{"id":190130,"date":"2024-11-12T10:01:23","date_gmt":"2024-11-12T02:01:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/190130\/"},"modified":"2024-11-12T10:01:24","modified_gmt":"2024-11-12T02:01:24","slug":"%e7%b6%b2%e4%b8%8a%e9%81%b8%e8%aa%b2%e7%b3%bb%e7%b5%b1%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88%e5%af%a6%e7%8f%be%e6%96%b9%e6%b3%95%e8%a7%a3%e6%9e%90-%e7%b6%b2%e4%b8%8a%e9%81%b8%e8%aa%b2%e7%b3%bb","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/190130\/","title":{"rendered":"\u7db2\u4e0a\u9078\u8ab2\u7cfb\u7d71\u6578\u64da\u5eab\u8a2d\u8a08\u5be6\u73fe\u65b9\u6cd5\u89e3\u6790 (\u7db2\u4e0a\u9078\u8ab2\u7cfb\u7d71\u6578\u64da\u5eab\u8a2d\u8a08)"},"content":{"rendered":"<h1 id=\"%e7%b6%b2%e4%b8%8a%e9%81%b8%e8%aa%b2%e7%b3%bb%e7%b5%b1%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88%e5%af%a6%e7%8f%be%e6%96%b9%e6%b3%95%e8%a7%a3%e6%9e%90-xiaoaFnWZv\">\u7db2\u4e0a\u9078\u8ab2\u7cfb\u7d71\u6578\u64da\u5eab\u8a2d\u8a08\u5be6\u73fe\u65b9\u6cd5\u89e3\u6790<\/h1>\n<p>\u96a8\u8457\u4fe1\u606f\u6280\u8853\u7684\u8fc5\u901f\u767c\u5c55\uff0c\u7db2\u4e0a\u9078\u8ab2\u7cfb\u7d71\u5df2\u6210\u70ba\u9ad8\u7b49\u6559\u80b2\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u4e00\u90e8\u5206\u3002\u9019\u4e9b\u7cfb\u7d71\u4e0d\u50c5\u63d0\u9ad8\u4e86\u5b78\u751f\u9078\u8ab2\u7684\u4fbf\u5229\u6027\uff0c\u9084\u4f7f\u5b78\u6821\u80fd\u5920\u66f4\u6709\u6548\u5730\u7ba1\u7406\u8ab2\u7a0b\u548c\u8cc7\u6e90\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u7db2\u4e0a\u9078\u8ab2\u7cfb\u7d71\u7684\u6578\u64da\u5eab\u8a2d\u8a08\u53ca\u5176\u5be6\u73fe\u65b9\u6cd5\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u7406\u89e3\u5982\u4f55\u69cb\u5efa\u4e00\u500b\u9ad8\u6548\u3001\u53ef\u64f4\u5c55\u7684\u7cfb\u7d71\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88%e7%9a%84%e5%9f%ba%e6%9c%ac%e5%8e%9f%e5%89%87-xiaoaFnWZv\">\u6578\u64da\u5eab\u8a2d\u8a08\u7684\u57fa\u672c\u539f\u5247<\/h2>\n<p>\u5728\u8a2d\u8a08\u7db2\u4e0a\u9078\u8ab2\u7cfb\u7d71\u7684\u6578\u64da\u5eab\u6642\uff0c\u9700\u9075\u5faa\u4ee5\u4e0b\u5e7e\u500b\u57fa\u672c\u539f\u5247\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u5b8c\u6574\u6027\uff1a<\/strong>\u78ba\u4fdd\u6578\u64da\u7684\u6e96\u78ba\u6027\u548c\u4e00\u81f4\u6027\uff0c\u907f\u514d\u91cd\u8907\u548c\u932f\u8aa4\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u53ef\u64f4\u5c55\u6027\uff1a<\/strong>\u8a2d\u8a08\u6642\u8003\u616e\u672a\u4f86\u7684\u64f4\u5c55\u9700\u6c42\uff0c\u80fd\u5920\u8f15\u9b06\u6dfb\u52a0\u65b0\u529f\u80fd\u6216\u6578\u64da\u8868\u3002<\/li>\n<li><strong>\u6027\u80fd\u512a\u5316\uff1a<\/strong>\u901a\u904e\u5408\u7406\u7684\u7d22\u5f15\u548c\u67e5\u8a62\u8a2d\u8a08\uff0c\u63d0\u9ad8\u6578\u64da\u6aa2\u7d22\u7684\u6548\u7387\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e6%a8%a1%e5%9e%8b%e8%a8%ad%e8%a8%88-xiaoaFnWZv\">\u6578\u64da\u5eab\u6a21\u578b\u8a2d\u8a08<\/h2>\n<p>\u7db2\u4e0a\u9078\u8ab2\u7cfb\u7d71\u7684\u6578\u64da\u5eab\u6a21\u578b\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u5e7e\u500b\u4e3b\u8981\u5be6\u9ad4\uff1a<\/p>\n<ul>\n<li><strong>\u5b78\u751f\uff08Students\uff09\uff1a<\/strong>\u5b58\u5132\u5b78\u751f\u7684\u57fa\u672c\u4fe1\u606f\uff0c\u5982\u5b78\u865f\u3001\u59d3\u540d\u3001\u806f\u7e6b\u65b9\u5f0f\u7b49\u3002<\/li>\n<li><strong>\u8ab2\u7a0b\uff08Courses\uff09\uff1a<\/strong>\u5b58\u5132\u8ab2\u7a0b\u7684\u8a73\u7d30\u4fe1\u606f\uff0c\u5305\u62ec\u8ab2\u7a0b\u7de8\u865f\u3001\u540d\u7a31\u3001\u5b78\u5206\u3001\u6388\u8ab2\u6559\u5e2b\u7b49\u3002<\/li>\n<li><strong>\u9078\u8ab2\uff08Enrollments\uff09\uff1a<\/strong>\u8a18\u9304\u5b78\u751f\u9078\u64c7\u7684\u8ab2\u7a0b\uff0c\u5305\u62ec\u5b78\u751fID\u3001\u8ab2\u7a0bID\u3001\u9078\u8ab2\u6642\u9593\u7b49\u3002<\/li>\n<li><strong>\u6559\u5e2b\uff08Instructors\uff09\uff1a<\/strong>\u5b58\u5132\u6559\u5e2b\u7684\u57fa\u672c\u4fe1\u606f\uff0c\u5982\u6559\u5e2bID\u3001\u59d3\u540d\u3001\u6240\u6559\u8ab2\u7a0b\u7b49\u3002<\/li>\n<\/ul>\n<h3 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%e7%b5%90%e6%a7%8b%e7%a4%ba%e4%be%8b-xiaoaFnWZv\">\u6578\u64da\u5eab\u8868\u7d50\u69cb\u793a\u4f8b<\/h3>\n<p>\u4ee5\u4e0b\u662f\u7db2\u4e0a\u9078\u8ab2\u7cfb\u7d71\u7684\u6578\u64da\u5eab\u8868\u7d50\u69cb\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nCREATE TABLE Students (\n    student_id INT PRIMARY KEY AUTO_INCREMENT,\n    name VARCHAR(100) NOT NULL,\n    email VARCHAR(100) UNIQUE NOT NULL,\n    phone VARCHAR(15)\n);\n\nCREATE TABLE Courses (\n    course_id INT PRIMARY KEY AUTO_INCREMENT,\n    course_name VARCHAR(100) NOT NULL,\n    credits INT NOT NULL,\n    instructor_id INT,\n    FOREIGN KEY (instructor_id) REFERENCES Instructors(instructor_id)\n);\n\nCREATE TABLE Instructors (\n    instructor_id INT PRIMARY KEY AUTO_INCREMENT,\n    name VARCHAR(100) NOT NULL,\n    email VARCHAR(100) UNIQUE NOT NULL\n);\n\nCREATE TABLE Enrollments (\n    enrollment_id INT PRIMARY KEY AUTO_INCREMENT,\n    student_id INT,\n    course_id INT,\n    enrollment_date DATETIME DEFAULT CURRENT_TIMESTAMP,\n    FOREIGN KEY (student_id) REFERENCES Students(student_id),\n    FOREIGN KEY (course_id) REFERENCES Courses(course_id)\n);\n<\/code><\/pre>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e5%af%a6%e7%8f%be%e6%96%b9%e6%b3%95-xiaoaFnWZv\">\u6578\u64da\u5eab\u5be6\u73fe\u65b9\u6cd5<\/h2>\n<p>\u5728\u5be6\u73fe\u7db2\u4e0a\u9078\u8ab2\u7cfb\u7d71\u7684\u6578\u64da\u5eab\u6642\uff0c\u53ef\u4ee5\u63a1\u7528\u4ee5\u4e0b\u6b65\u9a5f\uff1a<\/p>\n<ol>\n<li><strong>\u9700\u6c42\u5206\u6790\uff1a<\/strong>\u8207\u76f8\u95dc\u5229\u76ca\u76f8\u95dc\u8005\uff08\u5982\u5b78\u751f\u3001\u6559\u5e2b\u548c\u7ba1\u7406\u4eba\u54e1\uff09\u9032\u884c\u8a0e\u8ad6\uff0c\u78ba\u5b9a\u7cfb\u7d71\u7684\u529f\u80fd\u9700\u6c42\u3002<\/li>\n<li><strong>\u6578\u64da\u5efa\u6a21\uff1a<\/strong>\u6839\u64da\u9700\u6c42\u5206\u6790\u7684\u7d50\u679c\uff0c\u8a2d\u8a08\u6578\u64da\u6a21\u578b\uff0c\u78ba\u5b9a\u5be6\u9ad4\u53ca\u5176\u95dc\u4fc2\u3002<\/li>\n<li><strong>\u6578\u64da\u5eab\u9078\u64c7\uff1a<\/strong>\u6839\u64da\u7cfb\u7d71\u7684\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff08\u5982MySQL\u3001PostgreSQL\u7b49\uff09\u3002<\/li>\n<li><strong>\u5be6\u65bd\u8207\u6e2c\u8a66\uff1a<\/strong>\u6839\u64da\u8a2d\u8a08\u7684\u6578\u64da\u5eab\u7d50\u69cb\u5be6\u65bd\u6578\u64da\u5eab\uff0c\u4e26\u9032\u884c\u6e2c\u8a66\u4ee5\u78ba\u4fdd\u5176\u529f\u80fd\u6b63\u5e38\u3002<\/li>\n<\/ol>\n<h2 id=\"%e7%b5%90%e8%ab%96-xiaoaFnWZv\">\u7d50\u8ad6<\/h2>\n<p>\u7db2\u4e0a\u9078\u8ab2\u7cfb\u7d71\u7684\u6578\u64da\u5eab\u8a2d\u8a08\u662f\u4e00\u500b\u8907\u96dc\u4f46\u91cd\u8981\u7684\u904e\u7a0b\uff0c\u6d89\u53ca\u5230\u591a\u500b\u5be6\u9ad4\u53ca\u5176\u95dc\u4fc2\u7684\u5408\u7406\u898f\u5283\u3002\u901a\u904e\u9075\u5faa\u6578\u64da\u5b8c\u6574\u6027\u3001\u53ef\u64f4\u5c55\u6027\u548c\u6027\u80fd\u512a\u5316\u7684\u539f\u5247\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u69cb\u5efa\u51fa\u9ad8\u6548\u7684\u7cfb\u7d71\uff0c\u6eff\u8db3\u7528\u6236\u7684\u9700\u6c42\u3002\u96a8\u8457\u6280\u8853\u7684\u9032\u6b65\uff0c\u9019\u4e9b\u7cfb\u7d71\u5c07\u6703\u8b8a\u5f97\u66f4\u52a0\u667a\u80fd\u5316\u548c\u81ea\u52d5\u5316\uff0c\u70ba\u6559\u80b2\u884c\u696d\u5e36\u4f86\u66f4\u591a\u7684\u4fbf\u5229\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<em><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/em>\u548c<em><a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a><\/em>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6790\u7db2\u4e0a\u9078\u8ab2\u7cfb\u7d71\u7684\u6578\u64da\u5eab\u8a2d\u8a08\u5be6\u73fe\u65b9\u6cd5\uff0c\u63a2\u8a0e\u7d50\u69cb\u3001\u529f\u80fd\u53ca\u512a\u5316\u7b56\u7565\uff0c\u63d0\u5347\u9078\u8ab2\u6548\u7387\u8207\u7528\u6236\u9ad4\u9a57\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-190130","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190130","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=190130"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190130\/revisions"}],"predecessor-version":[{"id":190131,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190130\/revisions\/190131"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=190130"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=190130"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=190130"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}