\n\n\n\n<p><code>cron<\/code>&nbsp;\u8ba1\u5212\u4efb\u52a1\u6bcf\u5929\u6267\u884c\u4e00\u6b21\u5220\u9664\u4efb\u52a1\uff0c\u53ea\u4fdd\u7559\u4e00\u5929\u7684binlog\u65e5\u5fd7<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql -u root -p -e \"PURGE BINARY LOGS BEFORE NOW() - INTERVAL 1 DAY;\"\n<\/code><\/pre>\n\n\n\n<p><strong>\u4e3e\u4f8b<\/strong><\/p>\n\n\n\n<p>SHOW\u8bed\u53e5\u663e\u793a\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6587\u4ef6\u5217\u8868<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>SHOW BINARY LOGS;\n<\/code><\/pre>\n\n\n\n<p>\u6267\u884cPURGE MASTER LOGS\u8bed\u53e5\u5220\u9664\u521b\u5efa\u65f6\u95f4\u6bd4binlog.000005\u65e9\u7684\u6240\u6709\u65e5\u5fd7<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>PURGE MASTER LoGS TO \"binlog.000005\"; # \u4e0d\u4f1a\u5220\u9664005\n<\/code><\/pre>\n\n\n\n<p>\u4f7f\u7528PURGE MASTER LOGs\u8bed\u53e5\u5220\u96642022\u5e741\u670805\u65e5\u524d\u521b\u5efa\u7684\u6240\u6709\u65e5\u5fd7\u6587\u4ef6<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>PURGE MASTER LOGS before \"20220105\";\n<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"2reset-master\u5220\u9664\u6240\u6709\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6587\u4ef6\">2\uff09RESET MASTER:\u5220\u9664\u6240\u6709\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6587\u4ef6<\/h4>\n\n\n\n<p>\u4f7f\u7528&nbsp;<code>RESET MASTER<\/code>&nbsp;\u8bed\u53e5\uff0c\u6e05\u7a7a\u6240\u6709\u7684binlog\u65e5\u5fd7\u3002MySQL\u4f1a\u91cd\u65b0\u521b\u5efa\u4e8c\u8fdb\u5236\u6587\u4ef6\uff0c\u65b0\u7684\u65e5\u5fd7\u6587\u4ef6\u6269\u5c55 \u540d\u5c06\u91cd\u65b0\u4ece000001\u5f00\u59cb\u7f16\u53f7\u3002<strong>\u614e\u7528!<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>RESET MASTER\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"55-\u4f7f\u7528\u65e5\u5fd7\u6062\u590d\u6570\u636e\">5.5 \u4f7f\u7528\u65e5\u5fd7\u6062\u590d\u6570\u636e<\/h3>\n\n\n\n<p>\u5982\u679cMySQL\u670d\u52a1\u5668\u542f\u7528\u4e86\u4e8c\u8fdb\u5236\u65e5\u5fd7\uff0c\u5728\u6570\u636e\u5e93\u51fa\u73b0\u610f\u5916\u4e22\u5931\u6570\u636e\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528MySQLbinlog\u5de5\u5177\u4ece\u6307\u5b9a\u7684\u65f6\u95f4\u70b9\u5f00\u59cb\uff08<strong>\u4f8b\u5982\uff0c\u6700\u540e\u4e00\u6b21\u5907\u4efd<\/strong>\uff09\u76f4\u5230\u73b0\u5728\u6216\u53e6\u4e00\u4e2a\u6307\u5b9a\u7684\u65f6\u95f4\u70b9\u7684\u65e5\u5fd7\u4e2d\u6062\u590d\u6570\u636e\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u4e0d\u662f\u4ece\u65e0\u5230\u6709\u6062\u590d\u6570\u636e\uff0c\u662f\u4ece\u5907\u4efd\u70b9\u5f00\u59cb\u6062\u590d\u6570\u636e\uff0c\u6bd4\u5982\u6bcf\u65e5\u5907\u4efd\u6570\u636e\u5e93<\/p>\n\n\n\n<p>\u5f53\u5929\u7684\u6570\u636e\u5e93\u6570\u636e\u4e22\u5931\uff0c\u5c31\u4ece\u6628\u5929\u7684\u5907\u4efd\u70b9\u5f00\u59cb\uff0c<\/p>\n\n\n\n<p>\u4ecebinlog\u4e2d\u63d0\u53d6\u4eca\u5929\u6240\u6709\u6267\u884c\u8fc7\u7684\u66f4\u65b0\u64cd\u4f5c\uff0c\u7136\u540e\u6267\u884c\u5728\u6628\u5929\u7684\u5907\u4efd\u7684\u57fa\u7840\u4e0a\u3002<\/p>\n<\/blockquote>\n\n\n\n<p>mysqlbinlog\u6062\u590d\u6570\u636e\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqlbinlog &#91;option] filename|mysql \u2013uuser -ppass;\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>filename<\/code>\uff1a\u662f\u65e5\u5fd7\u6587\u4ef6\u540d\u3002<\/li>\n\n\n\n<li><code>option<\/code>\uff1a\u53ef\u9009\u9879\uff0c\u6bd4\u8f83\u91cd\u8981\u7684\u4e24\u5bf9option\u53c2\u6570\u662f--start-date\u3001--stop-date \u548c --start-position\u3001-- stop-position\u3002\n<ul class=\"wp-block-list\">\n<li><code>--start-date \u548c --stop-date<\/code>\uff1a\u53ef\u4ee5\u6307\u5b9a\u6062\u590d\u6570\u636e\u5e93\u7684\u8d77\u59cb\u65f6\u95f4\u70b9\u548c\u7ed3\u675f\u65f6\u95f4\u70b9\u3002<\/li>\n\n\n\n<li><code>--start-position \u548c --stop-position<\/code>\uff1a\u53ef\u4ee5\u6307\u5b9a\u6062\u590d\u6570\u636e\u7684\u5f00\u59cb\u4f4d\u7f6e\u548c\u7ed3\u675f\u4f4d\u7f6e\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u6ce8\u610f\uff1a\u4f7f\u7528mysqlbinlog\u547d\u4ee4\u8fdb\u884c\u6062\u590d\u64cd\u4f5c\u65f6\uff0c\u5fc5\u987b\u662f\u7f16\u53f7\u5c0f\u7684\u5148\u6062\u590d\uff0c\u4f8b\u5982atguigu-bin.000001\u5fc5\u987b\u5728atguigu-bin.000002\u4e4b\u524d\u6062\u590d\u3002<\/p>\n<\/blockquote>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"1\u6062\u590d\u6570\u636e\u524d\u7684\u64cd\u4f5c\">1\uff09\u6062\u590d\u6570\u636e\u524d\u7684\u64cd\u4f5c<\/h4>\n\n\n\n<p>\u5728\u6062\u590d\u6570\u636e\u524d\uff0c\u5148\u5237\u65b0\u65e5\u5fd7\uff0c\u751f\u6210\u65b0\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6587\u4ef6<\/p>\n\n\n\n<p>\u6267\u884c&nbsp;<code>FLUSH LOGS<\/code>&nbsp;\u5173\u95ed\u5f53\u524d\u7684 binlog \u6587\u4ef6\u5e76\u521b\u5efa\u4e00\u4e2a\u65b0\u7684 binlog \u6587\u4ef6\u3002<\/p>\n\n\n\n<p>\u76ee\u7684\u662f\u4e3a\u4e86\u548c\u4e4b\u524d\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6587\u4ef6\u5206\u9694\uff0c\u56e0\u4e3a\u6062\u590d\u64cd\u4f5c\uff0c\u4e5f\u4f1a\u5199\u5165\u5230\u4e8c\u8fdb\u5236\u65e5\u5fd7\u4e2d<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt; flush logs;\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt; show binary logs;\n+---------------+-----------+-----------+\n| Log_name      | File_size | Encrypted |\n+---------------+-----------+-----------+\n| binlog.000040 |       455 | No        |\n| binlog.000041 |       179 | No        |\n| binlog.000042 |       156 | No        |\n+---------------+-----------+-----------+\n<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"2\u901a\u8fc7position\u6062\u590d\u6570\u636e\">2\uff09\u901a\u8fc7position\u6062\u590d\u6570\u636e<\/h4>\n\n\n\n<p>\u901a\u8fc7&nbsp;<code>show binlog events<\/code>&nbsp;\u67e5\u770bSQL\u7684position<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt;show binlog events IN 'log_name';\n+---------------+-----+----------------+-----------+-------------+-----+\n| Log_name      | Pos | Event_type     | Server_id | End_log_pos | Info|\n+---------------+-----+----------------+-----------+-------------+-----+\n<\/code><\/pre>\n\n\n\n<p>\u8fde\u7eed\u7684\u8bed\u53e5\uff0cXID \u662f\u6328\u7740\u7684\uff0c\u53ef\u4ee5\u6839\u636e&nbsp;<code>XID<\/code>&nbsp;\u53bb\u67e5\u627e\u4e8b\u52a1\u5f00\u59cb\u7684&nbsp;<code>BEGIN&nbsp;<\/code>\u7684&nbsp;<code>POSITION<\/code><\/p>\n\n\n\n<p>XID \u4ee3\u8868\u4e00\u4e2a\u4e8b\u52a1\u7684\u7f16\u53f7\uff0cXID\u7684BEGIN\uff0c\u4ee3\u8868\u4e8b\u52a1\u7684\u5f00\u59cb\u3002XID\u7684End_lod_pos\u662f\u4e8b\u52a1\u7ed3\u675f\u7684\u4f4d\u7f6e\u3002<\/p>\n\n\n\n<p>\u4e00\u4e2a\u4e8b\u52a1\u7ed3\u675f\u7684\u4f4d\u7f6e<code>End_log_pos<\/code>\u4e5f\u662f\u4e0b\u4e00\u4e2a\u4e8b\u52a1\u7684BEGIN\u4f4d\u7f6e\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/usr\/bin\/mysqlbinlog \n--start-position=Pos --stop-position=End_log_pos\n--database=\u6570\u636e\u5e93\u540d \/var\/lib\/mysql\/\u65e5\u5fd7\u6587\u4ef6 | \/usr\/bin\/mysql -uroot -p\u5bc6\u7801 -v \u6570\u636e\u5e93\u540d\n<\/code><\/pre>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>[!important]<\/p>\n\n\n\n<p>\u6062\u590d\u6570\u636e\u65f6\uff0c\u5207\u8bb0\u4e0d\u8981\u52a0\u6b64\u9009\u9879<code>--base64-output=DECODE-ROWS<\/code><\/p>\n\n\n\n<p>\u6b64\u9009\u9879\u4f1a\u5bfc\u81f4Insert\u8bed\u53e5\u6062\u590d\u5931\u6548\u3002<\/p>\n\n\n\n<p>\u56e0\u4e3a\u6b64\u53c2\u6570\u4e3a\u4e86\u65b9\u4fbf\u4eba\u4e3a\u67e5\u770b\uff0c\u5c06\u4eba\u4e0d\u53ef\u8bfb\u4f46mysql\u53ef\u4ee5\u6267\u884c\u7684SQL\u8bed\u53e5\uff0c\u8f6c\u6362\u6210\u4e86\u4f2aSQL\u8bed\u53e5\uff0c\u4f2aSQL\u8bed\u53e5\u4e0d\u53ef\u6267\u884c\uff0c\u663e\u793a\u5728\u6ce8\u91ca\u90e8\u5206\uff0c\u4ec5\u65b9\u4fbf\u67e5\u770b\u3002<\/p>\n\n\n\n<p>\u53ef\u4ee5\u4f7f\u7528&nbsp;<code>-v<\/code>&nbsp;\u53c2\u6570\uff0c\u6b64\u53c2\u6570\u4f1a\u540c\u65f6\u4fdd\u7559SQL\u548c\u53ef\u4ee5\u67e5\u770b\u7684\u4f2aSQL\u8bed\u53e5<\/p>\n<\/blockquote>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"3\u6839\u636e\u65f6\u95f4\u6062\u590d\u6570\u636e\">3\uff09\u6839\u636e\u65f6\u95f4\u6062\u590d\u6570\u636e<\/h4>\n\n\n\n<p>\u4ece\u6307\u5b9a\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6587\u4ef6\u4e2d\u63d0\u53d6\u5728\u7279\u5b9a\u65f6\u95f4\u8303\u56f4\u5185\u7684SQL\u8bed\u53e5\uff0c\u5e76\u5c06\u8fd9\u4e9b\u8bed\u53e5\u4fdd\u5b58\u5230<code>binlog.sql<\/code>\u6587\u4ef6\u4e2d<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqlbinlog --no-defaults \\\n--start-datetime=\"YYYY-MM-DD HH:MM:SS\" --stop-datetime=\"YYYY-MM-DD HH:MM:SS\" \\\n--database=your_database \\\n\/path\/to\/binlog.00000X&gt; binlog.sql \n<\/code><\/pre>\n\n\n\n<p><strong>\u4ece\u591a\u4e2a\u4e8c\u8fdb\u5236\u65e5\u5fd7\uff08binlog\uff09\u6587\u4ef6\u4e2d\u6279\u91cf\u63d0\u53d6SQL\u8bed\u53e5<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u53ef\u4ee5\u5728<code>mysqlbinlog<\/code>\u547d\u4ee4\u4e2d\u76f4\u63a5\u5217\u51fa\u6240\u6709\u9700\u8981\u5904\u7406\u7684binlog\u6587\u4ef6<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqlbinlog --no-defaults \\\n--start-datetime=\"YYYY-MM-DD HH:MM:SS\" --stop-datetime=\"YYYY-MM-DD HH:MM:SS\" \\\n--database=your_database \\\n\/path\/to\/binlog.00000X \/path\/to\/binlog.00000X \/path\/to\/binlog.00000X&gt; binlog.sql \n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528\u901a\u914d\u7b26\u5339\u914d\u591a\u4e2abinlog\u6587\u4ef6<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqlbinlog --no-defaults \\\n--start-datetime=\"YYYY-MM-DD HH:MM:SS\" --stop-datetime=\"YYYY-MM-DD HH:MM:SS\" \\\n--database=your_database \\\n\/path\/to\/binlog.0* &gt; binlog.sql\n<\/code><\/pre>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u6ce8\u610f<code>binlog.0*<\/code>\uff0c\u907f\u514d\u5c06<code>binlog.index<\/code>\u5339\u914d\u8fdb\u53bb<\/p>\n\n\n\n<p>\u6ce8\u610f<code>binlog.00000[0-8]<\/code>&nbsp;\u53ef\u4ee5\u6307\u5b9a\u5177\u4f53\u7684\u8303\u56f4<\/p>\n<\/blockquote>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528\u5faa\u73af\u6279\u91cf\u5904\u7406<\/li>\n<\/ul>\n\n\n\n<p>\u901a\u8fc7Shell\u811a\u672c\u6216\u547d\u4ee4\u884c\u5faa\u73af\u5904\u7406\u591a\u4e2a\u6587\u4ef6<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>for binlog in \/path\/to\/binlog.*; do\n    mysqlbinlog --no-defaults \\\n    --start-datetime=\"YYYY-MM-DD HH:MM:SS\" --stop-datetime=\"YYYY-MM-DD HH:MM:SS\" \\\n    --database=your_database \\\n    \"$binlog\" &gt;&gt; binlog.sql\ndone\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528binlog\u7d22\u5f15\u6587\u4ef6<\/li>\n<\/ul>\n\n\n\n<p>MySQL\u4f1a\u7ef4\u62a4\u4e00\u4e2a\u4e8c\u8fdb\u5236\u65e5\u5fd7\u7d22\u5f15\u6587\u4ef6\uff08\u9ed8\u8ba4\u4e3a<code>\/var\/lib\/mysql\/binlog.index<\/code>\uff09<\/p>\n\n\n\n<p>\u53ef\u4ee5\u5229\u7528\u5b83\u6765\u8bfb\u53d6\u6240\u6709binlog\u6587\u4ef6<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqlbinlog --no-defaults \\\n--start-datetime=\"YYYY-MM-DD HH:MM:SS\" --stop-datetime=\"YYYY-MM-DD HH:MM:SS\" \\\n--database=your_database --result-file=binlog.sql \\\n--read-from-remote-server --host=your_host --user=your_user --password=your_password \\\n--raw &lt; \/path\/to\/mysql-bin.index\n<\/code><\/pre>\n\n\n\n<p><strong>\u6267\u884cSQL\u811a\u672c<\/strong><\/p>\n\n\n\n<p>\u4f7f\u7528&nbsp;<code>source<\/code>&nbsp;\u547d\u4ee4\u6267\u884c SQL \u6587\u4ef6<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql -u user -p\nmysql&gt; source \/path\/to\/your_file.sql;\n<\/code><\/pre>\n\n\n\n<p>\u8f93\u5165\u91cd\u5b9a\u5411<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql -u \u7528\u6237\u540d -p \u6570\u636e\u5e93\u540d &lt; \/path\/to\/your_file.sql\n<\/code><\/pre>\n\n\n\n<p>\u7ba1\u9053\u7b26<\/p>\n\n\n\n<p>\u53ef\u4ee5\u901a\u8fc7\u7ba1\u9053\u7b26\uff08<code>|<\/code>\uff09\u5c06\u63d0\u53d6 SQL \u8bed\u53e5\u7684\u547d\u4ee4\u548c\u6267\u884c SQL \u811a\u672c\u7684\u547d\u4ee4\u8fde\u63a5\u8d77\u6765<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>usr\/bin\/mysqlbinlog\n--start-datetime=\"YYYY-MM-DD HH:MM:SS\u201d --stop-datetime=\"YYYY-MM-DD HH:MM:SS\" \n--database=your_database \/var\/lib\/mysql\/\u65e5\u5fd7\u6587\u4ef6 | \/usr\/bin\/mysql -uroot -ppassord -v your_database\n<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"4\u65f6\u95f4\u6062\u590d-vs-position\u6062\u590d\">4\uff09\u65f6\u95f4\u6062\u590d VS Position\u6062\u590d<\/h4>\n\n\n\n<p><strong>\u7cbe\u786e\u6027<\/strong>\uff1a\u65f6\u95f4\u70b9\u6062\u590d\u5305\u542b\u65f6\u95f4\u8303\u56f4\u5185\u7684\u591a\u4e2a\u4e8b\u52a1\uff0c\u800c\u67d0\u4e9b\u60c5\u51b5\u4e0b\u53ea\u9700\u8981\u6062\u590d\u90e8\u5206\u4e8b\u52a1\u3002\u4f7f\u7528&nbsp;<code>POS<\/code>&nbsp;\u80fd\u66f4\u7cbe\u786e\u5730\u63a7\u5236\u6062\u590d\u8303\u56f4\u3002<\/p>\n\n\n\n<p><strong>\u4e3b\u4ece\u590d\u5236\u573a\u666f<\/strong>\uff1a\u5728\u4e3b\u4ece\u590d\u5236\u7684\u4fee\u590d\u4e2d\uff0c\u65f6\u95f4\u70b9\u65e0\u6cd5\u76f4\u63a5\u7528\u4f5c&nbsp;<code>CHANGE MASTER TO<\/code>&nbsp;\u7684\u53c2\u6570\uff0c\u5fc5\u987b\u4f7f\u7528\u65e5\u5fd7\u6587\u4ef6\u540d\u548c&nbsp;<code>POS<\/code>\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>CHANGE MASTER TO\n    MASTER_LOG_FILE='mysql-bin.000001',\n    MASTER_LOG_POS=12345;\nSTART SLAVE;\n<\/code><\/pre>\n\n\n\n<p><strong>\u4e8b\u52a1\u4e00\u81f4\u6027<\/strong>\uff1a\u4f7f\u7528\u65f6\u95f4\u70b9\u6062\u590d\u65f6\uff0c\u53ef\u80fd\u4f1a\u4e0d\u5c0f\u5fc3\u8de8\u8d8a\u4e8b\u52a1\u8fb9\u754c\u3002\u901a\u8fc7&nbsp;<code>POS<\/code>&nbsp;\u53ef\u4ee5\u786e\u4fdd\u5b8c\u6574\u7684\u4e8b\u52a1\u88ab\u6062\u590d\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u53ef\u4ee5\u5148\u6839\u636e\u65f6\u95f4\u70b9\u63d0\u53d6\u65e5\u5fd7\uff0c\u786e\u5b9a\u5927\u81f4POS\u8303\u56f4\u3002\u518d\u6839\u636ePOS\u7cbe\u51c6\u6062\u590d\u3002<\/p>\n<\/blockquote>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"5\u6a21\u62df\u6848\u4f8b\">5\uff09\u6a21\u62df\u6848\u4f8b<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code># \u5efa\u5e93\u5efa\u8868\ncreate database dbtest_log;\nuse dbtest_log;\nCREATE TABLE test (\n    id INT AUTO_INCREMENT PRIMARY KEY \n);\n# \u63d2\u5165\u6570\u636e\ninsert into test values (1),(2),(3);\n<\/code><\/pre>\n\n\n\n<p>\u6a21\u62df\u5220\u9664\u8868<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>drop table test;\n<\/code><\/pre>\n\n\n\n<p><strong>\u901a\u8fc7position\u6062\u590d<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>flush logs;\nshow binlog events in 'binlog.000001';\n<\/code><\/pre>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" height=\"320\" width=\"1147\" src=\"https:\/\/i-blog.csdnimg.cn\/direct\/2ef449b14dff4ae6bd0481d2b1b092fa.png\" alt=\"\"><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/usr\/bin\/mysqlbinlog \\\n--start-position=436 --stop-position=893 \\\n--database=dbtest_log \/var\/lib\/mysql\/binlog.000001 | \/usr\/bin\/mysql -uroot -ppassword -v dbtest_log;\n<\/code><\/pre>\n\n\n\n<p>\u5206\u4e24\u6b65\u4e5f\u662f\u53ef\u4ee5\u7684<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/usr\/bin\/mysqlbinlog \\\n--start-position=436 --stop-position=893 \\\n--database=dbtest_log \/var\/lib\/mysql\/binlog.000001 &gt; binlog.sql\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt; source \/root\/binlog.sql\n<\/code><\/pre>\n\n\n\n<p><strong>\u901a\u8fc7\u65f6\u95f4\u6062\u590d<\/strong><\/p>\n\n\n\n<p>\u6839\u636e\u5927\u81f4\u7684\u65f6\u95f4\u70b9\uff0c\u63d0\u53d6sql\u8bed\u53e5<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysqlbinlog --no-defaults \\\n--start-datetime=\"2024-11-18 00:00:00\" --stop-datetime=\"2024-11-19 00:00:00\" \\\n-v \\\n--database=dbtest_log \\\n\/var\/lib\/mysql\/binlog.000001 &gt; binlog.sql\n<\/code><\/pre>\n\n\n\n<p>\u67e5\u770bbinlog.sql\uff0c\u786e\u5b9a\u66f4\u52a0\u7cbe\u786e\u7684\u65f6\u95f4\u8303\u56f4\uff0c\u6216\u8005\u624b\u52a8\u5220\u9664\u4e0d\u9700\u8981\u7684sql\u8bed\u53e5\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt; source \/root\/binlog.sql\n<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"6\u7b2c\u4e09\u65b9binlog\u6062\u590d\u5de5\u5177\">6\uff09\u7b2c\u4e09\u65b9binlog\u6062\u590d\u5de5\u5177<\/h4>\n\n\n\n<p>\u539f\u751f\u7684mysqlbinlog\u65e0\u6cd5\u6839\u636e\u67d0\u5f20\u8868\u53bb\u7b5b\u9009<\/p>\n\n\n\n<p><code>binlog2sql<\/code>&nbsp;<code>MyFlash<\/code><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"56-\u5176\u4ed6\u573a\u666f\">5.6 \u5176\u4ed6\u573a\u666f<\/h3>\n\n\n\n<p>\u4e8c\u8fdb\u5236\u65e5\u5fd7\u53ef\u4ee5\u901a\u8fc7\u6570\u636e\u5e93\u7684<code>\u5168\u91cf\u5907\u4efd<\/code>\u548c\u4e8c\u8fdb\u5236\u65e5\u5fd7\u4e2d\u4fdd\u5b58\u7684<code>\u589e\u91cf\u4fe1\u606f<\/code>\uff0c\u5b8c\u6210\u6570\u636e\u5e93\u7684<code>\u65e0\u635f\u5931\u6062\u590d<\/code>\u3002\u4f46\u662f\uff0c\u5982\u679c\u9047\u5230\u6570\u636e\u91cf\u5927\u3001\u6570\u636e\u5e93\u548c\u6570\u636e\u8868\u5f88\u591a\uff08\u6bd4\u5982\u5206\u5e93\u5206\u8868\u7684\u5e94\u7528\uff09\u7684\u573a\u666f\uff0c\u7528\u4e8c\u8fdb\u5236\u65e5\u5fd7\u8fdb\u884c\u6570\u636e\u6062\u590d\uff0c\u662f\u5f88\u6709\u6311\u6218\u6027\u7684\uff0c\u56e0\u4e3a\u8d77\u6b62\u4f4d\u7f6e\u4e0d\u5bb9\u6613\u7ba1\u7406\u3002<\/p>\n\n\n\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u4e00\u4e2a\u6709\u6548\u7684\u89e3\u51b3\u529e\u6cd5\u662f<code>\u914d\u7f6e\u4e3b\u4ece\u6570\u636e\u5e93\u670d\u52a1\u5668<\/code>\uff0c\u751a\u81f3\u662f<code>\u4e00\u4e3b\u591a\u4ece<\/code>\u7684\u67b6\u6784\uff0c\u628a\u4e8c\u8fdb\u5236\u65e5\u5fd7\u6587\u4ef6\u7684\u5185\u5bb9\u901a\u8fc7\u4e2d\u7ee7\u65e5\u5fd7\uff0c\u540c\u6b65\u5230\u4ece\u6570\u636e\u5e93\u670d\u52a1\u5668\u4e2d\uff0c\u8fd9\u6837\u5c31\u53ef\u4ee5\u6709\u6548\u907f\u514d\u6570\u636e\u5e93\u6545\u969c\u5bfc\u81f4\u7684\u6570\u636e\u5f02\u5e38\u7b49\u95ee\u9898\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"6-\u518d\u8c08\u4e8c\u8fdb\u5236\u65e5\u5fd7binlog\">6. \u518d\u8c08\u4e8c\u8fdb\u5236\u65e5\u5fd7(binlog)<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"61-\u5199\u5165\u673a\u5236\">6.1 \u5199\u5165\u673a\u5236<\/h3>\n\n\n\n<p>binlog\u7684\u5199\u5165\u65f6\u673a\u4e5f\u975e\u5e38\u7b80\u5355\uff0c\u4e8b\u52a1\u6267\u884c\u8fc7\u7a0b\u4e2d\uff0c\u5148\u628a\u65e5\u5fd7\u5199\u5230<code>binlog cache<\/code>\uff0c\u4e8b\u52a1\u63d0\u4ea4\u7684\u65f6\u5019\uff0c\u518d\u628abinlog cache\u5199\u5230binlog\u6587\u4ef6\u4e2d\u3002\u56e0\u4e3a\u4e00\u4e2a\u4e8b\u52a1\u7684binlog\u4e0d\u80fd\u88ab\u62c6\u5f00\uff0c\u65e0\u8bba\u8fd9\u4e2a\u4e8b\u52a1\u591a\u5927\uff0c\u4e5f\u8981\u786e\u4fdd\u4e00\u6b21\u6027\u5199\u5165\uff0c\u6240\u4ee5\u7cfb\u7edf\u4f1a\u7ed9\u6bcf\u4e2a\u7ebf\u7a0b\u5206\u914d\u4e00\u4e2a\u5757\u5185\u5b58\u4f5c\u4e3abinlog cache\u3002<\/p>\n\n\n\n<p>\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7<code>binlog_cache_size<\/code>\u53c2\u6570\u63a7\u5236\u5355\u4e2a\u7ebf\u7a0bbinlog cache\u5927\u5c0f\uff0c\u5982\u679c\u5b58\u50a8\u5185\u5bb9\u8d85\u8fc7\u4e86\u8fd9\u4e2a\u53c2 \u6570\uff0c\u5c31\u8981\u6682\u5b58\u5230\u78c1\u76d8(Swap)\u3002binlog\u65e5\u5fd7\u5237\u76d8\u6d41\u7a0b\u5982\u4e0b:<\/p>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" height=\"764\" width=\"1080\" src=\"https:\/\/i-blog.csdnimg.cn\/direct\/a4e9df91a53948deb4ffff9b1ee95812.png\" alt=\"\"><\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<ul class=\"wp-block-list\">\n<li>\u4e0a\u56fe\u7684write\uff0c\u662f\u6307\u628a\u65e5\u5fd7\u5199\u5165\u5230\u6587\u4ef6\u7cfb\u7edf\u7684page cache\uff0c\u5e76\u6ca1\u6709\u628a\u6570\u636e\u6301\u4e45\u5316\u5230\u78c1\u76d8\uff0c\u6240\u4ee5\u901f\u5ea6\u6bd4\u8f83\u5feb<\/li>\n\n\n\n<li>\u4e0a\u56fe\u7684fsync\uff0c\u624d\u662f\u5c06\u6570\u636e\u6301\u4e45\u5316\u5230\u78c1\u76d8\u7684\u64cd\u4f5c<\/li>\n<\/ul>\n<\/blockquote>\n\n\n\n<p>write\u548cfsync\u7684\u65f6\u673a\uff0c\u53ef\u4ee5\u7531\u53c2\u6570<code>sync_binlog<\/code>\u63a7\u5236\uff0c\u9ed8\u8ba4\u662f<code>0<\/code>\u3002\u4e3a0\u7684\u65f6\u5019\uff0c\u8868\u793a\u6bcf\u6b21\u63d0\u4ea4\u4e8b\u52a1\u90fd\u53eawrite\uff0c\u7531\u7cfb\u7edf\u81ea\u884c\u5224\u65ad\u4ec0\u4e48\u65f6\u5019\u6267\u884cfsync\u3002\u867d\u7136\u6027\u80fd\u5f97\u5230\u63d0\u5347\uff0c\u4f46\u662f\u673a\u5668\u5b95\u673a\uff0cpage cache\u91cc\u9762\u7684binglog \u4f1a\u4e22\u5931\u3002\u5982\u4e0b\u56fe\uff1a<\/p>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" height=\"853\" width=\"1080\" src=\"https:\/\/i-blog.csdnimg.cn\/direct\/d20d7965878744f1ac49ab3af56142a4.png\" alt=\"\"><\/p>\n\n\n\n<p>\u4e3a\u4e86\u5b89\u5168\u8d77\u89c1\uff0c\u53ef\u4ee5\u8bbe\u7f6e\u4e3a<code>1<\/code>\uff0c\u8868\u793a\u6bcf\u6b21\u63d0\u4ea4\u4e8b\u52a1\u90fd\u4f1a\u6267\u884cfsync\uff0c\u5c31\u5982\u540c&nbsp;<strong>redo log<\/strong>&nbsp;<strong>\u5237\u76d8\u6d41\u7a0b<\/strong>\u4e00\u6837\u3002<\/p>\n\n\n\n<p>\u6700\u540e\u8fd8\u6709\u4e00\u79cd\u6298\u4e2d\u65b9\u5f0f\uff0c\u53ef\u4ee5\u8bbe\u7f6e\u4e3aN(N&gt;1)\uff0c\u8868\u793a\u6bcf\u6b21\u63d0\u4ea4\u4e8b\u52a1\u90fdwrite\uff0c\u4f46\u7d2f\u79efN\u4e2a\u4e8b\u52a1\u540e\u624dfsync\u3002<\/p>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" height=\"839\" width=\"1080\" src=\"https:\/\/i-blog.csdnimg.cn\/direct\/3d4e12093a9d462e9bef94bd545995ef.png\" alt=\"\"><\/p>\n\n\n\n<p>\u5728\u51fa\u73b0IO\u74f6\u9888\u7684\u573a\u666f\u91cc\uff0c\u5c06sync_binlog\u8bbe\u7f6e\u6210\u4e00\u4e2a\u6bd4\u8f83\u5927\u7684\u503c\uff0c\u53ef\u4ee5\u63d0\u5347\u6027\u80fd\u3002\u540c\u6837\u7684\uff0c\u5982\u679c\u673a\u5668\u5b95\u673a\uff0c\u4f1a\u4e22\u5931\u6700\u8fd1N\u4e2a\u4e8b\u52a1\u7684binlog\u65e5\u5fd7\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"62-binlog\u4e0eredolog\u5bf9\u6bd4\">6.2 binlog\u4e0eredolog\u5bf9\u6bd4<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>redo log \u5b83\u662f<code>\u7269\u7406\u65e5\u5fd7<\/code>\uff0c\u8bb0\u5f55\u5185\u5bb9\u662f\u201c\u5728\u67d0\u4e2a\u6570\u636e\u9875\u4e0a\u505a\u4e86\u4ec0\u4e48\u4fee\u6539\u201d\uff0c\u5c5e\u4e8eInnoDB\u5b58\u50a8\u5f15\u64ce\u5c42\u4ea7\u751f\u7684\u3002<\/li>\n\n\n\n<li>\u800c binlog \u662f<code>\u903b\u8f91\u65e5\u5fd7<\/code>\uff0c\u8bb0\u5f55\u5185\u5bb9\u662f\u8bed\u53e5\u7684\u539f\u59cb\u903b\u8f91\uff0c\u7c7b\u4f3c\u4e8e\u201c\u7ed9 ID=2 \u8fd9\u4e00\u884c\u7684 c \u5b57\u6bb5\u52a0 1\u201d\uff0c\u5c5e\u4e8eMySQL Server \u5c42\u3002<\/li>\n\n\n\n<li>\u867d\u7136\u5b83\u4eec\u90fd\u5c5e\u4e8e\u6301\u4e45\u5316\u7684\u4fdd\u8bc1\uff0c\u4f46\u662f\u4fa7\u91cd\u70b9\u4e0d\u540c\u3002\n<ul class=\"wp-block-list\">\n<li>redo log \u8ba9InnoDB\u5b58\u50a8\u5f15\u64ce\u62e5\u6709\u4e86\u5d29\u6e83\u6062\u590d\u80fd\u529b\u3002<\/li>\n\n\n\n<li>binlog\u4fdd\u8bc1\u4e86MySQL\u96c6\u7fa4\u67b6\u6784\u7684\u6570\u636e\u4e00\u81f4\u6027<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"63-\u4e24\u9636\u6bb5\u63d0\u4ea4\">6.3 \u4e24\u9636\u6bb5\u63d0\u4ea4<\/h3>\n\n\n\n<p>\u5728\u6267\u884c\u66f4\u65b0\u8bed\u53e5\u8fc7\u7a0b\uff0c\u4f1a\u8bb0\u5f55redo log\u4e0ebinlog\u4e24\u5757\u65e5\u5fd7\uff0c\u4ee5\u57fa\u672c\u7684\u4e8b\u52a1\u4e3a\u5355\u4f4d\uff0credo log\u5728\u4e8b\u52a1\u6267\u884c\u8fc7\u7a0b\u4e2d\u53ef\u4ee5\u4e0d\u65ad\u5199\u5165\uff0c\u800cbinlog\u53ea\u6709\u5728\u63d0\u4ea4\u4e8b\u52a1\u65f6\u624d\u5199\u5165\uff0c\u6240\u4ee5redo log\u4e0ebinlog\u7684<code>\u5199\u5165\u65f6\u673a<\/code>\u4e0d\u4e00\u6837\u3002<\/p>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" height=\"748\" width=\"641\" src=\"https:\/\/i-blog.csdnimg.cn\/direct\/92f3e2761a844944a41afeddf8b32762.png\" alt=\"\"><\/p>\n\n\n\n<p><strong>redo log\u4e0ebinlog\u4e24\u4efd\u65e5\u5fd7\u4e4b\u95f4\u7684\u903b\u8f91\u4e0d\u4e00\u81f4\uff0c\u4f1a\u51fa\u73b0\u4ec0\u4e48\u95ee\u9898\uff1f<\/strong><\/p>\n\n\n\n<p>\u4ee5update\u8bed\u53e5\u4e3a\u4f8b\uff0c\u5047\u8bbeid=2\u7684\u8bb0\u5f55\uff0c\u5b57\u6bb5c\u503c\u662f0\uff0c\u628a\u5b57\u6bb5c\u503c\u66f4\u65b0\u62101\uff0cSQL\u8bed\u53e5\u4e3aupdate T set c=1 where id=2\u3002<\/p>\n\n\n\n<p>\u5047\u8bbe\u6267\u884c\u8fc7\u7a0b\u4e2d\u5199\u5b8credo log\u65e5\u5fd7\u540e\uff0cbinlog\u65e5\u5fd7\u5199\u671f\u95f4\u53d1\u751f\u4e86\u5f02\u5e38\uff0c\u4f1a\u51fa\u73b0\u4ec0\u4e48\u60c5\u51b5\u5462?<\/p>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" height=\"590\" width=\"476\" src=\"https:\/\/i-blog.csdnimg.cn\/direct\/70739c456bef41aab459350f2dd33548.png\" alt=\"\"><\/p>\n\n\n\n<p>\u7531\u4e8ebinlog\u6ca1\u5199\u5b8c\u5c31\u5f02\u5e38\uff0c\u8fd9\u65f6\u5019binlog\u91cc\u9762\u6ca1\u6709\u5bf9\u5e94\u7684\u4fee\u6539\u8bb0\u5f55\u3002<\/p>\n\n\n\n<p>\u56e0\u6b64\uff0c\u4e4b\u540e\u7528binlog\u65e5\u5fd7\u6062\u590d\u6570\u636e\u65f6\uff0c\u5c31\u4f1a\u5c11\u8fd9\u4e00\u6b21\u66f4\u65b0\uff0c\u6062\u590d\u51fa\u6765\u7684\u8fd9\u4e00\u884cc\u503c\u662f0\uff0c\u800c\u539f\u5e93\u56e0\u4e3aredo log\u65e5\u5fd7\u6062\u590d\uff0c\u8fd9\u4e00\u884cc\u503c\u662f1\uff0c\u6700\u7ec8\u6570\u636e\u4e0d\u4e00\u81f4\u3002<\/p>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" height=\"809\" width=\"891\" src=\"https:\/\/i-blog.csdnimg.cn\/direct\/0a98e4c9857b4c8a90232c5a0530250a.png\" alt=\"\"><\/p>\n\n\n\n<p>\u4e3a\u4e86\u89e3\u51b3\u4e24\u4efd\u65e5\u5fd7\u4e4b\u95f4\u7684\u903b\u8f91\u4e00\u81f4\u95ee\u9898\uff0cInnoDB\u5b58\u50a8\u5f15\u64ce\u4f7f\u7528<strong>\u4e24\u9636\u6bb5\u63d0\u4ea4<\/strong>\u65b9\u6848\u3002\u539f\u7406\u5f88\u7b80\u5355\uff0c\u5c06redo log\u7684\u5199\u5165\u62c6\u6210\u4e86\u4e24\u4e2a\u6b65\u9aa4prepare\u548ccommit\uff0c\u8fd9\u5c31\u662f<strong>\u4e24\u9636\u6bb5\u63d0\u4ea4<\/strong>\u3002<\/p>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" height=\"771\" width=\"851\" src=\"https:\/\/i-blog.csdnimg.cn\/direct\/6ba4454720ee417aaf2e36db78197a3d.png\" alt=\"\"><\/p>\n\n\n\n<p>\u4f7f\u7528<strong>\u4e24\u9636\u6bb5\u63d0\u4ea4<\/strong>\u540e\uff0c\u5199\u5165binlog\u65f6\u53d1\u751f\u5f02\u5e38\u4e5f\u4e0d\u4f1a\u6709\u5f71\u54cd\uff0c\u56e0\u4e3aMySQL\u6839\u636eredo log\u65e5\u5fd7\u6062\u590d\u6570\u636e\u65f6\uff0c \u53d1\u73b0redolog\u8fd8\u5904\u4e8eprepare\u9636\u6bb5\uff0c\u5e76\u4e14\u6ca1\u6709\u5bf9\u5e94binlog\u65e5\u5fd7\uff0c\u5c31\u4f1a\u56de\u6eda\u8be5\u4e8b\u52a1\u3002<\/p>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" height=\"497\" width=\"1080\" src=\"https:\/\/i-blog.csdnimg.cn\/direct\/b5c652c407f544dd8cff28f16a8c10c2.png\" alt=\"\"><\/p>\n\n\n\n<p>\u53e6\u4e00\u4e2a\u573a\u666f\uff0credo log\u8bbe\u7f6ecommit\u9636\u6bb5\u53d1\u751f\u5f02\u5e38\uff0c\u90a3\u4f1a\u4e0d\u4f1a\u56de\u6eda\u4e8b\u52a1\u5462\uff1f<\/p>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" height=\"501\" width=\"1080\" src=\"https:\/\/i-blog.csdnimg.cn\/direct\/723ebda7b73a451489f90ab1e2655286.png\" alt=\"\"><\/p>\n\n\n\n<p>\u5e76\u4e0d\u4f1a\u56de\u6eda\u4e8b\u52a1\uff0c\u5b83\u4f1a\u6267\u884c\u4e0a\u56fe\u6846\u4f4f\u7684\u903b\u8f91\uff0c\u867d\u7136redo log\u662f\u5904\u4e8eprepare\u9636\u6bb5\uff0c\u4f46\u662f\u80fd\u901a\u8fc7\u4e8b\u52a1id\u627e\u5230\u5bf9\u5e94\u7684binlog\u65e5\u5fd7\uff0c\u6240\u4ee5MySQL\u8ba4\u4e3a\u662f\u5b8c\u6574\u7684\uff0c\u5c31\u4f1a\u63d0\u4ea4\u4e8b\u52a1\u6062\u590d\u6570\u636e\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"7-\u4e2d\u7ee7\u65e5\u5fd7relay-log\">7. \u4e2d\u7ee7\u65e5\u5fd7(relay log)<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"71-\u4ecb\u7ecd\">7.1 \u4ecb\u7ecd<\/h3>\n\n\n\n<p><strong>\u4e2d\u7ee7\u65e5\u5fd7\u53ea\u5728\u4e3b\u4ece\u670d\u52a1\u5668\u67b6\u6784\u7684\u4ece\u670d\u52a1\u5668\u4e0a\u5b58\u5728<\/strong>\u3002\u4ece\u670d\u52a1\u5668\u4e3a\u4e86\u4e0e\u4e3b\u670d\u52a1\u5668\u4fdd\u6301\u4e00\u81f4\uff0c\u8981\u4ece\u4e3b\u670d\u52a1\u5668\u8bfb\u53d6\u4e8c\u8fdb\u5236\u65e5\u5fd7\u7684\u5185\u5bb9\uff0c\u5e76\u4e14\u628a\u8bfb\u53d6\u5230\u7684\u4fe1\u606f\u5199\u5165<code>\u672c\u5730\u7684\u65e5\u5fd7\u6587\u4ef6<\/code>\u4e2d\uff0c\u8fd9\u4e2a\u4ece\u670d\u52a1\u5668\u672c\u5730\u7684\u65e5\u5fd7\u6587\u4ef6\u5c31\u53eb<code>\u4e2d\u7ee7\u65e5\u5fd7<\/code>\u3002\u7136\u540e\uff0c\u4ece\u670d\u52a1\u5668\u8bfb\u53d6\u4e2d\u7ee7\u65e5\u5fd7\uff0c\u5e76\u6839\u636e\u4e2d\u7ee7\u65e5\u5fd7\u7684\u5185\u5bb9\u5bf9\u4ece\u670d\u52a1\u5668\u7684\u6570\u636e\u8fdb\u884c\u66f4\u65b0\uff0c\u5b8c\u6210\u4e3b\u4ece\u670d\u52a1\u5668\u7684<code>\u6570\u636e\u540c\u6b65<\/code>\u3002<\/p>\n\n\n\n<p>\u642d\u5efa\u597d\u4e3b\u4ece\u670d\u52a1\u5668\u4e4b\u540e\uff0c\u4e2d\u7ee7\u65e5\u5fd7\u9ed8\u8ba4\u4f1a\u4fdd\u5b58\u5728\u4ece\u670d\u52a1\u5668\u7684\u6570\u636e\u76ee\u5f55\u4e0b\u3002<\/p>\n\n\n\n<p>\u6587\u4ef6\u540d\u7684\u683c\u5f0f\u662f\uff1a<code>\u4ece\u670d\u52a1\u5668\u540d-relay-bin.\u5e8f\u53f7<\/code>\u3002<\/p>\n\n\n\n<p>\u4e2d\u7ee7\u65e5\u5fd7\u8fd8\u6709\u4e00\u4e2a\u7d22\u5f15\u6587\u4ef6\uff1a<code>\u4ece\u670d\u52a1\u5668\u540d-relaybin.index<\/code>\uff0c\u7528\u6765\u5b9a\u4f4d\u5f53\u524d\u6b63\u5728\u4f7f\u7528\u7684\u4e2d\u7ee7\u65e5\u5fd7\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"72-\u67e5\u770b\u4e2d\u7ee7\u65e5\u5fd7\">7.2 \u67e5\u770b\u4e2d\u7ee7\u65e5\u5fd7<\/h3>\n\n\n\n<p>\u4e2d\u7ee7\u65e5\u5fd7\u4e0e\u4e8c\u8fdb\u5236\u65e5\u5fd7\u7684\u683c\u5f0f\u76f8\u540c\uff0c\u53ef\u4ee5\u7528<code>mysqlbinlog<\/code>\u5de5\u5177\u8fdb\u884c\u67e5\u770b\u3002\u4e0b\u9762\u662f\u4e2d\u7ee7\u65e5\u5fd7\u7684\u4e00\u4e2a\u7247\u6bb5\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>SET TIMESTAMP=1618558728\/*!*\/;\nBEGIN\n\/*!*\/;\n# at 950\n#210416 15:38:48 server id 1 end_log_pos 832 CRC32 0xcc16d651 Table_map:\n`atguigu`.`test` mapped to number 91\n# at 1000\n#210416 15:38:48 server id 1 end_log_pos 872 CRC32 0x07e4047c Delete_rows: table id\n91 flags: STMT_END_F -- server id 1 \u662f\u4e3b\u670d\u52a1\u5668\uff0c\u610f\u601d\u662f\u4e3b\u670d\u52a1\u5668\u5220\u4e86\u4e00\u884c\u6570\u636e\nBINLOG 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