{"id":153827,"date":"2024-11-02T10:41:20","date_gmt":"2024-11-02T02:41:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/153827\/"},"modified":"2024-11-02T10:41:21","modified_gmt":"2024-11-02T02:41:21","slug":"%e6%93%94%e4%bf%9d%e9%80%99%e6%ac%a1%e8%83%bd%e7%9c%8b%e6%87%82%ef%bc%81ddd%e8%90%bd%e5%9c%b0%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88%e5%af%a6%e6%88%b0","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/153827\/","title":{"rendered":"\u64d4\u4fdd\u9019\u6b21\u80fd\u770b\u61c2\uff01DDD\u843d\u5730\u6578\u64da\u5eab\u8a2d\u8a08\u5be6\u6230"},"content":{"rendered":"<h1 id=\"%e6%93%94%e4%bf%9d%e9%80%99%e6%ac%a1%e8%83%bd%e7%9c%8b%e6%87%82%ef%bc%81ddd%e8%90%bd%e5%9c%b0%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88%e5%af%a6%e6%88%b0-ZlXPhOKqMk\">\u64d4\u4fdd\u9019\u6b21\u80fd\u770b\u61c2\uff01DDD\u843d\u5730\u6578\u64da\u5eab\u8a2d\u8a08\u5be6\u6230<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u8edf\u9ad4\u958b\u767c\u4e2d\uff0c\u6578\u64da\u5eab\u8a2d\u8a08\u662f\u4e00\u500b\u81f3\u95dc\u91cd\u8981\u7684\u74b0\u7bc0\u3002\u96a8\u8457\u696d\u52d9\u9700\u6c42\u7684\u8b8a\u5316\uff0c\u5982\u4f55\u6709\u6548\u5730\u8a2d\u8a08\u6578\u64da\u5eab\u4ee5\u652f\u6301\u696d\u52d9\u908f\u8f2f\u6210\u70ba\u4e86\u958b\u767c\u8005\u9762\u81e8\u7684\u4e00\u5927\u6311\u6230\u3002\u9818\u57df\u9a45\u52d5\u8a2d\u8a08\uff08Domain-Driven Design, DDD\uff09\u4f5c\u70ba\u4e00\u7a2e\u8a2d\u8a08\u65b9\u6cd5\u8ad6\uff0c\u63d0\u4f9b\u4e86\u4e00\u7a2e\u7cfb\u7d71\u5316\u7684\u65b9\u5f0f\u4f86\u89e3\u6c7a\u9019\u4e00\u554f\u984c\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0eDDD\u5728\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\u7684\u5be6\u8e10\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u5982\u4f55\u5c07DDD\u7406\u5ff5\u843d\u5730\u65bc\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afddd%ef%bc%9f-ZlXPhOKqMk\">\u4ec0\u9ebc\u662fDDD\uff1f<\/h2>\n<p>\u9818\u57df\u9a45\u52d5\u8a2d\u8a08\uff08DDD\uff09\u662f\u4e00\u7a2e\u4ee5\u696d\u52d9\u9700\u6c42\u70ba\u6838\u5fc3\u7684\u8a2d\u8a08\u65b9\u6cd5\uff0c\u5f37\u8abf\u8207\u696d\u52d9\u5c08\u5bb6\u5bc6\u5207\u5408\u4f5c\uff0c\u901a\u904e\u5efa\u7acb\u5171\u540c\u7684\u8a9e\u8a00\u4f86\u4fc3\u9032\u958b\u767c\u904e\u7a0b\u3002DDD\u7684\u6838\u5fc3\u6982\u5ff5\u5305\u62ec\uff1a\u9818\u57df\u3001\u9650\u754c\u4e0a\u4e0b\u6587\u3001\u805a\u5408\u3001\u5be6\u9ad4\u548c\u503c\u5c0d\u8c61\u7b49\u3002\u9019\u4e9b\u6982\u5ff5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7406\u89e3\u696d\u52d9\u908f\u8f2f\uff0c\u4e26\u5c07\u5176\u8f49\u5316\u70ba\u53ef\u5be6\u73fe\u7684\u6280\u8853\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88%e4%b8%ad%e7%9a%84ddd%e5%af%a6%e8%b8%90-ZlXPhOKqMk\">\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\u7684DDD\u5be6\u8e10<\/h2>\n<p>\u5728\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\uff0cDDD\u7684\u5be6\u8e10\u4e3b\u8981\u9ad4\u73fe\u5728\u4ee5\u4e0b\u5e7e\u500b\u65b9\u9762\uff1a<\/p>\n<h3 id=\"1-%e7%a2%ba%e5%ae%9a%e9%99%90%e7%95%8c%e4%b8%8a%e4%b8%8b%e6%96%87-ZlXPhOKqMk\">1. \u78ba\u5b9a\u9650\u754c\u4e0a\u4e0b\u6587<\/h3>\n<p>\u9650\u754c\u4e0a\u4e0b\u6587\u662fDDD\u4e2d\u7684\u4e00\u500b\u91cd\u8981\u6982\u5ff5\uff0c\u5b83\u5b9a\u7fa9\u4e86\u7cfb\u7d71\u4e2d\u67d0\u4e00\u90e8\u5206\u7684\u908a\u754c\u3002\u5728\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\uff0c\u9996\u5148\u9700\u8981\u78ba\u5b9a\u4e0d\u540c\u7684\u9650\u754c\u4e0a\u4e0b\u6587\uff0c\u9019\u6709\u52a9\u65bc\u5c07\u696d\u52d9\u908f\u8f2f\u5283\u5206\u70ba\u4e0d\u540c\u7684\u6a21\u584a\u3002\u4f8b\u5982\uff0c\u5728\u4e00\u500b\u96fb\u5b50\u5546\u52d9\u7cfb\u7d71\u4e2d\uff0c\u53ef\u4ee5\u5c07\u201c\u8a02\u55ae\u7ba1\u7406\u201d\u548c\u201c\u5eab\u5b58\u7ba1\u7406\u201d\u4f5c\u70ba\u5169\u500b\u4e0d\u540c\u7684\u9650\u754c\u4e0a\u4e0b\u6587\u3002<\/p>\n<h3 id=\"2-%e8%a8%ad%e8%a8%88%e8%81%9a%e5%90%88%e6%a0%b9-ZlXPhOKqMk\">2. \u8a2d\u8a08\u805a\u5408\u6839<\/h3>\n<p>\u805a\u5408\u6839\u662fDDD\u4e2d\u7684\u4e00\u500b\u95dc\u9375\u6982\u5ff5\uff0c\u5b83\u4ee3\u8868\u4e86\u4e00\u7d44\u76f8\u95dc\u5c0d\u8c61\u7684\u6839\u7bc0\u9ede\u3002\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u805a\u5408\u6839\u901a\u5e38\u5c0d\u61c9\u65bc\u4e00\u500b\u8868\uff0c\u800c\u5176\u76f8\u95dc\u5c0d\u8c61\u5247\u53ef\u4ee5\u901a\u904e\u5916\u9375\u95dc\u806f\u3002\u4f8b\u5982\uff0c\u5728\u201c\u8a02\u55ae\u7ba1\u7406\u201d\u9650\u754c\u4e0a\u4e0b\u6587\u4e2d\uff0c\u201c\u8a02\u55ae\u201d\u53ef\u4ee5\u4f5c\u70ba\u805a\u5408\u6839\uff0c\u800c\u201c\u8a02\u55ae\u9805\u76ee\u201d\u5247\u662f\u5176\u76f8\u95dc\u5c0d\u8c61\u3002<\/p>\n<pre><code>CREATE TABLE Orders (\n    OrderID INT PRIMARY KEY,\n    CustomerID INT,\n    OrderDate DATETIME,\n    TotalAmount DECIMAL(10, 2)\n);\n\nCREATE TABLE OrderItems (\n    OrderItemID INT PRIMARY KEY,\n    OrderID INT,\n    ProductID INT,\n    Quantity INT,\n    Price DECIMAL(10, 2),\n    FOREIGN KEY (OrderID) REFERENCES Orders(OrderID)\n);<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8%e5%80%bc%e5%b0%8d%e8%b1%a1-ZlXPhOKqMk\">3. \u4f7f\u7528\u503c\u5c0d\u8c61<\/h3>\n<p>\u503c\u5c0d\u8c61\u662fDDD\u4e2d\u7684\u4e00\u500b\u91cd\u8981\u6982\u5ff5\uff0c\u5b83\u4ee3\u8868\u4e86\u4e00\u500b\u6c92\u6709\u552f\u4e00\u6a19\u8b58\u7684\u5c0d\u8c61\u3002\u5728\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\uff0c\u503c\u5c0d\u8c61\u53ef\u4ee5\u7528\u4f86\u8868\u793a\u4e00\u4e9b\u8907\u96dc\u7684\u6578\u64da\u7d50\u69cb\u3002\u4f8b\u5982\uff0c\u5728\u201c\u8a02\u55ae\u201d\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e00\u500b\u503c\u5c0d\u8c61\u4f86\u8868\u793a\u201c\u5730\u5740\u201d\u4fe1\u606f\u3002<\/p>\n<pre><code>CREATE TABLE Addresses (\n    AddressID INT PRIMARY KEY,\n    Street VARCHAR(255),\n    City VARCHAR(100),\n    State VARCHAR(100),\n    ZipCode VARCHAR(20)\n);<\/code><\/pre>\n<h3 id=\"4-%e4%ba%8b%e4%bb%b6%e6%ba%9d%e9%80%9a-ZlXPhOKqMk\">4. \u4e8b\u4ef6\u6e9d\u901a<\/h3>\n<p>\u5728DDD\u4e2d\uff0c\u4e8b\u4ef6\u662f\u7cfb\u7d71\u4e2d\u767c\u751f\u7684\u91cd\u8981\u8b8a\u5316\u3002\u5728\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e8b\u4ef6\u4f86\u89f8\u767c\u5176\u4ed6\u64cd\u4f5c\u3002\u4f8b\u5982\uff0c\u7576\u4e00\u500b\u8a02\u55ae\u88ab\u5275\u5efa\u6642\uff0c\u53ef\u4ee5\u89f8\u767c\u4e00\u500b\u4e8b\u4ef6\u4f86\u66f4\u65b0\u5eab\u5b58\u3002<\/p>\n<pre><code>CREATE TABLE OrderEvents (\n    EventID INT PRIMARY KEY,\n    OrderID INT,\n    EventType VARCHAR(50),\n    EventDate DATETIME\n);<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-ZlXPhOKqMk\">\u7d50\u8ad6<\/h2>\n<p>\u901a\u904e\u4ee5\u4e0a\u7684\u63a2\u8a0e\uff0c\u6211\u5011\u53ef\u4ee5\u770b\u5230DDD\u5728\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\u7684\u91cd\u8981\u6027\u3002\u5b83\u4e0d\u50c5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7406\u89e3\u696d\u52d9\u9700\u6c42\uff0c\u9084\u80fd\u5920\u6709\u6548\u5730\u5c07\u9019\u4e9b\u9700\u6c42\u8f49\u5316\u70ba\u53ef\u5be6\u73fe\u7684\u6578\u64da\u7d50\u69cb\u3002\u96a8\u8457\u6280\u8853\u7684\u767c\u5c55\uff0c\u8d8a\u4f86\u8d8a\u591a\u7684\u4f01\u696d\u958b\u59cb\u63a1\u7528DDD\u4f86\u63d0\u5347\u5176\u7cfb\u7d71\u7684\u9748\u6d3b\u6027\u548c\u53ef\u7dad\u8b77\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u652f\u6301\u60a8\u7684\u696d\u52d9\u9700\u6c42\u3002\u7121\u8ad6\u662f\u6578\u64da\u5eab\u8a2d\u8a08\u9084\u662f\u5176\u4ed6\u6280\u8853\u9700\u6c42\uff0c<a href=\"https:\/\/server.hk\">Server.HK<\/a>\u90fd\u80fd\u63d0\u4f9b\u7a69\u5b9a\u7684\u670d\u52d9\u548c\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u638c\u63e1DDD\u843d\u5730\u6578\u64da\u5eab\u8a2d\u8a08\u5be6\u6230\uff0c\u78ba\u4fdd\u60a8\u80fd\u8f15\u9b06\u7406\u89e3\u4e26\u61c9\u7528\u65bc\u5be6\u969b\u9805\u76ee\u4e2d\uff0c\u63d0\u5347\u958b\u767c\u6548\u7387\u8207\u8cea\u91cf\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-153827","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/153827","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=153827"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/153827\/revisions"}],"predecessor-version":[{"id":153828,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/153827\/revisions\/153828"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=153827"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=153827"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=153827"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}