{"id":175001,"date":"2024-11-08T01:49:25","date_gmt":"2024-11-07T17:49:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/175001\/"},"modified":"2024-11-08T01:49:26","modified_gmt":"2024-11-07T17:49:26","slug":"%e5%a6%82%e4%bd%95%e8%a8%ad%e8%a8%88%e5%85%ac%e5%8f%b8%e7%b5%84%e7%b9%94%e7%b5%90%e6%a7%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%ef%bc%9f-%e5%85%ac%e5%8f%b8%e7%b5%84%e7%b9%94%e7%b5%90%e6%a7%8b%e6%95%b8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/175001\/","title":{"rendered":"\u5982\u4f55\u8a2d\u8a08\u516c\u53f8\u7d44\u7e54\u7d50\u69cb\u6578\u64da\u5eab\u8868\uff1f (\u516c\u53f8\u7d44\u7e54\u7d50\u69cb\u6578\u64da\u5eab\u8868)"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e8%a8%ad%e8%a8%88%e5%85%ac%e5%8f%b8%e7%b5%84%e7%b9%94%e7%b5%90%e6%a7%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%ef%bc%9f-guoabPQNnz\">\u5982\u4f55\u8a2d\u8a08\u516c\u53f8\u7d44\u7e54\u7d50\u69cb\u6578\u64da\u5eab\u8868\uff1f<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u5546\u696d\u74b0\u5883\u4e2d\uff0c\u8a2d\u8a08\u4e00\u500b\u6709\u6548\u7684\u516c\u53f8\u7d44\u7e54\u7d50\u69cb\u6578\u64da\u5eab\u8868\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u9019\u4e0d\u50c5\u6709\u52a9\u65bc\u7ba1\u7406\u516c\u53f8\u5167\u90e8\u7684\u8cc7\u6e90\uff0c\u9084\u80fd\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u548c\u6e9d\u901a\u6548\u679c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u8a2d\u8a08\u4e00\u500b\u5408\u7406\u7684\u516c\u53f8\u7d44\u7e54\u7d50\u69cb\u6578\u64da\u5eab\u8868\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u5efa\u8b70\u3002<\/p>\n<h2 id=\"1-%e7%a2%ba%e5%ae%9a%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e9%9c%80%e6%b1%82-guoabPQNnz\">1. \u78ba\u5b9a\u6578\u64da\u5eab\u7684\u9700\u6c42<\/h2>\n<p>\u5728\u8a2d\u8a08\u6578\u64da\u5eab\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u660e\u78ba\u6578\u64da\u5eab\u7684\u9700\u6c42\u3002\u9019\u5305\u62ec\u4e86\u89e3\u516c\u53f8\u7d44\u7e54\u7684\u7d50\u69cb\u3001\u90e8\u9580\u7684\u5283\u5206\u3001\u54e1\u5de5\u7684\u89d2\u8272\u53ca\u5176\u76f8\u4e92\u95dc\u4fc2\u3002\u901a\u5e38\uff0c\u7d44\u7e54\u7d50\u69cb\u53ef\u4ee5\u5206\u70ba\u4ee5\u4e0b\u5e7e\u500b\u5c64\u7d1a\uff1a<\/p>\n<ul>\n<li>\u9ad8\u5c64\u7ba1\u7406\uff08\u5982CEO\u3001CFO\u7b49\uff09<\/li>\n<li>\u4e2d\u5c64\u7ba1\u7406\uff08\u5982\u90e8\u9580\u7d93\u7406\uff09<\/li>\n<li>\u57fa\u5c64\u54e1\u5de5\uff08\u5982\u666e\u901a\u54e1\u5de5\u3001\u5be6\u7fd2\u751f\uff09<\/li>\n<\/ul>\n<h2 id=\"2-%e8%a8%ad%e8%a8%88%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%e7%b5%90%e6%a7%8b-guoabPQNnz\">2. \u8a2d\u8a08\u6578\u64da\u5eab\u8868\u7d50\u69cb<\/h2>\n<p>\u5728\u78ba\u5b9a\u9700\u6c42\u5f8c\uff0c\u63a5\u4e0b\u4f86\u662f\u8a2d\u8a08\u6578\u64da\u5eab\u8868\u7684\u7d50\u69cb\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u57fa\u672c\u7684\u7d44\u7e54\u7d50\u69cb\u6578\u64da\u5eab\u8868\u7684\u8a2d\u8a08\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nCREATE TABLE Employees (\n    EmployeeID INT PRIMARY KEY AUTO_INCREMENT,\n    FirstName VARCHAR(50) NOT NULL,\n    LastName VARCHAR(50) NOT NULL,\n    Position VARCHAR(50) NOT NULL,\n    DepartmentID INT,\n    ManagerID INT,\n    FOREIGN KEY (DepartmentID) REFERENCES Departments(DepartmentID),\n    FOREIGN KEY (ManagerID) REFERENCES Employees(EmployeeID)\n);\n\nCREATE TABLE Departments (\n    DepartmentID INT PRIMARY KEY AUTO_INCREMENT,\n    DepartmentName VARCHAR(100) NOT NULL,\n    Location VARCHAR(100)\n);\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u5169\u500b\u8868\uff1aEmployees\uff08\u54e1\u5de5\uff09\u548cDepartments\uff08\u90e8\u9580\uff09\u3002<\/p>\n<h3 id=\"2-1-employees-%e8%a1%a8-guoabPQNnz\">2.1 Employees \u8868<\/h3>\n<p>Employees \u8868\u5305\u542b\u4ee5\u4e0b\u5b57\u6bb5\uff1a<\/p>\n<ul>\n<li><strong>EmployeeID<\/strong>: \u54e1\u5de5\u7684\u552f\u4e00\u6a19\u8b58\u7b26\u3002<\/li>\n<li><strong>FirstName<\/strong>: \u54e1\u5de5\u7684\u540d\u5b57\u3002<\/li>\n<li><strong>LastName<\/strong>: \u54e1\u5de5\u7684\u59d3\u6c0f\u3002<\/li>\n<li><strong>Position<\/strong>: \u54e1\u5de5\u7684\u8077\u4f4d\u3002<\/li>\n<li><strong>DepartmentID<\/strong>: \u54e1\u5de5\u6240\u5c6c\u90e8\u9580\u7684ID\u3002<\/li>\n<li><strong>ManagerID<\/strong>: \u54e1\u5de5\u7684\u4e0a\u7d1a\u7d93\u7406\u7684ID\u3002<\/li>\n<\/ul>\n<h3 id=\"2-2-departments-%e8%a1%a8-guoabPQNnz\">2.2 Departments \u8868<\/h3>\n<p>Departments \u8868\u5305\u542b\u4ee5\u4e0b\u5b57\u6bb5\uff1a<\/p>\n<ul>\n<li><strong>DepartmentID<\/strong>: \u90e8\u9580\u7684\u552f\u4e00\u6a19\u8b58\u7b26\u3002<\/li>\n<li><strong>DepartmentName<\/strong>: \u90e8\u9580\u7684\u540d\u7a31\u3002<\/li>\n<li><strong>Location<\/strong>: \u90e8\u9580\u7684\u5730\u7406\u4f4d\u7f6e\u3002<\/li>\n<\/ul>\n<h2 id=\"3-%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%93%b4%e5%b1%95%e6%80%a7-guoabPQNnz\">3. \u6578\u64da\u5eab\u7684\u64f4\u5c55\u6027<\/h2>\n<p>\u5728\u8a2d\u8a08\u6578\u64da\u5eab\u6642\uff0c\u8003\u616e\u5230\u672a\u4f86\u7684\u64f4\u5c55\u6027\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u96a8\u8457\u516c\u53f8\u898f\u6a21\u7684\u64f4\u5927\uff0c\u53ef\u80fd\u6703\u9700\u8981\u6dfb\u52a0\u65b0\u7684\u90e8\u9580\u6216\u54e1\u5de5\u3002\u70ba\u6b64\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528\u5916\u9375\u4f86\u7dad\u8b77\u6578\u64da\u7684\u5b8c\u6574\u6027\u3002<\/li>\n<li>\u8a2d\u8a08\u9748\u6d3b\u7684\u6578\u64da\u7d50\u69cb\uff0c\u4ee5\u4fbf\u65bc\u672a\u4f86\u7684\u4fee\u6539\u548c\u64f4\u5c55\u3002<\/li>\n<li>\u5b9a\u671f\u5099\u4efd\u6578\u64da\uff0c\u4ee5\u9632\u6b62\u6578\u64da\u4e1f\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"4-%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e5%ae%89%e5%85%a8%e6%80%a7-guoabPQNnz\">4. \u6578\u64da\u5eab\u7684\u5b89\u5168\u6027<\/h2>\n<p>\u6578\u64da\u5eab\u7684\u5b89\u5168\u6027\u540c\u6a23\u4e0d\u53ef\u5ffd\u8996\u3002\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u6027\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u65b9\u5f0f\u5be6\u73fe\uff1a<\/p>\n<ul>\n<li>\u8a2d\u7f6e\u9069\u7576\u7684\u7528\u6236\u6b0a\u9650\uff0c\u9650\u5236\u5c0d\u654f\u611f\u6578\u64da\u7684\u8a2a\u554f\u3002<\/li>\n<li>\u4f7f\u7528\u52a0\u5bc6\u6280\u8853\u4fdd\u8b77\u5b58\u5132\u7684\u6578\u64da\u3002<\/li>\n<li>\u5b9a\u671f\u9032\u884c\u5b89\u5168\u5be9\u8a08\uff0c\u6aa2\u67e5\u6578\u64da\u5eab\u7684\u5b89\u5168\u6027\u3002<\/li>\n<\/ul>\n<h2 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