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https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-189.png 1220w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" 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class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"967\" height=\"1024\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-191-967x1024.png\" alt=\"\" class=\"wp-image-15418\" style=\"width:460px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-191-967x1024.png 967w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-191-283x300.png 283w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-191-768x813.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-191-830x879.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-191-230x244.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-191-350x371.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-191-480x508.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-191.png 1154w\" sizes=\"(max-width: 967px) 100vw, 967px\" 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\u66f4\u77ed\uff0c\u8fd9\u4e00\u60c5\u5f62\u5f88\u96be\u51fa\u73b0\u3002<\/p>\n\n\n\n<p>\u4f46\u662f\uff0c\u5982\u679c\u9762\u8bd5\u5b98\u95ee\u4f60\uff1a\u5982\u679c\u6211\u7684\u4e1a\u52a1\u5c5e\u6027\u8981\u6c42\u4e00\u5b9a\u8981\u89e3\u51b3\u600e\u4e48\u529e\uff1f\u90a3\u4e48\u5982\u4f55\u89e3\u51b3\u4e0a\u8ff0\u5e76\u53d1\u95ee\u9898\uff1f<\/p>\n\n\n\n<p>\u9996\u5148\uff0c\u7ed9\u7f13\u5b58\u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\u662f\u4e00\u79cd\u6709\u6548\u7684\u65b9\u6848\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u4f60\u7684\u4e1a\u52a1\u6570\u636e\u5bf9\u5b9e\u65f6\u6027\u8981\u6c42\u4e0d\u662f\u5f88\u9ad8\uff0c\u53ef\u4ee5\u63a5\u53d7\u6570\u636e\u7684\u77ed\u65f6\u95f4\u6570\u636e\u4e0d\u4e00\u81f4\u7684\u573a\u666f\uff0c\u6211\u4eec\u6b64\u79cd\u65b9\u6848\u5c31\u53ef\u4ee5\u89e3\u51b3\u4e86\uff08\u6bd4\u5982\u5546\u54c1\u8be6\u60c5\u4e2d\u7684\u63cf\u8ff0\u3001\u5c5e\u6027\u7b49\uff09<\/p>\n\n\n\n<p>\u5176\u6b21\uff0c\u4ecd\u53ef\u4ee5\u91c7\u7528\u5f02\u6b65\u5ef6\u65f6\u5220\u9664\u7684\u7b56\u7565\u3002<\/p>\n\n\n\n<p>\u53c2\u8003\u65b9\u68483\u4e2d\u7684\u5f02\u6b65\u5ef6\u65f6\u5220\u9664\u7b56\u7565\u65b9\u6848\uff0c\u5220\u9664\u7684\u65b9\u6848\u5176\u5b9e\u8fd8\u6709\u95ee\u9898\uff0c\u8fd9\u4e2a\u6211\u4eec\u653e\u5728\u540e\u9762\u8bf4<\/p>\n\n\n\n<p>\u4e00\u822c\u91c7\u7528\u8fd9\u4e9b\u624b\u6bb5\u51e0\u4e4e\u5c31\u5df2\u7ecf\u628aRedis\u7f13\u5b58\u548c\u6570\u636e\u5e93\u6570\u636e\u4e0d\u4e00\u81f4\u7684\u6982\u7387\u964d\u5230\u4e86\u6781\u4f4e\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u975e\u8981\u5f3a\u4e00\u81f4\u6027\uff0c\u6781\u4f4e\u7684\u6570\u636e\u4e0d\u4e00\u81f4\u7684\u6982\u7387\u90fd\u4e0d\u80fd\u63a5\u53d7\uff0c\u90a3\u4e48\u8be5\u5982\u4f55\u89e3\u51b3\u5462\uff1f<\/p>\n\n\n\n<p>\u5176\u5b9e\u4e5f\u6709\u89e3\u51b3\u65b9\u6848\uff1a\u90a3\u5c31\u662f\u52a0\u9501\uff0c\u5728\u8bfb\u8bf7\u6c42\u52a0\u4e00\u4e2a\u8bfb\u9501\uff0c\u6240\u6709\u7684\u8bfb\u8bf7\u6c42\u4e0d\u963b\u585e\uff0c\u5728\u5199\u8bf7\u6c42\u52a0\u4e00\u4e2a\u5199\u9501\uff0c\u4e00\u65e6\u6709\u5199\u8bf7\u6c42\uff0c\u5219\u6682\u65f6\u963b\u585e\u8bfb\uff0c\u7b49\u5199\u8bf7\u6c42\u5904\u7406\u5b8c\uff0c\u5220\u9664\u5b8c\u7f13\u5b58\u518d\u653e\u5f00\u8bfb\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u4f60\u7684\u4e1a\u52a1\u5e76\u53d1\u8981\u6c42\u4e0d\u9ad8\uff0c\u8bfb\u591a\u5199\u5c11\uff0c\u4e14\u5bf9\u6570\u636e\u4e00\u81f4\u6027\u6709\u5f88\u9ad8\u7684\u8981\u6c42\uff0c\u53ef\u4ee5\u91c7\u7528\u8fd9\u79cd\u65b9\u6848\uff0c\u4f46\u662f\u4fdd\u8bc1\u5f3a\u4e00\u81f4\u6027\u7684\u540c\u65f6\uff0c\u5c31\u4f1a\u635f\u5931\u4e00\u4e9b\u6027\u80fd\uff0c\u6240\u4ee5\u8be5\u4e0d\u8be5\u7528\u8fd9\u79cd\u65b9\u6848\uff0c\u5927\u5bb6\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u4e1a\u52a1\u7684\u5c5e\u6027\u505a\u597d\u6743\u8861\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"879\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-192-1024x879.png\" alt=\"\" class=\"wp-image-15419\" style=\"width:390px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-192-1024x879.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-192-300x257.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-192-768x659.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-192-830x712.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-192-230x197.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-192-350x300.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-192-480x412.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-192.png 1142w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p><strong>\u65b9\u6848\u8865\u5145\uff08\u91cd\u8981\uff09<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>3\u30014\u90fd\u5c5e\u4e8e\u5220\u9664\u7f13\u5b58\u7c7b\uff0c\u5176\u5b9e\u5220\u9664\u7f13\u5b58\u7c7b\u90fd\u4f1a\u6709\u4e00\u4e2a\u5171\u540c\u7684\u95ee\u9898\uff0c\u90a3\u5c31\u662f\u5728\u5220\u9664\u7f13\u5b58\u7684\u9636\u6bb5\u51fa\u9519\u4e86\u600e\u4e48\u529e\uff1f\u6b64\u65f6\u518d\u8bfb\u53d6\u7f13\u5b58\u7684\u65f6\u5019\u6bcf\u6b21\u90fd\u662f\u9519\u8bef\u7684\u6570\u636e\u4e86\u3002<\/p>\n\n\n\n<p>\u6b64\u65f6\u89e3\u51b3\u65b9\u6848\u6709\u4e24\u4e2a\uff1a<\/p>\n\n\n\n<p><strong>\u4e00\u3001\u5229\u7528\u6d88\u606f\u961f\u5217\u8fdb\u884c\u5220\u9664\u5931\u8d25\u7684\u8865\u507f<\/strong><\/p>\n\n\n\n<p><strong>\u5177\u4f53\u7684\u4e1a\u52a1\u903b\u8f91\u5982\u4e0b\uff1a<\/strong><\/p>\n\n\n\n<ol>\n<li>\u8bf7\u6c42 A \u5148\u5bf9\u6570\u636e\u5e93\u8fdb\u884c\u66f4\u65b0\u64cd\u4f5c<\/li>\n\n\n\n<li>\u5728\u5bf9 Redis \u8fdb\u884c\u5220\u9664\u64cd\u4f5c\u7684\u65f6\u5019\u53d1\u73b0\u62a5\u9519\uff0c\u5220\u9664\u5931\u8d25<\/li>\n\n\n\n<li>\u6b64\u65f6\u5c06 Redis \u7684 key \u4f5c\u4e3a\u6d88\u606f\u4f53\u53d1\u9001\u5230\u6d88\u606f\u961f\u5217\u4e2d<\/li>\n\n\n\n<li>\u7cfb\u7edf\u63a5\u6536\u5230\u6d88\u606f\u961f\u5217\u53d1\u9001\u7684\u6d88\u606f\u540e<\/li>\n\n\n\n<li>\u518d\u6b21\u5bf9 Redis \u8fdb\u884c\u5220\u9664\u64cd\u4f5c<\/li>\n<\/ol>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"565\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-193-1024x565.png\" alt=\"\" class=\"wp-image-15420\" style=\"width:450px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-193-1024x565.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-193-300x165.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-193-768x424.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-193-830x458.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-193-230x127.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-193-350x193.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-193-480x265.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-193.png 1262w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u4f46\u662f\u8fd9\u4e2a\u65b9\u6848\u4f1a\u6709\u4e00\u4e2a\u7f3a\u70b9\uff0c\u5c31\u662f\u4f1a\u5bf9\u4e1a\u52a1\u4ee3\u7801\u9020\u6210\u5927\u91cf\u7684\u4fb5\u5165\uff0c\u6df1\u6df1\u7684\u8026\u5408<br>\u5728\u4e00\u8d77\u3002<\/p>\n\n\n\n<p>\u6240\u4ee5\u8fd8\u6709\u4e00\u4e2a\u4f18\u5316\u7684\u65b9\u6848<\/p>\n\n\n\n<p><strong>\u4e8c\u3001\u8ba2\u9605MySQL\u7684binlog\u65e5\u5fd7\uff0c\u5f02\u6b65\u5220\u9664<\/strong><\/p>\n\n\n\n<p>\u6211\u4eec\u77e5\u9053\u5bf9 Mysql \u6570\u636e\u5e93\u66f4\u65b0\u64cd\u4f5c\u540e \uff0c\u5728 <strong>binlog<\/strong>\u65e5\u5fd7\u4e2d\u6211\u4eec\u90fd\u80fd\u591f\u627e\u5230\u76f8\u5e94\u7684\u64cd\u4f5c\uff0c\u90a3\u4e48\u6211\u4eec\u53ef\u4ee5\u8ba2\u9605 Mysql\u6570\u636e\u5e93 \u7684 <strong>binlog<\/strong>\u65e5\u5fd7\u5bf9\u7f13\u5b58\u8fdb\u884c\u64cd\u4f5c\uff0c\u8fd9\u6837\u5c31\u8fbe\u5230\u4e86\u4e00\u4e2a\u89e3\u8026\u7684\u76ee\u7684\u4e86\u3002<\/p>\n\n\n\n<p><strong>\u4e1a\u52a1\u4ee3\u7801\u6d41\u7a0b\u5982\u4e0b\uff1a<\/strong><\/p>\n\n\n\n<ol>\n<li>\u66f4\u65b0\u6570\u636e\u5e93\uff0c\u66f4\u65b0\u5b8c\u6210\u540e\uff0c\u89e6\u53d1binlog\u6d88\u606f<\/li>\n\n\n\n<li>\u7ecf\u5e38B\uff08\u6d88\u8d39\u8005\uff09\u8ba2\u9605binlog\u6d88\u606f\uff0c\u6267\u884c\u7f13\u5b58\u5220\u9664\u64cd\u4f5c<\/li>\n\n\n\n<li>\u7f13\u5b58\u5220\u9664\u5931\u8d25\uff0c\u5c06\u5220\u9664\u4efb\u52a1\u4e22\u5230\u6d88\u606f\u961f\u5217\u4e2d<\/li>\n\n\n\n<li>\u8fdb\u7a0bB\u83b7\u53d6\u5220\u9664\u5931\u8d25\u4efb\u52a1<\/li>\n\n\n\n<li>\u6267\u884c\u4e8c\u6b21\u5220\u9664redis\u7f13\u5b58<\/li>\n<\/ol>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"667\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-194-1024x667.png\" alt=\"\" class=\"wp-image-15421\" style=\"width:444px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-194-1024x667.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-194-300x195.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-194-768x500.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-194-830x541.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-194-230x150.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-194-350x228.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-194-480x313.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/05\/\u56fe\u7247-194.png 1182w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u8bf4\u5230\u5e95\u5c31\u662f\u901a\u8fc7\u6570\u636e\u5e93\u7684 binlog \u6765\u5f02\u6b65\u6dd8\u6c70 key\uff0c\u5229\u7528\u5de5\u5177(canal)\u5c06 binlog<br>\u65e5\u5fd7\u91c7\u96c6\u53d1\u9001\u5230 MQ \u4e2d\uff0c\u7136\u540e\u901a\u8fc7 ACK \u673a\u5236\u786e\u8ba4\u5904\u7406\u5220\u9664\u7f13\u5b58\u3002<br>\u5148\u66f4\u65b0 DB\uff0c\u540e\u5220\u9664\u7f13\u5b58\uff0c\u8fd9\u79cd\u65b9\u5f0f\uff0c\u88ab\u79f0\u4e3a <strong>Cache Aside Pattern<\/strong>\uff0c\u5c5e\u4e8e\u7f13\u5b58\u66f4\u65b0\u7684<strong>\u7ecf\u5178\u8bbe\u8ba1\u6a21\u5f0f<\/strong>\u4e4b\u4e00\u3002<\/p>\n\n\n\n<p>\u6240\u4ee5\u5982\u679c\u5927\u5bb6\u505a\u7f13\u5b58\u4e0e\u6570\u636e\u5e93\u7684\u540c\u6b65\uff0c\u63a8\u8350\u5927\u5bb6\u9009\u62e9\u8fd9\u4e00\u79cd\u65b9\u5f0f\u3002<\/p>\n\n\n\n<p><strong>\u603b\u7ed3<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator 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