{"id":59537,"date":"2024-10-12T22:46:17","date_gmt":"2024-10-12T14:46:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/59537\/"},"modified":"2024-10-12T22:46:17","modified_gmt":"2024-10-12T14:46:17","slug":"cakephp%e8%bc%95%e9%ac%86%e6%9f%a5%e8%a9%a2%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a1%a8%e6%a0%bc-cakephp%e6%9f%a5%e8%a9%a2%e8%a1%a8%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/59537\/","title":{"rendered":"CakePHP\u8f15\u9b06\u67e5\u8a62\u6578\u64da\u5eab\u8868\u683c (cakephp\u67e5\u8a62\u8868\u6578\u64da\u5eab)"},"content":{"rendered":"

CakePHP\u8f15\u9b06\u67e5\u8a62\u6578\u64da\u5eab\u8868\u683c (cakephp\u67e5\u8a62\u8868\u6578\u64da\u5eab)<\/h1>\n

CakePHP\u662f\u4e00\u500b\u6d41\u884c\u7684PHP\u6846\u67b6\uff0c\u65e8\u5728\u7c21\u5316Web\u61c9\u7528\u7a0b\u5e8f\u7684\u958b\u767c\u904e\u7a0b\u3002\u5b83\u63d0\u4f9b\u4e86\u8a31\u591a\u5167\u5efa\u7684\u529f\u80fd\uff0c\u4f7f\u958b\u767c\u8005\u80fd\u5920\u5feb\u901f\u69cb\u5efa\u548c\u7dad\u8b77\u61c9\u7528\u7a0b\u5e8f\u3002\u5728\u9019\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u5011\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528CakePHP\u8f15\u9b06\u67e5\u8a62\u6578\u64da\u5eab\u8868\u683c\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u7bc4\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n

\u4e86\u89e3CakePHP\u7684ORM<\/h2>\n

CakePHP\u4f7f\u7528\u5c0d\u8c61\u95dc\u806f\u6620\u5c04\uff08ORM\uff09\u4f86\u8655\u7406\u6578\u64da\u5eab\u64cd\u4f5c\u3002ORM\u5141\u8a31\u958b\u767c\u8005\u4f7f\u7528PHP\u5c0d\u8c61\u4f86\u8868\u793a\u6578\u64da\u5eab\u4e2d\u7684\u8868\u683c\uff0c\u4e26\u901a\u904e\u9019\u4e9b\u5c0d\u8c61\u9032\u884c\u67e5\u8a62\u548c\u64cd\u4f5c\u3002\u9019\u6a23\u7684\u8a2d\u8a08\u4f7f\u5f97\u6578\u64da\u5eab\u64cd\u4f5c\u66f4\u52a0\u76f4\u89c0\uff0c\u4e26\u6e1b\u5c11\u4e86\u76f4\u63a5\u7de8\u5bebSQL\u67e5\u8a62\u7684\u9700\u8981\u3002<\/p>\n

\u8a2d\u7f6e\u6578\u64da\u5eab\u9023\u63a5<\/h3>\n

\u5728\u958b\u59cb\u67e5\u8a62\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u8a2d\u7f6e\u6578\u64da\u5eab\u9023\u63a5\u3002\u9019\u53ef\u4ee5\u5728CakePHP\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d\u5b8c\u6210\uff0c\u901a\u5e38\u4f4d\u65bc`config\/app.php`\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\u914d\u7f6e\uff1a<\/p>\n

\n'Datasources' => [\n    'default' => [\n        'driver' => 'CakeDatabaseDriverMysql',\n        'host' => 'localhost',\n        'username' => 'your_username',\n        'password' => 'your_password',\n        'database' => 'your_database',\n        'encoding' => 'utf8',\n        'timezone' => 'UTC',\n        'cacheMetadata' => true,\n        'quoteIdentifiers' => false,\n    ],\n],\n<\/code><\/pre>\n
\u57fa\u672c\u67e5\u8a62\u64cd\u4f5c<\/h2>\n
\u4e00\u65e6\u6578\u64da\u5eab\u9023\u63a5\u8a2d\u7f6e\u5b8c\u6210\uff0c\u5c31\u53ef\u4ee5\u958b\u59cb\u9032\u884c\u67e5\u8a62\u3002CakePHP\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u67e5\u8a62\u6578\u64da\u5eab\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u57fa\u672c\u7684\u67e5\u8a62\u64cd\u4f5c\u793a\u4f8b\u3002<\/p>\n
\u67e5\u8a62\u6240\u6709\u8a18\u9304<\/h3>\n
\u8981\u67e5\u8a62\u67d0\u500b\u8868\u683c\u4e2d\u7684\u6240\u6709\u8a18\u9304\uff0c\u53ef\u4ee5\u4f7f\u7528`find()`\u65b9\u6cd5\u3002\u4ee5\u4e0b\u662f\u67e5\u8a62`users`\u8868\u683c\u7684\u793a\u4f8b\uff1a<\/p>\n
\nuse CakeORMTableRegistry;\n\n$usersTable = TableRegistry::getTableLocator()->get('Users');\n$allUsers = $usersTable->find('all')->toArray();\n<\/code><\/pre>\n
\u689d\u4ef6\u67e5\u8a62<\/h3>\n
\u5982\u679c\u9700\u8981\u6839\u64da\u7279\u5b9a\u689d\u4ef6\u67e5\u8a62\u6578\u64da\uff0c\u53ef\u4ee5\u5728`find()`\u65b9\u6cd5\u4e2d\u4f7f\u7528`where()`\u65b9\u6cd5\u3002\u4f8b\u5982\uff0c\u67e5\u8a62\u6240\u6709\u5e74\u9f61\u5927\u65bc30\u7684\u7528\u6236\uff1a<\/p>\n
\n$usersOver30 = $usersTable->find('all')\n    ->where(['age >' => 30])\n    ->toArray();\n<\/code><\/pre>\n
\u6392\u5e8f\u67e5\u8a62\u7d50\u679c<\/h3>\n
\u53ef\u4ee5\u4f7f\u7528`order()`\u65b9\u6cd5\u5c0d\u67e5\u8a62\u7d50\u679c\u9032\u884c\u6392\u5e8f\u3002\u4f8b\u5982\uff0c\u6309\u7528\u6236\u540d\u5347\u5e8f\u6392\u5217\uff1a<\/p>\n
\n$sortedUsers = $usersTable->find('all')\n    ->order(['username' => 'ASC'])\n    ->toArray();\n<\/code><\/pre>\n
\u4f7f\u7528\u95dc\u806f\u67e5\u8a62<\/h2>\n
CakePHP\u7684ORM\u9084\u652f\u6301\u95dc\u806f\u67e5\u8a62\uff0c\u9019\u4f7f\u5f97\u67e5\u8a62\u591a\u500b\u8868\u683c\u4e4b\u9593\u7684\u95dc\u4fc2\u8b8a\u5f97\u7c21\u55ae\u3002\u5047\u8a2d`Users`\u8868\u683c\u8207`Posts`\u8868\u683c\u4e4b\u9593\u5b58\u5728\u4e00\u5c0d\u591a\u7684\u95dc\u4fc2\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\u67e5\u8a62\u7528\u6236\u53ca\u5176\u6240\u6709\u5e16\u5b50\uff1a<\/p>\n
\n$usersWithPosts = $usersTable->find('all')\n    ->contain(['Posts'])\n    ->toArray();\n<\/code><\/pre>\n
\u7e3d\u7d50<\/h2>\n
\u4f7f\u7528CakePHP\u9032\u884c\u6578\u64da\u5eab\u67e5\u8a62\u975e\u5e38\u7c21\u55ae\uff0c\u7121\u8ad6\u662f\u57fa\u672c\u67e5\u8a62\u9084\u662f\u8907\u96dc\u7684\u95dc\u806f\u67e5\u8a62\uff0c\u6846\u67b6\u90fd\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u652f\u6301\u3002\u901a\u904eORM\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5c08\u6ce8\u65bc\u696d\u52d9\u908f\u8f2f\uff0c\u800c\u4e0d\u5fc5\u904e\u591a\u95dc\u6ce8\u5e95\u5c64\u7684SQL\u8a9e\u53e5\u3002\u9019\u4f7f\u5f97\u958b\u767c\u904e\u7a0b\u66f4\u52a0\u9ad8\u6548\u548c\u9748\u6d3b\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u60a8\u7684CakePHP\u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f \u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u985e\u578b\u7684 \u4f3a\u670d\u5668<\/a>\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5b78\u7fd2\u5982\u4f55\u5728CakePHP\u4e2d\u8f15\u9b06\u67e5\u8a62\u6578\u64da\u5eab\u8868\u683c\uff0c\u638c\u63e1\u9ad8\u6548\u6578\u64da\u64cd\u4f5c\u6280\u5de7\uff0c\u63d0\u5347\u958b\u767c\u6548\u7387\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-59537","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/59537","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=59537"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/59537\/revisions"}],"predecessor-version":[{"id":59538,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/59537\/revisions\/59538"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=59537"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=59537"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=59537"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}