{"id":47189,"date":"2023-12-30T03:22:18","date_gmt":"2022-12-02T06:59:42","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/cqrs%e5%92%8c%e4%ba%8b%e4%bb%b6%e6%ba%af%e6%ba%90%e7%9a%84%e5%9f%ba%e6%9c%ac%e5%8e%9f%e7%90%86\/"},"modified":"2024-05-04T15:57:48","modified_gmt":"2024-05-04T07:57:48","slug":"cqrs%e5%92%8c%e4%ba%8b%e4%bb%b6%e6%ba%af%e6%ba%90%e7%9a%84%e5%9f%ba%e6%9c%ac%e5%8e%9f%e7%90%86","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/cqrs%e5%92%8c%e4%ba%8b%e4%bb%b6%e6%ba%af%e6%ba%90%e7%9a%84%e5%9f%ba%e6%9c%ac%e5%8e%9f%e7%90%86\/","title":{"rendered":"CQRS\u548c\u4e8b\u4ef6\u6eaf\u6e90\u7684\u57fa\u672c\u539f\u7406"},"content":{"rendered":"<h2>\u9996\u5148\/\u6700\u5f00\u59cb<\/h2>\n<p>\u6211\u662fAir Closet\u7684\u5de5\u7a0b\u5e08Ain\u3002<br \/>\n\u8fd9\u7bc7\u6587\u7ae0\u662fAir Closet Advent Calendar 2023\u7b2c\u516d\u5929\u7684\u6587\u7ae0\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>CQRS\uff1a\u547d\u4ee4\u67e5\u8be2\u804c\u8d23\u5206\u79bb<\/h2>\n<p>CQS\uff08Command Query Separation\uff09\u8bbe\u8ba1\u6a21\u5f0f\u7684\u76ee\u7684\u662f\u5c06\u65b9\u6cd5\u5206\u4e3a\u4e24\u4e2a\u4e3b\u8981\u7ec4\u3002<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u547d\u4ee4\uff08Command\uff09\uff1a\u6539\u53d8\u5bf9\u8c61\u6570\u636e\u4f46\u4e0d\u8fd4\u56de\u4efb\u4f55\u5185\u5bb9\u6216\u4ec5\u8fd4\u56de\u5143\u6570\u636e\u7684\u7ec4\u3002<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u67e5\u8be2\uff08Query\uff09\uff1a\u8fd4\u56de\u4fe1\u606f\u4f46\u4e0d\u6539\u53d8\u5bf9\u8c61\u6570\u636e\u7684\u7ec4\u3002<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\u6839\u636e\u8fd9\u4e9b\uff0c\u5b9e\u9645\u7684\u65b9\u6cd5\u4e0d\u4f1a\u540c\u65f6\u62c5\u5f53\u67e5\u8be2\u548c\u547d\u4ee4\u7684\u89d2\u8272\u3002\u8ba9\u6211\u4eec\u770b\u4e00\u4e2a\u5178\u578b\u7684Javascript\u793a\u4f8b\uff1a<\/ol>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7d16913a08637a69ebd2\/6-0.png\" alt=\"268427522-a4ced43b-d6b2-4d85-8386-144d8bc2850e.png\" \/><\/div>\n<p>\u8fdb\u4e00\u6b65\u8fdb\u884c\uff0c\u5c06\u4e00\u4e2a\u6570\u636e\u5e93\u5206\u5272\u6210\u4e24\u4e2a\u72ec\u7acb\u7684\u6570\u636e\u5e93\uff08\u201c\u8bfb\u53d6\u6570\u636e\u5e93\u201d\u548c\u201c\u5199\u5165\u6570\u636e\u5e93\u201d\uff09.<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d7d16913a08637a69ebd2\/8-0.png\" alt=\"268427970-6fc501b4-7a13-4f9c-80c6-8248b6d4ded6.png\" \/><\/div>\n<h2>\u5229\u7528CQRS\u6a21\u5f0f\u5f00\u53d1API\u3002<\/h2>\n<p>\u5728\u4f7f\u7528CQRS\u5f00\u53d1API\u65f6\uff0c\u4e0d\u4ec5\u9700\u8981\u5c06routes\u5206\u4e3aPOST\u548cGET\uff0c\u8fd8\u9700\u8981\u786e\u4fdd\u547d\u4ee4\u4e0d\u4f1a\u8fd4\u56de\u4efb\u4f55\u6570\u636e\u3002\u5982\u679c\u9700\u8981\u8fd4\u56de\u6570\u636e\uff0c\u53ea\u9700\u8981\u8fd4\u56de\u5143\u6570\u636e\u7ea7\u522b\u3002<\/p>\n<p>\u53e6\u4e00\u4e2a\u95ee\u9898\u662f\uff0c\u201c\u5982\u679c\u4e0d\u6267\u884c\u67e5\u8be2\uff0c\u5c06\u65e0\u6cd5\u786e\u5b9a\u547d\u4ee4\u662f\u5426\u6210\u529f\u6267\u884c\u201d\u3002<\/p>\n<p>\u6211\u8ba4\u4e3a\u53ef\u4ee5\u5229\u7528\u201c\u7b2c\u4e09\u65b9API\u201d\uff08\u4f8b\u5982\uff1aEvents API\uff09\u901a\u8fc7Web socket\u6216\u8005HTTP Streaming\u6267\u884c\u63a8\u9001\u901a\u77e5\uff0c\u5e76\u901a\u8fc7\u4e8b\u4ef6\u5224\u65ad\u547d\u4ee4\u662f\u5426\u6210\u529f\u6267\u884c\u3002<\/p>\n<p>\u5728\u56fe\u5f62\u4e16\u754c\u4e2d\u6709\u4e09\u4e2a\u6982\u5ff5\u3002<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Query<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Mutation<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Subscription<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u200b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u3053\u308c\u30893\u3064\u306e\u6982\u5ff5\u306f\u4ee5\u4e0b\u306eCQRS\u306e\u6982\u5ff5\u305d\u308c\u305e\u308c\u306b\u5bfe\u5fdc\u3059\u308b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u200b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Query<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Command<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Event API<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u200b<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u3060\u304b\u3089\u3053\u305d GraphQL\u306fCQRS\u5b9f\u65bd\u3059\u308b\u30c4\u30fc\u30eb\u3068\u8a8d\u3081\u3089\u308c\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u200b<\/ul>\n<h2>CQRS\u3001DDD\u548cEventSourcing<\/h2>\n<p>CQRS\u5e38\u5e38\u4e0eDDD\u548cEventSourcing\u4e00\u8d77\u4f7f\u7528\uff0c\u867d\u7136\u672c\u8d28\u4e0a\u5404\u6709\u4e0d\u540c\uff0c\u4f46\u5f7c\u6b64\u80fd\u591f\u5f88\u597d\u5730\u4e92\u76f8\u8865\u5145\u3002<\/p>\n<p>\u53d1\u9001\u5230\u57fa\u4e8eCQRS\u7684\u5e94\u7528\u7a0b\u5e8f\u7684\u547d\u4ee4API\u7684\u547d\u4ee4\u4e5f\u53ef\u4ee5\u88ab\u89e3\u91ca\u4e3a\u805a\u5408\u7684\u547d\u4ee4\uff0c\u6309\u7167DDD\u7684\u610f\u4e49\u3002<\/p>\n<p>\u7136\u540e\uff0c\u805a\u5408\u4f1a\u751f\u6210\u4e00\u4e2a\u6216\u591a\u4e2a\u9886\u57df\u4e8b\u4ef6\uff0c\u8fd9\u4e9b\u4e8b\u4ef6\u4f1a\u4f7f\u7528\u4e8b\u4ef6\u6eaf\u6e90\u4fdd\u5b58\u5728\u4e8b\u4ef6\u5b58\u50a8\u4e2d\uff0c\u5e76\u4e14\u7a0d\u540e\u53ef\u4ee5\u7528\u4e8e\u56de\u653e\u805a\u5408\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u9886\u57df\u4e8b\u4ef6\u4e5f\u4f1a\u4f20\u9001\u5230\u5e94\u7528\u7a0b\u5e8f\u7684\u8bfb\u53d6\u9875\u9762\uff0c\u5728\u90a3\u91cc\u66f4\u65b0\u9884\u8ba1\u7b97\u7684\u89c6\u56fe\u3002\u4e3a\u4e86\u5b9e\u73b0\u8fd9\u4e2a\u76ee\u7684\uff0c\u6240\u8c13\u7684\u6295\u5f71\u4f1a\u88ab\u4f7f\u7528\u3002\u5b83\u6839\u636e\u6280\u672f\u9886\u57df\u7684\u4e8b\u4ef6\u6765\u51b3\u5b9a\u54ea\u4e9b\u89c6\u56fe\u4e0e\u4e4b\u6709\u5173\u8054\uff0c\u5e76\u76f8\u5e94\u5730\u8c03\u6574\u53d7\u5f71\u54cd\u7684\u89c6\u56fe\uff0c\u4f7f\u7528CRUD\u8bed\u53e5\u8fdb\u884c\u8c03\u6574\u3002<\/p>\n<h2>CAP\u89c4\u5219<\/h2>\n<p>CAP\u89c4\u5219\u662f\u4ec0\u4e48\uff1f<\/p>\n<p>Consistency: \u4e00\u8cab\u6027<\/p>\n<p>Availability: \u53ef\u7528\u6027<\/p>\n<p>Partition Tolerance: 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