{"id":11354,"date":"2023-06-13T21:35:43","date_gmt":"2023-06-13T13:35:43","guid":{"rendered":"http:\/\/123.57.164.21\/?p=11354"},"modified":"2023-06-13T21:35:43","modified_gmt":"2023-06-13T13:35:43","slug":"%e5%88%86%e5%b8%83%e5%bc%8f%e4%ba%8b%e5%8a%a1%e7%9a%84%e5%ae%9e%e7%8e%b0%e5%8e%9f%e7%90%86","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=11354","title":{"rendered":"\u5206\u5e03\u5f0f\u4e8b\u52a1\u7684\u5b9e\u73b0\u539f\u7406"},"content":{"rendered":"\n<p>\u4e8b\u52a1\u662f\u6570\u636e\u5e93\u7cfb\u7edf\u4e2d\u975e\u5e38\u6709\u8da3\u4e5f\u975e\u5e38\u91cd\u8981\u7684\u6982\u5ff5\uff0c\u5b83\u662f\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\u6267\u884c\u8fc7\u7a0b\u4e2d\u7684\u4e00\u4e2a\u903b\u8f91\u5355\u5143\uff0c\u5b83\u80fd\u591f\u4fdd\u8bc1\u4e00\u4e2a\u4e8b\u52a1\u4e2d\u7684\u6240\u6709\u64cd\u4f5c\u8981\u4e48\u5168\u90e8\u6267\u884c\uff0c\u8981\u4e48\u5168\u4e0d\u6267\u884c\uff1b\u5728 SOA 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srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-25-1024x253.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-25-300x74.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-25-768x189.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-25-830x205.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-25-230x57.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-25-350x86.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-25-480x118.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-25.png 1484w\" sizes=\"(max-width: 519px) 100vw, 519px\" 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https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-26-230x59.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-26-350x90.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-26-480x123.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-26.png 1494w\" sizes=\"(max-width: 513px) 100vw, 513px\" \/><\/figure><\/div>\n\n\n\n<p>\u6211\u4eec\u7ecf\u5e38\u5c06\u8fd9\u4e0a\u8ff0\u7684\u56db\u5927\u7279\u6027\u7b80\u5199\u4e3a ACID\uff0c\u800c\u6570\u636e\u5e93\u4e8b\u52a1\u7684\u5b9e\u73b0\u539f\u7406\u5176\u5b9e\u4e5f\u5c31\u662f\u5b9e\u73b0\u8fd9\u56db\u5927\u7279\u6027\u7684\u539f\u7406\u3002<\/p>\n\n\n\n<p><strong>\u5b9e\u73b0\u539f\u7406<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u5728\u4e4b\u524d\u7684\u6587\u7ae0 <a rel=\"noreferrer noopener\" href=\"https:\/\/draveness.me\/mysql-transaction\" target=\"_blank\">\u300e\u6d45\u5165\u6df1\u51fa\u300fMySQL 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srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-27-1024x208.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-27-300x61.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-27-768x156.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-27-830x168.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-27-230x47.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-27-350x71.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-27-480x97.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-27.png 1488w\" sizes=\"(max-width: 472px) 100vw, 472px\" 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MySQL \u6700\u5e38\u89c1\u7684\u5b58\u50a8\u5f15\u64ce InnoDB \u4e2d\uff0c\u4e8b\u52a1\u65e5\u5fd7\u5176\u5b9e\u6709\u4e24\u79cd\uff0c\u4e00\u79cd\u662f\u56de\u6eda\u65e5\u5fd7\uff08undo log\uff09\uff0c\u53e6\u4e00\u79cd\u662f\u91cd\u505a\u65e5\u5fd7\uff08redo log\uff09\uff0c\u5176\u4e2d\u524d\u8005\u4fdd\u8bc1\u4e8b\u52a1\u7684\u539f\u5b50\u6027\uff0c\u540e\u8005\u4fdd\u8bc1\u4e8b\u52a1\u7684\u6301\u4e45\u6027\uff0c\u4e24\u8005\u53ef\u4ee5\u7edf\u79f0\u4e3a\u4e8b\u52a1\u65e5\u5fd7\u3002<\/p>\n\n\n\n<p><strong>\u5e76\u53d1\u63a7\u5236<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u6570\u636e\u5e93\u4f5c\u4e3a\u6700\u5173\u952e\u7684\u540e\u7aef\u670d\u52a1\uff0c\u5f88\u96be\u60f3\u8c61\u53ea\u80fd\u4e32\u884c\u6267\u884c\u6bcf\u4e00\u4e2a\u6570\u636e\u5e93\u64cd\u4f5c\u5e26\u6765\u7684\u6027\u80fd\u5f71\u54cd\uff0c\u7136\u800c\u5728\u5e76\u53d1\u6267\u884c SQL \u7684\u8fc7\u7a0b\u4e2d\u5c31\u53ef\u80fd\u65e0\u6cd5\u4fdd\u8bc1\u6570\u636e\u5e93\u5bf9\u4e8e\u9694\u79bb\u6027\u7684\u8981\u6c42\uff0c\u5f52\u6839\u7ed3\u5e95\u8fd9\u5c31\u662f\u4e00\u81f4\u6027\u3001\u9694\u79bb\u6027\u4e0e\u6027\u80fd\u4e4b\u95f4\u7684\u6743\u8861\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-28-1024x414.png\" alt=\"\" class=\"wp-image-11358\" width=\"532\" height=\"214\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-28-1024x414.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-28-300x121.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-28-768x310.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-28-830x335.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-28-230x93.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-28-350x141.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-28-480x194.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-28.png 1480w\" sizes=\"(max-width: 532px) 100vw, 532px\" \/><\/figure><\/div>\n\n\n\n<p>\u4e3a\u4e86\u907f\u514d\u5e76\u53d1\u5e26\u6765\u7684\u4e00\u81f4\u6027\u95ee\u9898\u3001\u6ee1\u8db3\u6570\u636e\u5e93\u5bf9\u4e8e\u9694\u79bb\u6027\u8981\u6c42\uff0c\u6570\u636e\u5e93\u7cfb\u7edf\u5f80\u5f80\u90fd\u4f1a\u4f7f\u7528\u5e76\u53d1\u63a7\u5236\u673a\u5236\u5c3d\u53ef\u80fd\u5730\u5145\u5206\u5229\u7528\u673a\u5668\u7684\u6548\u7387\uff0c\u6700\u5e38\u89c1\u7684\u51e0\u79cd\u5e76\u53d1\u63a7\u5236\u673a\u5236\u5c31\u662f\u9501\u3001\u65f6\u95f4\u6233\u548c MVCC\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-29-1024x266.png\" alt=\"\" class=\"wp-image-11359\" width=\"532\" height=\"138\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-29-1024x266.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-29-300x78.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-29-768x199.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-29-830x215.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-29-230x60.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-29-350x91.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-29-480x124.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-29.png 1496w\" sizes=\"(max-width: 532px) 100vw, 532px\" \/><\/figure><\/div>\n\n\n\n<p>\u4f5c\u4e3a\u60b2\u89c2\u5e76\u53d1\u63a7\u5236\u673a\u5236\uff0c\u9501\u4f7f\u7528\u5728\u66f4\u65b0\u8d44\u6e90\u4e4b\u524d\u5bf9\u8d44\u6e90\u8fdb\u884c\u9501\u5b9a\u7684\u65b9\u5f0f\u4fdd\u8bc1\u591a\u4e2a\u6570\u636e\u5e93\u7684\u4f1a\u8bdd\u540c\u65f6\u4fee\u6539\u67d0\u4e00\u884c\u8bb0\u5f55\u65f6\u4e0d\u4f1a\u51fa\u73b0\u8131\u79bb\u9884\u671f\u7684\u884c\u4e3a\uff0c\u800c\u65f6\u95f4\u6233\u8fd9\u79cd\u65b9\u5f0f\u5728\u6bcf\u6b21\u63d0\u4ea4\u65f6\u5bf9\u8d44\u6e90\u662f\u5426\u88ab\u6539\u53d8\u8fdb\u884c\u68c0\u67e5\u3002<\/p>\n\n\n\n<p>\u5728 <a rel=\"noreferrer noopener\" href=\"https:\/\/draveness.me\/database-concurrency-control\" target=\"_blank\">\u6d45\u8c08\u6570\u636e\u5e93\u5e76\u53d1\u63a7\u5236 &#8211; \u9501\u548c MVCC<\/a> \u4e2d\uff0c\u4f5c\u8005\u4ecb\u7ecd\u8fc7\u51e0\u79cd\u4e0d\u540c\u7684\u5e76\u53d1\u63a7\u5236\u673a\u5236\u7684\u5b9e\u73b0\u539f\u7406\uff0c\u60f3\u8981\u4e86\u89e3\u66f4\u591a\u76f8\u5173\u7684\u5185\u5bb9\u7684\u53ef\u4ee5\u9605\u8bfb\u8fd9\u7bc7\u6587\u7ae0\u3002<\/p>\n\n\n\n<p><strong>\u5206\u5e03\u5f0f\u4e8b\u52a1<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u4ece\u5e7f\u4e49\u4e0a\u6765\u770b\uff0c\u5206\u5e03\u5f0f\u4e8b\u52a1\u5176\u5b9e\u4e5f\u662f\u4e8b\u52a1\uff0c\u53ea\u662f\u7531\u4e8e\u4e1a\u52a1\u4e0a\u7684\u5b9a\u4e49\u4ee5\u53ca\u5fae\u670d\u52a1\u67b6\u6784\u8bbe\u8ba1\u7684\u95ee\u9898\uff0c\u6240\u4ee5\u9700\u8981\u5728\u591a\u4e2a\u670d\u52a1\u4e4b\u95f4\u4fdd\u8bc1\u4e1a\u52a1\u7684\u4e8b\u52a1\u6027\uff0c\u4e5f\u5c31\u662f ACID \u56db\u4e2a\u7279\u6027\uff1b\u4ece\u5355\u673a\u7684\u6570\u636e\u5e93\u4e8b\u52a1\u53d8\u6210\u5206\u5e03\u5f0f\u4e8b\u52a1\u65f6\uff0c\u539f\u6709\u5355\u673a\u4e2d\u76f8\u5bf9\u53ef\u9760\u7684\u65b9\u6cd5\u8c03\u7528\u4ee5\u53ca\u8fdb\u7a0b\u95f4\u901a\u4fe1\u65b9\u5f0f\u5df2\u7ecf\u6ca1\u6709\u529e\u6cd5\u4f7f\u7528\uff0c\u540c\u65f6\u7531\u4e8e\u7f51\u7edc\u901a\u4fe1\u7ecf\u5e38\u662f\u4e0d\u7a33\u5b9a\u7684\uff0c\u6240\u4ee5\u670d\u52a1\u4e4b\u95f4\u4fe1\u606f\u7684\u4f20\u9012\u4f1a\u51fa\u73b0\u969c\u788d\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-30-1024x290.png\" alt=\"\" class=\"wp-image-11360\" width=\"488\" height=\"137\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-30-1024x290.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-30-300x85.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-30-830x235.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-30-230x65.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-30-350x99.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-30-480x136.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-30.png 1490w\" sizes=\"(max-width: 488px) 100vw, 488px\" \/><\/figure><\/div>\n\n\n\n<p>\u6a21\u5757\uff08\u6216\u670d\u52a1\uff09\u4e4b\u95f4\u901a\u4fe1\u65b9\u5f0f\u7684\u6539\u53d8\u662f\u9020\u6210\u5206\u5e03\u5f0f\u4e8b\u52a1\u590d\u6742\u7684\u6700\u4e3b\u8981\u539f\u56e0\uff0c\u5728\u540c\u4e00\u4e2a\u4e8b\u52a1\u4e4b\u95f4\u7684\u6267\u884c\u591a\u6bb5\u4ee3\u7801\u4f1a\u56e0\u4e3a\u7f51\u7edc\u7684\u4e0d\u7a33\u5b9a\u9020\u6210\u5404\u79cd\u5947\u602a\u7684\u95ee\u9898\uff0c\u5f53\u6211\u4eec\u901a\u8fc7\u7f51\u7edc\u8bf7\u6c42\u5176\u4ed6\u670d\u52a1\u7684\u63a5\u53e3\u65f6\uff0c\u5f80\u5f80\u4f1a\u5f97\u5230\u4e09\u79cd\u7ed3\u679c\uff1a\u6b63\u786e\u3001\u5931\u8d25\u548c\u8d85\u65f6\uff0c\u65e0\u8bba\u662f\u6210\u529f\u8fd8\u662f\u5931\u8d25\uff0c\u6211\u4eec\u90fd\u80fd\u5f97\u5230\u552f\u4e00\u786e\u5b9a\u7684\u7ed3\u679c\uff0c<strong>\u8d85\u65f6\u4ee3\u8868\u8bf7\u6c42\u7684\u53d1\u8d77\u8005\u4e0d\u80fd\u786e\u5b9a\u63a5\u53d7\u8005\u662f\u5426\u6210\u529f\u5904\u7406\u4e86\u8bf7\u6c42<\/strong>\uff0c\u8fd9\u4e5f\u662f\u9020\u6210\u8bf8\u591a\u95ee\u9898\u7684\u8bf1\u56e0\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-31-1024x503.png\" alt=\"\" class=\"wp-image-11361\" width=\"467\" height=\"229\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-31-1024x503.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-31-300x147.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-31-768x377.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-31-830x408.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-31-230x113.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-31-350x172.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-31-480x236.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-31.png 1502w\" sizes=\"(max-width: 467px) 100vw, 467px\" \/><\/figure><\/div>\n\n\n\n<p>\u7cfb\u7edf\u4e4b\u95f4\u7684\u901a\u4fe1\u53ef\u9760\u6027\u4ece\u5355\u4e00\u7cfb\u7edf\u4e2d\u7684\u53ef\u9760\u53d8\u6210\u4e86\u5fae\u670d\u52a1\u67b6\u6784\u4e4b\u95f4\u7684\u4e0d\u53ef\u9760\uff0c\u5206\u5e03\u5f0f\u4e8b\u52a1\u5176\u5b9e\u5c31\u662f\u5728\u4e0d\u53ef\u9760\u7684\u901a\u4fe1\u4e0b\u5b9e\u73b0\u4e8b\u52a1\u7684\u7279\u6027\u3002\u65e0\u8bba\u662f\u4e8b\u52a1\u8fd8\u662f\u5206\u5e03\u5f0f\u4e8b\u52a1\u5b9e\u73b0\u539f\u5b50\u6027\u90fd\u65e0\u6cd5\u907f\u514d\u5bf9<strong>\u6301\u4e45\u5b58\u50a8<\/strong>\u7684\u4f9d\u8d56\uff0c\u4e8b\u52a1\u4f7f\u7528\u78c1\u76d8\u4e0a\u7684\u65e5\u5fd7\u8bb0\u5f55\u6267\u884c\u7684\u8fc7\u7a0b\u4ee5\u53ca\u4e0a\u4e0b\u6587\uff0c\u8fd9\u6837\u65e0\u8bba\u662f\u9700\u8981<strong>\u56de\u6eda<\/strong>\u8fd8\u662f<strong>\u8865\u507f<\/strong>\u90fd\u53ef\u4ee5\u901a\u8fc7\u65e5\u5fd7\u8ffd\u6eaf\uff0c\u800c\u5206\u5e03\u5f0f\u4e8b\u52a1\u4e5f\u4f1a\u4f9d\u8d56\u6570\u636e\u5e93\u3001Zookeeper \u6216\u8005 ETCD \u7b49\u670d\u52a1\u8ffd\u8e2a\u4e8b\u52a1\u7684\u6267\u884c\u8fc7\u7a0b\uff0c\u603b\u800c\u8a00\u4e4b\uff0c<strong>\u5404\u79cd\u5f62\u5f0f\u7684\u65e5\u5fd7\u662f\u4fdd\u8bc1\u4e8b\u52a1\u51e0\u5927\u7279\u6027\u7684\u91cd\u8981\u624b\u6bb5<\/strong>\u3002<\/p>\n\n\n\n<p><strong>2PC \u4e0e 3PC<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u4e24\u9636\u6bb5\u63d0\u4ea4\u662f\u4e00\u79cd\u4f7f\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u6240\u6709\u8282\u70b9\u5728\u8fdb\u884c\u4e8b\u52a1\u63d0\u4ea4\u65f6\u4fdd\u6301\u4e00\u81f4\u6027\u800c\u8bbe\u8ba1\u7684\u4e00\u79cd\u534f\u8bae\uff1b\u5728\u4e00\u4e2a\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\uff0c\u6240\u6709\u7684\u8282\u70b9\u867d\u7136\u90fd\u53ef\u4ee5\u77e5\u9053\u81ea\u5df1\u6267\u884c\u64cd\u4f5c\u540e\u7684\u72b6\u6001\uff0c\u4f46\u662f\u65e0\u6cd5\u77e5\u9053\u5176\u4ed6\u8282\u70b9\u6267\u884c\u64cd\u4f5c\u7684\u72b6\u6001\uff0c\u5728\u4e00\u4e2a\u4e8b\u52a1\u8de8\u8d8a\u591a\u4e2a\u7cfb\u7edf\u65f6\uff0c\u5c31\u9700\u8981\u5f15\u5165\u4e00\u4e2a\u4f5c\u4e3a\u534f\u8c03\u8005\u7684\u7ec4\u4ef6\u6765\u7edf\u4e00\u638c\u63a7\u5168\u90e8\u7684\u8282\u70b9\u5e76\u6307\u793a\u8fd9\u4e9b\u8282\u70b9\u662f\u5426\u628a\u64cd\u4f5c\u7ed3\u679c\u8fdb\u884c\u771f\u6b63\u7684\u63d0\u4ea4\uff0c\u60f3\u8981\u5728\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u5b9e\u73b0\u4e00\u81f4\u6027\u7684\u5176\u4ed6\u534f\u8bae\u90fd\u662f\u5728\u4e24\u9636\u6bb5\u63d0\u4ea4\u7684\u57fa\u7840\u4e0a\u505a\u7684\u6539\u8fdb\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-32-1024x263.png\" alt=\"\" class=\"wp-image-11362\" width=\"503\" height=\"128\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-32-1024x263.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-32-300x77.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-32-768x197.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-32-830x213.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-32-230x59.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-32-350x90.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-32-480x123.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-32.png 1482w\" sizes=\"(max-width: 503px) 100vw, 503px\" \/><\/figure><\/div>\n\n\n\n<p>\u4e24\u9636\u6bb5\u63d0\u4ea4\u7684\u6267\u884c\u8fc7\u7a0b\u5c31\u8ddf\u5b83\u7684\u540d\u5b57\u4e00\u6837\u5206\u4e3a\u4e24\u4e2a\u9636\u6bb5\uff0c<em>\u6295\u7968\u9636\u6bb5_\u548c_\u63d0\u4ea4\u9636\u6bb5<\/em>\uff0c\u5728\u6295\u7968\u9636\u6bb5\u4e2d\uff0c\u534f\u8c03\u8005\uff08Coordinator\uff09\u4f1a\u5411\u4e8b\u52a1\u7684\u53c2\u4e0e\u8005\uff08Cohort\uff09\u8be2\u95ee\u662f\u5426\u53ef\u4ee5\u6267\u884c\u64cd\u4f5c\u7684\u8bf7\u6c42\uff0c\u5e76\u7b49\u5f85\u5176\u4ed6\u53c2\u4e0e\u8005\u7684\u54cd\u5e94\uff0c\u53c2\u4e0e\u8005\u4f1a\u6267\u884c\u76f8\u5bf9\u5e94\u7684\u4e8b\u52a1\u64cd\u4f5c\u5e76<strong>\u8bb0\u5f55\u91cd\u505a\u548c\u56de\u6eda\u65e5\u5fd7<\/strong>\uff0c\u6240\u6709\u6267\u884c\u6210\u529f\u7684\u53c2\u4e0e\u8005\u4f1a\u5411\u534f\u8c03\u8005\u53d1\u9001 <code>AGREEMENT<\/code> \u6216\u8005 <code>ABORT<\/code> \u8868\u793a\u6267\u884c\u64cd\u4f5c\u7684\u7ed3\u679c\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-33-1024x428.png\" alt=\"\" class=\"wp-image-11363\" width=\"481\" height=\"201\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-33-1024x428.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-33-300x125.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-33-768x321.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-33-830x347.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-33-230x96.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-33-350x146.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-33-480x201.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-33.png 1498w\" sizes=\"(max-width: 481px) 100vw, 481px\" \/><\/figure><\/div>\n\n\n\n<p>\u5f53\u6240\u6709\u7684\u53c2\u4e0e\u8005\u90fd\u8fd4\u56de\u4e86\u786e\u5b9a\u7684\u7ed3\u679c\uff08\u540c\u610f\u6216\u8005\u7ec8\u6b62\uff09\u65f6\uff0c\u4e24\u9636\u6bb5\u63d0\u4ea4\u5c31\u8fdb\u5165\u4e86\u63d0\u4ea4\u9636\u6bb5\uff0c\u534f\u8c03\u8005\u4f1a\u6839\u636e\u6295\u7968\u9636\u6bb5\u7684\u8fd4\u56de\u60c5\u51b5\u5411\u6240\u6709\u7684\u53c2\u4e0e\u8005\u53d1\u9001\u63d0\u4ea4\u6216\u8005\u56de\u6eda\u7684\u6307\u4ee4\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-34-1024x429.png\" alt=\"\" class=\"wp-image-11364\" width=\"470\" height=\"196\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-34-1024x429.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-34-300x126.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-34-768x321.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-34-830x347.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-34-230x96.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-34-350x147.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-34-480x201.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-34.png 1486w\" sizes=\"(max-width: 470px) 100vw, 470px\" \/><\/figure><\/div>\n\n\n\n<p>\u5f53\u4e8b\u52a1\u7684\u6240\u6709\u53c2\u4e0e\u8005\u90fd\u51b3\u5b9a\u63d0\u4ea4\u4e8b\u52a1\u65f6\uff0c\u534f\u8c03\u8005\u4f1a\u5411\u53c2\u4e0e\u8005\u53d1\u9001 <code>COMMIT<\/code> \u8bf7\u6c42\uff0c\u53c2\u4e0e\u8005\u5728\u5b8c\u6210\u64cd\u4f5c\u5e76\u91ca\u653e\u8d44\u6e90\u4e4b\u540e\u5411\u534f\u8c03\u8005\u8fd4\u56de\u5b8c\u6210\u6d88\u606f\uff0c\u534f\u8c03\u8005\u5728\u6536\u5230\u6240\u6709\u53c2\u4e0e\u8005\u7684\u5b8c\u6210\u6d88\u606f\u65f6\u4f1a\u7ed3\u675f\u6574\u4e2a\u4e8b\u52a1\uff1b\u4e0e\u4e4b\u76f8\u53cd\uff0c\u5f53\u6709\u53c2\u4e0e\u8005\u51b3\u5b9a <code>ABORT<\/code> \u5f53\u524d\u4e8b\u52a1\u65f6\uff0c\u534f\u8c03\u8005\u4f1a\u5411\u4e8b\u52a1\u7684\u53c2\u4e0e\u8005\u53d1\u9001\u56de\u6eda\u8bf7\u6c42\uff0c\u53c2\u4e0e\u8005\u4f1a\u6839\u636e\u4e4b\u524d\u6267\u884c\u64cd\u4f5c\u65f6\u7684<strong>\u56de\u6eda\u65e5\u5fd7<\/strong>\u5bf9\u64cd\u4f5c\u8fdb\u884c\u56de\u6eda\u5e76\u5411\u534f\u8c03\u8005\u53d1\u9001\u5b8c\u6210\u7684\u6d88\u606f\uff0c\u5728\u63d0\u4ea4\u9636\u6bb5\uff0c\u65e0\u8bba\u5f53\u524d\u4e8b\u52a1\u88ab\u63d0\u4ea4\u8fd8\u662f\u56de\u6eda\uff0c\u6240\u6709\u7684\u8d44\u6e90\u90fd\u4f1a\u88ab\u91ca\u653e\u5e76\u4e14\u4e8b\u52a1\u4e5f\u4e00\u5b9a\u4f1a\u7ed3\u675f\u3002<\/p>\n\n\n\n<p>\u4e24\u9636\u6bb5\u63d0\u4ea4\u534f\u8bae\u662f\u4e00\u4e2a\u963b\u585e\u534f\u8bae\uff0c\u4e5f\u5c31\u662f\u8bf4\u5728\u4e24\u9636\u6bb5\u63d0\u4ea4\u7684\u6267\u884c\u8fc7\u7a0b\u4e2d\uff0c\u9664\u6b64\u4e4b\u5916\uff0c\u5982\u679c\u4e8b\u52a1\u7684\u6267\u884c\u8fc7\u7a0b\u4e2d\u534f\u8c03\u8005\u6c38\u4e45\u5b95\u673a\uff0c\u4e8b\u52a1\u7684\u4e00\u90e8\u5206\u53c2\u4e0e\u8005\u5c06\u6c38\u8fdc\u65e0\u6cd5\u5b8c\u6210\u4e8b\u52a1\uff0c\u5b83\u4eec\u4f1a\u7b49\u5f85\u534f\u8c03\u8005\u53d1\u9001 <code>COMMIT<\/code> \u6216\u8005 <code>ROLLBACK<\/code> \u6d88\u606f\uff0c\u751a\u81f3\u4f1a\u51fa\u73b0\u591a\u4e2a\u53c2\u4e0e\u8005\u72b6\u6001\u4e0d\u4e00\u81f4\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-35-1024x441.png\" alt=\"\" class=\"wp-image-11365\" width=\"508\" height=\"218\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-35-1024x441.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-35-300x129.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-35-768x331.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-35-830x357.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-35-230x99.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-35-350x151.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-35-480x207.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-35.png 1486w\" sizes=\"(max-width: 508px) 100vw, 508px\" \/><\/figure><\/div>\n\n\n\n<p><strong>3PC<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u4e3a\u4e86\u89e3\u51b3\u4e24\u9636\u6bb5\u63d0\u4ea4\u5728\u534f\u8bae\u7684\u4e00\u4e9b\u95ee\u9898\uff0c\u4e09\u9636\u6bb5\u63d0\u4ea4\u5f15\u5165\u4e86<em>\u8d85\u65f6\u673a\u5236<\/em>\u548c<em>\u51c6\u5907\u9636\u6bb5<\/em>\uff0c\u5982\u679c\u534f\u8c03\u8005\u6216\u8005\u53c2\u4e0e\u8005\u5728\u89c4\u5b9a\u7684\u4e4b\u95f4\u5185\u6ca1\u6709\u63a5\u53d7\u5230\u6765\u81ea\u5176\u4ed6\u8282\u70b9\u7684\u54cd\u5e94\uff0c\u5c31\u4f1a\u6839\u636e\u5f53\u524d\u7684\u72b6\u6001\u9009\u62e9\u63d0\u4ea4\u6216\u8005\u7ec8\u6b62\u6574\u4e2a\u4e8b\u52a1\uff0c\u51c6\u5907\u9636\u6bb5\u7684\u5f15\u5165\u5176\u5b9e\u8ba9\u4e8b\u52a1\u7684\u53c2\u4e0e\u8005\u6709\u4e86\u9664\u56de\u6eda\u4e4b\u5916\u7684\u5176\u4ed6\u9009\u62e9\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-36-1024x601.png\" alt=\"\" class=\"wp-image-11366\" width=\"441\" height=\"258\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-36-1024x601.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-36-300x176.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-36-768x451.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-36-830x487.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-36-230x135.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-36-350x205.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-36-480x282.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-36.png 1138w\" sizes=\"(max-width: 441px) 100vw, 441px\" \/><\/figure><\/div>\n\n\n\n<p>\u5f53\u53c2\u4e0e\u8005\u5411\u534f\u8c03\u8005\u53d1\u9001 ACK \u540e\uff0c\u5982\u679c\u957f\u65f6\u95f4\u6ca1\u6709\u5f97\u5230\u534f\u8c03\u8005\u7684\u54cd\u5e94\uff0c\u5728\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u53c2\u4e0e\u8005\u4f1a\u81ea\u52a8\u5c06\u8d85\u65f6\u7684\u4e8b\u52a1\u8fdb\u884c\u63d0\u4ea4\uff0c\u4e0d\u4f1a\u50cf\u4e24\u9636\u6bb5\u63d0\u4ea4\u4e2d\u88ab\u963b\u585e\u4f4f\uff1b\u4e0a\u8ff0\u7684\u56fe\u7247\u975e\u5e38\u6e05\u695a\u5730\u8bf4\u660e\u4e86\u5728\u4e0d\u540c\u9636\u6bb5\uff0c\u534f\u8c03\u8005\u6216\u8005\u53c2\u4e0e\u8005\u7684\u8d85\u65f6\u4f1a\u9020\u6210\u4ec0\u4e48\u6837\u7684\u884c\u4e3a\u3002<\/p>\n\n\n\n<p><strong><a rel=\"noreferrer noopener\" href=\"https:\/\/draveness.me\/distributed-transaction-principle#xa-%E4%BA%8B%E5%8A%A1\" target=\"_blank\"><\/a>XA \u4e8b\u52a1<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h4 class=\"wp-block-heading\"><a href=\"https:\/\/draveness.me\/distributed-transaction-principle#xa-%E4%BA%8B%E5%8A%A1\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/h4>\n\n\n\n<p>MySQL \u7684 InnoDB \u5f15\u64ce\u5176\u5b9e\u80fd\u591f\u652f\u6301\u5206\u5e03\u5f0f\u4e8b\u52a1\uff0c\u4e5f\u5c31\u662f\u6211\u4eec\u7ecf\u5e38\u8bf4\u7684 XA \u4e8b\u52a1\uff1bXA \u4e8b\u52a1\u5c31\u662f\u7528\u4e86\u6211\u4eec\u5728\u4e0a\u4e00\u8282\u4e2d\u63d0\u5230\u7684\u4e24\u9636\u6bb5\u63d0\u4ea4\u534f\u8bae\u5b9e\u73b0\u5206\u5e03\u5f0f\u4e8b\u52a1\uff0c\u5176\u4e2d\u4e8b\u52a1\u7ba1\u7406\u5668\u4e3a\u534f\u8c03\u8005\uff0c\u800c\u8d44\u6e90\u7ba1\u7406\u5668\u5c31\u662f\u5206\u5e03\u5f0f\u4e8b\u52a1\u7684\u53c2\u4e0e\u8005\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-37-1024x278.png\" alt=\"\" class=\"wp-image-11367\" width=\"516\" height=\"140\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-37-1024x278.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-37-300x81.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-37-768x208.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-37-830x225.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-37-230x62.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-37-350x95.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-37-480x130.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-37.png 1498w\" sizes=\"(max-width: 516px) 100vw, 516px\" \/><\/figure><\/div>\n\n\n\n<p>\u5230\u8fd9\u91cc\uff0c\u5176\u5b9e\u6211\u4eec\u5df2\u7ecf\u80fd\u591f\u6e05\u6670\u5730\u77e5\u9053 MySQL \u4e2d\u7684 XA \u4e8b\u52a1\u662f\u5982\u4f55\u5b9e\u73b0\u7684\uff1a<\/p>\n\n\n\n<ul><li>\u8d44\u6e90\u7ba1\u7406\u5668\u63d0\u4f9b\u4e86\u8bbf\u95ee\u4e8b\u52a1\u8d44\u6e90\u7684\u80fd\u529b\uff0c\u6570\u636e\u5e93\u5c31\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u8d44\u6e90\u7ba1\u7406\u5668\uff0c\u5b83\u80fd\u591f\u63d0\u4ea4\u6216\u8005\u56de\u6eda\u5176\u7ba1\u7406\u7684\u4e8b\u52a1\uff1b<\/li><li>\u4e8b\u52a1\u7ba1\u7406\u5668\u534f\u8c03\u6574\u4e2a\u5206\u5e03\u5f0f\u4e8b\u52a1\u7684\u5404\u4e2a\u90e8\u5206\uff0c\u5b83\u4e0e\u591a\u4e2a\u8d44\u6e90\u7ba1\u7406\u5668\u901a\u4fe1\uff0c\u5206\u522b\u5904\u7406\u4ed6\u4eec\u7ba1\u7406\u7684\u4e8b\u52a1\uff0c\u8fd9\u4e9b\u4e8b\u52a1\u90fd\u662f\u6574\u4f53\u4e8b\u52a1\u7684\u4e00\u4e2a\u5206\u652f\u3002<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-38-1024x455.png\" alt=\"\" class=\"wp-image-11368\" width=\"498\" height=\"221\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-38-1024x455.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-38-300x133.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-38-768x341.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-38-830x369.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-38-230x102.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-38-350x156.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-38-480x213.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-38.png 1494w\" sizes=\"(max-width: 498px) 100vw, 498px\" \/><\/figure><\/div>\n\n\n\n<p>\u6b63\u5982\u4e24\u9636\u6bb5\u63d0\u4ea4\u534f\u8bae\u4e2d\u5b9a\u4e49\u7684\uff0cMySQL \u63d0\u4f9b\u7684 XA \u63a5\u53e3\u53ef\u4ee5\u975e\u5e38\u65b9\u4fbf\u5730\u5b9e\u73b0\u534f\u8bae\u4e2d\u7684\u6295\u7968\u548c\u63d0\u4ea4\u9636\u6bb5\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4e00\u4e0b\u7684\u6d41\u7a0b\u56fe\u7b80\u5355\u7406\u89e3\u4e00\u4e0b MySQL XA \u7684\u63a5\u53e3\u662f\u5982\u4f55\u4f7f\u7528\u7684\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-39-1024x368.png\" alt=\"\" class=\"wp-image-11369\" width=\"495\" height=\"177\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-39-1024x368.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-39-300x108.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-39-768x276.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-39-830x299.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-39-230x83.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-39-350x126.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-39-480x173.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-39.png 1490w\" sizes=\"(max-width: 495px) 100vw, 495px\" \/><\/figure><\/div>\n\n\n\n<p>XA \u786e\u5b9e\u80fd\u591f\u4fdd\u8bc1\u8f83\u5f3a\u7684\u4e00\u81f4\u6027\uff0c\u4f46\u662f\u5728 MySQL XA \u7684\u6267\u884c\u8fc7\u7a0b\u4e2d\u4f1a\u5bf9\u76f8\u5e94\u7684\u8d44\u6e90\u52a0\u9501\uff0c\u963b\u585e\u5176\u4ed6\u4e8b\u52a1\u5bf9\u8be5\u8d44\u6e90\u7684\u8bbf\u95ee\uff0c\u5982\u679c\u4e8b\u52a1\u957f\u65f6\u95f4\u6ca1\u6709 <code>COMMIT<\/code> \u6216\u8005 <code>ROLLBACK<\/code>\uff0c\u5176\u5b9e\u4f1a\u5bf9\u6570\u636e\u5e93\u9020\u6210\u6bd4\u8f83\u4e25\u91cd\u7684\u5f71\u54cd\u3002<\/p>\n\n\n\n<p><strong>Saga<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u4e24\u9636\u6bb5\u63d0\u4ea4\u5176\u5b9e\u53ef\u4ee5\u4fdd\u8bc1\u4e8b\u52a1\u7684\u5f3a\u4e00\u81f4\u6027\uff0c\u4f46\u662f\u5728\u5f88\u591a\u4e1a\u52a1\u573a\u666f\u4e0b\uff0c\u6211\u4eec\u5176\u5b9e\u53ea\u9700\u8981\u4fdd\u8bc1\u4e1a\u52a1\u7684\u6700\u7ec8\u4e00\u81f4\u6027\uff0c\u5728\u4e00\u5b9a\u7684\u65f6\u95f4\u7a97\u53e3\u5185\uff0c\u591a\u4e2a\u7cfb\u7edf\u4e2d\u7684\u6570\u636e\u4e0d\u4e00\u81f4\u662f\u53ef\u4ee5\u63a5\u53d7\u7684\uff0c\u5728\u8fc7\u4e86\u65f6\u95f4\u7a97\u53e3\u4e4b\u540e\uff0c\u6240\u6709\u7cfb\u7edf\u90fd\u4f1a\u8fd4\u56de\u4e00\u81f4\u7684\u7ed3\u679c\u3002<\/p>\n\n\n\n<p>Saga \u5176\u5b9e\u5c31\u4e00\u79cd\u7b80\u5316\u7684\u5206\u5e03\u5f0f\u4e8b\u52a1\u89e3\u51b3\u65b9\u6848\uff0c\u5b83\u5c06\u4e00\u7cfb\u5217\u7684\u5206\u5e03\u5f0f\u64cd\u4f5c\u8f6c\u5316\u6210\u4e86\u4e00\u7cfb\u5217\u7684\u672c\u5730\u4e8b\u52a1\uff0c\u5728\u6bcf\u4e00\u4e2a\u672c\u5730\u4e8b\u52a1\u4e2d\u6211\u4eec\u90fd\u4f1a\u66f4\u65b0\u6570\u636e\u5e93\u5e76\u4e14\u5411\u96c6\u7fa4\u4e2d\u7684\u5176\u4ed6\u670d\u52a1\u53d1\u9001\u4e00\u6761\u7684\u65b0\u7684\u6d88\u606f\u6765\u89e6\u53d1\u4e0b\u4e00\u4e2a\u672c\u5730\u7684\u4e8b\u52a1\uff1b\u4e00\u65e6\u672c\u5730\u7684\u4e8b\u52a1\u56e0\u4e3a\u8fdd\u53cd\u4e86\u4e1a\u52a1\u903b\u8f91\u800c\u5931\u8d25\uff0c\u90a3\u4e48\u5c31\u4f1a\u7acb\u523b\u89e6\u53d1\u4e00\u7cfb\u5217\u7684\u56de\u6eda\u64cd\u4f5c\u6765\u64a4\u56de\u4e4b\u524d\u672c\u5730\u4e8b\u52a1\u9020\u6210\u7684\u526f\u4f5c\u7528\u3002<\/p>\n\n\n\n<p><strong>LLT<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u76f8\u6bd4\u4e8e\u672c\u5730\u7684\u6570\u636e\u5e93\u4e8b\u52a1\u6765\u8bf4\uff0c\u957f\u4e8b\u52a1\uff08Long Lived Transaction\uff09\u4f1a\u5bf9\u4e00\u4e9b\u6570\u636e\u5e93\u8d44\u6e90\u6301\u6709\u76f8\u5bf9\u8f83\u957f\u7684\u4e00\u6bb5\u65f6\u95f4\uff0c\u8fd9\u4f1a\u4e25\u91cd\u5730\u5f71\u54cd\u5176\u4ed6\u6b63\u5e38\u6570\u636e\u5e93\u4e8b\u52a1\u7684\u6267\u884c\uff0c\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\uff0cHector Garcia-Molina \u548c Kenneth Salem \u5728 1987 \u53d1\u5e03\u4e86\u8bba\u6587 <a href=\"https:\/\/www.cs.cornell.edu\/andru\/cs711\/2002fa\/reading\/sagas.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Sagas<\/a> \u7528\u4e8e\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u4e00\u4e2a LLT \u80fd\u591f\u88ab\u6539\u5199\u6210\u4e00\u7cfb\u5217\u7684\u76f8\u4e92\u4ea4\u9519\u91cd\u53e0\u7684\u591a\u4e2a\u6570\u636e\u5e93\u4e8b\u52a1\uff0c\u90a3\u4e48\u8fd9\u4e2a LLT \u5c31\u662f\u4e00\u4e2a Saga\uff1b\u6570\u636e\u5e93\u7cfb\u7edf\u80fd\u591f\u4fdd\u8bc1 Saga \u4e2d\u4e00\u7cfb\u5217\u7684\u4e8b\u52a1\u8981\u4e48\u5168\u90e8\u6210\u529f\u6267\u884c\u3001\u8981\u4e48\u5b83\u4eec\u7684\u8865\u507f\u4e8b\u52a1\u80fd\u591f\u56de\u6eda\u5168\u90e8\u7684\u526f\u4f5c\u7528\uff0c\u4fdd\u8bc1\u6574\u4e2a\u5206\u5e03\u5f0f\u4e8b\u52a1\u7684\u6700\u7ec8\u4e00\u81f4\u6027\u3002Saga \u7684\u6982\u5ff5\u548c\u5b83\u7684\u5b9e\u73b0\u90fd\u662f\u975e\u5e38\u7b80\u5355\u7684\uff0c\u4f46\u662f\u5b83\u5374\u80fd\u591f\u6709\u5f88\u5927\u7684\u6f5c\u529b\u589e\u52a0\u6574\u4e2a\u7cfb\u7edf\u7684\u5904\u7406\u80fd\u529b\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-40-1024x434.png\" alt=\"\" class=\"wp-image-11370\" width=\"493\" height=\"209\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-40-1024x434.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-40-300x127.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-40-768x325.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-40-830x352.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-40-230x97.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-40-350x148.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-40-480x203.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-40.png 1496w\" sizes=\"(max-width: 493px) 100vw, 493px\" \/><\/figure><\/div>\n\n\n\n<p>\u4e8b\u52a1\u8d8a\u957f\u5e76\u4e14\u8d8a\u590d\u6742\uff0c\u90a3\u4e48\u8fd9\u4e2a\u4e8b\u52a1\u7531\u4e8e\u5f02\u5e38\u800c\u88ab\u56de\u6eda\u4ee5\u53ca\u6b7b\u9501\u7684\u53ef\u80fd\u6027\u5c31\u4f1a\u9010\u6e10\u589e\u52a0\uff0cSaga \u4f1a\u5c06\u4e00\u4e2a LLT \u5206\u89e3\u6210\u591a\u4e2a\u77ed\u4e8b\u52a1\uff0c\u80fd\u591f\u975e\u5e38\u660e\u663e\u5730\u964d\u4f4e\u4e8b\u52a1\u88ab\u56de\u6eda\u7684\u98ce\u9669\u3002<\/p>\n\n\n\n<p><strong>\u534f\u540c\u4e0e\u7f16\u6392<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u5f53\u6211\u4eec\u4f7f\u7528 Saga \u6a21\u5f0f\u5f00\u53d1\u5206\u5e03\u5f0f\u4e8b\u52a1\u65f6\uff0c\u6709\u4e24\u79cd\u534f\u8c03\u4e0d\u540c\u670d\u52a1\u7684\u65b9\u5f0f\uff0c\u4e00\u79cd\u662f\u534f\u540c\uff08Choreography\uff09\uff0c\u53e6\u4e00\u79cd\u662f\u7f16\u6392\uff08Orchestration\uff09\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-41-1024x260.png\" alt=\"\" class=\"wp-image-11371\" width=\"536\" height=\"136\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-41-1024x260.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-41-300x76.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-41-768x195.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-41-830x211.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-41-230x58.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-41-350x89.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-41-480x122.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-41.png 1496w\" sizes=\"(max-width: 536px) 100vw, 536px\" \/><\/figure><\/div>\n\n\n\n<p>\u5982\u679c\u5bf9\u4e8e\u4e00\u4e2a\u5206\u5e03\u5f0f\u4e8b\u52a1\uff0c\u6211\u4eec\u91c7\u7528\u534f\u540c\u7684\u65b9\u5f0f\u8fdb\u884c\u5f00\u53d1\uff0c\u6bcf\u4e00\u4e2a\u672c\u5730\u7684\u4e8b\u52a1\u90fd\u4f1a\u89e6\u53d1\u4e00\u4e2a\u5176\u4ed6\u670d\u52a1\u4e2d\u7684\u672c\u5730\u4e8b\u52a1\u7684\u6267\u884c\uff0c\u4e5f\u5c31\u662f\u8bf4\u4e8b\u52a1\u7684\u6267\u884c\u8fc7\u7a0b\u662f\u4e00\u4e2a\u6d41\u7684\u5f62\u5f0f\u8fdb\u884c\u7684\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-42-1024x329.png\" alt=\"\" class=\"wp-image-11372\" width=\"536\" height=\"171\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-42-1024x329.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-42-300x97.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-42-768x247.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-42-830x267.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-42-230x74.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-42-350x113.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-42-480x154.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-42.png 1486w\" sizes=\"(max-width: 536px) 100vw, 536px\" \/><\/figure><\/div>\n\n\n\n<p>\u5f53\u6211\u4eec\u9009\u62e9\u4f7f\u7528\u534f\u540c\u7684\u65b9\u5f0f\u5904\u7406\u4e8b\u52a1\u65f6\uff0c\u670d\u52a1\u4e4b\u95f4\u7684\u901a\u4fe1\u5176\u5b9e\u5c31\u662f\u901a\u8fc7\u4e8b\u4ef6\u8fdb\u884c\u7684\uff0c\u6bcf\u4e00\u4e2a\u672c\u7684\u4e8b\u52a1\u6700\u7ec8\u90fd\u4f1a\u5411\u670d\u52a1\u7684\u4e0b\u6e38\u53d1\u9001\u4e00\u4e2a\u65b0\u7684\u4e8b\u4ef6\uff0c\u65e2\u53ef\u4ee5\u662f\u6d88\u606f\u961f\u5217\u4e2d\u7684\u6d88\u606f\uff0c\u4e5f\u53ef\u4ee5\u662f RPC \u7684\u8bf7\u6c42\uff0c\u53ea\u662f\u4e0b\u6e38\u63d0\u4f9b\u7684\u63a5\u53e3\u9700\u8981\u4fdd\u8bc1\u5e42\u7b49\u548c\u91cd\u5165\u3002<\/p>\n\n\n\n<p>\u9664\u6b64\u4e4b\u5916\uff0c\u901a\u8fc7\u534f\u540c\u65b9\u5f0f\u521b\u5efa\u7684\u5206\u5e03\u5f0f\u4e8b\u52a1\u5176\u5b9e\u5e76\u6ca1\u6709\u660e\u663e\u7684\u4e2d\u5fc3\u5316\u8282\u70b9\uff0c\u591a\u4e2a\u670d\u52a1\u53c2\u4e0e\u8005\u4e4b\u95f4\u7684\u4ea4\u4e92\u534f\u8bae\u8981\u4ece\u5168\u5c40\u6765\u5b9a\u4e49\uff0c\u6bcf\u4e2a\u670d\u52a1\u80fd\u591f\u5904\u7406\u4ee5\u53ca\u53d1\u9001\u7684\u4e8b\u4ef6\u548c\u63a5\u53e3\u90fd\u9700\u8981\u8fdb\u884c\u6bd4\u8f83\u4e25\u8c28\u7684\u8bbe\u8ba1\uff0c\u5c3d\u53ef\u80fd\u63d0\u4f9b\u62bd\u8c61\u7a0b\u5ea6\u9ad8\u7684\u4e8b\u4ef6\u6216\u8005\u63a5\u53e3\uff0c\u8fd9\u6837\u5404\u4e2a\u670d\u52a1\u624d\u80fd\u5b9e\u73b0\u81ea\u6cbb\u5e76\u91cd\u7528\u5df2\u6709\u7684\u4ee3\u7801\u548c\u903b\u8f91\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u6211\u4eec\u4e0d\u60f3\u4f7f\u7528\u534f\u540c\u7684\u65b9\u5f0f\u5bf9\u5206\u5e03\u5f0f\u4e8b\u52a1\u8fdb\u884c\u5904\u7406\uff0c\u90a3\u4e48\u4e5f\u53ef\u4ee5\u9009\u62e9\u7f16\u6392\u7684\u65b9\u5f0f\u5b9e\u73b0\u5206\u5e03\u5f0f\u4e8b\u52a1\uff0c\u7f16\u6392\u7684\u65b9\u5f0f\u5f15\u5165\u4e86\u4e2d\u5fc3\u5316\u7684\u534f\u8c03\u5668\u8282\u70b9\uff0c\u6211\u4eec\u901a\u8fc7\u4e00\u4e2a Saga \u5bf9\u8c61\u6765\u8ffd\u8e2a\u6240\u6709\u7684\u5b50\u4efb\u52a1\u7684\u8c03\u7528\u60c5\u51b5\uff0c\u6839\u636e\u4efb\u52a1\u7684\u8c03\u7528\u60c5\u51b5\u51b3\u5b9a\u662f\u5426\u9700\u8981\u8c03\u7528\u5bf9\u5e94\u7684\u8865\u507f\u65b9\u6848\uff0c\u5e76\u5728\u7f51\u7edc\u8bf7\u6c42\u51fa\u73b0\u8d85\u65f6\u65f6\u8fdb\u884c\u91cd\u8bd5\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-43-1024x433.png\" alt=\"\" class=\"wp-image-11373\" width=\"544\" height=\"230\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-43-1024x433.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-43-300x127.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-43-768x325.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-43-830x351.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-43-230x97.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-43-350x148.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-43-480x203.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-43.png 1498w\" sizes=\"(max-width: 544px) 100vw, 544px\" \/><\/figure><\/div>\n\n\n\n<p>\u5728\u8fd9\u91cc\u6211\u4eec\u5c31\u5f15\u5165\u4e86\u4e00\u4e2a\u4e2d\u5fc3\u5316\u7684\u300e\u534f\u8c03\u5668\u300f\uff0c\u5b83\u4f1a\u4fdd\u5b58\u5f53\u524d\u5206\u5e03\u5f0f\u4e8b\u52a1\u8fdb\u884c\u5230\u5e95\u7684\u72b6\u6001\uff0c\u5e76\u6839\u636e\u60c5\u51b5\u5bf9\u4e8b\u52a1\u8fdb\u884c\u56de\u6eda\u6216\u8005\u63d0\u4ea4\u64cd\u4f5c\uff0c\u5728\u670d\u52a1\u7f16\u6392\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u662f\u4ece\u534f\u8c03\u8005\u672c\u8eab\u89e6\u53d1\u8003\u8651\u6574\u4e2a\u4e8b\u52a1\u7684\u6267\u884c\u8fc7\u7a0b\u7684\uff0c\u76f8\u5bf9\u4e8e\u534f\u540c\u7684\u65b9\u5f0f\uff0c\u7f16\u6392\u5b9e\u73b0\u7684\u8fc7\u7a0b\u76f8\u5bf9\u6765\u8bf4\u66f4\u4e3a\u7b80\u5355\u3002<\/p>\n\n\n\n<p>\u534f\u540c\u4e0e\u7f16\u6392\u5176\u5b9e\u662f\u4e24\u79cd\u601d\u8def\u622a\u7136\u76f8\u53cd\u7684\u6a21\u5f0f\uff0c\u524d\u8005\u5f3a\u8c03\u5404\u4e2a\u670d\u52a1\u7684\u81ea\u6cbb\u4e0e\u53bb\u4e2d\u5fc3\u5316\uff0c\u540e\u8005\u9700\u8981\u4e00\u4e2a\u4e2d\u5fc3\u5316\u7684\u7ec4\u4ef6\u5bf9\u4e8b\u52a1\u6267\u884c\u7684\u8fc7\u7a0b\u8fdb\u884c\u7edf\u4e00\u7684\u7ba1\u7406\uff0c\u4e24\u8005\u7684\u4f18\u7f3a\u70b9\u5176\u5b9e\u5c31\u662f\u4e2d\u5fc3\u5316\u4e0e\u53bb\u4e2d\u5fc3\u5316\u7684\u4f18\u7f3a\u70b9\uff0c\u4e2d\u5fc3\u5316\u7684\u65b9\u6848\u5f80\u5f80\u90fd\u4f1a\u9020\u5c31\u4e00\u4e2a\u300e\u4e0a\u5e1d\u670d\u52a1\u300f\uff0c\u5176\u4e2d\u5305\u542b\u4e86\u975e\u5e38\u591a\u7ec4\u7ec7\u4e0e\u96c6\u6210\u5176\u4ed6\u8282\u70b9\u7684\u5de5\u4f5c\uff0c\u4e5f\u4f1a\u6709\u5355\u70b9\u6545\u969c\u7684\u95ee\u9898\uff0c\u800c\u53bb\u4e2d\u5fc3\u5316\u7684\u65b9\u6848\u5c31\u4f1a\u5e26\u6765\u7ba1\u7406\u4ee5\u53ca\u8c03\u8bd5\u4e0a\u7684\u4e0d\u4fbf\uff0c\u5f53\u6211\u4eec\u9700\u8981\u8ffd\u8e2a\u4e00\u4e2a\u4e1a\u52a1\u7684\u6267\u884c\u8fc7\u7a0b\u65f6\u5c31\u9700\u8981\u8de8\u8d8a\u591a\u4e2a\u670d\u52a1\u8fdb\u884c\uff0c\u589e\u52a0\u4e86\u7ef4\u62a4\u7684\u6210\u672c\u3002<\/p>\n\n\n\n<p><strong><a rel=\"noreferrer noopener\" href=\"https:\/\/draveness.me\/distributed-transaction-principle#%E4%B8%8B%E6%B8%B8%E7%BA%A6%E6%9D%9F\" target=\"_blank\"><\/a>\u4e0b\u6e38\u7ea6\u675f<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u5f53\u6211\u4eec\u9009\u62e9\u4f7f\u7528 Saga \u5bf9\u5206\u5e03\u5f0f\u4e8b\u52a1\u8fdb\u884c\u5f00\u53d1\u65f6\uff0c\u4f1a\u5bf9\u5206\u5e03\u5f0f\u4e8b\u52a1\u7684\u53c2\u4e0e\u8005\u6709\u4e00\u5b9a\u7684\u7ea6\u675f\uff0c\u6bcf\u4e00\u4e2a\u4e8b\u52a1\u7684\u53c2\u4e0e\u8005\u90fd\u9700\u8981\u4fdd\u8bc1\uff1a<\/p>\n\n\n\n<ol><li>\u63d0\u4f9b\u63a5\u53e3\u548c\u8865\u507f\u526f\u4f5c\u7528\u7684\u63a5\u53e3\uff1b<\/li><li>\u63a5\u53e3\u652f\u6301\u91cd\u5165\u5e76\u901a\u8fc7\u5168\u5c40\u552f\u4e00\u7684 ID \u4fdd\u8bc1\u5e42\u7b49\uff1b<\/li><\/ol>\n\n\n\n<p>\u8fd9\u6837\u6211\u4eec\u5c31\u80fd\u591f\u4fdd\u8bc1\u4e00\u4e2a\u957f\u4e8b\u52a1\u80fd\u591f\u5728\u7f51\u7edc\u901a\u4fe1\u53d1\u751f\u8d85\u65f6\u65f6\u8fdb\u884c\u91cd\u8bd5\uff0c\u540c\u65f6\u5728\u9700\u8981\u5bf9\u4e8b\u52a1\u8fdb\u884c\u56de\u6eda\u65f6\u8c03\u7528\u56de\u6eda\u63a5\u53e3\u8fbe\u5230\u6211\u4eec\u7684\u76ee\u7684\u3002<\/p>\n\n\n\n<p><strong>\u5c0f\u7ed3<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>Saga \u8fd9\u79cd\u6a21\u5f0f\u5176\u5b9e\u5b8c\u5168\u653e\u5f03\u4e86\u540c\u65f6\u6ee1\u8db3\u4e8b\u52a1\u56db\u5927\u57fa\u672c\u7279\u6027 ACID \u7684\u60f3\u6cd5\uff0c\u800c\u662f\u9009\u62e9\u964d\u4f4e\u5b9e\u73b0\u5206\u5e03\u5f0f\u4e8b\u52a1\u7684\u96be\u5ea6\u5e76\u51cf\u5c11\u8d44\u6e90\u540c\u6b65\u4ee5\u53ca\u9501\u5b9a\u5e26\u6765\u7684\u95ee\u9898\uff0c\u9009\u62e9\u5b9e\u73b0 BASE(Basic Availability, Soft, Eventual consistency) \u4e8b\u52a1\uff0c\u8fbe\u5230\u4e1a\u52a1\u4e0a\u7684\u57fa\u672c\u53ef\u7528\u4ee5\u53ca\u6700\u7ec8\u4e00\u81f4\u6027\uff0c\u5728\u7edd\u5927\u591a\u6570\u7684\u4e1a\u52a1\u573a\u666f\u4e2d\uff0c\u5b9e\u73b0\u6700\u7ec8\u4e00\u81f4\u6027\u5c31\u80fd\u591f\u57fa\u672c\u6ee1\u8db3\u4e1a\u52a1\u7684\u5168\u90e8\u9700\u6c42\uff0c\u6781\u7aef\u573a\u666f\u4e0b\u8fd8\u662f\u5e94\u8be5\u9009\u62e9\u4e24\u9636\u6bb5\u63d0\u4ea4\u6216\u8005\u5e72\u8106\u653e\u5f03\u5206\u5e03\u5f0f\u4e8b\u52a1\u8fd9\u79cd\u6613\u9519\u7684\u5b9e\u73b0\u65b9\u5f0f\uff0c\u8f6c\u800c\u4f7f\u7528\u5355\u673a\u4e2d\u7684\u6570\u636e\u5e93\u4e8b\u52a1\u6765\u89e3\u51b3\u3002<\/p>\n\n\n\n<p><strong>\u6d88\u606f\u670d\u52a1<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u5206\u5e03\u5f0f\u4e8b\u52a1\u5e26\u6765\u590d\u6742\u5ea6\u7684\u539f\u56e0\u5176\u5b9e\u5c31\u662f\u7531\u4e8e\u5404\u4e2a\u6a21\u5757\u4e4b\u95f4\u7684\u901a\u4fe1\u4e0d\u7a33\u5b9a\uff0c\u5f53\u6211\u4eec\u53d1\u51fa\u4e00\u4e2a\u7f51\u7edc\u8bf7\u6c42\u65f6\uff0c\u53ef\u80fd\u7684\u8fd4\u56de\u7ed3\u679c\u662f\u6210\u529f\u3001\u5931\u8d25\u6216\u8005\u8d85\u65f6\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-44-1024x258.png\" alt=\"\" class=\"wp-image-11374\" width=\"531\" height=\"133\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-44-1024x258.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-44-300x76.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-44-768x194.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-44-830x209.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-44-230x58.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-44-350x88.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-44-480x121.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-44.png 1484w\" sizes=\"(max-width: 531px) 100vw, 531px\" \/><\/figure><\/div>\n\n\n\n<p>\u7f51\u7edc\u65e0\u8bba\u662f\u8fd4\u56de\u6210\u529f\u8fd8\u662f\u5931\u8d25\u5176\u5b9e\u90fd\u662f\u4e00\u4e2a\u786e\u5b9a\u7684\u7ed3\u679c\uff0c\u5f53\u7f51\u7edc\u8bf7\u6c42\u8d85\u65f6\u7684\u65f6\u5019\u5176\u5b9e\u975e\u5e38\u4e0d\u597d\u5904\u7406\uff0c\u5728\u8fd9\u65f6\u8c03\u7528\u65b9\u5e76\u4e0d\u80fd\u786e\u5b9a\u8fd9\u4e00\u6b21\u8bf7\u6c42\u662f\u5426\u9001\u8fbe\u800c\u4e14\u4e0d\u4f1a\u77e5\u9053\u8bf7\u6c42\u7684\u7ed3\u679c\uff0c\u4f46\u662f\u6d88\u606f\u670d\u52a1\u53ef\u4ee5\u4fdd\u8bc1\u67d0\u6761\u4fe1\u606f\u4e00\u5b9a\u4f1a\u9001\u8fbe\u5230\u8c03\u7528\u65b9\uff1b\u5927\u591a\u6570\u6d88\u606f\u670d\u52a1\u90fd\u4f1a\u63d0\u4f9b\u4e24\u79cd\u4e0d\u540c\u7684 QoS\uff0c\u4e5f\u5c31\u662f\u670d\u52a1\u7684\u7b49\u7ea7\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/123.57.164.21\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-45-1024x305.png\" alt=\"\" class=\"wp-image-11375\" width=\"551\" height=\"164\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-45-1024x305.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-45-300x89.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-45-768x229.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-45-830x247.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-45-230x69.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-45-350x104.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-45-480x143.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2023\/06\/\u56fe\u7247-45.png 1496w\" sizes=\"(max-width: 551px) 100vw, 551px\" \/><\/figure><\/div>\n\n\n\n<p>\u6700\u5e38\u89c1\u7684\u4e24\u79cd\u670d\u52a1\u7b49\u7ea7\u5c31\u662f At-Most-Once \u548c At-Least-Once\uff0c\u524d\u8005\u80fd\u591f\u4fdd\u8bc1\u53d1\u9001\u65b9\u4e0d\u5bf9\u63a5\u6536\u65b9\u662f\u5426\u80fd\u6536\u5230\u6d88\u606f\u4f5c\u4fdd\u8bc1\uff0c\u6d88\u606f\u8981\u4e48\u4f1a\u88ab\u6295\u9012\u4e00\u6b21\uff0c\u8981\u4e48\u4e0d\u4f1a\u88ab\u6295\u9012\uff0c\u8fd9\u5176\u5b9e\u8ddf\u4e00\u6b21\u666e\u901a\u7684\u7f51\u7edc\u8bf7\u6c42\u6ca1\u6709\u592a\u591a\u7684\u533a\u522b\uff1bAt-Least-Once \u80fd\u591f\u89e3\u51b3\u6d88\u606f\u6295\u9012\u5931\u8d25\u7684\u95ee\u9898\uff0c\u5b83\u8981\u6c42\u53d1\u9001\u8005\u68c0\u67e5\u6295\u9012\u7684\u7ed3\u679c\uff0c\u5e76\u5728\u5931\u8d25\u6216\u8005\u8d85\u65f6\u65f6\u91cd\u65b0\u5bf9\u6d88\u606f\u8fdb\u884c\u6295\u9012\uff0c\u53d1\u9001\u8005\u4f1a\u6301\u7eed\u5bf9\u6d88\u606f\u8fdb\u884c\u63a8\u9001\uff0c\u76f4\u5230\u63a5\u53d7\u8005\u786e\u8ba4\u6d88\u606f\u5df2\u7ecf\u88ab\u6536\u5230\uff0c\u76f8\u6bd4\u4e8e At-Most-Once\uff0cAt-Least-Once \u56e0\u4e3a\u80fd\u591f\u786e\u4fdd\u6d88\u606f\u7684\u6295\u9012\u4f1a\u88ab\u66f4\u591a\u4eba\u4f7f\u7528\u3002<\/p>\n\n\n\n<p>\u9664\u4e86\u8fd9\u4e24\u79cd\u5e38\u89c1\u7684\u670d\u52a1\u7b49\u7ea7\u4e4b\u5916\uff0c\u8fd8\u6709\u53e6\u4e00\u79cd\u670d\u52a1\u7b49\u7ea7\uff0c\u4e5f\u5c31\u662f Exactly-Once\uff0c\u8fd9\u79cd\u670d\u52a1\u7b49\u7ea7\u4e0d\u4ec5\u5bf9\u53d1\u9001\u8005\u63d0\u51fa\u4e86\u8981\u6c42\uff0c\u8fd8\u5bf9\u6d88\u8d39\u8005\u63d0\u51fa\u4e86\u8981\u6c42\uff0c\u5b83\u9700\u8981\u63a5\u53d7\u8005\u5bf9\u63a5\u6536\u5230\u7684\u6240\u6709\u6d88\u606f\u8fdb\u884c\u53bb\u91cd\uff0c\u53d1\u9001\u8005\u548c\u63a5\u53d7\u8005\u4e00\u65b9\u5bf9\u6d88\u606f\u8fdb\u884c\u91cd\u8bd5\uff0c\u53e6\u4e00\u65b9\u5bf9\u6d88\u606f\u8fdb\u884c\u53bb\u91cd\uff0c\u4e24\u8005\u5206\u522b\u90e8\u7f72\u5728\u4e0d\u540c\u7684\u8282\u70b9\u4e0a\uff0c\u8fd9\u6837\u5bf9\u4e8e\u5404\u4e2a\u8282\u70b9\u4e0a\u7684\u670d\u52a1\u6765\u8bf4\uff0c\u5b83\u4eec\u4e4b\u95f4\u7684\u901a\u4fe1\u5c31\u662f Exactly-Once \u7684\uff0c\u4f46\u662f\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0cExacly-Once \u4e00\u5b9a\u9700\u8981\u63a5\u6536\u65b9\u7684\u53c2\u4e0e\u3002<\/p>\n\n\n\n<p>\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u5b9e\u73b0 AMQP \u534f\u8bae\u7684\u6d88\u606f\u961f\u5217\u6765\u5b9e\u73b0\u5206\u5e03\u5f0f\u4e8b\u52a1\uff0c\u5728\u534f\u8bae\u7684\u6807\u51c6\u4e2d\u5b9a\u4e49\u4e86 <code>tx_select<\/code>\u3001<code>tx_commit<\/code> \u548c <code>tx_rollback<\/code> \u4e09\u4e2a\u4e8b\u52a1\u76f8\u5173\u7684\u63a5\u53e3\uff0c\u5176\u4e2d <code>tx_select<\/code> \u80fd\u591f\u5f00\u542f\u4e8b\u52a1\uff0c<code>tx_commit<\/code> \u548c <code>tx_rollback<\/code> \u5206\u522b\u80fd\u591f\u63d0\u4ea4\u6216\u8005\u56de\u6eda\u4e8b\u52a1\u3002<\/p>\n\n\n\n<p>\u4f7f\u7528\u6d88\u606f\u670d\u52a1\u5b9e\u73b0\u5206\u5e03\u5f0f\u4e8b\u52a1\u5728\u5e95\u5c42\u7684\u539f\u7406\u4e0a\u4e0e\u5176\u4ed6\u7684\u65b9\u6cd5\u6ca1\u6709\u592a\u591a\u7684\u5dee\u522b\uff0c\u53ea\u662f\u6d88\u606f\u670d\u52a1\u80fd\u591f\u5e2e\u52a9\u6211\u4eec\u5b9e\u73b0\u7684\u6d88\u606f\u7684\u6301\u4e45\u5316\u4ee5\u53ca\u91cd\u8bd5\u7b49\u529f\u80fd\uff0c\u80fd\u591f\u4e3a\u6211\u4eec\u63d0\u4f9b\u4e00\u4e2a\u6bd4\u8f83\u5408\u7406\u7684 API \u63a5\u53e3\uff0c\u65b9\u4fbf\u5f00\u53d1\u8005\u4f7f\u7528\u3002<\/p>\n\n\n\n<p><strong>\u603b\u7ed3<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u5206\u5e03\u5f0f\u4e8b\u52a1\u7684\u5b9e\u73b0\u65b9\u5f0f\u662f\u5206\u5e03\u5f0f\u7cfb\u7edf\u4e2d\u975e\u5e38\u91cd\u8981\u7684\u4e00\u4e2a\u95ee\u9898\uff0c\u5728\u5fae\u670d\u52a1\u67b6\u6784\u548c SOA \u5927\u884c\u5176\u9053\u7684\u4eca\u5929\uff0c\u638c\u63e1\u5206\u5e03\u5f0f\u4e8b\u52a1\u7684\u539f\u7406\u548c\u4f7f\u7528\u65b9\u5f0f\u5df2\u7ecf\u662f\u4f5c\u4e3a\u540e\u7aef\u5f00\u53d1\u8005\u7406\u6240\u5e94\u5f53\u638c\u63e1\u7684\u6280\u80fd\uff0c\u4ece\u5b9e\u73b0 ACID \u4e8b\u52a1\u7684 2PC \u4e0e 3PC \u5230\u5b9e\u73b0 BASE \u8865\u507f\u5f0f\u4e8b\u52a1\u7684 Saga\uff0c\u518d\u5230\u6700\u540e\u901a\u8fc7\u4e8b\u52a1\u6d88\u606f\u7684\u65b9\u5f0f\u5f02\u6b65\u5730\u4fdd\u8bc1\u6d88\u606f\u6700\u7ec8\u4e00\u5b9a\u4f1a\u88ab\u6d88\u8d39\u6210\u529f\uff0c\u6211\u4eec\u4e3a\u4e86\u589e\u52a0\u7cfb\u7edf\u7684\u541e\u5410\u91cf\u4ee5\u53ca\u53ef\u7528\u6027\u9010\u6e10\u964d\u4f4e\u4e86\u7cfb\u7edf\u5bf9\u4e00\u81f4\u6027\u7684\u8981\u6c42\u3002<\/p>\n\n\n\n<p>\u5728\u4e1a\u52a1\u6ca1\u6709\u5bf9\u4e00\u81f4\u6027\u6709\u90a3\u4e48\u5f3a\u7684\u9700\u6c42\u65f6\uff0c\u4f5c\u8005\u4e00\u822c\u4f1a\u4f7f\u7528 Saga \u534f\u8bae\u5bf9\u5206\u5e03\u5f0f\u4e8b\u52a1\u8fdb\u884c\u8bbe\u8ba1\u548c\u5f00\u53d1\uff0c\u800c\u5728\u5b9e\u9645\u5de5\u4f5c\u4e2d\uff0c\u9700\u8981\u5f3a\u4e00\u81f4\u6027\u4e8b\u52a1\u7684\u4e1a\u52a1\u573a\u666f\u51e0\u4e4e\u6ca1\u6709\uff0c\u6211\u4eec\u90fd\u53ef\u4ee5\u5b9e\u73b0\u6700\u7ec8\u4e00\u81f4\u6027\uff0c\u5728\u53d1\u751f\u8111\u88c2\u6216\u8005\u4e0d\u4e00\u81f4\u95ee\u9898\u65f6\u901a\u8fc7\u8865\u507f\u7684\u65b9\u5f0f\u8fdb\u884c\u89e3\u51b3\uff0c\u8fd9\u5c31\u80fd\u89e3\u51b3\u51e0\u4e4e\u5168\u90e8\u7684\u95ee\u9898\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e8b\u52a1\u662f\u6570\u636e\u5e93\u7cfb\u7edf\u4e2d\u975e\u5e38\u6709\u8da3\u4e5f\u975e\u5e38\u91cd\u8981\u7684\u6982\u5ff5\uff0c\u5b83\u662f\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\u6267\u884c\u8fc7\u7a0b\u4e2d\u7684\u4e00\u4e2a\u903b\u8f91\u5355\u5143\uff0c\u5b83\u80fd\u591f\u4fdd\u8bc1\u4e00\u4e2a\u4e8b\u52a1\u4e2d\u7684 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[31],"tags":[],"_links":{"self":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/11354"}],"collection":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=11354"}],"version-history":[{"count":1,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/11354\/revisions"}],"predecessor-version":[{"id":11376,"href":"https:\/\/92it.top\/index.php?rest_route=\/wp\/v2\/posts\/11354\/revisions\/11376"}],"wp:attachment":[{"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=11354"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11354"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/92it.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11354"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}