{"id":174457,"date":"2024-11-07T22:01:22","date_gmt":"2024-11-07T14:01:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/174457\/"},"modified":"2024-11-07T22:01:23","modified_gmt":"2024-11-07T14:01:23","slug":"%e5%a6%82%e4%bd%95%e9%80%b2%e8%a1%8c%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%80%e5%b0%8d%e4%b8%80%e8%a1%a8%e7%9a%84%e8%a8%ad%e8%a8%88-%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%80%e5%b0%8d%e4%b8%80%e6%80%8e%e9%ba%bc","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/174457\/","title":{"rendered":"\u5982\u4f55\u9032\u884c\u6578\u64da\u5eab\u4e00\u5c0d\u4e00\u8868\u7684\u8a2d\u8a08 (\u6578\u64da\u5eab\u4e00\u5c0d\u4e00\u600e\u9ebc\u8a2d\u8a08\u8868)"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e9%80%b2%e8%a1%8c%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%80%e5%b0%8d%e4%b8%80%e8%a1%a8%e7%9a%84%e8%a8%ad%e8%a8%88-WpzyvTenVS\">\u5982\u4f55\u9032\u884c\u6578\u64da\u5eab\u4e00\u5c0d\u4e00\u8868\u7684\u8a2d\u8a08<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\uff0c\u4e00\u5c0d\u4e00\u95dc\u4fc2\u662f\u4e00\u7a2e\u7279\u6b8a\u7684\u95dc\u806f\uff0c\u7576\u5169\u500b\u8868\u4e2d\u7684\u6bcf\u4e00\u884c\u90fd\u8207\u53e6\u4e00\u500b\u8868\u4e2d\u7684\u4e00\u884c\u76f8\u5c0d\u61c9\u6642\uff0c\u5c31\u5f62\u6210\u4e86\u4e00\u5c0d\u4e00\u7684\u95dc\u4fc2\u3002\u9019\u7a2e\u8a2d\u8a08\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\u975e\u5e38\u6709\u7528\uff0c\u4f8b\u5982\u7576\u9700\u8981\u5c07\u67d0\u4e9b\u5c6c\u6027\u5206\u958b\u4ee5\u63d0\u9ad8\u6578\u64da\u7684\u5b89\u5168\u6027\u6216\u53ef\u7ba1\u7406\u6027\u6642\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u6709\u6548\u5730\u8a2d\u8a08\u6578\u64da\u5eab\u7684\u4e00\u5c0d\u4e00\u8868\u3002<\/p>\n<h2 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id=\"%e8%a8%ad%e8%a8%88%e4%b8%80%e5%b0%8d%e4%b8%80%e8%a1%a8%e7%9a%84%e6%ad%a5%e9%a9%9f-WpzyvTenVS\">\u8a2d\u8a08\u4e00\u5c0d\u4e00\u8868\u7684\u6b65\u9a5f<\/h2>\n<h3 id=\"1-%e7%a2%ba%e5%ae%9a%e5%af%a6%e9%ab%94-WpzyvTenVS\">1. \u78ba\u5b9a\u5be6\u9ad4<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u78ba\u5b9a\u9700\u8981\u5efa\u7acb\u4e00\u5c0d\u4e00\u95dc\u4fc2\u7684\u5be6\u9ad4\u3002\u4f8b\u5982\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u7528\u6236\u8868\uff08Users\uff09\u548c\u4e00\u500b\u7528\u6236\u8a73\u7d30\u4fe1\u606f\u8868\uff08UserDetails\uff09\u3002\u6bcf\u500b\u7528\u6236\u5728\u7528\u6236\u8a73\u7d30\u4fe1\u606f\u8868\u4e2d\u90fd\u6709\u552f\u4e00\u7684\u8a73\u7d30\u4fe1\u606f\u3002<\/p>\n<h3 id=\"2-%e8%a8%ad%e8%a8%88%e8%a1%a8%e7%b5%90%e6%a7%8b-WpzyvTenVS\">2. \u8a2d\u8a08\u8868\u7d50\u69cb<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u60a8\u9700\u8981\u8a2d\u8a08\u9019\u5169\u500b\u8868\u7684\u7d50\u69cb\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE Users (\n    UserID INT PRIMARY KEY,\n    UserName VARCHAR(100) NOT NULL\n);\n\nCREATE TABLE UserDetails (\n    DetailID INT PRIMARY KEY,\n    UserID INT UNIQUE,\n    Address VARCHAR(255),\n    PhoneNumber VARCHAR(15),\n    FOREIGN KEY (UserID) REFERENCES Users(UserID)\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0cUsers\u8868\u5305\u542b\u7528\u6236\u7684\u57fa\u672c\u4fe1\u606f\uff0c\u800cUserDetails\u8868\u5247\u5305\u542b\u7528\u6236\u7684\u8a73\u7d30\u4fe1\u606f\u3002\u6ce8\u610f\uff0cUserDetails\u8868\u4e2d\u7684UserID\u5b57\u6bb5\u88ab\u8a2d\u7f6e\u70ba\u552f\u4e00\uff0c\u9019\u78ba\u4fdd\u4e86\u6bcf\u500b\u7528\u6236\u53ea\u80fd\u6709\u4e00\u500b\u8a73\u7d30\u4fe1\u606f\u8a18\u9304\u3002<\/p>\n<h3 id=\"3-%e8%a8%ad%e7%bd%ae%e5%a4%96%e9%8d%b5%e7%b4%84%e6%9d%9f-WpzyvTenVS\">3. \u8a2d\u7f6e\u5916\u9375\u7d04\u675f<\/h3>\n<p>\u5728\u8a2d\u8a08\u4e00\u5c0d\u4e00\u95dc\u4fc2\u6642\uff0c\u8a2d\u7f6e\u5916\u9375\u7d04\u675f\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u9019\u4e0d\u50c5\u6709\u52a9\u65bc\u7dad\u8b77\u6578\u64da\u7684\u5b8c\u6574\u6027\uff0c\u9084\u80fd\u78ba\u4fdd\u5728\u522a\u9664\u6216\u66f4\u65b0\u8a18\u9304\u6642\u4e0d\u6703\u51fa\u73fe\u5b64\u7acb\u7684\u6578\u64da\u3002\u4f8b\u5982\uff0c\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0cUserDetails\u8868\u4e2d\u7684UserID\u5b57\u6bb5\u662fUsers\u8868\u7684\u5916\u9375\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6bcf\u500b\u8a73\u7d30\u4fe1\u606f\u90fd\u5c0d\u61c9\u5230\u4e00\u500b\u6709\u6548\u7684\u7528\u6236\u3002<\/p>\n<h3 id=\"4-%e6%b8%ac%e8%a9%a6%e6%95%b8%e6%93%9a%e5%ae%8c%e6%95%b4%e6%80%a7-WpzyvTenVS\">4. \u6e2c\u8a66\u6578\u64da\u5b8c\u6574\u6027<\/h3>\n<p>\u5728\u5b8c\u6210\u8868\u7684\u8a2d\u8a08\u5f8c\uff0c\u60a8\u61c9\u8a72\u9032\u884c\u6e2c\u8a66\u4ee5\u78ba\u4fdd\u6578\u64da\u5b8c\u6574\u6027\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u5617\u8a66\u63d2\u5165\u4e00\u500b\u7528\u6236\uff0c\u7136\u5f8c\u63d2\u5165\u4e00\u500b\u8207\u8a72\u7528\u6236\u76f8\u95dc\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u4e26\u6aa2\u67e5\u662f\u5426\u80fd\u5920\u6b63\u78ba\u5730\u6aa2\u7d22\u9019\u4e9b\u6578\u64da\u3002<\/p>\n<pre><code>INSERT INTO Users (UserID, UserName) VALUES (1, 'Alice');\nINSERT INTO UserDetails (DetailID, UserID, Address, PhoneNumber) VALUES (1, 1, '123 Main St', '1234567890');\n\nSELECT Users.UserName, UserDetails.Address \nFROM Users \nJOIN UserDetails ON Users.UserID = UserDetails.UserID;<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-WpzyvTenVS\">\u7d50\u8ad6<\/h2>\n<p>\u8a2d\u8a08\u6578\u64da\u5eab\u7684\u4e00\u5c0d\u4e00\u8868\u662f\u4e00\u500b\u91cd\u8981\u7684\u904e\u7a0b\uff0c\u80fd\u5920\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7d44\u7e54\u548c\u7ba1\u7406\u6578\u64da\u3002\u901a\u904e\u78ba\u5b9a\u5be6\u9ad4\u3001\u8a2d\u8a08\u8868\u7d50\u69cb\u3001\u8a2d\u7f6e\u5916\u9375\u7d04\u675f\u4ee5\u53ca\u6e2c\u8a66\u6578\u64da\u5b8c\u6574\u6027\uff0c\u60a8\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u6e96\u78ba\u6027\u548c\u4e00\u81f4\u6027\u3002\u9019\u7a2e\u8a2d\u8a08\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u5b89\u5168\u6027\uff0c\u9084\u80fd\u589e\u5f37\u6578\u64da\u7684\u53ef\u7ba1\u7406\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\u6258\u7ba1\u60a8\u7684\u6578\u64da\u5eab\u3002\u7121\u8ad6\u662f\u9700\u8981\u9ad8\u6027\u80fd\u7684<a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a>\u9084\u662f\u7a69\u5b9a\u7684<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u670d\u52a1\u5668<\/a>\uff0cServer.HK\u90fd\u80fd\u63d0\u4f9b\u60a8\u6240\u9700\u7684\u652f\u6301\u548c\u8cc7\u6e90\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u8a2d\u8a08\u6578\u64da\u5eab\u4e00\u5c0d\u4e00\u8868\uff0c\u5305\u62ec\u95dc\u806f\u3001\u4e3b\u9375\u548c\u5916\u9375\u7684\u4f7f\u7528\uff0c\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\u8207\u5b8c\u6574\u6027\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-174457","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/174457","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=174457"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/174457\/revisions"}],"predecessor-version":[{"id":174458,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/174457\/revisions\/174458"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=174457"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=174457"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=174457"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}