{"id":186174,"date":"2024-11-11T03:43:17","date_gmt":"2024-11-10T19:43:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/186174\/"},"modified":"2024-11-11T03:43:18","modified_gmt":"2024-11-10T19:43:18","slug":"%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%e5%a4%96%e9%8f%88%e6%8e%a5%ef%bc%9a%e9%80%a3%e6%8e%a5%e4%b8%8d%e5%90%8c%e7%9a%84%e6%95%b8%e6%93%9a%e8%a1%a8%e3%80%82%ef%bc%88%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/186174\/","title":{"rendered":"\u6578\u64da\u5eab\u8868\u5916\u93c8\u63a5\uff1a\u9023\u63a5\u4e0d\u540c\u7684\u6578\u64da\u8868\u3002\uff08\u6578\u64da\u5eab\u8868\u5916\u93c8\u63a5\uff09"},"content":{"rendered":"<h1 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id=\"%e5%a6%82%e4%bd%95%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%e5%a4%96%e9%8f%88%e6%8e%a5-rgzSpFQPsr\">\u5982\u4f55\u5be6\u73fe\u6578\u64da\u5eab\u8868\u5916\u93c8\u63a5<\/h2>\n<p>\u5728\u5927\u591a\u6578\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u4e2d\uff0c\u5275\u5efa\u5916\u93c8\u63a5\u7684\u8a9e\u6cd5\u76f8\u5c0d\u7c21\u55ae\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528 SQL \u8a9e\u8a00\u5275\u5efa\u5916\u93c8\u63a5\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE Customers (\n    CustomerID INT PRIMARY KEY,\n    CustomerName VARCHAR(255)\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\u6211\u5011\u5275\u5efa\u4e86\u5169\u500b\u8868\uff1aCustomers \u548c Orders\u3002Orders \u8868\u4e2d\u7684 CustomerID \u662f\u4e00\u500b\u5916\u9375\uff0c\u6307\u5411 Customers \u8868\u4e2d\u7684 CustomerID\u3002\u9019\u6a23\uff0c\u6211\u5011\u5c31\u80fd\u5920\u78ba\u4fdd\u6bcf\u500b\u8a02\u55ae\u90fd\u5c0d\u61c9\u4e00\u500b\u6709\u6548\u7684\u5ba2\u6236\u3002<\/p>\n<h2 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id=\"%e7%b5%90%e8%ab%96-rgzSpFQPsr\">\u7d50\u8ad6<\/h2>\n<p>\u6578\u64da\u5eab\u8868\u5916\u93c8\u63a5\u662f\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\uff0c\u5b83\u4e0d\u50c5\u6709\u52a9\u65bc\u7dad\u8b77\u6578\u64da\u7684\u5b8c\u6574\u6027\uff0c\u9084\u80fd\u4fc3\u9032\u6578\u64da\u4e4b\u9593\u7684\u95dc\u806f\u6027\u3002\u901a\u904e\u5408\u7406\u5730\u4f7f\u7528\u5916\u93c8\u63a5\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u69cb\u5efa\u51fa\u66f4\u70ba\u9ad8\u6548\u548c\u53ef\u9760\u7684\u6578\u64da\u5eab\u7cfb\u7d71\u3002\u5728\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u6642\uff0c\u8003\u616e\u5230\u5916\u93c8\u63a5\u7684\u8a2d\u8a08\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u6574\u9ad4\u7cfb\u7d71\u7684\u6027\u80fd\u548c\u53ef\u7dad\u8b77\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK 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href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u670d\u52d9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u6578\u64da\u5eab\u8868\u5916\u93c8\u63a5\uff0c\u4e86\u89e3\u5982\u4f55\u6709\u6548\u9023\u63a5\u4e0d\u540c\u6578\u64da\u8868\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u8207\u67e5\u8a62\u6548\u7387\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-186174","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186174","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=186174"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186174\/revisions"}],"predecessor-version":[{"id":186175,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186174\/revisions\/186175"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=186174"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=186174"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=186174"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}