{"id":948,"date":"2025-04-21T21:16:55","date_gmt":"2025-04-21T13:16:55","guid":{"rendered":"https:\/\/eve2333.top\/?p=948"},"modified":"2025-04-21T21:17:08","modified_gmt":"2025-04-21T13:17:08","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-18","status":"publish","type":"post","link":"https:\/\/eve2333.top\/?p=948","title":{"rendered":"MySQL\u6570\u636e\u5e93\u5165\u95e8\u5230\u5927\u86c7\u5c1a\u7845\u8c37\u5b8b\u7ea2\u5eb7\u8001\u5e08\u7b14\u8bb0 \u9ad8\u7ea7\u7bc7 part18"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\" id=\"\u7b2c18\u7ae0-\u4e3b\u4ece\u590d\u5236\">\u7b2c18\u7ae0 \u4e3b\u4ece\u590d\u5236<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"1-\u4e3b\u4ece\u590d\u5236\u6982\u8ff0\">1. \u4e3b\u4ece\u590d\u5236\u6982\u8ff0<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"11-\u5982\u4f55\u63d0\u5347\u6570\u636e\u5e93\u5e76\u53d1\u80fd\u529b\">1.1 \u5982\u4f55\u63d0\u5347\u6570\u636e\u5e93\u5e76\u53d1\u80fd\u529b<\/h3>\n\n\n\n<p>\u5728\u5b9e\u9645\u5de5\u4f5c\u4e2d\u5e38\u5e38\u5c06<code>Redis<\/code>\u4f5c\u4e3a\u7f13\u5b58\u4e0e<code>MySQL<\/code>\u914d\u5408\u6765\u4f7f\u7528\uff0c\u5f53\u6709\u8bf7\u6c42\u7684\u65f6\u5019\uff0c\u9996\u5148\u4f1a\u4ece\u7f13\u5b58\u4e2d\u8fdb\u884c\u67e5\u627e\uff0c\u5982\u679c\u5b58\u5728\u5c31\u76f4\u63a5\u53d6\u51fa\u3002\u5982\u679c\u4e0d\u5b58\u5728\u518d\u8bbf\u95ee\u6570\u636e\u5e93\uff0c\u8fd9\u6837\u5c31<code>\u63d0\u5347\u4e86\u8bfb\u53d6\u7684\u6548\u7387<\/code>\uff0c\u4e5f\u51cf\u5c11\u4e86\u5bf9\u540e\u7aef\u6570\u636e\u5e93\u7684<code>\u8bbf\u95ee\u538b\u529b<\/code>&nbsp;\u3002Redis\u7684\u7f13\u5b58\u67b6\u6784\u662f<code>\u9ad8\u5e76\u53d1\u67b6\u6784<\/code>\u4e2d\u975e\u5e38\u91cd\u8981\u7684\u4e00\u73af\u3002<\/p>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" height=\"586\" width=\"547\" src=\"https:\/\/i-blog.csdnimg.cn\/direct\/ffd189bc92bb4af28a4f5ffc10d4cb0e.png\" alt=\"\"><\/p>\n\n\n\n<p>\u6b64\u5916\uff0c\u4e00\u822c\u5e94\u7528\u5bf9\u6570\u636e\u5e93\u800c\u8a00\u90fd\u662f\u201c<code>\u8bfb\u591a\u5199\u5c11<\/code>\u201d\uff0c\u4e5f\u5c31\u8bf4\u5bf9\u6570\u636e\u5e93\u8bfb\u53d6\u6570\u636e\u7684\u538b\u529b\u6bd4\u8f83\u5927\uff0c\u6709\u4e00\u4e2a\u601d\u8def\u5c31\u662f\u91c7\u7528\u6570\u636e\u5e93\u96c6\u7fa4\u7684\u65b9\u6848\uff0c\u505a<code>\u4e3b\u4ece\u67b6\u6784<\/code>\u3001\u8fdb\u884c<code>\u8bfb\u5199\u5206\u79bb<\/code>\uff0c\u8fd9\u6837\u540c\u6837\u53ef\u4ee5\u63d0\u5347\u6570\u636e\u5e93\u7684\u5e76\u53d1\u5904\u7406\u80fd\u529b\u3002\u4f46\u5e76\u4e0d\u662f\u6240\u6709\u7684\u5e94\u7528\u90fd\u9700\u8981\u5bf9\u6570\u636e\u5e93\u8fdb\u884c\u4e3b\u4ece\u67b6\u6784\u7684\u8bbe\u7f6e\uff0c\u6bd5\u7adf\u8bbe\u7f6e\u67b6\u6784\u672c\u8eab\u662f\u6709\u6210\u672c\u7684\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u6211\u4eec\u7684\u76ee\u7684\u5728\u4e8e\u63d0\u5347\u6570\u636e\u5e93\u9ad8\u5e76\u53d1\u8bbf\u95ee\u7684\u6548\u7387\uff0c\u90a3\u4e48\u9996\u5148\u8003\u8651\u7684\u662f\u5982\u4f55<code>\u4f18\u5316SQL\u548c\u7d22\u5f15<\/code>\uff0c\u8fd9\u79cd\u65b9\u5f0f\u7b80\u5355\u6709\u6548\uff1b\u5176\u6b21\u624d\u662f\u91c7\u7528<code>\u7f13\u5b58\u7684\u7b56\u7565<\/code>\uff0c\u6bd4\u5982\u4f7f\u7528Redis\u5c06\u70ed\u70b9\u6570\u636e\u4fdd\u5b58\u5728\u5185\u5b58\u6570\u636e\u5e93\u4e2d\uff0c\u63d0\u5347\u8bfb\u53d6\u7684\u6548\u7387\uff1b\u6700\u540e\u624d\u662f\u5bf9\u6570\u636e\u5e93\u91c7\u7528<code>\u4e3b\u4ece\u67b6\u6784<\/code>\uff0c\u8fdb\u884c\u8bfb\u5199\u5206\u79bb\u3002<\/p>\n\n\n\n<p>\u6309\u7167\u4e0a\u9762\u7684\u65b9\u5f0f\u8fdb\u884c\u4f18\u5316\uff0c\u4f7f\u7528\u548c\u7ef4\u62a4\u7684\u6210\u672c\u662f\u7531\u4f4e\u5230\u9ad8\u7684\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"12-\u4e3b\u4ece\u590d\u5236\u7684\u4f5c\u7528\">1.2 \u4e3b\u4ece\u590d\u5236\u7684\u4f5c\u7528<\/h3>\n\n\n\n<p>\u4e3b\u4ece\u540c\u6b65\u8bbe\u8ba1\u4e0d\u4ec5\u53ef\u4ee5\u63d0\u9ad8\u6570\u636e\u5e93\u7684\u541e\u5410\u91cf\uff0c\u8fd8\u6709\u4ee5\u4e0b3\u4e2a\u65b9\u9762\u7684\u4f5c\u7528\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"\u7b2c1\u4e2a\u4f5c\u7528\u8bfb\u5199\u5206\u79bb\">\u7b2c1\u4e2a\u4f5c\u7528\uff1a\u8bfb\u5199\u5206\u79bb\u3002<\/h4>\n\n\n\n<p>\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4e3b\u4ece\u590d\u5236\u7684\u65b9\u5f0f\u6765<code>\u540c\u6b65\u6570\u636e<\/code>\uff0c\u7136\u540e\u901a\u8fc7\u8bfb\u5199\u5206\u79bb\u63d0\u9ad8\u6570\u636e\u5e93\u5e76\u53d1\u5904\u7406\u80fd\u529b\u3002<\/p>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" height=\"477\" width=\"702\" src=\"https:\/\/i-blog.csdnimg.cn\/direct\/c7bc7cc75c61463682ed915050d26ace.png\" alt=\"\"><\/p>\n\n\n\n<p>\u5176\u4e2d\u4e00\u4e2a\u662fMaster\u4e3b\u5e93\uff0c\u8d1f\u8d23\u5199\u5165\u6570\u636e\uff0c\u6211\u4eec\u79f0\u4e4b\u4e3a\uff1a\u5199\u5e93\u3002<\/p>\n\n\n\n<p>\u5176\u5b83\u90fd\u662fSlave\u4ece\u5e93\uff0c\u8d1f\u8d23\u8bfb\u53d6\u6570\u636e\uff0c\u6211\u4eec\u79f0\u4e4b\u4e3a\uff1a\u8bfb\u5e93\u3002<\/p>\n\n\n\n<p>\u5f53\u4e3b\u5e93\u8fdb\u884c\u66f4\u65b0\u7684\u65f6\u5019\uff0c\u4f1a\u81ea\u52a8\u5c06\u6570\u636e\u590d\u5236\u5230\u4ece\u5e93\u4e2d\uff0c\u800c\u5728\u5ba2\u6237\u7aef\u8bfb\u53d6\u6570\u636e\u7684\u65f6\u5019\uff0c\u4f1a\u4ece\u4ece\u5e93\u4e2d\u8fdb\u884c\u8bfb\u53d6\u3002<\/p>\n\n\n\n<p>\u9762\u5bf9<code>\u8bfb\u591a\u5199\u5c11<\/code>\u7684\u9700\u6c42\uff0c\u91c7\u7528\u8bfb\u5199\u5206\u79bb\u7684\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5b9e\u73b0<code>\u66f4\u9ad8\u7684\u5e76\u53d1\u8bbf\u95ee<\/code>\u3002\u540c\u65f6\u8fd8\u80fd\u5bf9\u4ece\u670d\u52a1\u5668\u8fdb\u884c<code>\u8d1f\u8f7d\u5747\u8861<\/code>\uff0c\u8ba9\u4e0d\u540c\u7684\u8bfb\u8bf7\u6c42\u6309\u7167\u7b56\u7565\u5747\u5300\u5730\u5206\u53d1\u5230\u4e0d\u540c\u7684\u4ece\u670d\u52a1\u5668\u4e0a\uff0c\u8ba9<code>\u8bfb\u53d6\u66f4\u52a0\u987a\u7545<\/code>\u3002\u8bfb\u53d6\u987a\u7545\u7684\u53e6\u4e00\u4e2a\u539f\u56e0\uff0c\u5c31\u662f&nbsp;<code>\u51cf\u5c11\u4e86\u9501\u8868<\/code>\u7684\u5f71\u54cd\uff0c\u6bd4\u5982\u6211\u4eec\u8ba9\u4e3b\u5e93\u8d1f\u8d23\u5199\uff0c\u5f53\u4e3b\u5e93\u51fa\u73b0\u5199\u9501\u7684\u65f6\u5019\uff0c\u4e0d\u4f1a\u5f71\u54cd\u5230\u4ece\u5e93\u8fdb\u884cSELECT\u7684\u8bfb\u53d6\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"\u7b2c2\u4e2a\u4f5c\u7528\u5c31\u662f\u6570\u636e\u5907\u4efd\">\u7b2c2\u4e2a\u4f5c\u7528\u5c31\u662f\u6570\u636e\u5907\u4efd\u3002<\/h4>\n\n\n\n<p>\u901a\u8fc7\u4e3b\u4ece\u590d\u5236\u5c06\u4e3b\u5e93\u4e0a\u7684\u6570\u636e\u590d\u5236\u5230\u4e86\u4ece\u5e93\u4e0a\uff0c\u76f8\u5f53\u4e8e\u662f\u4e00\u79cd<code>\u70ed\u5907\u4efd\u673a\u5236<\/code>\uff0c\u4e5f\u5c31\u662f\u5728\u4e3b\u5e93\u6b63\u5e38\u8fd0\u884c\u7684\u60c5\u51b5\u4e0b\u8fdb\u884c\u7684\u5907\u4efd\uff0c\u4e0d\u4f1a\u5f71\u54cd\u5230\u670d\u52a1\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"\u7b2c3\u4e2a\u4f5c\u7528\u662f\u5177\u6709\u9ad8\u53ef\u7528\u6027\">\u7b2c3\u4e2a\u4f5c\u7528\u662f\u5177\u6709\u9ad8\u53ef\u7528\u6027\u3002<\/h4>\n\n\n\n<p>\u6570\u636e\u5907\u4efd\u5b9e\u9645\u4e0a\u662f\u4e00\u79cd\u5197\u4f59\u7684\u673a\u5236\uff0c\u901a\u8fc7\u8fd9\u79cd\u5197\u4f59\u7684\u65b9\u5f0f\u53ef\u4ee5\u6362\u53d6\u6570\u636e\u5e93\u7684\u9ad8\u53ef\u7528\u6027\uff0c\u4e5f\u5c31\u662f\u5f53\u670d\u52a1\u5668\u51fa\u73b0<code>\u6545\u969c\u6216\u5b95\u673a<\/code>\u7684\u60c5\u51b5\u4e0b\uff0c\u53ef\u4ee5<code>\u5207\u6362<\/code>\u5230\u4ece\u670d\u52a1\u5668\u4e0a\uff0c\u4fdd\u8bc1\u670d\u52a1\u7684\u6b63\u5e38\u8fd0\u884c\u3002<\/p>\n\n\n\n<p>\u5173\u4e8e\u9ad8\u53ef\u7528\u6027\u7684\u7a0b\u5ea6\uff0c\u6211\u4eec\u53ef\u4ee5\u7528\u4e00\u4e2a\u6307\u6807\u8861\u91cf\uff0c\u5373\u6b63\u5e38\u53ef\u7528\u65f6\u95f4\/\u5168\u5e74\u65f6\u95f4\u3002\u6bd4\u5982\u8981\u8fbe\u5230\u5168\u5e7499.999%\u7684\u65f6\u95f4\u90fd\u53ef\u7528\uff0c\u5c31\u610f\u5473\u7740\u7cfb\u7edf\u5728\u4e00\u5e74\u4e2d\u7684\u4e0d\u53ef\u7528\u65f6\u95f4\u4e0d\u5f97\u8d85\u8fc7<code>365*24*60*(1-99.999%)=5.256<\/code>\u5206\u949f(\u542b\u7cfb\u7edf\u5d29\u6e83\u7684\u65f6\u95f4\u3001\u65e5\u5e38\u7ef4\u62a4\u64cd\u4f5c\u5bfc\u81f4\u7684\u505c\u673a\u65f6\u95f4\u7b49)\uff0c\u5176\u4ed6\u65f6\u95f4\u90fd\u9700\u8981\u4fdd\u6301\u53ef\u7528\u7684\u72b6\u6001\u3002<\/p>\n\n\n\n<p>\u5b9e\u9645\u4e0a\uff0c\u66f4\u9ad8\u7684\u9ad8\u53ef\u7528\u6027\uff0c\u610f\u5473\u7740\u9700\u8981\u4ed8\u51fa\u66f4\u9ad8\u7684\u6210\u672c\u4ee3\u4ef7\u3002\u5728\u73b0\u5b9e\u4e2d\u9700\u8981\u7ed3\u5408\u4e1a\u52a1\u9700\u6c42\u548c\u6210\u672c\u6765\u8fdb\u884c\u9009\u62e9\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"2-\u4e3b\u4ece\u590d\u5236\u7684\u539f\u7406\">2. \u4e3b\u4ece\u590d\u5236\u7684\u539f\u7406<\/h2>\n\n\n\n<p><code>Slave<\/code>\u4f1a\u4ece<code>Master<\/code>\u8bfb\u53d6<code>binlog<\/code>\u6765\u8fdb\u884c\u6570\u636e\u540c\u6b65\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"21-\u539f\u7406\u5256\u6790\">2.1 \u539f\u7406\u5256\u6790<\/h3>\n\n\n\n<p><strong>\u4e09\u4e2a\u7ebf\u7a0b<\/strong><\/p>\n\n\n\n<p>\u5b9e\u9645\u4e0a\u4e3b\u4ece\u540c\u6b65\u7684\u539f\u7406\u5c31\u662f\u57fa\u4e8ebinlog\u8fdb\u884c\u6570\u636e\u540c\u6b65\u7684\u3002\u5728\u4e3b\u4ece\u590d\u5236\u8fc7\u7a0b\u4e2d\uff0c\u4f1a\u57fa\u4e8e<code>3\u4e2a\u7ebf\u7a0b<\/code>\u6765\u64cd\u4f5c\uff0c\u4e00\u4e2a\u4e3b\u5e93\u7ebf\u7a0b\uff0c\u4e24\u4e2a\u4ece\u5e93\u7ebf\u7a0b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"339\" src=\"https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241359-image-1024x339.png\" alt=\"\" class=\"wp-image-954\" srcset=\"https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241359-image-1024x339.png 1024w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241359-image-300x99.png 300w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241359-image-768x254.png 768w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241359-image-1536x508.png 1536w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241359-image.png 1576w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><code>\u4e8c\u8fdb\u5236\u65e5\u5fd7\u8f6c\u50a8\u7ebf\u7a0b<\/code>\uff08Binlog dump thread\uff09\u662f\u4e00\u4e2a\u4e3b\u5e93\u7ebf\u7a0b\u3002\u5f53\u4ece\u5e93\u7ebf\u7a0b\u8fde\u63a5\u7684\u65f6\u5019\uff0c\u4e3b\u5e93\u53ef\u4ee5\u5c06\u4e8c\u8fdb\u5236\u65e5\u5fd7\u53d1\u9001\u7ed9\u4ece\u5e93\uff0c\u5f53\u4e3b\u5e93\u8bfb\u53d6\u4e8b\u4ef6\uff08Event\uff09\u7684\u65f6\u5019\uff0c\u4f1a\u5728 Binlog \u4e0a<code>\u52a0\u9501<\/code>\uff0c\u8bfb\u53d6\u5b8c\u6210\u4e4b\u540e\uff0c\u518d\u5c06\u9501\u91ca\u653e\u6389\u3002<\/p>\n\n\n\n<p><code>\u4ece\u5e93 I\/O \u7ebf\u7a0b<\/code>&nbsp;\u4f1a\u8fde\u63a5\u5230\u4e3b\u5e93\uff0c\u5411\u4e3b\u5e93\u53d1\u9001\u8bf7\u6c42\u66f4\u65b0Binlog\u3002\u8fd9\u65f6\u4ece\u5e93\u7684 I\/O \u7ebf\u7a0b\u5c31\u53ef\u4ee5\u8bfb\u53d6\u5230\u4e3b\u5e93\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u8f6c\u50a8\u7ebf\u7a0b\u53d1\u9001\u7684 Binlog \u66f4\u65b0\u90e8\u5206\uff0c\u5e76\u4e14\u62f7\u8d1d\u5230\u672c\u5730\u7684\u4e2d\u7ee7\u65e5\u5fd7\uff08Relay log\uff09\u3002<\/p>\n\n\n\n<p><code>\u4ece\u5e93 SQL \u7ebf\u7a0b<\/code>&nbsp;\u4f1a\u8bfb\u53d6\u4ece\u5e93\u4e2d\u7684\u4e2d\u7ee7\u65e5\u5fd7\uff0c\u5e76\u4e14\u6267\u884c\u65e5\u5fd7\u4e2d\u7684\u4e8b\u4ef6\uff0c\u5c06\u4ece\u5e93\u4e2d\u7684\u6570\u636e\u4e0e\u4e3b\u5e93\u4fdd\u6301\u540c\u6b65\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1014\" height=\"537\" src=\"https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241373-image.png\" alt=\"\" class=\"wp-image-955\" srcset=\"https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241373-image.png 1014w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241373-image-300x159.png 300w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241373-image-768x407.png 768w\" sizes=\"auto, (max-width: 1014px) 100vw, 1014px\" \/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u6ce8\u610f\uff1a<\/p>\n\n\n\n<p>\u4e0d\u662f\u6240\u6709\u7248\u672c\u7684MySQL\u90fd\u9ed8\u8ba4\u5f00\u542f\u670d\u52a1\u5668\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u3002\u5728\u8fdb\u884c\u4e3b\u4ece\u540c\u6b65\u7684\u65f6\u5019\uff0c\u9700\u8981\u5148\u68c0\u67e5\u670d\u52a1\u5668\u662f\u5426\u5df2\u7ecf\u5f00\u542f\u4e86\u4e8c\u8fdb\u5236\u65e5\u5fd7\u3002<\/p>\n\n\n\n<p>\u9664\u975e\u7279\u6b8a\u6307\u5b9a\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u4ece\u670d\u52a1\u5668\u4f1a\u6267\u884c\u6240\u6709\u4e3b\u670d\u52a1\u5668\u4e2d\u4fdd\u5b58\u7684\u4e8b\u4ef6\u3002\u4e5f\u53ef\u4ee5\u901a\u8fc7\u914d\u7f6e\uff0c\u4f7f\u4ece\u670d\u52a1\u5668\u6267\u884c\u7279\u5b9a\u7684\u4e8b\u4ef6\u3002<\/p>\n<\/blockquote>\n\n\n\n<p><strong>\u590d\u5236\u4e09\u6b65\u9aa4<\/strong><\/p>\n\n\n\n<p>\u6b65\u9aa41\uff1a<code>Master<\/code>\u5c06\u5199\u64cd\u4f5c\u8bb0\u5f55\u5230\u4e8c\u8fdb\u5236\u65e5\u5fd7\uff08<code>binlog<\/code>\uff09\u3002\u8fd9\u4e9b\u8bb0\u5f55\u53eb\u505a<strong>\u4e8c\u8fdb\u5236\u65e5\u5fd7\u4e8b\u4ef6<\/strong>&nbsp;(binary log events);<\/p>\n\n\n\n<p>\u6b65\u9aa42\uff1a<code>Slave<\/code>\u5c06<code>Master<\/code>\u7684binary log events\u62f7\u8d1d\u5230\u5b83\u7684\u4e2d\u7ee7\u65e5\u5fd7\uff08<code>relay log<\/code>\uff09\uff1b<\/p>\n\n\n\n<p>\u6b65\u9aa43\uff1a<code>Slave<\/code>\u91cd\u505a\u4e2d\u7ee7\u65e5\u5fd7\u4e2d\u7684\u4e8b\u4ef6\uff0c\u5c06\u6539\u53d8\u5e94\u7528\u5230\u81ea\u5df1\u7684\u6570\u636e\u5e93\u4e2d\u3002MySQL\u590d\u5236\u662f\u5f02\u6b65\u7684\u4e14\u4e32\u884c\u5316\u7684\uff0c\u800c\u4e14\u91cd\u542f\u540e\u4ece<code>\u63a5\u5165\u70b9<\/code>\u5f00\u59cb\u590d\u5236\u3002<\/p>\n\n\n\n<p><strong>\u590d\u5236\u7684\u95ee\u9898<\/strong><\/p>\n\n\n\n<p>\u590d\u5236\u7684\u6700\u5927\u95ee\u9898\uff1a<code>\u5ef6\u65f6<\/code><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"22-\u590d\u5236\u7684\u57fa\u672c\u539f\u5219\">2.2 \u590d\u5236\u7684\u57fa\u672c\u539f\u5219<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6bcf\u4e2a<code>Slave<\/code>\u53ea\u6709\u4e00\u4e2a<code>Master<\/code><\/li>\n\n\n\n<li>\u6bcf\u4e2a<code>Slave<\/code>\u53ea\u80fd\u6709\u4e00\u4e2a\u552f\u4e00\u7684\u670d\u52a1\u5668ID<\/li>\n\n\n\n<li>\u6bcf\u4e2a<code>Master<\/code>\u53ef\u4ee5\u6709\u591a\u4e2a<code>Slave<\/code><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"3-\u4e00\u4e3b\u4e00\u4ece\u67b6\u6784\u642d\u5efa\">3. \u4e00\u4e3b\u4e00\u4ece\u67b6\u6784\u642d\u5efa<\/h2>\n\n\n\n<p>\u4e00\u53f0<code>\u4e3b\u673a<\/code>\u7528\u4e8e\u5904\u7406\u6240\u6709<code>\u5199\u8bf7\u6c42<\/code>\uff0c\u4e00\u53f0<code>\u4ece\u673a<\/code>\u8d1f\u8d23\u6240\u6709<code>\u8bfb\u8bf7\u6c42<\/code>\uff0c\u67b6\u6784\u56fe\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"396\" src=\"https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241391-image-1024x396.png\" alt=\"\" class=\"wp-image-956\" srcset=\"https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241391-image-1024x396.png 1024w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241391-image-300x116.png 300w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241391-image-768x297.png 768w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241391-image.png 1082w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"31-\u51c6\u5907\u5de5\u4f5c\">3.1 \u51c6\u5907\u5de5\u4f5c<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u51c6\u59072\u53f0CentOS \u865a\u62df\u673a<\/li>\n\n\n\n<li>\u6bcf\u53f0\u865a\u62df\u673a\u4e0a\u9700\u8981\u5b89\u88c5\u597dMySQL (\u53ef\u4ee5\u662fMySQL8.0 )<\/li>\n<\/ul>\n\n\n\n<p>\u53ef\u4ee5\u5728\u4e00\u53f0CentOS\u4e0a\u5b89\u88c5\u597dMySQL\uff0c\u8fdb\u800c\u901a\u8fc7\u514b\u9686\u7684\u65b9\u5f0f\u590d\u5236\u51fa1\u53f0\u5305\u542bMySQL\u7684\u865a\u62df\u673a\u3002<\/p>\n\n\n\n<p>\u6ce8\u610f\uff1a\u514b\u9686\u7684\u65b9\u5f0f\u9700\u8981\u4fee\u6539\u65b0\u514b\u9686\u51fa\u6765\u4e3b\u673a\u7684\uff1a\u2460<code>MAC\u5730\u5740<\/code>&nbsp;\u2461<code>hostname<\/code>&nbsp;\u2462<code>IP \u5730\u5740<\/code>&nbsp;\u2463<code>UUID<\/code>\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"hostname\">hostname<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>vim \/etc\/hostname\n<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"ip\u5730\u5740\u548c\u4e3b\u673a\u7684uuid\">IP\u5730\u5740\u548c\u4e3b\u673a\u7684UUID<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>vim \/etc\/sysconfig\/network-scripts\/ifcfg-ens33\n<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"mysqlserver\u7684uuid\">MySQLServer\u7684UUID<\/h4>\n\n\n\n<p>\u6b64\u5916\uff0c\u514b\u9686\u7684\u65b9\u5f0f\u751f\u6210\u7684\u865a\u62df\u673a\uff08\u5305\u542bMySQL Server\uff09\uff0c\u5219\u514b\u9686\u7684\u865a\u62df\u673aMySQL Server\u7684UUID\u76f8\u540c\uff0c\u5fc5<br>\u987b\u4fee\u6539\uff0c\u5426\u5219\u5728\u6709\u4e9b\u573a\u666f\u4f1a\u62a5\u9519\u3002\u6bd4\u5982\uff1a<code>show slave status\\G<\/code>\uff0c\u62a5\u5982\u4e0b\u7684\u9519\u8bef\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Last_IO_Error: Fatal error: The slave I\/O thread stops because master and slave have\nequal MySQL server UUIDs; these UUIDs must be different for replication to work.\n<\/code><\/pre>\n\n\n\n<p>\u4fee\u6539MySQL Server \u7684UUID\u65b9\u5f0f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>vim \/var\/lib\/mysql\/auto.cnf\nsystemctl restart mysqld\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"32-\u4e3b\u673a\u914d\u7f6e\u6587\u4ef6\">3.2 \u4e3b\u673a\u914d\u7f6e\u6587\u4ef6<\/h3>\n\n\n\n<p>\u914d\u7f6e\u6587\u4ef6<code>\/etc\/my.cnf<\/code><\/p>\n\n\n\n<p>\u5efa\u8baemysql\u7248\u672c\u4e00\u81f4\u4e14\u540e\u53f0\u4ee5\u670d\u52a1\u8fd0\u884c\uff0c\u4e3b\u4ece\u6240\u6709\u914d\u7f6e\u9879\u90fd\u914d\u7f6e\u5728<code>[mysqld]<\/code>\u8282\u70b9\u4e0b\uff0c\u4e14\u90fd\u662f\u5c0f\u5199\u5b57\u6bcd\u3002<\/p>\n\n\n\n<p>\u5177\u4f53\u53c2\u6570\u914d\u7f6e\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5fc5\u9009<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>#&#91;\u5fc5\u987b]\u4e3b\u670d\u52a1\u5668\u552f\u4e00ID\nserver-id=1\n\n#&#91;\u5fc5\u987b]\u542f\u7528\u4e8c\u8fdb\u5236\u65e5\u5fd7,\u6307\u540d\u8def\u5f84\u3002\u6bd4\u5982\uff1a\u81ea\u5df1\u672c\u5730\u7684\u8def\u5f84\/log\/mysqlbin\n# mysql8.0\u300225\u5b9e\u6d4b\uff0c\u6b64\u53c2\u6570\u4e5f\u662f\u53ef\u9009\u7684\nlog-bin=atguigu-bin\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u53ef\u9009<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>#&#91;\u53ef\u9009] 0\uff08\u9ed8\u8ba4\uff09\u8868\u793a\u8bfb\u5199\uff08\u4e3b\u673a\uff09\uff0c1\u8868\u793a\u53ea\u8bfb\uff08\u4ece\u673a\uff09\nread-only=0\n\n#\u8bbe\u7f6e\u65e5\u5fd7\u6587\u4ef6\u4fdd\u7559\u7684\u65f6\u957f\uff0c\u5355\u4f4d\u662f\u79d2\nbinlog_expire_logs_seconds=6000\n\n#\u63a7\u5236\u5355\u4e2a\u4e8c\u8fdb\u5236\u65e5\u5fd7\u5927\u5c0f\u3002\u6b64\u53c2\u6570\u7684\u6700\u5927\u548c\u9ed8\u8ba4\u503c\u662f1GB\nmax_binlog_size=200M\n\n#&#91;\u53ef\u9009]\u8bbe\u7f6e\u4e0d\u8981\u590d\u5236\u7684\u6570\u636e\u5e93\nbinlog-ignore-db=test\n\n#&#91;\u53ef\u9009]\u8bbe\u7f6e\u9700\u8981\u590d\u5236\u7684\u6570\u636e\u5e93,\u9ed8\u8ba4\u5168\u90e8\u8bb0\u5f55\u3002\u6bd4\u5982\uff1abinlog-do-db=atguigu_master_slave\nbinlog-do-db=\u9700\u8981\u590d\u5236\u7684\u4e3b\u6570\u636e\u5e93\u540d\u5b57\n\n#&#91;\u53ef\u9009]\u8bbe\u7f6ebinlog\u683c\u5f0f\nbinlog_format=STATEMENT\n<\/code><\/pre>\n\n\n\n<p><strong><code>binlog-do-db<\/code><\/strong>&nbsp;\u7528\u4e8e\u6307\u5b9a<strong>\u9700\u8981\u5199\u5165\u4e8c\u8fdb\u5236\u65e5\u5fd7\u7684\u6570\u636e\u5e93<\/strong>\u3002\u53ea\u6709\u5728\u8fd9\u4e2a\u9009\u9879\u4e2d\u5217\u51fa\u7684\u6570\u636e\u5e93\u7684\u66f4\u6539\u624d\u4f1a\u8bb0\u5f55\u5230\u4e8c\u8fdb\u5236\u65e5\u5fd7\u4e2d\u3002<\/p>\n\n\n\n<p><code>binlog-do-db<\/code>&nbsp;\u7684\u884c\u4e3a\u4e0e\u5f53\u524d\u4f7f\u7528\u7684\u6570\u636e\u5e93\u6709\u5173\uff0c\u5373&nbsp;<strong><code>USE<\/code>&nbsp;\u8bed\u53e5\u9009\u62e9\u7684\u6570\u636e\u5e93<\/strong>\u3002\u5982\u679c\u6ca1\u6709\u5728&nbsp;<code>USE<\/code>&nbsp;\u4e2d\u9009\u62e9\u76ee\u6807\u6570\u636e\u5e93\uff0c\u5373\u4f7f\u5f71\u54cd\u5230\u4e86&nbsp;<code>binlog-do-db<\/code>&nbsp;\u6307\u5b9a\u7684\u6570\u636e\u5e93\uff0c\u4e5f\u4e0d\u4f1a\u88ab\u8bb0\u5f55\u3002\u56e0\u4e3a MySQL \u68c0\u67e5\u7684\u662f\u201c\u5f53\u524d\u9009\u4e2d\u6570\u636e\u5e93\u201d\u662f\u5426\u5339\u914d&nbsp;<code>binlog-do-db<\/code>\uff0c\u800c\u4e0d\u662f\u68c0\u67e5 SQL \u8bed\u53e5\u4e2d\u662f\u5426\u76f4\u63a5\u6d89\u53ca\u4e86\u76f8\u5173\u7684\u6570\u636e\u5e93\u3002<\/p>\n\n\n\n<p>\u91cd\u542f\u540e\u53f0mysql\u670d\u52a1\uff0c\u4f7f\u914d\u7f6e\u751f\u6548<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u6ce8\u610f:<\/p>\n\n\n\n<p>\u5148\u642d\u5efa\u5b8c\u4e3b\u4ece\u590d\u5236\uff0c\u518d\u521b\u5efa\u6570\u636e\u5e93\u3002<\/p>\n\n\n\n<p>MySQL\u4e3b\u4ece\u590d\u5236\u8d77\u59cb\u65f6\uff0c\u4ece\u673a\u4e0d\u7ee7\u627f\u4e3b\u673a\u6570\u636e\u3002<\/p>\n<\/blockquote>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"\u6392\u9664\u7cfb\u7edf\u5e93\">\u6392\u9664\u7cfb\u7edf\u5e93<\/h4>\n\n\n\n<p>\u4e3b\u4ece\u590d\u5236\uff0c\u53ef\u4ee5\u6392\u9664mysql\u7684\u7cfb\u7edf\u5e93<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>replicate-ignore-db = mysql\nreplicate-ignore-db = information_schema\nreplicate-ignore-db = performance_schema\nreplicate-ignore-db = sys\n<\/code><\/pre>\n\n\n\n<p>\u7cfb\u7edf\u5e93\u5982&nbsp;<code>mysql<\/code>\u3001<code>information_schema<\/code>\u3001<code>performance_schema<\/code>&nbsp;\u548c&nbsp;<code>sys<\/code>&nbsp;\u5305\u542b\u4e86\u5143\u6570\u636e\u3001\u6027\u80fd\u7edf\u8ba1\u4fe1\u606f\u548c\u7cfb\u7edf\u89c6\u56fe\uff0c\u8fd9\u4e9b\u6570\u636e\u662f\u7279\u5b9a\u4e8e\u6bcf\u4e2a\u670d\u52a1\u5668\u7684\uff0c\u5728\u4ece\u5e93\u4e0a\u540c\u6b65\u8fd9\u4e9b\u6570\u636e\u901a\u5e38\u662f\u65e0\u610f\u4e49\u7684\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u540c\u6b65&nbsp;<code>mysql<\/code>&nbsp;\u6570\u636e\u5e93\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u4e3b\u4ece\u5e93\u7684\u7528\u6237\u3001\u6743\u9650\u4fe1\u606f\u4e0d\u4e00\u81f4\u6216\u88ab\u8986\u76d6\u3002\u4f8b\u5982\uff0c\u4ece\u5e93\u7684\u7528\u6237\u6743\u9650\u53ef\u80fd\u9700\u8981\u4e0e\u4e3b\u5e93\u4e0d\u540c\u3002<\/p>\n\n\n\n<p>\u7cfb\u7edf\u5e93\u4e2d\u7684\u8868\uff08\u5982&nbsp;<code>performance_schema<\/code>\uff09\u8bb0\u5f55\u52a8\u6001\u6027\u80fd\u6570\u636e\uff0c\u8fd9\u4e9b\u6570\u636e\u66f4\u65b0\u9891\u7e41\u4e14\u4ec5\u5bf9\u672c\u5730\u6709\u610f\u4e49\uff0c\u540c\u6b65\u5b83\u4eec\u4f1a\u589e\u52a0\u4e0d\u5fc5\u8981\u7684\u8d1f\u8f7d\u3002<\/p>\n\n\n\n<p><strong>binlog\u683c\u5f0f\u8bbe\u7f6e\uff1a<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>SHOW VARIABLES LIKE 'binlog_format';\n<\/code><\/pre>\n\n\n\n<p>\u683c\u5f0f1\uff1a<code>STATEMENT\u6a21\u5f0f<\/code>\uff08\u57fa\u4e8eSQL\u8bed\u53e5\u7684\u590d\u5236(statement-based replication, SBR)\uff09<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>binlog_format=STATEMENT\n<\/code><\/pre>\n\n\n\n<p>\u6bcf\u4e00\u6761\u4f1a\u4fee\u6539\u6570\u636e\u7684sql\u8bed\u53e5\u4f1a\u8bb0\u5f55\u5230binlog\u4e2d\u3002<strong>\u8fd9\u662f\u9ed8\u8ba4\u7684binlog\u683c\u5f0f\u3002<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>SBR \u7684\u4f18\u70b9\uff1a\n<ul class=\"wp-block-list\">\n<li>\u5386\u53f2\u60a0\u4e45\uff0c\u6280\u672f\u6210\u719f<\/li>\n\n\n\n<li>\u4e0d\u9700\u8981\u8bb0\u5f55\u6bcf\u4e00\u884c\u7684\u53d8\u5316\uff0c\u51cf\u5c11\u4e86binlog\u65e5\u5fd7\u91cf\uff0c\u6587\u4ef6\u8f83\u5c0f<\/li>\n\n\n\n<li>binlog\u4e2d\u5305\u542b\u4e86\u6240\u6709\u6570\u636e\u5e93\u66f4\u6539\u4fe1\u606f\uff0c\u53ef\u4ee5\u636e\u6b64\u6765\u5ba1\u6838\u6570\u636e\u5e93\u7684\u5b89\u5168\u7b49\u60c5\u51b5<\/li>\n\n\n\n<li>binlog\u53ef\u4ee5\u7528\u4e8e\u5b9e\u65f6\u7684\u8fd8\u539f\uff0c\u800c\u4e0d\u4ec5\u4ec5\u7528\u4e8e\u590d\u5236<\/li>\n\n\n\n<li>\u4e3b\u4ece\u7248\u672c\u53ef\u4ee5\u4e0d\u4e00\u6837\uff0c\u4ece\u670d\u52a1\u5668\u7248\u672c\u53ef\u4ee5\u6bd4\u4e3b\u670d\u52a1\u5668\u7248\u672c\u9ad8<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>SBR \u7684\u7f3a\u70b9\uff1a<ul><li>\u4e0d\u662f\u6240\u6709\u7684UPDATE\u8bed\u53e5\u90fd\u80fd\u88ab\u590d\u5236\uff0c\u5c24\u5176\u662f\u5305\u542b\u4e0d\u786e\u5b9a\u64cd\u4f5c\u7684\u65f6\u5019 \u4f7f\u7528\u4ee5\u4e0b\u51fd\u6570\u7684\u8bed\u53e5\u4e5f\u65e0\u6cd5\u88ab\u590d\u5236\uff1aLOAD_FILE()\u3001UUID()\u3001USER()\u3001FOUND_ROWS()\u3001SYSDATE() (\u9664\u975e\u542f\u52a8\u65f6\u542f\u7528\u4e86 --sysdate-is-now \u9009\u9879)<\/li><\/ul>\n<ul class=\"wp-block-list\">\n<li>INSERT ... SELECT \u4f1a\u4ea7\u751f\u6bd4 RBR \u66f4\u591a\u7684\u884c\u7ea7\u9501<\/li>\n\n\n\n<li>\u590d\u5236\u9700\u8981\u8fdb\u884c\u5168\u8868\u626b\u63cf(WHERE \u8bed\u53e5\u4e2d\u6ca1\u6709\u4f7f\u7528\u5230\u7d22\u5f15)\u7684 UPDATE \u65f6\uff0c\u9700\u8981\u6bd4 RBR \u8bf7\u6c42\u66f4\u591a\u7684<br>\u884c\u7ea7\u9501<\/li>\n\n\n\n<li>\u5bf9\u4e8e\u6709 AUTO_INCREMENT \u5b57\u6bb5\u7684 InnoDB\u8868\u800c\u8a00\uff0cINSERT \u8bed\u53e5\u4f1a\u963b\u585e\u5176\u4ed6 INSERT \u8bed\u53e5<\/li>\n\n\n\n<li>\u5bf9\u4e8e\u4e00\u4e9b\u590d\u6742\u7684\u8bed\u53e5\uff0c\u5728\u4ece\u670d\u52a1\u5668\u4e0a\u7684\u8017\u8d44\u6e90\u60c5\u51b5\u4f1a\u66f4\u4e25\u91cd\uff0c\u800c RBR \u6a21\u5f0f\u4e0b\uff0c\u53ea\u4f1a\u5bf9\u90a3\u4e2a\u53d1\u751f\u53d8\u5316\u7684\u8bb0\u5f55\u4ea7\u751f\u5f71\u54cd<\/li>\n\n\n\n<li>\u6267\u884c\u590d\u6742\u8bed\u53e5\u5982\u679c\u51fa\u9519\u7684\u8bdd\uff0c\u4f1a\u6d88\u8017\u66f4\u591a\u8d44\u6e90<\/li>\n\n\n\n<li>\u6570\u636e\u8868\u5fc5\u987b\u51e0\u4e4e\u548c\u4e3b\u670d\u52a1\u5668\u4fdd\u6301\u4e00\u81f4\u624d\u884c\uff0c\u5426\u5219\u53ef\u80fd\u4f1a\u5bfc\u81f4\u590d\u5236\u51fa\u9519<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p><strong>\u2461 ROW\u6a21\u5f0f\uff08\u57fa\u4e8e\u884c\u7684\u590d\u5236(row-based replication, RBR)\uff09<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>binlog_format=ROW\n\n<\/code><\/pre>\n\n\n\n<p>5.1.5\u7248\u672c\u7684MySQL\u624d\u5f00\u59cb\u652f\u6301\uff0c\u4e0d\u8bb0\u5f55\u6bcf\u6761sql\u8bed\u53e5\u7684\u4e0a\u4e0b\u6587\u4fe1\u606f\uff0c\u4ec5\u8bb0\u5f55\u54ea\u6761\u6570\u636e\u88ab\u4fee\u6539\u4e86\uff0c\u4fee\u6539\u6210\u4ec0<br>\u4e48\u6837\u4e86\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>RBR \u7684\u4f18\u70b9\uff1a\n<ul class=\"wp-block-list\">\n<li>\u4efb\u4f55\u60c5\u51b5\u90fd\u53ef\u4ee5\u88ab\u590d\u5236\uff0c\u8fd9\u5bf9\u590d\u5236\u6765\u8bf4\u662f\u6700<code>\u5b89\u5168\u53ef\u9760<\/code>\u7684\u3002\uff08\u6bd4\u5982\uff1a\u4e0d\u4f1a\u51fa\u73b0\u67d0\u4e9b\u7279\u5b9a\u60c5\u51b5\u4e0b\u7684\u5b58\u50a8\u8fc7\u7a0b\u3001function\u3001trigger\u7684\u8c03\u7528\u548c\u89e6\u53d1\u65e0\u6cd5\u88ab\u6b63\u786e\u590d\u5236\u7684\u95ee\u9898\uff09<\/li>\n\n\n\n<li>\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u4ece\u670d\u52a1\u5668\u4e0a\u7684\u8868\u5982\u679c\u6709\u4e3b\u952e\u7684\u8bdd\uff0c\u590d\u5236\u5c31\u4f1a\u5feb\u4e86\u5f88\u591a<\/li>\n\n\n\n<li>\u590d\u5236\u4ee5\u4e0b\u51e0\u79cd\u8bed\u53e5\u65f6\u7684\u884c\u9501\u66f4\u5c11\uff1aINSERT ... SELECT\u3001\u5305\u542b AUTO_INCREMENT \u5b57\u6bb5\u7684 INSERT\u3001\u6ca1\u6709\u9644\u5e26\u6761\u4ef6\u6216\u8005\u5e76\u6ca1\u6709\u4fee\u6539\u5f88\u591a\u8bb0\u5f55\u7684 UPDATE \u6216 DELETE \u8bed\u53e5<\/li>\n\n\n\n<li>\u6267\u884c INSERT\uff0cUPDATE\uff0cDELETE \u8bed\u53e5\u65f6\u9501\u66f4\u5c11<\/li>\n\n\n\n<li>\u4ece\u670d\u52a1\u5668\u4e0a\u91c7\u7528<code>\u591a\u7ebf\u7a0b<\/code>\u6765\u6267\u884c\u590d\u5236\u6210\u4e3a\u53ef\u80fd<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>RBR \u7684\u7f3a\u70b9\uff1a\n<ul class=\"wp-block-list\">\n<li>binlog\u5927\u4e86\u5f88\u591a<\/li>\n\n\n\n<li>\u590d\u6742\u7684\u56de\u6eda\u65f6binlog\u4e2d\u4f1a\u5305\u542b\u5927\u91cf\u7684\u6570\u636e<\/li>\n\n\n\n<li>\u4e3b\u670d\u52a1\u5668\u4e0a\u6267\u884cUPDATE\u8bed\u53e5\u65f6\uff0c\u6240\u6709\u53d1\u751f\u53d8\u5316\u7684\u8bb0\u5f55\u90fd\u4f1a\u5199\u5230binlog\u4e2d\uff0c\u800cSBR\u53ea\u4f1a\u5199\u4e00\u6b21\uff0c\u8fd9\u4f1a\u5bfc\u81f4\u9891\u7e41\u53d1\u751fbinlog\u7684\u5e76\u53d1\u5199\u95ee\u9898<\/li>\n\n\n\n<li>\u65e0\u6cd5\u4ecebinlog\u4e2d\u770b\u5230\u90fd\u590d\u5236\u4e86\u4e9b\u4ec0\u4e48\u8bed\u53e5<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p><strong>\u2462 MIXED\u6a21\u5f0f\uff08\u6df7\u5408\u6a21\u5f0f\u590d\u5236(mixed-based replication, MBR)\uff09<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>binlog_format=MIXED\n<\/code><\/pre>\n\n\n\n<p>\u4ece5.1.8\u7248\u672c\u5f00\u59cb\uff0cMySQL\u63d0\u4f9b\u4e86Mixed\u683c\u5f0f\uff0c\u5b9e\u9645\u4e0a\u5c31\u662fStatement\u4e0eRow\u7684\u7ed3\u5408\u3002<\/p>\n\n\n\n<p>\u5728Mixed\u6a21\u5f0f\u4e0b\uff0c\u4e00\u822c\u7684\u8bed\u53e5\u4fee\u6539\u4f7f\u7528statment\u683c\u5f0f\u4fdd\u5b58binlog\u3002\u5982\u4e00\u4e9b\u51fd\u6570\uff0cstatement\u65e0\u6cd5\u5b8c\u6210\u4e3b\u4ece \u590d\u5236\u7684\u64cd\u4f5c\uff0c\u5219\u91c7\u7528row\u683c\u5f0f\u4fdd\u5b58binlog\u3002<\/p>\n\n\n\n<p>MySQL\u4f1a\u6839\u636e\u6267\u884c\u7684\u6bcf\u4e00\u6761\u5177\u4f53\u7684sql\u8bed\u53e5\u6765\u533a\u5206\u5bf9\u5f85\u8bb0\u5f55\u7684\u65e5\u5fd7\u5f62\u5f0f\uff0c\u4e5f\u5c31\u662f\u5728Statement\u548cRow\u4e4b\u95f4\u9009\u62e9\u4e00\u79cd\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"33-\u4ece\u673a\u914d\u7f6e\u6587\u4ef6\">3.3 \u4ece\u673a\u914d\u7f6e\u6587\u4ef6<\/h3>\n\n\n\n<p>\u8981\u6c42\u4e3b\u4ece\u6240\u6709\u914d\u7f6e\u9879\u90fd\u914d\u7f6e\u5728<code>my.cnf<\/code>\u7684<code>[mysqld]<\/code>\u680f\u4f4d\u4e0b\uff0c\u4e14\u90fd\u662f\u5c0f\u5199\u5b57\u6bcd\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5fc5\u9009<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>#&#91;\u5fc5\u987b]\u4ece\u670d\u52a1\u5668\u552f\u4e00ID\nserver-id=2\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u53ef\u9009<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>#&#91;\u53ef\u9009]\u542f\u7528\u4e2d\u7ee7\u65e5\u5fd7\nrelay-log=mysql-relay\n<\/code><\/pre>\n\n\n\n<p>\u91cd\u542f\u540e\u53f0mysql\u670d\u52a1\uff0c\u4f7f\u914d\u7f6e\u751f\u6548\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"34-\u4e3b\u673a\u5efa\u7acb\u8d26\u6237\u5e76\u6388\u6743\">3.4 \u4e3b\u673a\uff1a\u5efa\u7acb\u8d26\u6237\u5e76\u6388\u6743<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code># 5.5,5.7\n# \u5728\u4e3b\u673a MySQL\u91cc\u6267\u884c\u6388\u6743\u4e3b\u4ece\u590d\u5236\u7684\u547d\u4ee4\nGRANT REPLICATION SLAVE ON *.* TO 'slave1'@'\u4ece\u673a\u5668\u6570\u636e\u5e93 IP' IDENTIFIED BY 'abc123';\n<\/code><\/pre>\n\n\n\n<p><strong>\u6ce8\u610f\uff1a\u5982\u679c\u4f7f\u7528\u7684\u662fMySQL8\uff0c\u9700\u8981\u5982\u4e0b\u7684\u65b9\u5f0f\u5efa\u7acb\u8d26\u6237\uff0c\u5e76\u6388\u6743slave\uff1a<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>CREATE USER 'slave1'@'%' IDENTIFIED BY '123456';\n# \u67e5\u770b\u7528\u6237\nSHOW create user slave1;\n\nGRANT REPLICATION SLAVE ON *.* TO 'slave1'@'%';\n\n# \u67e5\u770b\u6743\u9650\nSHOW GRANTS FOR 'slave1'@'%';\n\n#\u6b64\u8bed\u53e5\u5fc5\u987b\u6267\u884c\u3002\u5426\u5219\u89c1\u4e0b\u9762\u3002\n#\u5728my.cnf\u4e2d\u8bbe\u7f6edefault_authentication_plugin=mysql_native_password\u4e5f\u53ef\u4ee5\nALTER USER 'slave1'@'%' IDENTIFIED WITH mysql_native_password BY '123456';\n\nflush privileges;\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\uff1a\u5728\u4ece\u673a\u6267\u884cshow slave status\\G\u65f6\u62a5\u9519\uff1a<\/p>\n\n\n\n<p>Last_IO_Error: error connecting to master 'slave1@192.168.1.150:3306' - retry-time:60 retries:1 message: Authentication plugin 'caching_sha2_password' reported error:Authentication requires secure connection.<\/p>\n<\/blockquote>\n\n\n\n<p>\u67e5\u8be2Master\u7684\u72b6\u6001\uff0c\u5e76\u8bb0\u5f55\u4e0bFile\u548cPosition\u7684\u503c\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>show master status;\n# 8.4\u7248\u547d\u4ee4\nSHOW BINARY LOG STATUS;\n+---------------+----------+--------------+------------------+-------------------+\n| File          | Position | Binlog_Do_DB | Binlog_Ignore_DB | Executed_Gtid_Set |\n+---------------+----------+--------------+------------------+-------------------+\n| binlog.000005 |      851 |              |                  |                   |\n+---------------+----------+--------------+------------------+-------------------+\n<\/code><\/pre>\n\n\n\n<p>\u8bb0\u5f55\u4e0bFile\u548cPosition\u7684\u503c<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u6ce8\u610f\uff1a\u6267\u884c\u5b8c\u6b64\u6b65\u9aa4\u540e\u4e0d\u8981\u518d\u64cd\u4f5c\u4e3b\u670d\u52a1\u5668MySQL\uff0c\u9632\u6b62\u4e3b\u670d\u52a1\u5668\u72b6\u6001\u503c\u53d8\u5316\u3002<\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"35-\u4ece\u673a\u914d\u7f6e\u9700\u8981\u590d\u5236\u7684\u4e3b\u673a\">3.5 \u4ece\u673a\uff1a\u914d\u7f6e\u9700\u8981\u590d\u5236\u7684\u4e3b\u673a<\/h3>\n\n\n\n<p><strong>\u6b65\u9aa41<\/strong>\uff1a\u4ece\u673a\u4e0a\u590d\u5236\u4e3b\u673a\u7684\u547d\u4ee4<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>CHANGE MASTER TO\nMASTER_HOST='\u4e3b\u673a\u7684IP\u5730\u5740',\nMASTER_USER='\u4e3b\u673a\u7528\u6237\u540d',\nMASTER_PASSWORD='\u4e3b\u673a\u7528\u6237\u540d\u7684\u5bc6\u7801',\nMASTER_LOG_FILE='mysql-bin.\u5177\u4f53\u6570\u5b57',\nMASTER_LOG_POS=\u5177\u4f53\u503c;\n\n# \u52a0\u6b64\u53c2\u6570\uff0c\u53ef\u4ee5\u4e0d\u7528\u66f4\u6539mysql\u7684\u5bc6\u7801\u63d2\u4ef6\nMASTER_SSL=1;\n\n# mysql8.0\nCHANGE REPLICATION SOURCE TO\nSOURCE_HOST = '\u4e3b\u5e93IP\u5730\u5740',\nSOURCE_PORT = \u4e3b\u5e93\u7aef\u53e3\u53f7,\nSOURCE_USER = '\u590d\u5236\u7528\u6237',\nSOURCE_PASSWORD = '\u590d\u5236\u7528\u6237\u5bc6\u7801',\nSOURCE_LOG_FILE = '\u65e5\u5fd7\u6587\u4ef6\u540d',\nSOURCE_LOG_POS = \u65e5\u5fd7\u6587\u4ef6\u4f4d\u7f6e,\nSOURCE_SSL = 1;\n<\/code><\/pre>\n\n\n\n<p>\u5982\u679c\u62a5\u4ee5\u4e0b\u9519\u8bef\uff0c\u8bf4\u660e\u4ee5\u524d\u914d\u7f6e\u8fc7\u4ece\u5e93\uff0c\u4ece\u5e93\u8fd8\u5728\u8fd0\u884c\uff0c\u9700\u8981\u5148\u505c\u6b62<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ERROR 1198 (HY000): This operation cannot be performed with a running slave; run STOP SLAVE first\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql&gt; STOP SLAVE;\n<\/code><\/pre>\n\n\n\n<p><strong>\u6b65\u9aa42<\/strong>\uff1a\u542f\u52a8slave\u540c\u6b65 START SLAVE;<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#\u542f\u52a8slave\u540c\u6b65\nSTART SLAVE;\n#\u6216\u8005\nSTART REPLICA;\n<\/code><\/pre>\n\n\n\n<p>\u5982\u679c\u62a5\u4ee5\u4e0b\u9519\u8bef\uff0c\u8bf4\u660e\u5b58\u5728\u4ee5\u524d\u7684\u4e2d\u7ee7\u65e5\u5fd7\uff0c\u9700\u8981\u5148\u91cd\u7f6e<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ERROR 1872 (HY000): Slave failed to initialize relay log info structure from the repository\n<\/code><\/pre>\n\n\n\n<p>\u53ef\u4ee5\u6267\u884c\u5982\u4e0b\u64cd\u4f5c\uff0c\u5220\u9664\u4e4b\u524d\u7684relay_log\u4fe1\u606f\u3002\u7136\u540e\u91cd\u65b0\u6267\u884c<code>CHANGE MASTER TO ...<\/code>\u8bed\u53e5\u5373\u53ef\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>reset slave; # \u5220\u9664SLAVE\u6570\u636e\u5e93\u7684relaylog\u65e5\u5fd7\u6587\u4ef6\uff0c\u5e76\u91cd\u65b0\u542f\u7528\u65b0\u7684relaylog\u6587\u4ef6\n<\/code><\/pre>\n\n\n\n<p><strong>\u91cd\u7f6e\u4ece\u673a\u914d\u7f6e<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u5fc5\u987b\u5148\u505c\u6b62\u4ece\u673a\u590d\u5236\uff0c\u624d\u80fd\u91cd\u7f6e\u4ece\u673a\u7684\u914d\u7f6e\nSTOP REPLICA;\n# \u91cd\u7f6e\u4ece\u673a\u7684\u914d\u7f6e\nRESET SLAVE;\nRESET SLAVE ALL;\n<\/code><\/pre>\n\n\n\n<p><code>RESET SLAVE<\/code>&nbsp;<strong>\u4f5c\u7528<\/strong>\uff1a\u6e05\u9664\u4ece\u5e93\u7684\u590d\u5236\u72b6\u6001\uff0c\u4f46<strong>\u4e0d\u5220\u9664<\/strong>&nbsp;<code>MASTER_HOST<\/code>&nbsp;\u7b49\u4e3b\u5e93\u914d\u7f6e\u4fe1\u606f\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5220\u9664\u4ece\u5e93\u4e2d\u4fdd\u5b58\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u7684\u76f8\u5173\u4f4d\u7f6e\u548c\u72b6\u6001\u3002<\/li>\n\n\n\n<li>\u4f46\u4fdd\u7559\u901a\u8fc7\u00a0<code>CHANGE MASTER TO<\/code>\u00a0\u914d\u7f6e\u7684\u4e3b\u5e93\u4fe1\u606f\uff08\u5982\u00a0<code>MASTER_HOST<\/code>\u3001<code>MASTER_USER<\/code>\u3001<code>MASTER_PASSWORD<\/code>\u00a0\u7b49\uff09<\/li>\n<\/ul>\n\n\n\n<p><code>RESET SLAVE ALL<\/code>&nbsp;<strong>\u4f5c\u7528<\/strong>\uff1a\u6e05\u9664\u4ece\u5e93\u7684\u590d\u5236\u72b6\u6001\uff0c\u540c\u65f6<strong>\u5220\u9664<\/strong>\u6240\u6709\u4e3b\u5e93\u914d\u7f6e\u4fe1\u606f\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5220\u9664\u4ece\u5e93\u4e2d\u4fdd\u5b58\u7684\u4e8c\u8fdb\u5236\u65e5\u5fd7\u76f8\u5173\u4f4d\u7f6e\u548c\u72b6\u6001\u3002<\/li>\n\n\n\n<li><strong>\u6e05\u9664\u4e3b\u5e93\u914d\u7f6e\u4fe1\u606f<\/strong>\uff08<code>MASTER_HOST<\/code>\u3001<code>MASTER_USER<\/code>\u3001<code>MASTER_PASSWORD<\/code>\u3001<code>MASTER_LOG_FILE<\/code>\u00a0\u7b49\uff09\u3002<\/li>\n\n\n\n<li>\u5b8c\u5168\u5c06\u4ece\u5e93\u6062\u590d\u5230\u672a\u914d\u7f6e\u590d\u5236\u7684\u521d\u59cb\u72b6\u6001\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u63a5\u7740\uff0c\u67e5\u770b\u540c\u6b65\u72b6\u6001\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>SHOW SLAVE STATUS\\G;\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code># \u5982\u679c\u4e24\u4e2a\u7ed3\u679c\u90fd\u662fyes\uff0c\u8bf4\u660e\u4ece\u673a\u540c\u6b65\u6210\u529f\nSlave_IO_Running: Yes\nSlave_SQL_Running: Yes\n<\/code><\/pre>\n\n\n\n<p>\u663e\u5f0f\u5982\u4e0b\u7684\u60c5\u51b5\uff0c\u5c31\u662f\u4e0d\u6b63\u786e\u7684\u3002\u53ef\u80fd\u9519\u8bef\u7684\u539f\u56e0\u6709\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Slave_IO_Running: Connecting\nSlave_SQL_Running: Yes\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7f51\u7edc\u4e0d\u901a<\/li>\n\n\n\n<li>\u8d26\u6237\u5bc6\u7801\u9519\u8bef<\/li>\n\n\n\n<li>\u9632\u706b\u5899<\/li>\n\n\n\n<li>mysql\u914d\u7f6e\u6587\u4ef6\u95ee\u9898<\/li>\n\n\n\n<li>\u8fde\u63a5\u670d\u52a1\u5668\u65f6\u8bed\u6cd5<\/li>\n\n\n\n<li>\u4e3b\u670d\u52a1\u5668mysql\u6743\u9650<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"36-\u67e5\u770b\u4e3b\u4ece\u540c\u6b65\u60c5\u51b5\">3.6 \u67e5\u770b\u4e3b\u4ece\u540c\u6b65\u60c5\u51b5<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>SHOW SLAVE STATUS\\G;\n# \u65b0\u7248\u547d\u4ee4\nSHOW REPLICA STATUS\\G\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>Replica_IO_Running<\/code>: IO \u7ebf\u7a0b\u662f\u5426\u8fd0\u884c\u3002<\/li>\n\n\n\n<li><code>Replica_SQL_Running<\/code>: SQL \u7ebf\u7a0b\u662f\u5426\u8fd0\u884c\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code># \u5982\u679c\u4e24\u4e2a\u7ed3\u679c\u90fd\u662fyes\uff0c\u8bf4\u660e\u4ece\u673a\u540c\u6b65\u6210\u529f\nSlave_IO_Running: Yes\nSlave_SQL_Running: Yes\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>Replica_IO_State<\/code>: IO \u7ebf\u7a0b\u7684\u72b6\u6001\uff0c\u663e\u793a\u662f\u5426\u6b63\u5728\u4ece\u4e3b\u5e93\u8bfb\u53d6 binlog\u3002<\/li>\n\n\n\n<li><code>Seconds_Behind_Master<\/code>: \u526f\u672c\u4e0e\u4e3b\u5e93\u7684\u5ef6\u8fdf\u65f6\u95f4\uff0c\u5355\u4f4d\u4e3a\u79d2\u3002<\/li>\n\n\n\n<li><code>Last_IO_Error \/ Last_SQL_Error<\/code>: \u6700\u8fd1\u4e00\u6b21 IO \u6216 SQL \u9519\u8bef\u7684\u4fe1\u606f\u3002\u5982\u679c\u4ece\u673a\u540c\u6b65\u5931\u8d25\u67e5\u770b\u6b64\u53c2\u6570\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"37-\u6d4b\u8bd5\">3.7 \u6d4b\u8bd5<\/h3>\n\n\n\n<p>\u4e3b\u673a\u65b0\u5efa\u5e93\u3001\u65b0\u5efa\u8868\u3001insert\u8bb0\u5f55\uff0c\u4ece\u673a\u590d\u5236\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>CREATE DATABASE dbtest_master_slave;\nUSE dbtest_master_slave;\n\nCREATE TABLE test(id INT,NAME VARCHAR(16));\nINSERT INTO test VALUES(1,'zhang3');\nINSERT INTO test VALUES(2,@@hostname);\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code>SHOW VARIABLES LIKE 'hostname';\nSELECT @@hostname;\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"38-\u505c\u6b62\u4e3b\u4ece\u540c\u6b65\">3.8 \u505c\u6b62\u4e3b\u4ece\u540c\u6b65<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>stop slave;\n# \u65b0\u7248\u547d\u4ee4\nstop replica;\n# \u6e05\u9664\u4ece\u670d\u52a1\u5668\u4e3b\u4ece\u590d\u5236\u7684\u914d\u7f6e\n# \u5fc5\u987b\u5148\u505c\u6b62\u4e3b\u4ece\u590d\u5236\uff0c\u624d\u80fd\u6e05\u9664\u914d\u7f6e\nreset replica all\n<\/code><\/pre>\n\n\n\n<pre class=\"wp-block-code\"><code># \u5220\u9664Master\u4e2d\u6240\u6709\u7684binglog\u6587\u4ef6\uff0c\u5e76\u5c06\u65e5\u5fd7\u7d22\u5f15\u6587\u4ef6\u6e05\u7a7a\uff0c\u91cd\u65b0\u5f00\u59cb\u6240\u6709\u65b0\u7684\u65e5\u5fd7\u6587\u4ef6\n# (\u614e\u7528) \u4e00\u822c\u4e0d\u9700\u8981\u6267\u884c\u6b64\u547d\u4ee4\nreset master; \n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"38-\u642d\u5efa\u4e3b\u4ece\u67b6\u6784\u5e38\u89c1\u95ee\u9898\">3.8 \u642d\u5efa\u4e3b\u4ece\u67b6\u6784\u5e38\u89c1\u95ee\u9898<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"1caching_sha2_password\">1\uff09caching_sha2_password<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>SHOW SLAVE STATUS\\G\nLast_IO_Error: Authentication plugin 'caching_sha2_password' reported error: Authentication requires secure connection\n<\/code><\/pre>\n\n\n\n<p>mysql8.0\u4ee5\u540e\uff0c<strong><code>caching_sha2_password<\/code><\/strong>&nbsp;\u6210\u4e3a\u4e86\u9ed8\u8ba4\u7684\u7528\u6237\u8ba4\u8bc1\u63d2\u4ef6\u3002MySQL\u4e3b\u4ece\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u7528\u6237\u8ba4\u8bc1\u4e5f\u4f7f\u7528\u6b64\u63d2\u4ef6\u3002\u8fd9\u79cd\u8ba4\u8bc1\u65b9\u5f0f\u9ed8\u8ba4\u8981\u6c42<strong>\u52a0\u5bc6\u8fde\u63a5<\/strong>\uff08\u5982 SSL\/TLS\uff09\uff0c\u4ee5\u63d0\u9ad8\u5b89\u5168\u6027\u3002\u5982\u679c\u672a\u542f\u7528\u52a0\u5bc6\u8fde\u63a5\uff0c\u4ece\u5e93\u5728\u540c\u6b65\u65f6\u4f1a\u62a5\u6b64\u9519\u8bef\u3002<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u53ef\u80fd\u62a5\u9519 Access denied for user 'slave1'@'xxx' (using password: YES)<\/p>\n\n\n\n<p>\u8fd9\u4e2a\u4e5f\u53ef\u80fd\u662fSSL\u8fde\u63a5\u7684\u95ee\u9898<\/p>\n<\/blockquote>\n\n\n\n<p><strong>\u5904\u7406\u65b9\u6848<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u65b9\u6cd5\u4e00\uff1a\u5728\u4e3b\u670d\u52a1\u5668\u4e0a\u4fee\u6539\u8ba4\u8bc1\u63d2\u4ef6<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>ALTER USER 'slave1'@'%' IDENTIFIED WITH 'mysql_native_password' BY 'your_password';\n<\/code><\/pre>\n\n\n\n<p>\u4fee\u6539my.cnf\u6587\u4ef6\uff0c\u542f\u52a8<code>mysql_native_password<\/code>\u63d2\u4ef6<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91;mysqld]\nmysql_native_password=ON\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u65b9\u6848\u4e8c\uff1a\u4ece\u673a<code>CHANGE MASTER<\/code>\u547d\u4ee4\u914d\u7f6eSSL\u8fde\u63a5\u53c2\u6570<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>CHANGE MASTER TO\nMASTER_HOST='\u4e3b\u673a\u7684IP\u5730\u5740',\nMASTER_USER='\u4e3b\u673a\u7528\u6237\u540d',\nMASTER_PASSWORD='\u4e3b\u673a\u7528\u6237\u540d\u7684\u5bc6\u7801',\nMASTER_LOG_FILE='mysql-bin.\u5177\u4f53\u6570\u5b57',\nMASTER_LOG_POS=\u5177\u4f53\u503c;\nMASTER_SSL=1;\n<\/code><\/pre>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>\u53ea\u8981\u6267\u884c\u8fc7\u4e00\u6b21\uff0c\u5c31\u7b97\u4e4b\u540e<code>RESET REPLICA ALL<\/code><\/p>\n\n\n\n<p>\u7b2c\u4e8c\u6b21change master\u5c31\u4e0d\u8981\u52a0MASTER_SSL=1;\u4e86<\/p>\n<\/blockquote>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7981\u7528\u52a0\u5bc6\u8fde\u63a5\u8981\u6c42<\/li>\n<\/ul>\n\n\n\n<p>\u5982\u679c\u786e\u5b9a\u4e3b\u4ece\u8fde\u63a5\u5728\u53d7\u4fe1\u4efb\u7684\u7f51\u7edc\u73af\u5883\u4e2d\u8fd0\u884c\uff0c\u53ef\u4ee5\u7981\u7528\u52a0\u5bc6\u8fde\u63a5\u8981\u6c42\u3002<\/p>\n\n\n\n<p>\u8fd9\u4e2a\u65b9\u6cd5\u5728\u5bf9\u63d2\u4ef6<code>caching_sha2_password<\/code>&nbsp;\u65e0\u6548\uff0c\u9ed8\u8ba4\u5c31\u662f<code>REQUIRE NONE<\/code><\/p>\n\n\n\n<p>\u4f46\u662f\u6539\u4e3a<code>REQUIRE SSL<\/code>\uff0c\u5fc5\u987b\u8981\u6c42\u4ece\u673a\u4f7f\u7528<code>MASTER_SSL=1;<\/code>\uff0c\u5426\u5219\u62a5\u9519<code>Access denied for user 'slave1'@'xxx' (using password: YES)&nbsp;<\/code><\/p>\n\n\n\n<p>\u5728\u4e3b\u5e93\u4e0a\u4fee\u6539\u7528\u6237\u8ba4\u8bc1\u7684\u5b89\u5168\u8fde\u63a5\u9700\u6c42<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>ALTER USER 'slave1'@'%' REQUIRE NONE; # \u9ed8\u8ba4\u7684\nshow create user slave1; # \u53ef\u4ee5\u67e5\u770b\u9ed8\u8ba4\u503c\nALTER USER 'slave1'@'%' REQUIRE SSL;\n<\/code><\/pre>\n\n\n\n<p>\u6b64\u547d\u4ee4\u4e0d\u6539\u53d8\u52a0\u5bc6\u63d2\u4ef6\u7684\u7c7b\u578b\uff0c\u53ef\u4ee5\u901a\u8fc7\u5982\u4e0b\u547d\u4ee4\u9a8c\u8bc1<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>SELECT user, host, plugin\nFROM mysql.user\nWHERE user = 'slave1' AND host = '192.168.1.91';\n<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"2\u8054\u901a\u6027\u95ee\u9898\">2\uff09\u8054\u901a\u6027\u95ee\u9898<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>Slave_IO_Running: Connecting\nSlave_SQL_Running: Yes\n<\/code><\/pre>\n\n\n\n<p>\u5728\u4ece\u5e93\u670d\u52a1\u5668\u5c1d\u8bd5\u624b\u52a8\u8fde\u63a5\u4e3b\u5e93\uff0c\u786e\u8ba4\u7f51\u7edc\u8fde\u901a\u6027\u548c\u7528\u6237\u8ba4\u8bc1\u662f\u5426\u6b63\u5e38<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>mysql -h &lt;ip&gt; -P 3306 -u slave1 -p\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"39-\u540e\u7eed\">3.9 \u540e\u7eed<\/h3>\n\n\n\n<p><strong>\u642d\u5efa\u4e3b\u4ece\u590d\u5236\uff1a\u53cc\u4e3b\u53cc<\/strong><\/p>\n\n\n\n<p>\u4e00\u4e2a\u4e3b\u673am1\u7528\u4e8e\u5904\u7406\u6240\u6709\u5199\u8bf7\u6c42\uff0c\u5b83\u7684\u4ece\u673as1\u548c\u53e6\u4e00\u53f0\u4e3b\u673am2\u8fd8\u6709\u5b83\u7684\u4ece\u673as2\u8d1f\u8d23\u6240\u6709\u8bfb\u8bf7\u6c42\u3002\u5f53m1\u4e3b\u673a\u5b95\u673a\u540e\uff0cm2\u4e3b\u673a\u8d1f\u8d23\u5199\u8bf7\u6c42\uff0cm1\u3001m2\u4e92\u4e3a\u5907\u673a\u3002\u67b6\u6784\u56fe\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"329\" src=\"https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241251-image-1024x329.png\" alt=\"\" class=\"wp-image-953\" srcset=\"https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241251-image-1024x329.png 1024w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241251-image-300x96.png 300w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241251-image-768x246.png 768w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241251-image.png 1437w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" height=\"378\" width=\"792\" src=\"https:\/\/i-blog.csdnimg.cn\/direct\/94caa034e68c46e6a85a6c660d823d84.png\" alt=\"\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"4-\u540c\u6b65\u6570\u636e\u4e00\u81f4\u6027\u95ee\u9898\">4. \u540c\u6b65\u6570\u636e\u4e00\u81f4\u6027\u95ee\u9898<\/h2>\n\n\n\n<p><strong>\u4e3b\u4ece\u540c\u6b65\u7684\u8981\u6c42\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8bfb\u5e93\u548c\u5199\u5e93\u7684\u6570\u636e\u4e00\u81f4(\u6700\u7ec8\u4e00\u81f4)\uff1b<\/li>\n\n\n\n<li>\u5199\u6570\u636e\u5fc5\u987b\u5199\u5230\u5199\u5e93\uff1b<\/li>\n\n\n\n<li>\u8bfb\u6570\u636e\u5fc5\u987b\u5230\u8bfb\u5e93(\u4e0d\u4e00\u5b9a)\uff1b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"41-\u7406\u89e3\u4e3b\u4ece\u5ef6\u8fdf\u95ee\u9898\">4.1 \u7406\u89e3\u4e3b\u4ece\u5ef6\u8fdf\u95ee\u9898<\/h3>\n\n\n\n<p>\u8fdb\u884c\u4e3b\u4ece\u540c\u6b65\u7684\u5185\u5bb9\u662f\u4e8c\u8fdb\u5236\u65e5\u5fd7\uff0c\u5b83\u662f\u4e00\u4e2a\u6587\u4ef6\uff0c\u5728\u8fdb\u884c<code>\u7f51\u7edc\u4f20\u8f93<\/code>\u7684\u8fc7\u7a0b\u4e2d\u5c31\u4e00\u5b9a\u4f1a<code>\u5b58\u5728\u4e3b\u4ece\u5ef6\u8fdf<\/code>\uff08\u6bd4\u5982 500ms\uff09\uff0c\u8fd9\u6837\u5c31\u53ef\u80fd\u9020\u6210\u7528\u6237\u5728\u4ece\u5e93\u4e0a\u8bfb\u53d6\u7684\u6570\u636e\u4e0d\u662f\u6700\u65b0\u7684\u6570\u636e\uff0c\u4e5f\u5c31\u662f\u4e3b\u4ece\u540c\u6b65\u4e2d\u7684<code>\u6570\u636e\u4e0d\u4e00\u81f4\u6027<\/code>\u95ee\u9898\u3002<\/p>\n\n\n\n<p>**\u4e3e\u4f8b:**\u5bfc\u81f4\u4e3b\u4ece\u5ef6\u8fdf\u7684\u65f6\u95f4\u70b9\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u4e09\u4e2a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4e3b\u5e93A\u6267\u884c\u5b8c\u6210\u4e00\u4e2a\u4e8b\u52a1\uff0c\u5199\u5165binlog\uff0c\u6211\u4eec\u628a\u8fd9\u4e2a\u65f6\u523b\u8bb0\u4e3aT1;<\/li>\n\n\n\n<li>\u4e4b\u540e\u4f20\u7ed9\u4ece\u5e93B\uff0c\u6211\u4eec\u628a\u4ece\u5e93B\u63a5\u6536\u5b8c\u8fd9\u4e2abinlog\u7684\u65f6\u523b\u8bb0\u4e3aT2;<\/li>\n\n\n\n<li>\u4ece\u5e93B\u6267\u884c\u5b8c\u6210\u8fd9\u4e2a\u4e8b\u52a1\uff0c\u6211\u4eec\u628a\u8fd9\u4e2a\u65f6\u523b\u8bb0\u4e3aT3\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"42-\u4e3b\u4ece\u5ef6\u8fdf\u95ee\u9898\u539f\u56e0\">4.2 \u4e3b\u4ece\u5ef6\u8fdf\u95ee\u9898\u539f\u56e0<\/h3>\n\n\n\n<p>\u5728\u7f51\u7edc\u6b63\u5e38\u7684\u65f6\u5019\uff0c\u65e5\u5fd7\u4ece\u4e3b\u5e93\u4f20\u7ed9\u4ece\u5e93\u6240\u9700\u7684\u65f6\u95f4\u662f\u5f88\u77ed\u7684\uff0c\u5373T2-T1\u7684\u503c\u662f\u975e\u5e38\u5c0f\u7684\u3002\u5373\uff0c\u7f51\u7edc\u6b63\u5e38\u60c5\u51b5\u4e0b\uff0c\u4e3b\u5907\u5ef6\u8fdf\u7684\u4e3b\u8981\u6765\u6e90\u662f\u5907\u5e93\u63a5\u6536\u5b8cbinlog\u548c\u6267\u884c\u5b8c\u8fd9\u4e2a\u4e8b\u52a1\u4e4b\u95f4\u7684\u65f6\u95f4\u5dee\u3002<\/p>\n\n\n\n<p>**\u4e3b\u5907\u5ef6\u8fdf\u6700\u76f4\u63a5\u7684\u8868\u73b0\u662f\uff0c\u4ece\u5e93\u6d88\u8d39\u4e2d\u7ee7\u65e5\u5fd7\uff08relay log\uff09\u7684\u901f\u5ea6\uff0c\u6bd4\u4e3b\u5e93\u751f\u4ea7binlog\u7684\u901f\u5ea6\u8981\u6162\u3002**\u9020\u6210\u539f\u56e0\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4ece\u5e93\u7684\u673a\u5668\u6027\u80fd\u6bd4\u4e3b\u5e93\u8981\u5dee<\/li>\n\n\n\n<li>\u4ece\u5e93\u7684\u538b\u529b\u5927<\/li>\n\n\n\n<li>\u5927\u4e8b\u52a1\u7684\u6267\u884c<\/li>\n<\/ul>\n\n\n\n<p>**\u4e3e\u4f8b1\uff1a**\u4e00\u6b21\u6027\u7528delete\u8bed\u53e5\u5220\u9664\u592a\u591a\u6570\u636e<\/p>\n\n\n\n<p>\u7ed3\u8bba\uff1a\u540e\u7eed\u518d\u5220\u9664\u6570\u636e\u7684\u65f6\u5019\uff0c\u8981\u63a7\u5236\u6bcf\u4e2a\u4e8b\u52a1\u5220\u9664\u7684\u6570\u636e\u91cf\uff0c\u5206\u6210\u591a\u6b21\u5220\u9664\u3002<\/p>\n\n\n\n<p>**\u4e3e\u4f8b2\uff1a**\u4e00\u6b21\u6027\u7528insert...select\u63d2\u5165\u592a\u591a\u6570\u636e<\/p>\n\n\n\n<p><strong>\u4e3e\u4f8b3:<\/strong>&nbsp;\u5927\u8868DDL<\/p>\n\n\n\n<p>\u6bd4\u5982\u5728\u4e3b\u5e93\u5bf9\u4e00\u5f20500W\u7684\u8868\u6dfb\u52a0\u4e00\u4e2a\u5b57\u6bb5\u8017\u8d39\u4e8610\u5206\u949f\uff0c\u90a3\u4e48\u4ece\u8282\u70b9\u4e0a\u4e5f\u4f1a\u8017\u8d3910\u5206\u949f\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"43-\u5982\u4f55\u51cf\u5c11\u4e3b\u4ece\u5ef6\u8fdf\">4.3 \u5982\u4f55\u51cf\u5c11\u4e3b\u4ece\u5ef6\u8fdf<\/h3>\n\n\n\n<p>\u82e5\u60f3\u8981\u51cf\u5c11\u4e3b\u4ece\u5ef6\u8fdf\u7684\u65f6\u95f4\uff0c\u53ef\u4ee5\u91c7\u53d6\u4e0b\u9762\u7684\u529e\u6cd5\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u964d\u4f4e\u591a\u7ebf\u7a0b\u5927\u4e8b\u52a1\u5e76\u53d1\u7684\u6982\u7387\uff0c\u4f18\u5316\u4e1a\u52a1\u903b\u8f91<\/li>\n\n\n\n<li>\u4f18\u5316SQL\uff0c\u907f\u514d\u6162SQL\uff0c<code>\u51cf\u5c11\u6279\u91cf\u64cd\u4f5c<\/code>\uff0c\u5efa\u8bae\u5199\u811a\u672c\u4ee5update-sleep\u8fd9\u6837\u7684\u5f62\u5f0f\u5b8c\u6210\u3002<\/li>\n\n\n\n<li><code>\u63d0\u9ad8\u4ece\u5e93\u673a\u5668\u7684\u914d\u7f6e<\/code>\uff0c\u51cf\u5c11\u4e3b\u5e93\u5199binlog\u548c\u4ece\u5e93\u8bfbbinlog\u7684\u6548\u7387\u5dee\u3002<\/li>\n\n\n\n<li>\u5c3d\u91cf\u91c7\u7528<code>\u77ed\u7684\u94fe\u8def<\/code>\uff0c\u4e5f\u5c31\u662f\u4e3b\u5e93\u548c\u4ece\u5e93\u670d\u52a1\u5668\u7684\u8ddd\u79bb\u5c3d\u91cf\u8981\u77ed\uff0c\u63d0\u5347\u7aef\u53e3\u5e26\u5bbd\uff0c\u51cf\u5c11binlog\u4f20\u8f93\u7684\u7f51\u7edc\u5ef6\u65f6\u3002<\/li>\n\n\n\n<li>\u5b9e\u65f6\u6027\u8981\u6c42\u7684\u4e1a\u52a1\u8bfb\u5f3a\u5236\u8d70\u4e3b\u5e93\uff0c\u4ece\u5e93\u53ea\u505a\u707e\u5907\uff0c\u5907\u4efd\u3002<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"44-\u5982\u4f55\u89e3\u51b3\u4e00\u81f4\u6027\u95ee\u9898\">4.4 \u5982\u4f55\u89e3\u51b3\u4e00\u81f4\u6027\u95ee\u9898<\/h3>\n\n\n\n<p>\u5982\u679c\u64cd\u4f5c\u7684\u6570\u636e\u5b58\u50a8\u5728\u540c\u4e00\u4e2a\u6570\u636e\u5e93\u4e2d\uff0c\u90a3\u4e48\u5bf9\u6570\u636e\u8fdb\u884c\u66f4\u65b0\u7684\u65f6\u5019\uff0c\u53ef\u4ee5\u5bf9\u8bb0\u5f55\u52a0\u5199\u9501\uff0c\u8fd9\u6837\u5728\u8bfb\u53d6\u7684\u65f6\u5019\u5c31\u4e0d\u4f1a\u53d1\u751f\u6570\u636e\u4e0d\u4e00\u81f4\u7684\u60c5\u51b5\u3002\u4f46\u8fd9\u65f6\u4ece\u5e93\u7684\u4f5c\u7528\u5c31\u662f<code>\u5907\u4efd<\/code>\uff0c\u5e76\u6ca1\u6709\u8d77\u5230<code>\u8bfb\u5199\u5206\u79bb<\/code>\uff0c\u5206\u62c5\u4e3b\u5e93<code>\u8bfb\u538b\u529b<\/code>\u7684\u4f5c\u7528\u3002<\/p>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" height=\"483\" width=\"333\" src=\"https:\/\/i-blog.csdnimg.cn\/direct\/50d116cbd72142ae91be31608f510c87.png\" alt=\"\"><\/p>\n\n\n\n<p>\u8bfb\u5199\u5206\u79bb\u60c5\u51b5\u4e0b\uff0c\u89e3\u51b3\u4e3b\u4ece\u540c\u6b65\u4e2d\u6570\u636e\u4e0d\u4e00\u81f4\u7684\u95ee\u9898\uff0c\u5c31\u662f\u89e3\u51b3\u4e3b\u4ece\u4e4b\u95f4<code>\u6570\u636e\u590d\u5236\u65b9\u5f0f<\/code>\u7684\u95ee\u9898\uff0c\u5982\u679c\u6309\u7167\u6570\u636e\u4e00\u81f4\u6027<code>\u4ece\u5f31\u5230\u5f3a<\/code>\u6765\u8fdb\u884c\u5212\u5206\uff0c\u6709\u4ee5\u4e0b3\u79cd\u590d\u5236\u65b9\u5f0f\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"\u65b9\u6cd51\u5f02\u6b65\u590d\u5236\">\u65b9\u6cd51\uff1a\u5f02\u6b65\u590d\u5236<\/h4>\n\n\n\n<p>\u5f02\u6b65\u6a21\u5f0f\u5c31\u662f\u5ba2\u6237\u7aef\u63d0\u4ea4COMMIT\u4e4b\u540e\u4e0d\u9700\u8981\u7b49\u4ece\u5e93\u8fd4\u56de\u4efb\u4f55\u7ed3\u679c\uff0c\u800c\u662f\u76f4\u63a5\u5c06\u7ed3\u679c\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\uff0c\u8fd9\u6837\u505a\u7684\u597d\u5904\u662f\u4e0d\u4f1a\u5f71\u54cd\u4e3b\u5e93\u5199\u7684\u6548\u7387\uff0c\u4f46\u53ef\u80fd\u4f1a\u5b58\u5728\u4e3b\u5e93\u5b95\u673a\uff0c\u800cBinlog\u8fd8\u6ca1\u6709\u540c\u6b65\u5230\u4ece\u5e93\u7684\u60c5\u51b5\uff0c\u4e5f\u5c31\u662f\u6b64\u65f6\u7684\u4e3b\u5e93\u548c\u4ece\u5e93\u6570\u636e\u4e0d\u4e00\u81f4\u3002\u8fd9\u65f6\u5019\u4ece\u4ece\u5e93\u4e2d\u9009\u62e9\u4e00\u4e2a\u4f5c\u4e3a\u65b0\u4e3b\uff0c\u90a3\u4e48\u65b0\u4e3b\u5219\u53ef\u80fd\u7f3a\u5c11\u539f\u6765\u4e3b\u670d\u52a1\u5668\u4e2d\u5df2\u63d0\u4ea4\u7684\u4e8b\u52a1\u3002\u6240\u4ee5\uff0c\u8fd9\u79cd\u590d\u5236\u6a21\u5f0f\u4e0b\u7684\u6570\u636e\u4e00\u81f4\u6027\u662f\u6700\u5f31\u7684\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"347\" src=\"https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241210-image-1024x347.png\" alt=\"\" class=\"wp-image-951\" srcset=\"https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241210-image-1024x347.png 1024w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241210-image-300x102.png 300w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241210-image-768x260.png 768w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241210-image.png 1342w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"\u65b9\u6cd52\u534a\u540c\u6b65\u590d\u5236\">\u65b9\u6cd52\uff1a\u534a\u540c\u6b65\u590d\u5236<\/h4>\n\n\n\n<p>MySQL5.5\u7248\u672c\u4e4b\u540e\u5f00\u59cb\u652f\u6301\u534a\u540c\u6b65\u590d\u5236\u7684\u65b9\u5f0f\u3002\u539f\u7406\u662f\u5728\u5ba2\u6237\u7aef\u63d0\u4ea4COMMIT\u4e4b\u540e\u4e0d\u76f4\u63a5\u5c06\u7ed3\u679c\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\uff0c\u800c\u662f\u7b49\u5f85\u81f3\u5c11\u6709\u4e00\u4e2a\u4ece\u5e93\u63a5\u6536\u5230\u4e86Binlog\uff0c\u5e76\u4e14\u5199\u5165\u5230\u4e2d\u7ee7\u65e5\u5fd7\u4e2d\uff0c\u518d\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u3002<\/p>\n\n\n\n<p>\u8fd9\u6837\u505a\u7684\u597d\u5904\u5c31\u662f\u63d0\u9ad8\u4e86\u6570\u636e\u7684\u4e00\u81f4\u6027\uff0c\u5f53\u7136\u76f8\u6bd4\u4e8e\u5f02\u6b65\u590d\u5236\u6765\u8bf4\uff0c\u81f3\u5c11\u591a\u589e\u52a0\u4e86\u4e00\u4e2a\u7f51\u7edc\u8fde\u63a5\u7684\u5ef6\u8fdf\uff0c\u964d\u4f4e\u4e86\u4e3b\u5e93\u5199\u7684\u6548\u7387\u3002<\/p>\n\n\n\n<p>\u5728MySQL5.7\u7248\u672c\u4e2d\u8fd8\u589e\u52a0\u4e86\u4e00\u4e2a<code>rpl_semi_sync_master_wait_for_slave_count<\/code>\u53c2\u6570\uff0c\u53ef\u4ee5\u5bf9\u5e94\u7b54\u7684 \u4ece\u5e93\u6570\u91cf\u8fdb\u884c\u8bbe\u7f6e\uff0c\u9ed8\u8ba4\u4e3a<code>1<\/code>\uff0c\u4e5f\u5c31\u662f\u8bf4\u53ea\u8981\u67091\u4e2a\u4ece\u5e93\u8fdb\u884c\u4e86\u54cd\u5e94\uff0c\u5c31\u53ef\u4ee5\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u3002\u5982\u679c\u5c06\u8fd9\u4e2a\u53c2\u6570\u8c03\u5927\uff0c\u53ef\u4ee5\u63d0\u5347\u6570\u636e\u4e00\u81f4\u6027\u7684\u5f3a\u5ea6\uff0c\u4f46\u4e5f\u4f1a\u589e\u52a0\u4e3b\u5e93\u7b49\u5f85\u4ece\u5e93\u54cd\u5e94\u7684\u65f6\u95f4\u3002\u3010\u4ee5\u65f6\u95f4\u6362\u53d6\u4e00\u81f4\u6027\u3011<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"649\" src=\"https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241221-image-1024x649.png\" alt=\"\" class=\"wp-image-952\" srcset=\"https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241221-image-1024x649.png 1024w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241221-image-300x190.png 300w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241221-image-768x487.png 768w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241221-image.png 1063w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"\u65b9\u6cd53\u7ec4\u590d\u5236\">\u65b9\u6cd53\uff1a\u7ec4\u590d\u5236<\/h4>\n\n\n\n<p>\u5f02\u6b65\u590d\u5236\u548c\u534a\u540c\u6b65\u590d\u5236\u90fd\u65e0\u6cd5\u6700\u7ec8\u4fdd\u8bc1\u6570\u636e\u7684\u4e00\u81f4\u6027\u95ee\u9898\uff0c\u534a\u540c\u6b65\u590d\u5236\u662f\u901a\u8fc7\u5224\u65ad\u4ece\u5e93\u54cd\u5e94\u7684\u4e2a\u6570\u6765\u51b3\u5b9a\u662f\u5426\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\uff0c\u867d\u7136\u6570\u636e\u4e00\u81f4\u6027\u76f8\u6bd4\u4e8e\u5f02\u6b65\u590d\u5236\u6709\u63d0\u5347\uff0c\u4f46\u4ecd\u7136\u65e0\u6cd5\u6ee1\u8db3\u5bf9\u6570\u636e\u4e00\u81f4\u6027\u8981\u6c42\u9ad8\u7684\u573a\u666f\uff0c\u6bd4\u5982\u91d1\u878d\u9886\u57df\u3002MGR \u5f88\u597d\u5730\u5f25\u8865\u4e86\u8fd9\u4e24\u79cd\u590d\u5236\u6a21\u5f0f\u7684\u4e0d\u8db3\u3002<\/p>\n\n\n\n<p>\u7ec4\u590d\u5236\u6280\u672f\uff0c\u7b80\u79f0 MGR\uff08MySQL Group Replication\uff09\u3002\u662f MySQL \u5728 5.7.17 \u7248\u672c\u4e2d\u63a8\u51fa\u7684\u4e00\u79cd\u65b0\u7684\u6570\u636e\u590d\u5236\u6280\u672f\uff0c\u8fd9\u79cd\u590d\u5236\u6280\u672f\u662f\u57fa\u4e8e Paxos \u534f\u8bae\u7684\u72b6\u6001\u673a\u590d\u5236\u3002<\/p>\n\n\n\n<p><strong>MGR\u662f\u5982\u4f55\u5de5\u4f5c\u7684<\/strong><\/p>\n\n\n\n<p>\u9996\u5148\u6211\u4eec\u5c06\u591a\u4e2a\u8282\u70b9\u5171\u540c\u7ec4\u6210\u4e00\u4e2a\u590d\u5236\u7ec4\uff0c\u5728<code>\u6267\u884c\u8bfb\u5199(RW)\u4e8b\u52a1<\/code>\u7684\u65f6\u5019\uff0c\u9700\u8981\u901a\u8fc7\u4e00\u81f4\u6027\u534f\u8bae\u5c42 \uff08Consensus\u5c42\uff09\u7684\u540c\u610f\uff0c\u4e5f\u5c31\u662f\u8bfb\u5199\u4e8b\u52a1\u60f3\u8981\u8fdb\u884c\u63d0\u4ea4\uff0c\u5fc5\u987b\u8981\u7ecf\u8fc7\u7ec4\u91cc\u201c\u5927\u591a\u6570\u4eba\u201d\uff08\u5bf9\u5e94Node\u8282\u70b9\uff09\u7684\u540c\u610f\uff0c\u5927\u591a\u6570\u6307\u7684\u662f\u540c\u610f\u7684\u8282\u70b9\u6570\u91cf\u9700\u8981\u5927\u4e8e\uff08N\/2+1\uff09\uff0c\u8fd9\u6837\u624d\u53ef\u4ee5\u8fdb\u884c\u63d0\u4ea4\uff0c\u800c\u4e0d\u662f\u539f\u53d1\u8d77\u65b9\u4e00\u4e2a\u8bf4\u4e86\u7b97\u3002\u800c\u9488\u5bf9<code>\u53ea\u8bfb\uff08RO\uff09<\/code>\u4e8b\u52a1 \u5219\u4e0d\u9700\u8981\u7ecf\u8fc7\u7ec4\u5185\u540c\u610f\uff0c\u76f4\u63a5COMMIT\u5373\u53ef\u3002<\/p>\n\n\n\n<p>\u5728\u4e00\u4e2a\u590d\u5236\u7ec4\u5185\u6709\u591a\u4e2a\u8282\u70b9\u7ec4\u6210\uff0c\u5b83\u4eec\u5404\u81ea\u7ef4\u62a4\u4e86\u81ea\u5df1\u7684\u6570\u636e\u526f\u672c\uff0c\u5e76\u4e14\u5728\u4e00\u81f4\u6027\u534f\u8bae\u5c42\u5b9e\u73b0\u4e86\u539f\u5b50\u6d88\u606f\u548c\u5168\u5c40\u6709\u5e8f\u6d88\u606f\uff0c\u4ece\u800c\u4fdd\u8bc1\u7ec4\u5185\u6570\u636e\u7684\u4e00\u81f4\u6027\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"352\" src=\"https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241153-image-1024x352.png\" alt=\"\" class=\"wp-image-950\" srcset=\"https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241153-image-1024x352.png 1024w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241153-image-300x103.png 300w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241153-image-768x264.png 768w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241153-image-1536x529.png 1536w, https:\/\/eve2333.top\/wp-content\/uploads\/2025\/04\/1745241153-image.png 1595w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>MGR \u5c06 MySQL \u5e26\u5165\u4e86\u6570\u636e\u5f3a\u4e00\u81f4\u6027\u7684\u65f6\u4ee3\uff0c\u662f\u4e00\u4e2a\u5212\u65f6\u4ee3\u7684\u521b\u65b0\uff0c\u5176\u4e2d\u4e00\u4e2a\u91cd\u8981\u7684\u539f\u56e0\u5c31\u662f MGR \u662f\u57fa<br>\u4e8e Paxos \u534f\u8bae\u7684\u3002Paxos \u7b97\u6cd5\u662f\u7531 2013 \u5e74\u7684\u56fe\u7075\u5956\u83b7\u5f97\u8005 Leslie Lamport \u4e8e 1990 \u5e74\u63d0\u51fa\u7684\uff0c\u6709\u5173\u8fd9\u4e2a\u7b97\u6cd5\u7684\u51b3\u7b56\u673a\u5236\u53ef\u4ee5\u641c\u4e00\u4e0b\u3002\u4e8b\u5b9e\u4e0a\uff0cPaxos \u7b97\u6cd5\u63d0\u51fa\u6765\u4e4b\u540e\u5c31\u4f5c\u4e3a<code>\u5206\u5e03\u5f0f\u4e00\u81f4\u6027\u7b97\u6cd5<\/code>\u88ab\u5e7f\u6cdb\u5e94\u7528\uff0c\u6bd4\u5982 Apache \u7684 ZooKeeper \u4e5f\u662f\u57fa\u4e8e Paxos \u5b9e\u73b0\u7684\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"5-\u77e5\u8bc6\u5ef6\u4f38\">5. \u77e5\u8bc6\u5ef6\u4f38<\/h2>\n\n\n\n<p>\u5728\u4e3b\u4ece\u67b6\u6784\u7684\u914d\u7f6e\u4e2d\uff0c\u5982\u679c\u60f3\u8981\u91c7\u53d6\u8bfb\u5199\u5206\u79bb\u7684\u7b56\u7565\uff0c\u6211\u4eec\u53ef\u4ee5<code>\u81ea\u5df1\u7f16\u5199\u7a0b\u5e8f<\/code>\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7<code>\u7b2c\u4e09\u65b9\u7684\u4e2d \u95f4\u4ef6<\/code>\u6765\u5b9e\u73b0\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u81ea\u5df1\u7f16\u5199\u7a0b\u5e8f\u7684\u597d\u5904\u5c31\u5728\u4e8e\u6bd4\u8f83\u81ea\u4e3b\uff0c\u6211\u4eec\u53ef\u4ee5\u81ea\u5df1\u5224\u65ad\u54ea\u4e9b\u67e5\u8be2\u5728\u4ece\u5e93\u4e0a\u6765\u6267\u884c\uff0c\u9488\u5bf9\u5b9e\u65f6\u6027\u8981\u6c42\u9ad8\u7684\u9700\u6c42\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u8003\u8651\u54ea\u4e9b\u67e5\u8be2\u53ef\u4ee5\u5728\u4e3b\u5e93\u4e0a\u6267\u884c\u3002\u540c\u65f6\uff0c\u7a0b\u5e8f\u76f4\u63a5\u8fde\u63a5\u6570\u636e\u5e93\uff0c\u51cf\u5c11\u4e86\u4e2d\u95f4\u4ef6\u5c42\uff0c\u76f8\u5f53\u4e8e\u51cf\u5c11\u4e86\u6027\u80fd\u635f\u8017\u3002<\/li>\n\n\n\n<li>\u91c7\u7528\u4e2d\u95f4\u4ef6\u7684\u65b9\u6cd5\u6709\u5f88\u660e\u663e\u7684\u4f18\u52bf\uff0c<code>\u529f\u80fd\u5f3a\u5927<\/code>\uff0c<code>\u4f7f\u7528\u7b80\u5355<\/code>\u3002\u4f46\u56e0\u4e3a\u5728\u5ba2\u6237\u7aef\u548c\u6570\u636e\u5e93\u4e4b\u95f4\u589e\u52a0\u4e86\u4e2d\u95f4\u4ef6\u5c42\u4f1a\u6709\u4e00\u4e9b\u6027\u80fd\u635f\u8017\uff0c\u540c\u65f6\u5546\u4e1a\u4e2d\u95f4\u4ef6\u4e5f\u662f\u6709\u4f7f\u7528\u6210\u672c\u7684\u3002\u6211\u4eec\u4e5f\u53ef\u4ee5\u8003\u8651\u91c7\u53d6\u4e00\u4e9b\u4f18\u79c0\u7684\u5f00\u6e90\u5de5\u5177\u3002<\/li>\n<\/ul>\n\n\n\n<p><img loading=\"lazy\" decoding=\"async\" height=\"524\" width=\"844\" src=\"https:\/\/i-blog.csdnimg.cn\/direct\/c9460deeae4f42b4bde661dd8ebba7c6.png\" alt=\"\"><\/p>\n\n\n\n<p>\u2460&nbsp;<code>Cobar<\/code>&nbsp;\u5c5e\u4e8e\u963f\u91ccB2B\u4e8b\u4e1a\u7fa4\uff0c\u59cb\u4e8e2008\u5e74\uff0c\u5728\u963f\u91cc\u670d\u5f793\u5e74\u591a\uff0c\u63a5\u7ba13000+\u4e2aMySQL\u6570\u636e\u5e93\u7684<br>schema,\u96c6\u7fa4\u65e5\u5904\u7406\u5728\u7ebfSQL\u8bf7\u6c4250\u4ebf\u6b21\u4ee5\u4e0a\u3002\u7531\u4e8eCobar\u53d1\u8d77\u4eba\u7684\u79bb\u804c\uff0cCobar\u505c\u6b62\u7ef4\u62a4\u3002<\/p>\n\n\n\n<p>\u2461&nbsp;<code>Mycat<\/code>&nbsp;\u662f\u5f00\u6e90\u793e\u533a\u5728\u963f\u91cccobar\u57fa\u7840\u4e0a\u8fdb\u884c\u4e8c\u6b21\u5f00\u53d1\uff0c\u89e3\u51b3\u4e86cobar\u5b58\u5728\u7684\u95ee\u9898\uff0c\u5e76\u4e14\u52a0\u5165\u4e86\u8bb8\u591a\u65b0\u7684\u529f\u80fd\u5728\u5176\u4e2d\u3002\u9752\u51fa\u4e8e\u84dd\u800c\u80dc\u4e8e\u84dd<\/p>\n\n\n\n<p>\u2462&nbsp;<code>OneProxy<\/code>&nbsp;\u57fa\u4e8eMySQL\u5b98\u65b9\u7684proxy\u601d\u60f3\u5229\u7528c\u8bed\u8a00\u8fdb\u884c\u5f00\u53d1\u7684\uff0cOneProxy\u662f\u4e00\u6b3e\u5546\u4e1a\u6536\u8d39\u7684\u4e2d\u95f4\u4ef6\u3002\u820d\u5f03\u4e86\u4e00\u4e9b\u529f\u80fd\uff0c\u4e13\u6ce8\u5728\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u4e0a\u3002<\/p>\n\n\n\n<p>\u2463&nbsp;<code>kingshard<\/code>&nbsp;\u7531\u5c0f\u56e2\u961f\u7528go\u8bed\u8a00\u5f00\u53d1\uff0c\u8fd8\u9700\u8981\u53d1\u5c55\uff0c\u9700\u8981\u4e0d\u65ad\u5b8c\u5584\u3002<\/p>\n\n\n\n<p>\u2464&nbsp;<code>Vitess<\/code>&nbsp;\u662fYoutube\u751f\u4ea7\u5728\u4f7f\u7528\uff0c\u67b6\u6784\u5f88\u590d\u6742\u3002\u4e0d\u652f\u6301MySQL\u539f\u751f\u534f\u8bae\uff0c\u4f7f\u7528\u9700\u8981\u5927\u91cf\u6539\u9020\u6210\u672c\u3002<\/p>\n\n\n\n<p>\u2465&nbsp;<code>Atlas<\/code>&nbsp;\u662f360\u56e2\u961f\u57fa\u4e8emysql 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