{"id":186918,"date":"2024-11-11T09:55:26","date_gmt":"2024-11-11T01:55:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/186918\/"},"modified":"2024-11-11T09:55:27","modified_gmt":"2024-11-11T01:55:27","slug":"%e6%95%b8%e6%93%9a%e5%ba%ab%e6%a8%a1%e5%a1%8a%e9%97%9c%e4%bf%82%e8%a7%a3%e6%9e%90-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%a8%a1%e5%a1%8a%e9%97%9c%e4%bf%82","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/186918\/","title":{"rendered":"\u6578\u64da\u5eab\u6a21\u584a\u95dc\u4fc2\u89e3\u6790 (\u6578\u64da\u5eab\u6a21\u584a\u95dc\u4fc2)"},"content":{"rendered":"<h1 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e6%a8%a1%e5%a1%8a%e9%97%9c%e4%bf%82%e8%a7%a3%e6%9e%90-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%a8%a1%e5%a1%8a%e9%97%9c%e4%bf%82-UAfqtuTpRI\">\u6578\u64da\u5eab\u6a21\u584a\u95dc\u4fc2\u89e3\u6790 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id=\"%e5%af%a6%e4%be%8b%e5%88%86%e6%9e%90-UAfqtuTpRI\">\u5be6\u4f8b\u5206\u6790<\/h2>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u7c21\u55ae\u7684\u6578\u64da\u5eab\uff0c\u5305\u542b\u5169\u500b\u8868\uff1a<code>Customers<\/code>\u548c<code>Orders<\/code>\u3002\u9019\u5169\u500b\u8868\u4e4b\u9593\u5b58\u5728\u4e00\u5c0d\u591a\u7684\u95dc\u4fc2\u3002\u4ee5\u4e0b\u662f\u9019\u5169\u500b\u8868\u7684\u7d50\u69cb\uff1a<\/p>\n<pre><code>CREATE TABLE Customers (\n    CustomerID INT PRIMARY KEY,\n    CustomerName VARCHAR(100)\n);\n\nCREATE TABLE Orders (\n    OrderID INT PRIMARY KEY,\n    OrderDate DATE,\n    CustomerID INT,\n    FOREIGN KEY (CustomerID) REFERENCES Customers(CustomerID)\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6bcf\u500b\u5ba2\u6236\u53ef\u4ee5\u6709\u591a\u500b\u8a02\u55ae\uff0c\u800c\u6bcf\u500b\u8a02\u55ae\u90fd\u5c6c\u65bc\u4e00\u500b\u7279\u5b9a\u7684\u5ba2\u6236\u3002\u9019\u7a2e\u8a2d\u8a08\u4f7f\u5f97\u6578\u64da\u7684\u7ba1\u7406\u548c\u67e5\u8a62\u8b8a\u5f97\u66f4\u52a0\u9ad8\u6548\u3002<\/p>\n<h2 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href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u7684\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u6578\u64da\u5eab\u6a21\u584a\u95dc\u4fc2\u89e3\u6790\uff0c\u6df1\u5165\u7406\u89e3\u6578\u64da\u5eab\u7d50\u69cb\u3001\u6a21\u584a\u9593\u7684\u76f8\u4e92\u4f5c\u7528\u53ca\u5176\u5c0d\u6578\u64da\u7ba1\u7406\u7684\u5f71\u97ff\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-186918","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186918","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=186918"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186918\/revisions"}],"predecessor-version":[{"id":186919,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186918\/revisions\/186919"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=186918"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=186918"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=186918"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}