{"id":190168,"date":"2024-11-12T10:20:22","date_gmt":"2024-11-12T02:20:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/190168\/"},"modified":"2024-11-12T10:20:23","modified_gmt":"2024-11-12T02:20:23","slug":"%e7%b6%b2%e7%ab%99cms%e5%a6%82%e4%bd%95%e5%84%aa%e5%8c%96%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88-%e7%b6%b2%e7%ab%99cms%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/190168\/","title":{"rendered":"\u7db2\u7ad9CMS\u5982\u4f55\u512a\u5316\u6578\u64da\u5eab\u8a2d\u8a08 (\u7db2\u7ad9cms\u6578\u64da\u5eab\u8a2d\u8a08)"},"content":{"rendered":"<h1 id=\"%e7%b6%b2%e7%ab%99cms%e5%a6%82%e4%bd%95%e5%84%aa%e5%8c%96%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88-%e7%b6%b2%e7%ab%99cms%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88-SGQLUdLLhR\">\u7db2\u7ad9CMS\u5982\u4f55\u512a\u5316\u6578\u64da\u5eab\u8a2d\u8a08 (\u7db2\u7ad9CMS\u6578\u64da\u5eab\u8a2d\u8a08)<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u5b57\u5316\u7684\u6642\u4ee3\uff0c\u7db2\u7ad9\u5167\u5bb9\u7ba1\u7406\u7cfb\u7d71\uff08CMS\uff09\u5df2\u6210\u70ba\u4f01\u696d\u548c\u500b\u4eba\u5efa\u7acb\u548c\u7ba1\u7406\u7db2\u7ad9\u7684\u91cd\u8981\u5de5\u5177\u3002\u96a8\u8457\u7db2\u7ad9\u5167\u5bb9\u7684\u589e\u9577\uff0c\u6578\u64da\u5eab\u7684\u8a2d\u8a08\u548c\u512a\u5316\u8b8a\u5f97\u81f3\u95dc\u91cd\u8981\u3002\u826f\u597d\u7684\u6578\u64da\u5eab\u8a2d\u8a08\u4e0d\u50c5\u80fd\u63d0\u9ad8\u7db2\u7ad9\u7684\u6027\u80fd\uff0c\u9084\u80fd\u6539\u5584\u7528\u6236\u9ad4\u9a57\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u512a\u5316\u7db2\u7ad9CMS\u7684\u6578\u64da\u5eab\u8a2d\u8a08\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u5efa\u8b70\u548c\u793a\u4f8b\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-SGQLUdLLhR\">\u6578\u64da\u5eab\u8a2d\u8a08\u7684\u57fa\u672c\u539f\u5247<\/h2>\n<p>\u5728\u512a\u5316\u6578\u64da\u5eab\u8a2d\u8a08\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u4e86\u89e3\u6578\u64da\u5eab\u8a2d\u8a08\u7684\u57fa\u672c\u539f\u5247\u3002\u9019\u4e9b\u539f\u5247\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u6b63\u898f\u5316\uff1a<\/strong>\u6b63\u898f\u5316\u662f\u5c07\u6578\u64da\u5206\u89e3\u70ba\u591a\u500b\u8868\uff0c\u4ee5\u6d88\u9664\u6578\u64da\u5197\u9918\u548c\u4f9d\u8cf4\u6027\u3002\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u6578\u64da\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u3002<\/li>\n<li><strong>\u7d22\u5f15\uff1a<\/strong>\u7d22\u5f15\u53ef\u4ee5\u52a0\u5feb\u67e5\u8a62\u901f\u5ea6\uff0c\u7279\u5225\u662f\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u3002\u9078\u64c7\u5408\u9069\u7684\u7d22\u5f15\u985e\u578b\uff08\u5982B\u6a39\u7d22\u5f15\u6216\u54c8\u5e0c\u7d22\u5f15\uff09\u5c0d\u65bc\u63d0\u9ad8\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002<\/li>\n<li><strong>\u6578\u64da\u985e\u578b\u9078\u64c7\uff1a<\/strong>\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u985e\u578b\u53ef\u4ee5\u7bc0\u7701\u5b58\u5132\u7a7a\u9593\u4e26\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002\u4f8b\u5982\uff0c\u5c0d\u65bc\u6574\u6578\u6578\u64da\uff0c\u4f7f\u7528INT\u800c\u4e0d\u662fVARCHAR\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%84%aa%e5%8c%96%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%ad%e8%a8%88%e7%9a%84%e5%85%b7%e9%ab%94%e6%96%b9%e6%b3%95-SGQLUdLLhR\">\u512a\u5316\u6578\u64da\u5eab\u8a2d\u8a08\u7684\u5177\u9ad4\u65b9\u6cd5<\/h2>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e6%ad%a3%e8%a6%8f%e5%8c%96%e6%8a%80%e8%a1%93-SGQLUdLLhR\">1. \u4f7f\u7528\u6b63\u898f\u5316\u6280\u8853<\/h3>\n<p>\u6b63\u898f\u5316\u662f\u6578\u64da\u5eab\u8a2d\u8a08\u4e2d\u7684\u4e00\u500b\u91cd\u8981\u6b65\u9a5f\u3002\u901a\u904e\u5c07\u6578\u64da\u5206\u89e3\u70ba\u591a\u500b\u8868\uff0c\u53ef\u4ee5\u6e1b\u5c11\u6578\u64da\u5197\u9918\u3002\u4f8b\u5982\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u7528\u6236\u8868\u548c\u4e00\u500b\u8a02\u55ae\u8868\uff0c\u9019\u5169\u500b\u8868\u53ef\u4ee5\u901a\u904e\u7528\u6236ID\u9032\u884c\u95dc\u806f\uff1a<\/p>\n<pre><code>CREATE TABLE Users (\n    UserID INT PRIMARY KEY,\n    UserName VARCHAR(100),\n    Email VARCHAR(100)\n);\n\nCREATE TABLE Orders (\n    OrderID INT PRIMARY KEY,\n    UserID INT,\n    OrderDate DATETIME,\n    FOREIGN KEY (UserID) REFERENCES Users(UserID)\n);<\/code><\/pre>\n<p>\u9019\u6a23\u7684\u8a2d\u8a08\u53ef\u4ee5\u78ba\u4fdd\u6bcf\u500b\u7528\u6236\u7684\u6578\u64da\u53ea\u5b58\u5132\u4e00\u6b21\uff0c\u5f9e\u800c\u63d0\u9ad8\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/p>\n<h3 id=\"2-%e5%af%a6%e6%96%bd%e7%b4%a2%e5%bc%95%e7%ad%96%e7%95%a5-SGQLUdLLhR\">2. \u5be6\u65bd\u7d22\u5f15\u7b56\u7565<\/h3>\n<p>\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u7d22\u5f15\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002\u5c0d\u65bc\u7d93\u5e38\u67e5\u8a62\u7684\u5b57\u6bb5\uff0c\u61c9\u8003\u616e\u6dfb\u52a0\u7d22\u5f15\u3002\u4f8b\u5982\uff0c\u5c0d\u65bc\u7528\u6236\u8868\u4e2d\u7684Email\u5b57\u6bb5\uff0c\u53ef\u4ee5\u9019\u6a23\u5275\u5efa\u7d22\u5f15\uff1a<\/p>\n<pre><code>CREATE INDEX idx_email ON Users(Email);<\/code><\/pre>\n<p>\u9019\u6a23\uff0c\u5728\u67e5\u8a62\u7528\u6236\u6642\uff0c\u6578\u64da\u5eab\u53ef\u4ee5\u66f4\u5feb\u5730\u627e\u5230\u6240\u9700\u7684\u8a18\u9304\u3002<\/p>\n<h3 id=\"3-%e5%84%aa%e5%8c%96%e6%9f%a5%e8%a9%a2%e8%aa%9e%e5%8f%a5-SGQLUdLLhR\">3. \u512a\u5316\u67e5\u8a62\u8a9e\u53e5<\/h3>\n<p>\u67e5\u8a62\u8a9e\u53e5\u7684\u512a\u5316\u4e5f\u662f\u63d0\u9ad8\u6578\u64da\u5eab\u6027\u80fd\u7684\u91cd\u8981\u65b9\u9762\u3002\u4f7f\u7528JOIN\u8a9e\u53e5\u6642\uff0c\u61c9\u78ba\u4fdd\u53ea\u9078\u64c7\u5fc5\u8981\u7684\u5b57\u6bb5\uff0c\u4e26\u4f7f\u7528WHERE\u5b50\u53e5\u904e\u6ffe\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>SELECT UserName, OrderDate \nFROM Users \nJOIN Orders ON Users.UserID = Orders.UserID \nWHERE OrderDate &gt; '2023-01-01';<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u8fd4\u56de\u7684\u6578\u64da\u91cf\uff0c\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\u3002<\/p>\n<h3 id=\"4-%e5%ae%9a%e6%9c%9f%e7%b6%ad%e8%ad%b7%e6%95%b8%e6%93%9a%e5%ba%ab-SGQLUdLLhR\">4. \u5b9a\u671f\u7dad\u8b77\u6578\u64da\u5eab<\/h3>\n<p>\u5b9a\u671f\u7dad\u8b77\u6578\u64da\u5eab\u662f\u78ba\u4fdd\u5176\u6027\u80fd\u7684\u95dc\u9375\u3002\u9019\u5305\u62ec\u91cd\u5efa\u7d22\u5f15\u3001\u66f4\u65b0\u7d71\u8a08\u4fe1\u606f\u548c\u6e05\u7406\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u3002\u9019\u4e9b\u64cd\u4f5c\u53ef\u4ee5\u5e6b\u52a9\u6578\u64da\u5eab\u4fdd\u6301\u6700\u4f73\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-SGQLUdLLhR\">\u7d50\u8ad6<\/h2>\n<p>\u512a\u5316\u7db2\u7ad9CMS\u7684\u6578\u64da\u5eab\u8a2d\u8a08\u662f\u4e00\u500b\u6301\u7e8c\u7684\u904e\u7a0b\uff0c\u6d89\u53ca\u6b63\u898f\u5316\u3001\u7d22\u5f15\u3001\u67e5\u8a62\u512a\u5316\u548c\u5b9a\u671f\u7dad\u8b77\u7b49\u591a\u500b\u65b9\u9762\u3002\u901a\u904e\u9075\u5faa\u9019\u4e9b\u6700\u4f73\u5be6\u8e10\uff0c\u7db2\u7ad9\u7ba1\u7406\u8005\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u7db2\u7ad9\u7684\u6027\u80fd\u548c\u7528\u6236\u9ad4\u9a57\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u80fd\u548c\u7a69\u5b9a\u6027\u7684\u7db2\u7ad9\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u7121\u8ad6\u662f\u4f7f\u7528 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 <a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a>\uff0c\u90fd\u80fd\u70ba\u7db2\u7ad9\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u512a\u5316\u7db2\u7ad9CMS\u7684\u6578\u64da\u5eab\u8a2d\u8a08\uff0c\u63d0\u9ad8\u6027\u80fd\u3001\u6548\u7387\u8207\u53ef\u64f4\u5c55\u6027\uff0c\u52a9\u529b\u7db2\u7ad9\u904b\u884c\u66f4\u6d41\u66a2\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-190168","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190168","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=190168"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190168\/revisions"}],"predecessor-version":[{"id":190169,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190168\/revisions\/190169"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=190168"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=190168"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=190168"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}