{"id":185972,"date":"2024-11-11T02:02:24","date_gmt":"2024-11-10T18:02:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/185972\/"},"modified":"2024-11-11T02:02:25","modified_gmt":"2024-11-10T18:02:25","slug":"%e6%95%b8%e6%93%9a%e5%ba%abip%e8%88%87%e9%97%9c%e4%bf%82%e7%9a%84%e8%a7%a3%e6%9e%90%ef%bc%88%e6%95%b8%e6%93%9a%e5%ba%abip%e6%98%af%e4%bb%80%e9%ba%bc%e9%97%9c%e4%bf%82%e6%98%af%e4%bb%80%e9%ba%bc","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/185972\/","title":{"rendered":"\u6578\u64da\u5eabIP\u8207\u95dc\u4fc2\u7684\u89e3\u6790\uff08\u6578\u64da\u5eabip\u662f\u4ec0\u9ebc\u95dc\u4fc2\u662f\u4ec0\u9ebc\uff09"},"content":{"rendered":"<h1 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id=\"%e6%95%b8%e6%93%9a%e5%ba%abip%e8%88%87%e9%97%9c%e4%bf%82%e7%9a%84%e4%ba%92%e5%8b%95-RphgWKmZRt\">\u6578\u64da\u5eabIP\u8207\u95dc\u4fc2\u7684\u4e92\u52d5<\/h2>\n<p>\u6578\u64da\u5eabIP\u548c\u95dc\u4fc2\u4e4b\u9593\u7684\u4e92\u52d5\u4e3b\u8981\u9ad4\u73fe\u5728\u6578\u64da\u7684\u5b58\u53d6\u548c\u7ba1\u7406\u4e0a\u3002\u7576\u5ba2\u6236\u7aef\u901a\u904e\u6578\u64da\u5eabIP\u9023\u63a5\u5230\u6578\u64da\u5eab\u4f3a\u670d\u5668\u6642\uff0c\u5b83\u53ef\u4ee5\u57f7\u884c\u5404\u7a2e\u64cd\u4f5c\uff0c\u5982\u67e5\u8a62\u3001\u63d2\u5165\u3001\u66f4\u65b0\u548c\u522a\u9664\u6578\u64da\u3002\u9019\u4e9b\u64cd\u4f5c\u901a\u5e38\u6d89\u53ca\u5230\u591a\u500b\u8868\u683c\u4e4b\u9593\u7684\u95dc\u4fc2\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u4f7f\u7528SQL\u8a9e\u8a00\u9032\u884c\u67e5\u8a62\u6642\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5229\u7528JOIN\u8a9e\u53e5\u4f86\u9023\u63a5\u4e0d\u540c\u7684\u8868\u683c\uff0c\u5f9e\u800c\u7372\u53d6\u6240\u9700\u7684\u6578\u64da\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684SQL\u67e5\u8a62\u793a\u4f8b\uff1a<\/p>\n<pre><code>SELECT students.name, courses.title\nFROM students\nJOIN enrollments ON students.id = enrollments.student_id\nJOIN courses ON enrollments.course_id = courses.id;<\/code><\/pre>\n<p>\u5728\u9019\u500b\u67e5\u8a62\u4e2d\uff0c\u901a\u904e\u5b78\u751f\u8868\u3001\u9078\u8ab2\u8868\u548c\u8ab2\u7a0b\u8868\u4e4b\u9593\u7684\u95dc\u4fc2\uff0c\u80fd\u5920\u7372\u53d6\u6bcf\u4f4d\u5b78\u751f\u6240\u9078\u64c7\u7684\u8ab2\u7a0b\u540d\u7a31\u3002\u9019\u6a23\u7684\u67e5\u8a62\u4f9d\u8cf4\u65bc\u6578\u64da\u5eabIP\u7684\u9023\u63a5\uff0c\u78ba\u4fdd\u6578\u64da\u80fd\u5920\u6b63\u78ba\u5730\u5f9e\u4f3a\u670d\u5668\u4e2d\u63d0\u53d6\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-RphgWKmZRt\">\u7e3d\u7d50<\/h2>\n<p>\u6578\u64da\u5eabIP\u548c\u95dc\u4fc2\u662f\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u5169\u500b\u6982\u5ff5\u3002\u6578\u64da\u5eabIP\u63d0\u4f9b\u4e86\u9023\u63a5\u7684\u57fa\u790e\uff0c\u800c\u95dc\u4fc2\u5247\u4f7f\u5f97\u6578\u64da\u4e4b\u9593\u7684\u4e92\u52d5\u8b8a\u5f97\u9748\u6d3b\u548c\u9ad8\u6548\u3002\u4e86\u89e3\u9019\u4e9b\u6982\u5ff5\u4e0d\u50c5\u6709\u52a9\u65bc\u958b\u767c\u8005\u8a2d\u8a08\u66f4\u597d\u7684\u6578\u64da\u5eab\u7d50\u69cb\uff0c\u4e5f\u80fd\u63d0\u9ad8\u6578\u64da\u7684\u5b58\u53d6\u6548\u7387\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> 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