{"id":182210,"date":"2024-11-09T21:01:21","date_gmt":"2024-11-09T13:01:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/182210\/"},"modified":"2024-11-09T21:01:22","modified_gmt":"2024-11-09T13:01:22","slug":"%e6%b7%b1%e5%85%a5%e6%8e%a2%e8%a8%8e%e6%95%b8%e6%93%9a%e5%ba%ab1%e5%b0%8d%e5%a4%9a%e9%97%9c%e4%bf%82%ef%bc%9a%e6%95%b8%e6%93%9a%e7%ae%a1%e7%90%86%e6%9b%b4%e9%ab%98%e6%95%88%ef%bc%88%e6%95%b8%e6%93%9a","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/182210\/","title":{"rendered":"\u6df1\u5165\u63a2\u8a0e\u6578\u64da\u5eab1\u5c0d\u591a\u95dc\u4fc2\uff1a\u6578\u64da\u7ba1\u7406\u66f4\u9ad8\u6548\uff08\u6578\u64da\u5eab1\u5c0d\u591a\uff09"},"content":{"rendered":"<h1 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id=\"%e5%a6%82%e4%bd%95%e5%af%a6%e7%8f%be1%e5%b0%8d%e5%a4%9a%e9%97%9c%e4%bf%82-dsczuRUWgJ\">\u5982\u4f55\u5be6\u73fe1\u5c0d\u591a\u95dc\u4fc2<\/h2>\n<p>\u5728\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u4e2d\uff0c\u5be6\u73fe1\u5c0d\u591a\u95dc\u4fc2\u901a\u5e38\u9700\u8981\u4f7f\u7528\u5916\u9375\u3002\u5916\u9375\u662f\u4e00\u500b\u8868\u4e2d\u7684\u5b57\u6bb5\uff0c\u5b83\u5f15\u7528\u53e6\u4e00\u500b\u8868\u7684\u4e3b\u9375\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5728SQL\u4e2d\u5275\u5efa1\u5c0d\u591a\u95dc\u4fc2\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>CREATE TABLE Teachers (\n    TeacherID INT PRIMARY KEY,\n    Name VARCHAR(100)\n);\n\nCREATE TABLE Courses (\n    CourseID INT PRIMARY KEY,\n    CourseName VARCHAR(100),\n    TeacherID INT,\n    FOREIGN KEY (TeacherID) REFERENCES Teachers(TeacherID)\n);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0cCourses\u8868\u4e2d\u7684TeacherID\u5b57\u6bb5\u662f\u5916\u9375\uff0c\u5f15\u7528\u4e86Teachers\u8868\u4e2d\u7684TeacherID\u3002\u9019\u6a23\uff0c\u6bcf\u500b\u8ab2\u7a0b\u90fd\u53ef\u4ee5\u8207\u4e00\u4f4d\u6559\u5e2b\u76f8\u95dc\u806f\uff0c\u800c\u6bcf\u4f4d\u6559\u5e2b\u53ef\u4ee5\u6559\u6388\u591a\u9580\u8ab2\u7a0b\u3002<\/p>\n<h2 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