{"id":482,"date":"2021-08-26T16:02:27","date_gmt":"2021-08-26T08:02:27","guid":{"rendered":"https:\/\/aif.amtbbs.org\/?p=482"},"modified":"2021-08-26T16:02:27","modified_gmt":"2021-08-26T08:02:27","slug":"%e5%86%8d%e8%a7%81%e4%ba%86%ef%bc%8c%e5%85%ac%e5%8f%b8%e7%9a%84%e7%83%82%e7%b3%bb%e7%bb%9f","status":"publish","type":"post","link":"https:\/\/aif.amtbbs.org\/index.php\/2021\/08\/26\/482\/","title":{"rendered":"\u518d\u89c1\u4e86\uff0c\u516c\u53f8\u7684\u201c\u70c2\u7cfb\u7edf\u201d"},"content":{"rendered":"<section><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-483\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-33.png\" width=\"1016\" height=\"661\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-33.png 1016w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-33-300x195.png 300w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-33-768x500.png 768w\" sizes=\"auto, (max-width: 1016px) 100vw, 1016px\" \/><\/section>\n<section><em>\u56fe\u7247\u6765\u81ea Pexels<\/em><\/section>\n<section><\/section>\n<section>\n<section>\n<section>\u4e3a\u4ec0\u4e48\u8981\u62c6\u5206\uff1f<\/p>\n<\/section>\n<\/section>\n<\/section>\n<h2><\/h2>\n<section>\u5148\u770b\u4e00\u6bb5\u5bf9\u8bdd\uff1a<\/section>\n<section><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-484\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-34.png\" width=\"1080\" height=\"538\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-34.png 1080w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-34-300x149.png 300w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-34-1024x510.png 1024w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-34-768x383.png 768w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\" \/><\/section>\n<p>\u4ece\u4e0a\u9762\u5bf9\u8bdd\u53ef\u4ee5\u770b\u51fa\u62c6\u5206\u7684\u7406\u7531\uff1a<\/p>\n<ul class=\"list-paddingleft-2\">\n<li><strong>\u5e94\u7528\u95f4\u8026\u5408\u4e25\u91cd\u3002<\/strong>\u7cfb\u7edf\u5185\u5404\u4e2a\u5e94\u7528\u4e4b\u95f4\u4e0d\u901a\uff0c\u540c\u6837\u4e00\u4e2a\u529f\u80fd\u5728\u5404\u4e2a\u5e94\u7528\u4e2d\u90fd\u6709\u5b9e\u73b0\uff0c\u540e\u679c\u5c31\u662f\u6539\u4e00\u5904\u529f\u80fd\uff0c\u9700\u8981\u540c\u65f6\u6539\u7cfb\u7edf\u4e2d\u7684\u6240\u6709\u5e94\u7528\u3002\n<p>\u8fd9\u79cd\u60c5\u51b5\u591a\u5b58\u5728\u4e8e\u5386\u53f2\u8f83\u957f\u7684\u7cfb\u7edf\uff0c\u56e0\u5404\u79cd\u539f\u56e0\uff0c\u7cfb\u7edf\u5185\u7684\u5404\u4e2a\u5e94\u7528\u90fd\u5f62\u6210\u4e86\u81ea\u5df1\u7684\u4e1a\u52a1\u5c0f\u95ed\u73af\u3002<\/li>\n<li><strong>\u4e1a\u52a1\u6269\u5c55\u6027\u5dee\u3002<\/strong>\u6570\u636e\u6a21\u578b\u4ece\u8bbe\u8ba1\u4e4b\u521d\u5c31\u53ea\u652f\u6301\u67d0\u4e00\u7c7b\u7684\u4e1a\u52a1\uff0c\u6765\u4e86\u65b0\u7c7b\u578b\u7684\u4e1a\u52a1\u540e\u53c8\u5f97\u91cd\u65b0\u5199\u4ee3\u7801\u5b9e\u73b0\uff0c\u7ed3\u679c\u5c31\u662f\u9879\u76ee\u5ef6\u671f\uff0c\u5927\u5927\u5f71\u54cd\u4e1a\u52a1\u7684\u63a5\u5165\u901f\u5ea6\u3002<\/li>\n<li><strong>\u4ee3\u7801\u8001\u65e7\uff0c\u96be\u4ee5\u7ef4\u62a4\u3002<\/strong>\u5404\u79cd\u968f\u610f\u7684 if else\u3001\u5199\u6b7b\u903b\u8f91\u6563\u843d\u5728\u5e94\u7528\u7684\u5404\u4e2a\u89d2\u843d\uff0c\u5904\u5904\u662f\u5751\uff0c\u5f00\u53d1\u7ef4\u62a4\u8d77\u6765\u6218\u6218\u5162\u5162\u3002<\/li>\n<li><strong>\u7cfb\u7edf\u6269\u5c55\u6027\u5dee\u3002<\/strong>\u7cfb\u7edf\u652f\u6491\u73b0\u6709\u4e1a\u52a1\u5df2\u662f\u98a4\u98a4\u5dcd\u5dcd\uff0c\u4e0d\u8bba\u662f\u5e94\u7528\u8fd8\u662fDB\u90fd\u5df2\u7ecf\u65e0\u6cd5\u627f\u53d7\u4e1a\u52a1\u5feb\u901f\u53d1\u5c55\u5e26\u6765\u7684\u538b\u529b\u3002<\/li>\n<li>\n<section><strong>\u65b0\u5751\u8d8a\u6316\u8d8a\u591a\uff0c\u6076\u6027\u5faa\u73af\u3002<\/strong>\u4e0d\u6539\u53d8\u7684\u8bdd\uff0c\u6700\u7ec8\u7684\u7ed3\u679c\u5c31\u662f\u628a\u7cfb\u7edf\u505a\u6b7b\u4e86\u3002<\/section>\n<\/li>\n<\/ul>\n<section><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-485\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-71.jpg\" width=\"379\" height=\"253\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-71.jpg 379w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-71-300x200.jpg 300w\" sizes=\"auto, (max-width: 379px) 100vw, 379px\" \/><\/section>\n<section>\n<section>\n<section>\u62c6\u524d\u51c6\u5907\u4ec0\u4e48?<\/p>\n<\/section>\n<\/section>\n<\/section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section><\/section>\n<section><strong>\u591a\u7ef4\u5ea6\u628a\u63e1\u4e1a\u52a1\u590d\u6742\u5ea6<\/strong><\/p>\n<\/section>\n<\/section>\n<\/section>\n<section><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<p>\u4e00\u4e2a\u8001\u751f\u5e38\u8c08\u7684\u95ee\u9898\uff0c\u7cfb\u7edf\u4e0e\u4e1a\u52a1\u7684\u5173\u7cfb\uff1f<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-486\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-35.png\" width=\"1080\" height=\"548\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-35.png 1080w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-35-300x152.png 300w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-35-1024x520.png 1024w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-35-768x390.png 768w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\" \/><\/p>\n<p>\u6211\u4eec\u6700\u671f\u671b\u7684\u7406\u60f3\u60c5\u51b5\u662f\u7b2c\u4e00\u79cd\u5173\u7cfb\uff08\u8f66\u8f86\u4e0e\u4eba\uff09\uff0c\u4e1a\u52a1\u89c9\u5f97\u4e0d\u5408\u9002\uff0c\u53ef\u4ee5\u9a6c\u4e0a\u6362\u4e00\u8f86\u65b0\u7684\u3002<\/p>\n<section><\/section>\n<p>\u4f46\u73b0\u5b9e\u7684\u60c5\u51b5\u662f\u66f4\u50cf\u5fc3\u810f\u8d77\u640f\u5668\u4e0e\u4eba\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u4e0d\u662f\u8bf4\u6362\u5c31\u80fd\u6362\u3002\u4e00\u4e2a\u7cfb\u7edf\u63a5\u7684\u4e1a\u52a1\u8d8a\u591a\uff0c\u8026\u5408\u8d8a\u7d27\u5bc6\u3002<\/p>\n<section><\/section>\n<p>\u5982\u679c\u5728\u6ca1\u6709\u771f\u6b63\u628a\u63e1\u4f4f\u4e1a\u52a1\u590d\u6742\u5ea6\u4e4b\u524d\u8d38\u7136\u884c\u52a8\uff0c\u6700\u7ec8\u7684\u7ed3\u5c40\u5c31\u662f\u628a\u5fc3\u810f\u5e26\u98de\u3002<\/p>\n<section><\/section>\n<p>\u5982\u4f55\u628a\u63e1\u4f4f\u4e1a\u52a1\u590d\u6742\u5ea6\uff1f\u9700\u8981\u591a\u7ef4\u5ea6\u7684\u601d\u8003\u3001\u5b9e\u8df5\u3002<\/p>\n<section><\/section>\n<p><strong>\u4e00\u4e2a\u662f\u6280\u672f\u5c42\u9762\uff0c<\/strong>\u901a\u8fc7\u4e0e PD \u4ee5\u53ca\u5f00\u53d1\u7684\u8ba8\u8bba\uff0c\u719f\u6089\u73b0\u6709\u5404\u4e2a\u5e94\u7528\u7684\u9886\u57df\u6a21\u578b\uff0c\u4ee5\u53ca\u4f18\u7f3a\u70b9\uff0c\u8fd9\u79cd\u8ba8\u8bba\u53ea\u80fd\u8ba9\u4eba\u6709\u4e2a\u5927\u6982\uff0c\u66f4\u591a\u7684\u7ec6\u8282\u5982\u4ee3\u7801\u3001\u67b6\u6784\u7b49\u9700\u8981\u901a\u8fc7\u505a\u9700\u6c42\u3001\u6539\u9020\u3001\u4f18\u5316\u8fd9\u4e9b\u5b9e\u8df5\u6765\u638c\u63e1\u3002<\/p>\n<section><\/section>\n<p>\u5404\u4e2a\u5e94\u7528\u719f\u6089\u4e4b\u540e\uff0c\u9700\u8981\u4ece\u7cfb\u7edf\u5c42\u9762\u6765\u6784\u601d\uff0c\u6211\u4eec\u60f3\u6253\u9020\u5e73\u53f0\u578b\u7684\u4ea7\u54c1\uff0c\u90a3\u4e48\u6700\u91cd\u8981\u4e5f\u662f\u6700\u96be\u7684\u4e00\u70b9\u5c31\u662f\u529f\u80fd\u96c6\u4e2d\u7ba1\u63a7\uff0c\u6253\u7834\u5404\u4e2a\u5e94\u7528\u7684\u4e1a\u52a1\u5c0f\u95ed\u73af\uff0c\u7edf\u4e00\u6536\u62e2\u3002<\/p>\n<section><\/section>\n<p>\u8fd9\u4e2a\u51b3\u5fc3\u66f4\u591a\u7684\u662f\u5f00\u53d1\u3001\u4ea7\u54c1\u3001\u4e1a\u52a1\u65b9\u3001\u5404\u4e2a\u56e2\u961f\u4e4b\u95f4\u8fbe\u6210\u7684\u5171\u8bc6\uff0c\u201c\u6309\u7167\u4e1a\u52a1\u6216\u8005\u5ba2\u6237\u9700\u6c42\u7ec4\u7ec7\u8d44\u6e90\u201d\u3002<\/p>\n<section><\/section>\n<p>\u6b64\u5916\u4e5f\u8981\u4e0e\u4e1a\u52a1\u65b9\u4fdd\u6301\u529f\u80fd\u6c9f\u901a\u3001\u8ba1\u5212\u6c9f\u901a\uff0c\u786e\u4fdd\u5e94\u7528\u62c6\u5206\u51fa\u6765\u540e\u7b26\u5408\u4f7f\u7528\u9700\u6c42\u3001\u6269\u5c55\u9700\u6c42\uff0c\u83b7\u53d6\u4ed6\u4eec\u7684\u652f\u6301\u3002<\/p>\n<section><\/section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section><\/section>\n<section><strong>\u5b9a\u4e49\u8fb9\u754c\uff0c\u539f\u5219\uff1a\u9ad8\u5185\u805a\uff0c\u4f4e\u8026\u5408\uff0c\u5355\u4e00\u804c\u8d23<\/strong><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<p>\u4e1a\u52a1\u590d\u6742\u5ea6\u628a\u63e1\u540e\uff0c\u9700\u8981\u5f00\u59cb\u5b9a\u4e49\u5404\u4e2a\u5e94\u7528\u7684\u670d\u52a1\u8fb9\u754c\u3002\u600e\u4e48\u624d\u7b97\u662f\u597d\u7684\u8fb9\u754c\uff1f\u50cf\u846b\u82a6\u5a03\u5144\u5f1f\u4e00\u6837\u7684\u5e94\u7528\u5c31\u662f\u597d\u7684\uff01<\/p>\n<p>\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u846b\u82a6\u5a03\u5144\u5f1f\uff08\u5e94\u7528\uff09\u95f4\u7684\u6280\u80fd\u662f\u76f8\u4e92\u72ec\u7acb\u7684\uff0c\u9075\u5faa\u5355\u4e00\u804c\u8d23\u539f\u5219\uff0c\u6bd4\u5982\u6c34\u5a03\u53ea\u80fd\u55b7\u6c34\uff0c\u706b\u5a03\u53ea\u4f1a\u55b7\u706b\uff0c\u9690\u5f62\u5a03\u4e0d\u4f1a\u55b7\u6c34\u55b7\u706b\u4f46\u80fd\u9690\u8eab\u3002<\/p>\n<section><\/section>\n<p>\u66f4\u4e3a\u5173\u952e\u7684\u662f\uff0c\u846b\u82a6\u5a03\u5144\u5f1f\u6700\u7ec8\u53ef\u4ee5\u5408\u4f53\u4e3a\u91d1\u521a\u846b\u82a6\u5a03\uff0c\u5373\u8fd9\u4e9b\u5e94\u7528\u867d\u7136\u529f\u80fd\u5f7c\u6b64\u72ec\u7acb\uff0c\u4f46\u53c8\u76f8\u4e92\u6253\u901a\uff0c\u6700\u540e\u5408\u4f53\u5728\u4e00\u8d77\u5c31\u6210\u4e86\u6211\u4eec\u7684\u5e73\u53f0\u3002<\/p>\n<p><img decoding=\"async\" class=\"img_loading\" src=\"data:image\/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVQImWNgYGBgAAAABQABh6FO1AAAAABJRU5ErkJggg==\" alt=\"\u56fe\u7247\" crossorigin=\"anonymous\" data-cropselx1=\"0\" data-cropselx2=\"578\" data-cropsely1=\"0\" data-cropsely2=\"208\" data-ratio=\"0.35990888382687924\" data-src=\"https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/HV4yTI6PjbK4FqgrVs46xKZAlr4Y2tp7O8qzOTf51jCozdmOtiaokhnPDtgRrndiaHzncnSM6cu1cTpZOytETd9Q\/640?wx_fmt=png\" data-type=\"png\" data-w=\"1317\" \/><\/p>\n<p>\u8fd9\u91cc\u5f88\u591a\u4eba\u4f1a\u6709\u7591\u60d1\uff0c\u62c6\u5206\u7c92\u5ea6\u600e\u4e48\u63a7\u5236\uff1f\u5f88\u96be\u6709\u4e00\u4e2a\u660e\u786e\u7684\u7ed3\u8bba\uff0c\u53ea\u80fd\u8bf4\u662f\u7ed3\u5408\u4e1a\u52a1\u573a\u666f\u3001\u76ee\u6807\u3001\u8fdb\u5ea6\u7684\u4e00\u4e2a\u6298\u4e2d\u3002<\/p>\n<section><\/section>\n<p>\u4f46\u603b\u4f53\u7684\u539f\u5219\u662f\u5148\u4ece\u4e00\u4e2a\u5927\u7684\u670d\u52a1\u8fb9\u754c\u5f00\u59cb\uff0c\u4e0d\u8981\u592a\u7ec6\uff0c\u56e0\u4e3a\u968f\u7740\u67b6\u6784\u3001\u4e1a\u52a1\u7684\u6f14\u8fdb\uff0c\u5e94\u7528\u81ea\u7136\u800c\u7136\u4f1a\u518d\u6b21\u62c6\u5206\uff0c\u8ba9\u6b63\u786e\u7684\u4e8b\u60c5\u81ea\u7136\u53d1\u751f\u624d\u6700\u5408\u7406\u3002<\/p>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section><\/section>\n<section>\n<section>\n<section>\n<section><\/section>\n<section><strong>\u786e\u5b9a\u62c6\u5206\u540e\u7684\u5e94\u7528\u76ee\u6807<\/strong><\/p>\n<\/section>\n<\/section>\n<\/section>\n<section><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<p>\u4e00\u65e6\u7cfb\u7edf\u7684\u5b8f\u89c2\u5e94\u7528\u62c6\u5206\u56fe\u51fa\u6765\u540e\uff0c\u5c31\u8981\u843d\u5b9e\u5230\u67d0\u4e00\u5177\u4f53\u7684\u5e94\u7528\u62c6\u5206\u4e0a\u4e86\u3002<\/p>\n<section><\/section>\n<p>\u9996\u5148\u8981\u786e\u5b9a\u7684\u5c31\u662f\u67d0\u4e00\u5e94\u7528\u62c6\u5206\u540e\u7684\u76ee\u6807\u3002\u62c6\u5206\u4f18\u5316\u662f\u6ca1\u6709\u5e95\u7684\uff0c\u53ef\u80fd\u8d8a\u505a\u8d8a\u6df1\uff0c\u8d8a\u505a\u8d8a\u6ca1\u7ed3\u679c\uff0c\u7ee7\u800c\u53c8\u5f71\u54cd\u81ea\u5df1\u548c\u56e2\u961f\u7684\u58eb\u6c14\u3002<\/p>\n<section><\/section>\n<p>\u6bd4\u5982\u8bf4\u53ef\u4ee5\u5b9a\u8fd9\u671f\u7684\u76ee\u6807\u5c31\u662f\u5c06 DB\u3001\u5e94\u7528\u5206\u62c6\u51fa\u53bb\uff0c\u6570\u636e\u6a21\u578b\u7684\u91cd\u65b0\u8bbe\u8ba1\u53ef\u4ee5\u5728\u7b2c\u4e8c\u671f\u3002<\/p>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section><\/section>\n<section><strong>\u786e\u5b9a\u5f53\u524d\u8981\u62c6\u5206\u5e94\u7528\u7684\u67b6\u6784\u72b6\u6001<\/strong><\/p>\n<\/section>\n<\/section>\n<\/section>\n<section><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<h3>\u4f8b\u5982\uff0c\u4ee3\u7801\u60c5\u51b5\u3001\u4f9d\u8d56\u72b6\u51b5\uff0c\u5e76\u63a8\u6f14\u53ef\u80fd\u7684\u5404\u79cd\u5f02\u5e38\u3002<\/h3>\n<section><\/section>\n<p>\u52a8\u624b\u524d\u7684\u601d\u8003\u6210\u672c\u8fdc\u8fdc\u4f4e\u4e8e\u52a8\u624b\u540e\u9047\u5230\u95ee\u9898\u7684\u89e3\u51b3\u6210\u672c\u3002\u5e94\u7528\u62c6\u5206\u6700\u6015\u7684\u662f\u4e2d\u9014\u8bf4\u201c\u4ed6*\u7684\uff0c\u8fd9\u5757\u4e0d\u80fd\u52a8\uff0c\u539f\u6765\u5f53\u65f6\u8fd9\u6837\u8bbe\u8ba1\u662f\u6709\u539f\u56e0\u7684\uff0c\u5f97\u60f3\u522b\u7684\u8def\u5b50\uff01\u201d<\/p>\n<section><\/section>\n<p>\u8fd9\u65f6\u7684\u538b\u529b\u53ef\u60f3\u800c\u77e5\uff0c\u6574\u4e2a\u8282\u594f\u4e0d\u7b26\u5408\u9884\u671f\u540e\uff0c\u5f88\u53ef\u80fd\u4f1a\u63a5\u4e8c\u8fde\u4e09\u9047\u5230\u540c\u6837\u7684\u95ee\u9898\uff0c\u8fd9\u65f6\u4e0d\u4ec5\u540c\u4e8b\u4eec\u58eb\u6c14\u4e0b\u964d\uff0c\u81ea\u5df1\u4e5f\u4f1a\u4e27\u5931\u4fe1\u5fc3\uff0c\u7ee7\u800c\u53ef\u80fd\u5bfc\u81f4\u62c6\u5206\u5931\u8d25\u3002<\/p>\n<section><\/section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section><\/section>\n<section><strong>\u7ed9\u81ea\u5df1\u7559\u4e2a\u9526\u56ca\uff0c\u201c\u6709\u5907\u65e0\u60a3\u201d<\/strong><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<p>\u9526\u56ca\u5c31\u56db\u4e2a\u5b57\u201c\u6709\u5907\u65e0\u60a3\u201d\uff0c\u53ef\u4ee5\u8d34\u5728\u684c\u9762\u6216\u8005\u624b\u673a\u4e0a\u3002<\/p>\n<p>\u5728\u4ee5\u540e\u5177\u4f53\u5b9e\u65bd\u8fc7\u7a0b\u4e2d\uff0c\u591a\u601d\u8003\u4e0b\u201c\u65b9\u6848\u662f\u5426\u6709\u591a\u79cd\u53ef\u4ee5\u9009\u62e9\uff1f\u590d\u6742\u95ee\u9898\u80fd\u5426\u62c6\u89e3\uff1f\u5b9e\u9645\u64cd\u4f5c\u65f6\u662f\u5426\u6709\u9884\u6848\uff1f\u201d\uff0c\u5e94\u7528\u62c6\u5206\u5728\u5177\u4f53\u5b9e\u8df5\u8fc7\u7a0b\u4e2d\u6bd4\u62fc\u5f97\u5c31\u662f\u7ec6\u81f4\u4e8c\u5b57\uff0c\u591a\u4e00\u4efd\u65b9\u6848\uff0c\u591a\u4e00\u4efd\u9884\u6848\uff0c\u4e0d\u4ec5\u80fd\u63d0\u5347\u6210\u529f\u6982\u7387\uff0c\u66f4\u7ed9\u81ea\u5df1\u4fe1\u5fc3\u3002<\/p>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section><\/section>\n<section><strong>\u653e\u677e\u5fc3\u60c5\uff0c\u7f13\u89e3\u538b\u529b<\/strong><\/p>\n<\/section>\n<\/section>\n<\/section>\n<section><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<p>\u6536\u62fe\u4e0b\u5fc3\u60c5\uff0c\u5f00\u5e72\uff01<\/p>\n<section><\/section>\n<section>\n<section>\n<section>\u6539\u9020\u5b9e\u8df5<\/p>\n<\/section>\n<\/section>\n<\/section>\n<section><\/section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section><\/section>\n<section><strong>DB \u62c6\u5206\u5b9e\u8df5<\/strong><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<p>DB \u62c6\u5206\u5728\u6574\u4e2a\u5e94\u7528\u62c6\u5206\u73af\u8282\u91cc\u6700\u590d\u6742\uff0c\u5206\u4e3a\u5782\u76f4\u62c6\u5206\u548c\u6c34\u5e73\u62c6\u5206\u4e24\u79cd\u573a\u666f\uff0c\u6211\u4eec\u90fd\u9047\u5230\u4e86\u3002\u5782\u76f4\u62c6\u5206\u662f\u5c06\u5e93\u91cc\u7684\u5404\u4e2a\u8868\u62c6\u5206\u5230\u5408\u9002\u7684\u6570\u636e\u5e93\u4e2d\u3002<\/p>\n<section><\/section>\n<p>\u6bd4\u5982\u4e00\u4e2a\u5e93\u4e2d\u65e2\u6709\u6d88\u606f\u8868\uff0c\u53c8\u6709\u4eba\u5458\u7ec4\u7ec7\u7ed3\u6784\u8868\uff0c\u90a3\u4e48\u5c06\u8fd9\u4e24\u4e2a\u8868\u62c6\u5206\u5230\u72ec\u7acb\u7684\u6570\u636e\u5e93\u4e2d\u66f4\u5408\u9002\u3002<\/p>\n<section><\/section>\n<section><strong>\u6c34\u5e73\u62c6\u5206\uff1a<\/strong>\u4ee5\u6d88\u606f\u8868\u4e3a\u4f8b\u597d\u4e86\uff0c\u5355\u8868\u7a81\u7834\u4e86\u5343\u4e07\u884c\u8bb0\u5f55\uff0c\u67e5\u8be2\u6548\u7387\u8f83\u4f4e\uff0c\u8fd9\u65f6\u5019\u5c31\u8981\u5c06\u5176\u5206\u5e93\u5206\u8868\u3002<\/section>\n<section><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-487\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-36.png\" width=\"1080\" height=\"454\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-36.png 1080w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-36-300x126.png 300w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-36-1024x430.png 1024w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-36-768x323.png 768w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\" \/><\/section>\n<h4><strong>\u2460\u4e3b\u952e id \u63a5\u5165\u5168\u5c40 id \u53d1\u751f\u5668<\/strong><\/h4>\n<section><\/section>\n<p>DB \u62c6\u5206\u7684\u7b2c\u4e00\u4ef6\u4e8b\u60c5\u5c31\u662f\u4f7f\u7528\u5168\u5c40id\u53d1\u751f\u5668\u6765\u751f\u6210\u5404\u4e2a\u8868\u7684\u4e3b\u952e id\u3002\u4e3a\u4ec0\u4e48\uff1f<\/p>\n<section><\/section>\n<p>\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u5047\u5982\u6211\u4eec\u6709\u4e00\u5f20\u8868\uff0c\u4e24\u4e2a\u5b57\u6bb5 id \u548c token\uff0cid \u662f\u81ea\u589e\u4e3b\u952e\u751f\u6210\uff0c\u8981\u4ee5 token \u7ef4\u5ea6\u6765\u5206\u5e93\u5206\u8868\uff0c\u8fd9\u65f6\u7ee7\u7eed\u4f7f\u7528\u81ea\u589e\u4e3b\u952e\u4f1a\u51fa\u73b0\u95ee\u9898\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-488\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-37.png\" width=\"771\" height=\"198\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-37.png 771w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-37-300x77.png 300w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-37-768x197.png 768w\" sizes=\"auto, (max-width: 771px) 100vw, 771px\" \/><\/p>\n<p>\u6b63\u5411\u8fc1\u79fb\u6269\u5bb9\u4e2d\uff0c\u901a\u8fc7\u81ea\u589e\u7684\u4e3b\u952e\uff0c\u5230\u4e86\u65b0\u7684\u5206\u5e93\u5206\u8868\u91cc\u4e00\u5b9a\u662f\u552f\u4e00\u7684\uff0c\u4f46\u662f\uff0c\u6211\u4eec\u8981\u8003\u8651\u8fc1\u79fb\u5931\u8d25\u7684\u573a\u666f\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u65b0\u7684\u8868\u91cc\u5047\u8bbe\u5df2\u7ecf\u63d2\u5165\u4e86\u4e00\u6761\u65b0\u7684\u8bb0\u5f55\uff0c\u4e3b\u952e id \u4e5f\u662f 2\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-489\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-38.png\" width=\"1080\" height=\"414\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-38.png 1080w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-38-300x115.png 300w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-38-1024x393.png 1024w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-38-768x294.png 768w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\" \/><\/p>\n<p>\u8fd9\u4e2a\u65f6\u5019\u5047\u8bbe\u5f00\u59cb\u56de\u6eda\uff0c\u9700\u8981\u5c06\u4e24\u5f20\u8868\u7684\u6570\u636e\u5408\u5e76\u6210\u4e00\u5f20\u8868\uff08\u9006\u5411\u56de\u6d41\uff09\uff0c\u5c31\u4f1a\u4ea7\u751f\u4e3b\u952e\u51b2\u7a81\uff01<\/p>\n<section><\/section>\n<p>\u56e0\u6b64\u5728\u8fc1\u79fb\u4e4b\u524d\uff0c\u5148\u8981\u7528\u5168\u5c40\u552f\u4e00 id \u53d1\u751f\u5668\u751f\u6210\u7684 id \u6765\u66ff\u4ee3\u4e3b\u952e\u81ea\u589e id\u3002<\/p>\n<section><\/section>\n<p>\u8fd9\u91cc\u6709\u51e0\u79cd\u5168\u5c40\u552f\u4e00 id \u751f\u6210\u65b9\u6cd5\u53ef\u4ee5\u9009\u62e9\uff1a<\/p>\n<ul class=\"list-paddingleft-2\">\n<li><strong>Snowflake\uff1a<\/strong>\u975e\u5168\u5c40\u9012\u589e\u3002<\/li>\n<li>MySQL \u65b0\u5efa\u4e00\u5f20\u8868\u7528\u6765\u4e13\u95e8\u751f\u6210\u5168\u5c40\u552f\u4e00 id\uff08\u5229\u7528 auto_increment \u529f\u80fd\uff09\uff08\u5168\u5c40\u9012\u589e\uff09\u3002<\/li>\n<li>\u6709\u4eba\u8bf4\u53ea\u6709\u4e00\u5f20\u8868\u600e\u4e48\u4fdd\u8bc1\u9ad8\u53ef\u7528\uff1f\u90a3\u4e24\u5f20\u8868\u597d\u4e86\uff08\u5728\u4e24\u4e2a\u4e0d\u540c db\uff09\uff0c\u4e00\u5f20\u8868\u4ea7\u751f\u5947\u6570\uff0c\u4e00\u5f20\u8868\u4ea7\u751f\u5076\u6570\u3002\u6216\u8005\u662f n \u5f20\u8868\uff0c\u6bcf\u5f20\u8868\u7684\u8d1f\u8d23\u7684\u6b65\u957f\u533a\u95f4\u4e0d\u540c\uff08\u975e\u5168\u5c40\u9012\u589e\uff09<\/li>\n<li>\u2026\u2026<\/li>\n<\/ul>\n<section><\/section>\n<p>\u6211\u4eec\u4f7f\u7528\u7684\u662f\u963f\u91cc\u5df4\u5df4\u5185\u90e8\u7684 tddl-sequence\uff08MySQL+\u5185\u5b58\uff09\uff0c\u4fdd\u8bc1\u5168\u5c40\u552f\u4e00\u4f46\u975e\u9012\u589e\u3002<\/p>\n<section><\/section>\n<p>\u5728\u4f7f\u7528\u4e0a\u9047\u5230\u4e00\u4e9b\u5751\uff1a<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>\u5bf9\u6309\u4e3b\u952e id \u6392\u5e8f\u7684 SQL \u8981\u63d0\u524d\u6539\u9020\u3002\u56e0\u4e3a id \u5df2\u7ecf\u4e0d\u4fdd\u8bc1\u9012\u589e\uff0c\u53ef\u80fd\u4f1a\u51fa\u73b0\u4e71\u5e8f\u573a\u666f\uff0c\u8fd9\u65f6\u5019\u53ef\u4ee5\u6539\u9020\u4e3a\u6309 gmt_create \u6392\u5e8f\u3002<\/li>\n<li>\n<section>\u62a5\u4e3b\u952e\u51b2\u7a81\u95ee\u9898\u3002\u8fd9\u91cc\u5f80\u5f80\u662f\u4ee3\u7801\u6539\u9020\u4e0d\u5f7b\u5e95\u6216\u8005\u6539\u9519\u9020\u6210\u7684\uff0c\u6bd4\u5982\u5fd8\u8bb0\u7ed9\u67d0\u4e00 insert sql \u7684 id \u6dfb\u52a0 #{}\uff0c\u5bfc\u81f4\u7ee7\u7eed\u4f7f\u7528\u81ea\u589e\uff0c\u4ece\u800c\u9020\u6210\u51b2\u7a81\u3002<\/section>\n<\/li>\n<\/ul>\n<section><img decoding=\"async\" class=\"img_loading\" src=\"data:image\/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVQImWNgYGBgAAAABQABh6FO1AAAAABJRU5ErkJggg==\" alt=\"\u56fe\u7247\" crossorigin=\"anonymous\" data-ratio=\"0.1148491879350348\" data-type=\"png\" data-w=\"862\" data-src=\"https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/HV4yTI6PjbK4FqgrVs46xKZAlr4Y2tp7lKyWfIlibzwTEvvhPIe7iasaroksQ7R0huOehK7wOG4pkEgCIIe1HvbA\/640?wx_fmt=png\" \/><\/section>\n<h4><strong>\u2461\u5efa\u65b0\u8868&amp;\u8fc1\u79fb\u6570\u636e&amp;binlog \u540c\u6b65<\/strong><\/h4>\n<section><\/section>\n<p>\u65b0\u8868\u5b57\u7b26\u96c6\u5efa\u8bae\u662f utf8mb4\uff0c\u652f\u6301\u8868\u60c5\u7b26\u3002\u65b0\u8868\u5efa\u597d\u540e\u7d22\u5f15\u4e0d\u8981\u6f0f\u6389\uff0c\u5426\u5219\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6162 SQL\uff01<\/p>\n<p>\u4ece\u7ecf\u9a8c\u6765\u770b\u7d22\u5f15\u88ab\u6f0f\u6389\u65f6\u6709\u53d1\u751f\uff0c\u5efa\u8bae\u4e8b\u5148\u5217\u8ba1\u5212\u7684\u65f6\u5019\u5c06\u8fd9\u4e9b\u8981\u70b9\u8bb0\u4e0b\uff0c\u540e\u9762\u9010\u6761\u68c0\u67e5\u3002<\/p>\n<section><\/section>\n<p>\u4f7f\u7528\u5168\u91cf\u540c\u6b65\u5de5\u5177\u6216\u8005\u81ea\u5df1\u5199 job \u6765\u8fdb\u884c\u5168\u91cf\u8fc1\u79fb\uff1b\u5168\u91cf\u6570\u636e\u8fc1\u79fb\u52a1\u5fc5\u8981\u5728\u4e1a\u52a1\u4f4e\u5cf0\u671f\u65f6\u64cd\u4f5c\uff0c\u5e76\u6839\u636e\u7cfb\u7edf\u60c5\u51b5\u8c03\u6574\u5e76\u53d1\u6570\u3002<\/p>\n<section><\/section>\n<section><strong>\u589e\u91cf\u540c\u6b65\uff1a<\/strong>\u5168\u91cf\u8fc1\u79fb\u5b8c\u6210\u540e\u53ef\u4f7f\u7528 binlog \u589e\u91cf\u540c\u6b65\u5de5\u5177\u6765\u8ffd\u6570\u636e\uff0c\u6bd4\u5982\u963f\u91cc\u5185\u90e8\u4f7f\u7528\u7cbe\u536b\uff0c\u5176\u4ed6\u4f01\u4e1a\u53ef\u80fd\u6709\u81ea\u5df1\u7684\u589e\u91cf\u7cfb\u7edf\uff0c\u6216\u8005\u4f7f\u7528\u963f\u91cc\u5f00\u6e90\u7684\u3002<\/section>\n<section>\n<pre><code>cannal\/otter\uff1ahttps:\/\/github.com\/alibaba\/canal?spm=5176.100239.blogcont11356.10.5eNr98\r\nhttps:\/\/github.com\/alibaba\/otter\/wiki\/QuickStart?spm=5176.100239.blogcont11356.21.UYMQ17\r\n<\/code><\/pre>\n<\/section>\n<section><\/section>\n<p>\u589e\u91cf\u540c\u6b65\u8d77\u59cb\u83b7\u53d6\u7684 binlog \u4f4d\u70b9\u5fc5\u987b\u5728\u5168\u91cf\u8fc1\u79fb\u4e4b\u524d\uff0c\u5426\u5219\u4f1a\u4e22\u6570\u636e\uff0c\u6bd4\u5982\u6211\u4e2d\u5348 12 \u70b9\u6574\u5f00\u59cb\u5168\u91cf\u540c\u6b65\uff0c13 \u70b9\u6574\u5168\u91cf\u8fc1\u79fb\u5b8c\u6bd5\uff0c\u90a3\u4e48\u589e\u91cf\u540c\u6b65\u7684 binlog \u7684\u4f4d\u70b9\u4e00\u5b9a\u8981\u9009\u5728 12 \u70b9\u4e4b\u524d\u3002<\/p>\n<section><\/section>\n<p>\u4f4d\u70b9\u5728\u524d\u4f1a\u4e0d\u4f1a\u5bfc\u81f4\u91cd\u590d\u8bb0\u5f55\uff1f\u4e0d\u4f1a\uff01\u7ebf\u4e0a\u7684 MySQL binlog \u662f row \u6a21\u5f0f\uff0c\u5982\u4e00\u4e2a delete \u8bed\u53e5\u5220\u9664\u4e86 100 \u6761\u8bb0\u5f55\uff0cbinlog \u8bb0\u5f55\u7684\u4e0d\u662f\u4e00\u6761 delete \u7684\u903b\u8f91 SQL\uff0c\u800c\u662f\u4f1a\u6709 100 \u6761 binlog \u8bb0\u5f55\u3002<\/p>\n<section><\/section>\n<p>insert \u8bed\u53e5\u63d2\u5165\u4e00\u6761\u8bb0\u5f55\uff0c\u5982\u679c\u4e3b\u952e\u51b2\u7a81\uff0c\u63d2\u5165\u4e0d\u8fdb\u53bb\u3002<\/p>\n<h4><strong>\u2462\u8054\u8868\u67e5\u8be2 SQL \u6539\u9020<\/strong><\/h4>\n<section><\/section>\n<p>\u73b0\u5728\u4e3b\u952e\u5df2\u7ecf\u63a5\u5165\u5168\u5c40\u552f\u4e00 id\uff0c\u65b0\u7684\u5e93\u8868\u3001\u7d22\u5f15\u5df2\u7ecf\u5efa\u7acb\uff0c\u4e14\u6570\u636e\u4e5f\u5728\u5b9e\u65f6\u8ffd\u5e73\uff0c\u73b0\u5728\u53ef\u4ee5\u5f00\u59cb\u5207\u5e93\u4e86\u5417\uff1fno\uff01<\/p>\n<section><\/section>\n<section>\u8003\u8651\u4ee5\u4e0b\u975e\u5e38\u7b80\u5355\u7684\u8054\u8868\u67e5\u8be2 SQL\uff0c\u5982\u679c\u5c06 B \u8868\u62c6\u5206\u5230\u53e6\u4e00\u4e2a\u5e93\u91cc\u7684\u8bdd\uff0c\u8fd9\u4e2a SQL \u600e\u4e48\u529e\uff1f\u6bd5\u7adf\u8de8\u5e93\u8054\u8868\u67e5\u8be2\u662f\u4e0d\u652f\u6301\u7684\uff01<\/section>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-490\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-39.png\" width=\"676\" height=\"102\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-39.png 676w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-39-300x45.png 300w\" sizes=\"auto, (max-width: 676px) 100vw, 676px\" \/><\/p>\n<p>\u56e0\u6b64\uff0c\u5728\u5207\u5e93\u4e4b\u524d\uff0c\u9700\u8981\u5c06\u7cfb\u7edf\u4e2d\u4e0a\u767e\u4e2a\u8054\u8868\u67e5\u8be2\u7684 SQL \u6539\u9020\u5b8c\u6bd5\u3002\u5982\u4f55\u6539\u9020\u5462\uff1f<\/p>\n<section><\/section>\n<p><strong>\u4e1a\u52a1\u907f\u514d\uff1a<\/strong>\u4e1a\u52a1\u4e0a\u677e\u8026\u5408\u540e\u6280\u672f\u624d\u80fd\u677e\u8026\u5408\uff0c\u7ee7\u800c\u907f\u514d\u8054\u8868 SQL\u3002\u4f46\u77ed\u671f\u5185\u4e0d\u73b0\u5b9e\uff0c\u9700\u8981\u65f6\u95f4\u6c89\u6dc0\u3002<\/p>\n<section><\/section>\n<p><strong>\u5168\u5c40\u8868\uff1a<\/strong>\u6bcf\u4e2a\u5e94\u7528\u7684\u5e93\u91cc\u90fd\u5197\u4f59\u4e00\u4efd\u8868\uff0c\u7f3a\u70b9\uff1a\u7b49\u4e8e\u6ca1\u6709\u62c6\u5206\uff0c\u800c\u4e14\u5f88\u591a\u573a\u666f\u4e0d\u73b0\u5b9e\uff0c\u8868\u7ed3\u6784\u53d8\u66f4\u9ebb\u70e6\u3002<\/p>\n<section><\/section>\n<p><strong>\u5197\u4f59\u5b57\u6bb5\uff1a<\/strong>\u5c31\u50cf\u8ba2\u5355\u8868\u4e00\u6837\uff0c\u5197\u4f59\u5546\u54c1 id \u5b57\u6bb5\uff0c\u4f46\u662f\u6211\u4eec\u9700\u8981\u5197\u4f59\u7684\u5b57\u6bb5\u592a\u591a\uff0c\u800c\u4e14\u8981\u8003\u8651\u5b57\u6bb5\u53d8\u66f4\u540e\u6570\u636e\u66f4\u65b0\u95ee\u9898\u3002<\/p>\n<section><\/section>\n<p><strong>\u5185\u5b58\u62fc\u63a5<\/strong>\uff1a\u901a\u8fc7 RPC \u8c03\u7528\u6765\u83b7\u53d6\u53e6\u4e00\u5f20\u8868\u7684\u6570\u636e\uff0c\u7136\u540e\u518d\u5185\u5b58\u62fc\u63a5\u3002<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>\u9002\u5408 job \u7c7b\u7684 SQL\uff0c\u6216\u6539\u9020\u540e RPC \u67e5\u8be2\u91cf\u8f83\u5c11\u7684 SQL\u3002<\/li>\n<li>\u4e0d\u9002\u5408\u5927\u6570\u636e\u91cf\u7684\u5b9e\u65f6\u67e5\u8be2 SQL\u3002<\/li>\n<\/ul>\n<section><\/section>\n<section>\u5047\u8bbe 10000 \u4e2a ID\uff0c\u5206\u9875 RPC \u67e5\u8be2\uff0c\u6bcf\u6b21\u67e5 100 \u4e2a\uff0c\u9700\u8981 5ms\uff0c\u5171\u9700\u8981 500ms\uff0cRT \u592a\u9ad8\u3002<\/section>\n<section><img decoding=\"async\" class=\"img_loading\" src=\"data:image\/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVQImWNgYGBgAAAABQABh6FO1AAAAABJRU5ErkJggg==\" alt=\"\u56fe\u7247\" crossorigin=\"anonymous\" data-cropselx1=\"0\" data-cropselx2=\"380\" data-cropsely1=\"0\" data-cropsely2=\"137\" data-ratio=\"0.36147757255936674\" data-type=\"png\" data-w=\"379\" data-src=\"https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/HV4yTI6PjbK4FqgrVs46xKZAlr4Y2tp7DcRLiabSD8icMA166FWKFXgz6jUfUibRdI1RibDvra1wpx4GIKZU9mtPkw\/640?wx_fmt=png\" \/><\/section>\n<section>\u672c\u5730\u7f13\u5b58\u53e6\u4e00\u5f20\u8868\u7684\u6570\u636e\uff0c\u9002\u5408\u6570\u636e\u53d8\u5316\u4e0d\u5927\u3001\u6570\u636e\u91cf\u67e5\u8be2\u5927\u3001\u63a5\u53e3\u6027\u80fd\u7a33\u5b9a\u6027\u8981\u6c42\u9ad8\u7684 SQL\u3002<\/section>\n<section><img decoding=\"async\" class=\"img_loading\" src=\"data:image\/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVQImWNgYGBgAAAABQABh6FO1AAAAABJRU5ErkJggg==\" alt=\"\u56fe\u7247\" crossorigin=\"anonymous\" data-cropselx1=\"1\" data-cropselx2=\"501\" data-cropsely1=\"0\" data-cropsely2=\"306\" data-ratio=\"0.6112224448897795\" data-type=\"png\" data-w=\"499\" data-src=\"https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/HV4yTI6PjbK4FqgrVs46xKZAlr4Y2tp7ictiaaibdiaOXoT7dzJqseQV5oIe53RGvsNkSHZf6W6ryXlJ6QJCKJBfbg\/640?wx_fmt=png\" \/><\/section>\n<h4><strong>\u2463\u5207\u5e93\u65b9\u6848\u8bbe\u8ba1\u4e0e\u5b9e\u73b0\uff08\u4e24\u79cd\u65b9\u6848\uff09<\/strong><\/h4>\n<section><\/section>\n<p>\u4ee5\u4e0a\u6b65\u9aa4\u51c6\u5907\u5b8c\u6210\u540e\uff0c\u5c31\u5f00\u59cb\u8fdb\u5165\u771f\u6b63\u7684\u5207\u5e93\u73af\u8282\uff0c\u8fd9\u91cc\u63d0\u4f9b\u4e24\u79cd\u65b9\u6848\uff0c\u6211\u4eec\u5728\u4e0d\u540c\u7684\u573a\u666f\u4e0b\u90fd\u6709\u4f7f\u7528\u3002<\/p>\n<section>DB \u505c\u5199\u65b9\u6848\uff0c\u5982\u4e0b\u56fe\uff1a<\/section>\n<section><img decoding=\"async\" class=\"img_loading\" src=\"data:image\/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVQImWNgYGBgAAAABQABh6FO1AAAAABJRU5ErkJggg==\" alt=\"\u56fe\u7247\" crossorigin=\"anonymous\" data-cropselx1=\"0\" data-cropselx2=\"578\" data-cropsely1=\"0\" data-cropsely2=\"294\" data-ratio=\"0.5106382978723404\" data-type=\"png\" data-w=\"1363\" data-src=\"https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/HV4yTI6PjbK4FqgrVs46xKZAlr4Y2tp7PYRkLGHbUOkGWFINYbARyldlMPGicLX8C408DAmPNleTlyzNgqeC7gA\/640?wx_fmt=png\" \/><\/section>\n<p><strong>\u4f18\u70b9\uff1a<\/strong>\u5feb\uff0c\u6210\u672c\u4f4e\u3002<\/p>\n<section><\/section>\n<p>\u7f3a\u70b9\uff1a<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>\u5982\u679c\u8981\u56de\u6eda\u5f97\u8054\u7cfb DBA \u6267\u884c\u7ebf\u4e0a\u505c\u5199\u64cd\u4f5c\uff0c\u98ce\u9669\u9ad8\uff0c\u56e0\u4e3a\u6709\u53ef\u80fd\u5728\u4e1a\u52a1\u9ad8\u5cf0\u671f\u56de\u6eda\u3002<\/li>\n<li>\u53ea\u6709\u4e00\u5904\u5730\u65b9\u6821\u9a8c\uff0c\u51fa\u95ee\u9898\u7684\u6982\u7387\u9ad8\uff0c\u56de\u6eda\u7684\u6982\u7387\u9ad8\u3002<\/li>\n<\/ul>\n<section><\/section>\n<p>\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u5982\u679c\u9762\u5bf9\u7684\u662f\u6bd4\u8f83\u590d\u6742\u7684\u4e1a\u52a1\u8fc1\u79fb\uff0c\u90a3\u4e48\u5f88\u53ef\u80fd\u53d1\u751f\u5982\u4e0b\u60c5\u51b5\u5bfc\u81f4\u56de\u6eda\uff1a<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>SQL \u8054\u8868\u67e5\u8be2\u6539\u9020\u4e0d\u5b8c\u5168\u3002<\/li>\n<li>SQL \u8054\u8868\u67e5\u8be2\u6539\u9519&amp;\u6027\u80fd\u95ee\u9898\u3002<\/li>\n<li>\u7d22\u5f15\u6f0f\u52a0\u5bfc\u81f4\u6027\u80fd\u95ee\u9898\u3002<\/li>\n<\/ul>\n<section><\/section>\n<p><strong>\u5b57\u7b26\u96c6\u95ee\u9898\uff1a<\/strong>\u6b64\u5916\uff0cbinlog \u9006\u5411\u56de\u6d41\u5f88\u53ef\u80fd\u53d1\u751f\u5b57\u7b26\u96c6\u95ee\u9898\uff08utf8mb4 \u5230 gbk\uff09\uff0c\u5bfc\u81f4\u56de\u6d41\u5931\u8d25\u3002<\/p>\n<section><\/section>\n<p>\u8fd9\u4e9b binlog \u540c\u6b65\u5de5\u5177\u4e3a\u4e86\u4fdd\u8bc1\u5f3a\u6700\u7ec8\u4e00\u81f4\u6027\uff0c\u4e00\u65e6\u67d0\u6761\u8bb0\u5f55\u56de\u6d41\u5931\u8d25\uff0c\u5c31\u5361\u4f4f\u4e0d\u540c\u6b65\uff0c\u7ee7\u800c\u5bfc\u81f4\u65b0\u8001\u8868\u7684\u6570\u636e\u4e0d\u540c\u6b65\uff0c\u7ee7\u800c\u65e0\u6cd5\u56de\u6eda\uff01<\/p>\n<section><\/section>\n<section>\u53cc\u5199\u65b9\u6848\uff0c\u5982\u4e0b\u56fe\uff1a<\/section>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-491\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-40.png\" width=\"1080\" height=\"593\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-40.png 1080w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-40-300x165.png 300w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-40-1024x562.png 1024w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-40-768x422.png 768w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\" \/><\/p>\n<p>\u7b2c 2 \u6b65\u201c\u6253\u5f00\u53cc\u5199\u5f00\u5173\uff0c\u5148\u5199\u8001\u8868 A \u518d\u5199\u65b0\u8868 B\u201d\uff0c\u8fd9\u65f6\u5019\u786e\u4fdd\u5199 B \u8868\u65f6 try catch \u4f4f\uff0c\u5f02\u5e38\u8981\u7528\u5f88\u660e\u786e\u7684\u6807\u8bc6\u6253\u51fa\u6765\uff0c\u65b9\u4fbf\u6392\u67e5\u95ee\u9898\u3002<\/p>\n<section><\/section>\n<p>\u7b2c 2 \u6b65\u53cc\u5199\u6301\u7eed\u77ed\u6682\u65f6\u95f4\u540e\uff08\u6bd4\u5982\u534a\u5206\u949f\u540e\uff09\uff0c\u53ef\u4ee5\u5173\u95ed binlog \u540c\u6b65\u4efb\u52a1\u3002<\/p>\n<section><\/section>\n<p>\u4f18\u70b9\uff1a<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>\u5c06\u590d\u6742\u4efb\u52a1\u5206\u89e3\u4e3a\u4e00\u7cfb\u5217\u53ef\u6d4b\u5c0f\u4efb\u52a1\uff0c\u6b65\u6b65\u4e3a\u8d62\u3002<\/li>\n<li>\u7ebf\u4e0a\u4e0d\u505c\u670d\uff0c\u56de\u6eda\u5bb9\u6613\u3002<\/li>\n<li>\u5b57\u7b26\u96c6\u95ee\u9898\u5f71\u54cd\u5c0f\u3002<\/li>\n<\/ul>\n<section><\/section>\n<p>\u7f3a\u70b9\uff1a<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>\u6d41\u7a0b\u6b65\u9aa4\u591a\uff0c\u5468\u671f\u957f\u3002<\/li>\n<li>\u53cc\u5199\u9020\u6210 RT \u589e\u52a0\u3002<\/li>\n<\/ul>\n<h4><\/h4>\n<h4><strong>\u2464\u5f00\u5173\u8981\u5199\u597d<\/strong><\/h4>\n<section><\/section>\n<p>\u4e0d\u7ba1\u4ec0\u4e48\u5207\u5e93\u65b9\u6848\uff0c\u5f00\u5173\u5c11\u4e0d\u4e86\uff0c\u8fd9\u91cc\u5f00\u5173\u7684\u521d\u59cb\u503c\u4e00\u5b9a\u8981\u8bbe\u7f6e\u4e3a null\uff01<\/p>\n<section><\/section>\n<p>\u5982\u679c\u968f\u4fbf\u8bbe\u7f6e\u4e00\u4e2a\u9ed8\u8ba4\u503c\uff0c\u6bd4\u5982\u201c\u8bfb\u8001\u8868 A\u201d\uff0c\u5047\u8bbe\u6211\u4eec\u5df2\u7ecf\u8fdb\u884c\u5230\u8bfb\u65b0\u8868 B \u7684\u73af\u8282\u4e86\u3002<\/p>\n<section><\/section>\n<p>\u8fd9\u65f6\u91cd\u542f\u4e86\u5e94\u7528\uff0c\u5728\u5e94\u7528\u542f\u52a8\u7684\u4e00\u77ac\u95f4\uff0c\u6700\u65b0\u7684\u201c\u8bfb\u65b0\u8868 B\u201d\u7684\u5f00\u5173\u63a8\u9001\u7b49\u53ef\u80fd\u6ca1\u6709\u63a8\u9001\u8fc7\u6765\uff0c\u8fd9\u4e2a\u65f6\u5019\u5c31\u53ef\u80fd\u4f7f\u7528\u9ed8\u8ba4\u503c\uff0c\u7ee7\u800c\u9020\u6210\u810f\u6570\u636e\uff01<\/p>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section><\/section>\n<section><strong>\u62c6\u5206\u540e\u4e00\u81f4\u6027\u600e\u4e48\u4fdd\u8bc1\uff1f<\/strong><\/p>\n<\/section>\n<\/section>\n<\/section>\n<section><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<p>\u4ee5\u524d\u5f88\u591a\u8868\u90fd\u5728\u4e00\u4e2a\u6570\u636e\u5e93\u5185\uff0c\u4f7f\u7528\u4e8b\u52a1\u975e\u5e38\u65b9\u4fbf\uff0c\u73b0\u5728\u62c6\u5206\u51fa\u53bb\u4e86\uff0c\u5982\u4f55\u4fdd\u8bc1\u4e00\u81f4\u6027\uff1f<\/p>\n<section><\/section>\n<section>\u5982\u4e0b\uff1a<\/section>\n<ul class=\"list-paddingleft-2\">\n<li>\u5206\u5e03\u5f0f\u4e8b\u52a1\uff0c\u6027\u80fd\u8f83\u5dee\uff0c\u51e0\u4e4e\u4e0d\u8003\u8651\u3002<\/li>\n<li>\u6d88\u606f\u673a\u5236\u8865\u507f\uff08\u5982\u4f55\u7528\u6d88\u606f\u7cfb\u7edf\u907f\u514d\u5206\u5e03\u5f0f\u4e8b\u52a1\uff1f\uff09<\/li>\n<li>\u5b9a\u65f6\u4efb\u52a1\u8865\u507f\u7528\u5f97\u8f83\u591a\uff0c\u5b9e\u73b0\u6700\u7ec8\u4e00\u81f4\uff0c\u5206\u4e3a\u52a0\u6570\u636e\u8865\u507f\uff0c\u5220\u6570\u636e\u8865\u507f\u4e24\u79cd\u3002<\/li>\n<\/ul>\n<section><\/section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section>\n<section><\/section>\n<section><strong>\u5e94\u7528\u62c6\u5206\u540e\u7a33\u5b9a\u6027\u600e\u4e48\u4fdd\u8bc1\uff1f<\/strong><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<section><strong>\u4e00\u53e5\u8bdd\uff1a<\/strong>\u6000\u7591\u7b2c\u4e09\u65b9\uff0c\u9632\u5907\u4f7f\u7528\u65b9\uff0c\u505a\u597d\u81ea\u5df1\uff01<\/section>\n<section><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-492\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-41.png\" width=\"902\" height=\"150\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-41.png 902w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-41-300x50.png 300w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-41-768x128.png 768w\" sizes=\"auto, (max-width: 902px) 100vw, 902px\" \/><\/section>\n<p><strong>\u2460\u6000\u7591\u7b2c\u4e09\u65b9<\/strong><\/p>\n<section><\/section>\n<p>\u9632\u5fa1\u5f0f\u7f16\u7a0b\uff0c\u5236\u5b9a\u597d\u5404\u79cd\u964d\u7ea7\u7b56\u7565\uff1b\u6bd4\u5982\u7f13\u5b58\u4e3b\u5907\u3001\u63a8\u62c9\u7ed3\u5408\u3001\u672c\u5730\u7f13\u5b58\u2026\u2026<\/p>\n<section><\/section>\n<p>\u9075\u5faa\u5feb\u901f\u5931\u8d25\u539f\u5219\uff0c\u4e00\u5b9a\u8981\u8bbe\u7f6e\u8d85\u65f6\u65f6\u95f4\uff0c\u5e76\u5f02\u5e38\u6355\u83b7\u3002<\/p>\n<section><\/section>\n<p>\u5f3a\u4f9d\u8d56\u8f6c\u5f31\u4f9d\u8d56\uff0c\u65c1\u652f\u903b\u8f91\u5f02\u6b65\u5316\uff1a\u6211\u4eec\u5bf9\u67d0\u4e00\u4e2a\u6838\u5fc3\u5e94\u7528\u7684\u65c1\u652f\u903b\u8f91\u5f02\u6b65\u5316\u540e\uff0c\u54cd\u5e94\u65f6\u95f4\u51e0\u4e4e\u7f29\u77ed\u4e86 1\/3\uff0c\u4e14\u540e\u9762\u4e2d\u95f4\u4ef6\u3001\u5176\u5b83\u5e94\u7528\u7b49\u90fd\u51fa\u73b0\u8fc7\u6296\u52a8\u60c5\u51b5\uff0c\u800c\u6838\u5fc3\u94fe\u8def\u4e00\u5207\u6b63\u5e38\u3002<\/p>\n<section><\/section>\n<p>\u9002\u5f53\u4fdd\u62a4\u7b2c\u4e09\u65b9\uff0c\u614e\u91cd\u9009\u62e9\u91cd\u8bd5\u673a\u5236\u3002<\/p>\n<section><\/section>\n<p><strong>\u2461\u9632\u5907\u4f7f\u7528\u65b9<\/strong><\/p>\n<section><\/section>\n<p>\u8bbe\u8ba1\u4e00\u4e2a\u597d\u7684\u63a5\u53e3\uff0c\u907f\u514d\u8bef\u7528\uff1a<\/p>\n<ul class=\"list-paddingleft-2\">\n<li><strong>\u9075\u5faa\u63a5\u53e3\u6700\u5c11\u66b4\u9732\u539f\u5219\uff1a<\/strong>\u5f88\u591a\u540c\u5b66\u642d\u5efa\u5b8c\u65b0\u5e94\u7528\u540e\u4f1a\u968f\u624b\u66b4\u9732\u5f88\u591a\u63a5\u53e3\uff0c\u800c\u8fd9\u4e9b\u63a5\u53e3\u7531\u4e8e\u6ca1\u4eba\u4f7f\u7528\u800c\u7f3a\u4e4f\u7ef4\u62a4\uff0c\u5f88\u5bb9\u6613\u7ed9\u4ee5\u540e\u6316\u5751\u3002\u542c\u5230\u8fc7\u4e0d\u53ea\u4e00\u6b21\u5bf9\u8bdd\uff0c\u201c\u4f60\u600e\u4e48\u7528\u6211\u8fd9\u4e2a\u63a5\u53e3\u554a\uff0c\u5f53\u65f6\u968f\u4fbf\u5199\u7684\uff0c\u6027\u80fd\u5f88\u5dee\u7684\u201d\u3002<\/li>\n<li><strong>\u4e0d\u8981\u8ba9\u4f7f\u7528\u65b9\u505a\u63a5\u53e3\u53ef\u4ee5\u505a\u7684\u4e8b\u60c5\uff1a<\/strong>\u6bd4\u5982\u4f60\u53ea\u66b4\u9732\u4e00\u4e2a getMsgById \u63a5\u53e3\uff0c\u522b\u4eba\u5982\u679c\u60f3\u6279\u91cf\u8c03\u7528\u7684\u8bdd\uff0c\u53ef\u80fd\u5c31\u76f4\u63a5 for \u5faa\u73af RPC \u8c03\u7528\uff0c\u5982\u679c\u63d0\u4f9b getMsgListByIdList \u63a5\u53e3\u5c31\u4e0d\u4f1a\u51fa\u73b0\u8fd9\u79cd\u60c5\u51b5\u4e86\u3002<\/li>\n<li><strong>\u907f\u514d\u957f\u65f6\u95f4\u6267\u884c\u7684\u63a5\u53e3\uff1a<\/strong>\u7279\u522b\u662f\u4e00\u4e9b\u8001\u7cfb\u7edf\uff0c\u4e00\u4e2a\u63a5\u53e3\u80cc\u540e\u5bf9\u5e94\u7684\u53ef\u80fd\u662f for \u5faa\u73af select DB \u7684\u573a\u666f\u3002<\/li>\n<li>\u2026<\/li>\n<\/ul>\n<p>\u5bb9\u91cf\u9650\u5236\uff1a<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>\u6309\u5e94\u7528\u4f18\u5148\u7ea7\u8fdb\u884c\u6d41\u63a7\uff1a\u4e0d\u4ec5\u6709\u603b\u6d41\u91cf\u9650\u6d41\uff0c\u8fd8\u8981\u533a\u5206\u5e94\u7528\uff0c\u6bd4\u5982\u6838\u5fc3\u5e94\u7528\u7684\u914d\u989d\u80af\u5b9a\u6bd4\u975e\u6838\u5fc3\u5e94\u7528\u914d\u989d\u9ad8\u3002<\/li>\n<li>\u4e1a\u52a1\u5bb9\u91cf\u63a7\u5236\uff1a\u6709\u4e9b\u65f6\u5019\u4e0d\u4ec5\u4ec5\u662f\u7cfb\u7edf\u5c42\u9762\u7684\u9650\u5236\uff0c\u4e1a\u52a1\u5c42\u9762\u4e5f\u9700\u8981\u9650\u5236\u3002\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u5bf9 Saas \u5316\u7684\u4e00\u4e9b\u7cfb\u7edf\u6765\u8bf4\uff0c\u201c\u4f60\u8fd9\u4e2a\u79df\u6237\u6700\u591a 1w \u4eba\u4f7f\u7528\u201d\u3002<\/li>\n<\/ul>\n<section><\/section>\n<p><strong>\u2462\u505a\u597d\u81ea\u5df1<\/strong><\/p>\n<section><\/section>\n<p>a\uff09\u5355\u4e00\u804c\u8d23<\/p>\n<section><\/section>\n<p>b\uff09\u53ca\u65f6\u6e05\u7406\u5386\u53f2\u5751\uff1a\u4f8b\uff1a\u4f8b\u5982\u6211\u4eec\u6539\u9020\u65f6\u5019\u53d1\u73b0\u4e00\u5e74\u524d\u7559\u4e0b\u7684\u5751\uff0c\u53bb\u6389\u540e\u6574\u4e2a\u96c6\u7fa4 CPU \u4f7f\u7528\u7387\u4e0b\u964d 1\/3\u3002<\/p>\n<section><\/section>\n<p>c\uff09\u8fd0\u7ef4 SOP \u5316\uff1a\u8bf4\u5b9e\u8bdd\uff0c\u7ebf\u4e0a\u51fa\u73b0\u95ee\u9898\uff0c\u5982\u679c\u6ca1\u6709\u9884\u6848\uff0c\u518d\u600e\u4e48\u5904\u7406\u90fd\u4f1a\u8d85\u65f6\u3002<\/p>\n<section><\/section>\n<p>\u66fe\u7ecf\u9047\u5230\u8fc7\u4e00\u6b21 DB \u6545\u969c\u5bfc\u81f4\u810f\u6570\u636e\u95ee\u9898\uff0c\u6700\u7ec8\u53ea\u80fd\u786c\u7740\u5934\u76ae\u5199\u4ee3\u7801\u6765\u6e05\u7406\u810f\u6570\u636e\uff0c\u4f46\u662f\u65f6\u95f4\u5f88\u957f\uff0c\u53ea\u80fd\u773c\u7741\u7741\u770b\u7740\u6545\u969c\u4e0d\u65ad\u5347\u7ea7\u3002<\/p>\n<section><\/section>\n<p>\u7ecf\u5386\u8fc7\u8fd9\u4e2a\u4e8b\u60c5\u540e\uff0c\u6211\u4eec\u9a6c\u4e0a\u8bbe\u60f3\u51fa\u73b0\u810f\u6570\u636e\u7684\u5404\u79cd\u573a\u666f\uff0c\u7136\u540e\u4e0a\u7ebf\u4e86\u4e09\u4e2a\u6e05\u7406\u810f\u6570\u636e\u7684 job\uff0c\u4ee5\u9632\u5176\u5b83\u4e0d\u53ef\u9884\u77e5\u7684\u4ea7\u751f\u810f\u6570\u636e\u7684\u6545\u969c\u573a\u666f\uff0c\u4ee5\u540e\u53ea\u8981\u9047\u5230\u51fa\u73b0\u810f\u6570\u636e\u7684\u6545\u969c\uff0c\u76f4\u63a5\u89e6\u53d1\u8fd9\u4e09\u4e2a\u6e05\u7406 job\uff0c\u5148\u6062\u590d\u518d\u6392\u67e5\u3002<\/p>\n<section><\/section>\n<p>d\uff09\u8d44\u6e90\u4f7f\u7528\u53ef\u9884\u6d4b\uff1a\u5e94\u7528\u7684 CPU\u3001\u5185\u5b58\u3001\u7f51\u7edc\u3001\u78c1\u76d8\u5fc3\u4e2d\u6709\u6570\u3002<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>\u6b63\u5219\u5339\u914d\u8017 CPU<\/li>\n<li>\u8017\u6027\u80fd\u7684 job \u4f18\u5316\u3001\u964d\u7ea7\u3001\u4e0b\u7ebf\uff08\u5faa\u73af\u8c03\u7528 RPC \u6216SQL\uff09<\/li>\n<li>\u6162 SQL \u4f18\u5316\u3001\u964d\u7ea7\u3001\u9650\u6d41<\/li>\n<li>Tair\/Redis\u3001DB \u8c03\u7528\u91cf\u8981\u53ef\u9884\u6d4b<\/li>\n<li>\u4f8b\uff1aTair\u3001DB<\/li>\n<\/ul>\n<section><\/section>\n<p><strong>\u4e3e\u4e2a\u4f8b\u5b50\uff1a<\/strong>\u67d0\u4e00\u4e2a\u63a5\u53e3\u7c7b\u4f3c\u4e8e\u79d2\u6740\u529f\u80fd\uff0cQPS \u975e\u5e38\u9ad8\uff08\u5982\u4e0b\u56fe\u6240\u793a\uff09\uff0c\u8bf7\u6c42\u5148\u5230 tair\uff0c\u5982\u679c\u627e\u4e0d\u5230\u4f1a\u56de\u6e90\u5230 DB\uff0c\u5f53\u8bf7\u6c42\u7a81\u589e\u65f6\u5019\uff0c\u751a\u81f3\u4f1a\u89e6\u53d1 Tair\/Redis \u8fd9\u5c42\u7f13\u5b58\u7684\u9650\u6d41\u3002<\/p>\n<section><\/section>\n<section>\u6b64\u5916\u7531\u4e8e\u7f13\u5b58\u5728\u4e00\u5f00\u59cb\u662f\u6ca1\u6570\u636e\u7684\uff0c\u8bf7\u6c42\u4f1a\u7a7f\u900f\u5230 DB\uff0c\u4ece\u800c\u51fb\u57ae DB\u3002<\/section>\n<section><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-493\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-42.png\" width=\"1079\" height=\"358\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-42.png 1079w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-42-300x100.png 300w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-42-1024x340.png 1024w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-42-768x255.png 768w\" sizes=\"auto, (max-width: 1079px) 100vw, 1079px\" \/><\/section>\n<section>\u8fd9\u91cc\u7684\u6838\u5fc3\u95ee\u9898\u5c31\u662f Tair\/Redis \u8fd9\u5c42\u8d44\u6e90\u7684\u4f7f\u7528\u4e0d\u53ef\u9884\u6d4b\uff0c\u56e0\u4e3a\u4f9d\u8d56\u4e8e\u63a5\u53e3\u7684 QPS\uff0c\u600e\u4e48\u8ba9\u8bf7\u6c42\u53d8\u5f97\u53ef\u9884\u6d4b\u5462\uff1f<\/section>\n<section>\u5982\u679c\u6211\u4eec\u518d\u589e\u52a0\u4e00\u5c42\u672c\u5730\u7f13\u5b58\uff08Guava\uff0c\u6bd4\u5982\u8d85\u65f6\u65f6\u95f4\u8bbe\u7f6e\u4e3a 1 \u79d2\uff09\uff0c\u4fdd\u8bc1\u5355\u673a\u5bf9\u4e00\u4e2a key \u53ea\u6709\u4e00\u4e2a\u8bf7\u6c42\u56de\u6e90\uff0c\u90a3\u6837\u5bf9 Tair\/Redis \u8fd9\u5c42\u8d44\u6e90\u7684\u4f7f\u7528\u5c31\u53ef\u4ee5\u9884\u77e5\u4e86\u3002<\/section>\n<p>\u5047\u8bbe\u6709 500 \u53f0 client\uff0c\u5bf9\u4e00\u4e2a key \u6765\u8bf4\uff0c\u4e00\u77ac\u95f4\u6700\u591a 500 \u4e2a\u8bf7\u6c42\u7a7f\u900f\u5230 Tair\/Redis\uff0c\u4ee5\u6b64\u7c7b\u63a8\u5230 DB\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-494\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-43.png\" width=\"1080\" height=\"261\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-43.png 1080w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-43-300x73.png 300w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-43-1024x247.png 1024w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-43-768x186.png 768w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\" \/><\/p>\n<section>\u518d\u4e3e\u4e2a\u4f8b\u5b50\uff1a\u6bd4\u5982 client \u6709 500 \u53f0\uff0c\u5bf9\u67d0 key \u4e00\u77ac\u95f4\u6700\u591a\u6709 500 \u4e2a\u8bf7\u6c42\u7a7f\u900f\u5230 DB\uff0c\u5982\u679c key \u6709 10 \u4e2a\uff0c\u90a3\u4e48\u8bf7\u6c42\u6700\u591a\u53ef\u80fd\u6709 5000 \u4e2a\u5230 DB\uff0c\u6070\u597d\u8fd9\u4e9b SQL \u7684 RT \u6709\u4e9b\u9ad8\uff0c\u600e\u4e48\u4fdd\u62a4 DB \u7684\u8d44\u6e90\uff1f<\/section>\n<section><\/section>\n<section>\u53ef\u4ee5\u901a\u8fc7\u4e00\u4e2a\u5b9a\u65f6\u7a0b\u5e8f\u4e0d\u65ad\u5c06\u6570\u636e\u4ece DB \u5237\u5230\u7f13\u5b58\u3002\u8fd9\u91cc\u5c31\u5c06\u4e0d\u53ef\u63a7\u7684 5000 \u4e2a QPS \u7684 DB \u8bbf\u95ee\u53d8\u4e3a\u53ef\u63a7\u7684\u4e2a\u4f4d\u6570 QPS \u7684 DB \u8bbf\u95ee\u3002<\/section>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-495\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-44.png\" width=\"1080\" height=\"472\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-44.png 1080w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-44-300x131.png 300w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-44-1024x448.png 1024w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/08\/4ffce04d92a4d6cb21c1494cdfcd6dc1-44-768x336.png 768w\" sizes=\"auto, (max-width: 1080px) 100vw, 1080px\" \/><\/p>\n<section>\n<section>\n<section>\u603b\u7ed3<\/p>\n<\/section>\n<\/section>\n<\/section>\n<section><\/section>\n<section><strong>\u2460\u505a\u597d\u51c6\u5907\u9762\u5bf9\u538b\u529b\uff01<\/strong><\/section>\n<section><strong>\u2461\u590d\u6742\u95ee\u9898\u8981\u62c6\u89e3\u4e3a\u591a\u6b65\u9aa4\uff0c\u6bcf\u4e00\u6b65\u53ef\u6d4b\u8bd5\u53ef\u56de\u6eda\uff01<\/strong><\/section>\n<section><\/section>\n<section>\u8fd9\u662f\u5e94\u7528\u62c6\u5206\u8fc7\u7a0b\u4e2d\u7684\u6700\u6709\u4ef7\u503c\u7684\u5b9e\u8df5\u7ecf\u9a8c\uff01<\/section>\n<section><\/section>\n<p><strong>\u2462\u58a8\u83f2\u5b9a\u5f8b\uff1a<\/strong>\u4f60\u6240\u62c5\u5fc3\u7684\u4e8b\u60c5\u4e00\u5b9a\u4f1a\u53d1\u751f\uff0c\u800c\u4e14\u4f1a\u5f88\u5feb\u53d1\u751f\uff0c\u6240\u4ee5\u51c6\u5907\u597d\u4f60\u7684 SOP\uff08\u6807\u51c6\u5316\u89e3\u51b3\u65b9\u6848\uff09\uff01<\/p>\n<section><\/section>\n<section>\u67d0\u4e2a\u5468\u4e94\u548c\u7ec4\u91cc\u540c\u4e8b\u5403\u996d\u65f6\u8ba8\u8bba\u5230\u67d0\u4e00\u4e2a\u529f\u80fd\u5b58\u5728\u98ce\u9669\uff0c\u7ea6\u5b9a\u5728\u4e0b\u5468\u89e3\u51b3\uff0c\u7ed3\u679c\u5468\u4e00\u521a\u4e0a\u73ed\u8be5\u529f\u80fd\u5c31\u51fa\u73b0\u6545\u969c\u4e86\u3002<\/section>\n<section><\/section>\n<section>\u4ee5\u524d\u8bb2\u5c0f\u6982\u7387\u4e0d\u53ef\u80fd\u53d1\u751f\uff0c\u4f46\u662f\u6982\u7387\u518d\u5c0f\u4e5f\u662f\u6709\u503c\u7684\uff0c\u6bd4\u5982 P=0.00001%\uff0c\u4e92\u8054\u7f51\u73af\u5883\u4e0b\uff0c\u8bf7\u6c42\u91cf\u8db3\u591f\u5927\uff0c\u5c0f\u6982\u7387\u4e8b\u4ef6\u5c31\u771f\u53d1\u751f\u4e86\u3002<\/section>\n<section><strong>\u2463\u501f\u5047\u4fee\u771f<\/strong><\/section>\n<section>\u8fd9\u4e2a\u8bcd\u770b\u4e0a\u53bb\u6709\u70b9\u7384\u4e4e\uff0c\u987e\u540d\u601d\u4e49\uff0c\u5c31\u662f\u5728\u501f\u8005\u4e00\u4e9b\u4e8b\u60c5\uff0c\u6765\u63d0\u5347\u53e6\u5916\u4e00\u79cd\u80fd\u529b\uff0c\u524d\u8005\u79f0\u4e3a\u5047\uff0c\u540e\u8005\u79f0\u4e3a\u771f\u3002<\/section>\n<section>\u5728\u4efb\u4f55\u4e00\u4e2a\u5355\u4f4d\uff0c\u5bf9\u6838\u5fc3\u7cfb\u7edf\u8fdb\u884c\u5927\u89c4\u6a21\u62c6\u5206\u6539\u9020\u7684\u673a\u4f1a\u5f88\u5c11\uff0c\u56e0\u6b64\u4e00\u65e6\u4f60\u627f\u62c5\u8d77\u8d23\u4efb\uff0c\u5c31\u6beb\u4e0d\u72b9\u8c6b\u5730\u5168\u529b\u4ee5\u8d74\u5427\uff01<\/section>\n<section><\/section>\n<section>\u4e0d\u8981\u88ab\u8fc7\u7a0b\u7684\u66f2\u6298\u6240\u5413\u5012\uff0c\u5fc3\u667a\u7684\u78e8\u783a\uff0c\u624d\u662f\u672c\u771f\u3002<\/section>\n<section><\/section>\n<section><em>\u4f5c\u8005\uff1a<\/em><em>zhanlijun<\/em><\/section>\n<p><em>\u7f16\u8f91\uff1a\u9676\u5bb6\u9f99<\/em><\/p>\n<p><em>\u51fa\u5904\uff1acnblogs.com\/LBSer\/p\/6195309.html<\/em><\/p>\n<div class=\"pvc_clear\"><\/div>\n<p id=\"pvc_stats_482\" class=\"pvc_stats total_only  \" data-element-id=\"482\" style=\"\"><i class=\"pvc-stats-icon medium\" aria-hidden=\"true\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" version=\"1.0\" viewBox=\"0 0 502 315\" preserveAspectRatio=\"xMidYMid meet\"><g transform=\"translate(0,332) scale(0.1,-0.1)\" fill=\"\" stroke=\"none\"><path d=\"M2394 3279 l-29 -30 -3 -207 c-2 -182 0 -211 15 -242 39 -76 157 -76 196 0 15 31 17 60 15 243 l-3 209 -33 29 c-26 23 -41 29 -80 29 -41 0 -53 -5 -78 -31z\"\/><path d=\"M3085 3251 c-45 -19 -58 -50 -96 -229 -47 -217 -49 -260 -13 -295 52 -53 146 -42 177 20 16 31 87 366 87 410 0 70 -86 122 -155 94z\"\/><path d=\"M1751 3234 c-13 -9 -29 -31 -37 -50 -12 -29 -10 -49 21 -204 19 -94 39 -189 45 -210 14 -50 54 -80 110 -80 34 0 48 6 76 34 21 21 34 44 34 59 0 14 -18 113 -40 219 -37 178 -43 195 -70 221 -36 32 -101 37 -139 11z\"\/><path d=\"M1163 3073 c-36 -7 -73 -59 -73 -102 0 -56 133 -378 171 -413 34 -32 83 -37 129 -13 70 36 67 87 -16 290 -86 209 -89 214 -129 231 -35 14 -42 15 -82 7z\"\/><path d=\"M3689 3066 c-15 -9 -33 -30 -42 -48 -48 -103 -147 -355 -147 -375 0 -98 131 -148 192 -74 13 15 57 108 97 206 80 196 84 226 37 273 -30 30 -99 39 -137 18z\"\/><path d=\"M583 2784 c-38 -19 -67 -74 -58 -113 9 -42 211 -354 242 -373 16 -10 45 -18 66 -18 51 0 107 52 107 100 0 39 -1 41 -124 234 -80 126 -108 162 -133 173 -41 17 -61 16 -100 -3z\"\/><path d=\"M4250 2784 c-14 -9 -74 -91 -133 -183 -95 -150 -107 -173 -107 -213 0 -55 33 -94 87 -104 67 -13 90 8 211 198 130 202 137 225 78 284 -27 27 -42 34 -72 34 -22 0 -50 -8 -64 -16z\"\/><path d=\"M2275 2693 c-553 -48 -1095 -270 -1585 -649 -135 -104 -459 -423 -483 -476 -23 -49 -22 -139 2 -186 73 -142 361 -457 571 -626 285 -228 642 -407 990 -497 242 -63 336 -73 660 -74 310 0 370 5 595 52 535 111 1045 392 1455 803 122 121 250 273 275 326 19 41 19 137 0 174 -41 79 -309 363 -465 492 -447 370 -946 591 -1479 653 -113 14 -422 18 -536 8z m395 -428 c171 -34 330 -124 456 -258 112 -119 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