{"id":186372,"date":"2024-11-11T05:22:23","date_gmt":"2024-11-10T21:22:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/186372\/"},"modified":"2024-11-11T05:22:23","modified_gmt":"2024-11-10T21:22:23","slug":"%e6%95%b8%e6%93%9a%e5%ba%ab%e5%96%ae%e4%be%8b%e6%a8%a1%e5%bc%8f%e7%9a%84%e5%bf%85%e8%a6%81%e6%80%a7%ef%bc%88%e6%95%b8%e6%93%9a%e5%ba%ab%e7%82%ba%e4%bb%80%e9%ba%bc%e8%a6%81%e7%94%a8%e5%96%ae%e4%be%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/186372\/","title":{"rendered":"\u6578\u64da\u5eab\u55ae\u4f8b\u6a21\u5f0f\u7684\u5fc5\u8981\u6027\uff08\u6578\u64da\u5eab\u70ba\u4ec0\u9ebc\u8981\u7528\u55ae\u4f8b\uff09"},"content":{"rendered":"

\u6578\u64da\u5eab\u55ae\u4f8b\u6a21\u5f0f\u7684\u5fc5\u8981\u6027\uff08\u6578\u64da\u5eab\u70ba\u4ec0\u9ebc\u8981\u7528\u55ae\u4f8b\uff09<\/h1>\n

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\u4ec0\u9ebc\u662f\u55ae\u4f8b\u6a21\u5f0f\uff1f<\/h2>\n

\u55ae\u4f8b\u6a21\u5f0f\u662f\u4e00\u7a2e\u5275\u5efa\u578b\u8a2d\u8a08\u6a21\u5f0f\uff0c\u65e8\u5728\u78ba\u4fdd\u4e00\u500b\u985e\u53ea\u6709\u4e00\u500b\u5be6\u4f8b\uff0c\u4e26\u63d0\u4f9b\u5168\u5c40\u8a2a\u554f\u9ede\u3002\u9019\u610f\u5473\u8457\u5728\u6574\u500b\u61c9\u7528\u7a0b\u5e8f\u4e2d\uff0c\u7121\u8ad6\u4f55\u6642\u9700\u8981\u8a2a\u554f\u8a72\u985e\u7684\u5be6\u4f8b\uff0c\u90fd\u6703\u8fd4\u56de\u540c\u4e00\u500b\u5c0d\u8c61\u3002\u9019\u7a2e\u6a21\u5f0f\u901a\u5e38\u7528\u65bc\u9700\u8981\u63a7\u5236\u8cc7\u6e90\u7684\u60c5\u6cc1\uff0c\u4f8b\u5982\u6578\u64da\u5eab\u9023\u63a5\u3002<\/p>\n

\u70ba\u4ec0\u9ebc\u6578\u64da\u5eab\u9700\u8981\u4f7f\u7528\u55ae\u4f8b\u6a21\u5f0f\uff1f<\/h2>\n

1. \u964d\u4f4e\u8cc7\u6e90\u6d88\u8017<\/h3>\n

\u6bcf\u6b21\u5275\u5efa\u6578\u64da\u5eab\u9023\u63a5\u90fd\u9700\u8981\u6d88\u8017\u7cfb\u7d71\u8cc7\u6e90\uff0c\u5305\u62ec\u5167\u5b58\u548c\u8655\u7406\u5668\u6642\u9593\u3002\u4f7f\u7528\u55ae\u4f8b\u6a21\u5f0f\u53ef\u4ee5\u78ba\u4fdd\u53ea\u6709\u4e00\u500b\u6578\u64da\u5eab\u9023\u63a5\u5be6\u4f8b\u88ab\u5275\u5efa\uff0c\u5f9e\u800c\u964d\u4f4e\u8cc7\u6e90\u7684\u6d88\u8017\u3002\u9019\u5c0d\u65bc\u9ad8\u4e26\u767c\u7684\u61c9\u7528\u7a0b\u5e8f\u5c24\u70ba\u91cd\u8981\uff0c\u56e0\u70ba\u5b83\u53ef\u4ee5\u6e1b\u5c11\u9023\u63a5\u7684\u958b\u92b7\u3002<\/p>\n

2. \u63d0\u9ad8\u6027\u80fd<\/h3>\n

\u5728\u9ad8\u6d41\u91cf\u7684\u61c9\u7528\u4e2d\uff0c\u983b\u7e41\u5730\u5275\u5efa\u548c\u92b7\u6bc0\u6578\u64da\u5eab\u9023\u63a5\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\u3002\u55ae\u4f8b\u6a21\u5f0f\u901a\u904e\u91cd\u7528\u73fe\u6709\u7684\u9023\u63a5\u4f86\u63d0\u9ad8\u6027\u80fd\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u9023\u63a5\u5efa\u7acb\u7684\u5ef6\u9072\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u61c9\u7528\u7684\u97ff\u61c9\u901f\u5ea6\u3002<\/p>\n

3. \u7c21\u5316\u4ee3\u78bc\u7ba1\u7406<\/h3>\n

\u4f7f\u7528\u55ae\u4f8b\u6a21\u5f0f\u53ef\u4ee5\u4f7f\u4ee3\u78bc\u66f4\u52a0\u7c21\u6f54\u548c\u6613\u65bc\u7ba1\u7406\u3002\u958b\u767c\u8005\u53ea\u9700\u95dc\u6ce8\u4e00\u500b\u6578\u64da\u5eab\u9023\u63a5\u5be6\u4f8b\uff0c\u7121\u9700\u5728\u4ee3\u78bc\u4e2d\u8655\u7406\u591a\u500b\u9023\u63a5\u7684\u5275\u5efa\u548c\u92b7\u6bc0\u3002\u9019\u6a23\u4e0d\u50c5\u6e1b\u5c11\u4e86\u4ee3\u78bc\u7684\u8907\u96dc\u6027\uff0c\u9084\u964d\u4f4e\u4e86\u51fa\u932f\u7684\u6a5f\u6703\u3002<\/p>\n

4. \u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027<\/h3>\n

\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u8a2a\u554f\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u7684\u554f\u984c\u3002\u55ae\u4f8b\u6a21\u5f0f\u53ef\u4ee5\u78ba\u4fdd\u6240\u6709\u7684\u6578\u64da\u5eab\u64cd\u4f5c\u90fd\u901a\u904e\u540c\u4e00\u500b\u5be6\u4f8b\u9032\u884c\uff0c\u5f9e\u800c\u6e1b\u5c11\u4e86\u6578\u64da\u7af6\u722d\u7684\u98a8\u96aa\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/p>\n

\u55ae\u4f8b\u6a21\u5f0f\u7684\u5be6\u73fe\u793a\u4f8b<\/h2>\n

\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u6578\u64da\u5eab\u55ae\u4f8b\u6a21\u5f0f\u7684\u5be6\u73fe\u793a\u4f8b\uff1a<\/p>\n

class Database {\n    private static $instance = null;\n    private $connection;\n\n    private function __construct() {\n        \/\/ \u5efa\u7acb\u6578\u64da\u5eab\u9023\u63a5\n        $this->connection = new PDO('mysql:host=localhost;dbname=test', 'user', 'password');\n    }\n\n    public static function getInstance() {\n        if (self::$instance == null) {\n            self::$instance = new Database();\n        }\n        return self::$instance;\n    }\n\n    public function getConnection() {\n        return $this->connection;\n    }\n}\n\n\/\/ \u4f7f\u7528\u55ae\u4f8b\u6a21\u5f0f\u7372\u53d6\u6578\u64da\u5eab\u9023\u63a5\n$db = Database::getInstance()->getConnection();\n<\/code><\/pre>\n
\u7d50\u8ad6<\/h2>\n
\u6578\u64da\u5eab\u55ae\u4f8b\u6a21\u5f0f\u5728\u73fe\u4ee3\u61c9\u7528\u7a0b\u5e8f\u4e2d\u626e\u6f14\u8457\u91cd\u8981\u7684\u89d2\u8272\u3002\u5b83\u4e0d\u50c5\u80fd\u5920\u964d\u4f4e\u8cc7\u6e90\u6d88\u8017\uff0c\u63d0\u9ad8\u6027\u80fd\uff0c\u9084\u80fd\u7c21\u5316\u4ee3\u78bc\u7ba1\u7406\u548c\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\u3002\u96a8\u8457\u61c9\u7528\u7a0b\u5e8f\u9700\u6c42\u7684\u589e\u9577\uff0c\u63a1\u7528\u55ae\u4f8b\u6a21\u5f0f\u4f86\u7ba1\u7406\u6578\u64da\u5eab\u9023\u63a5\u5c07\u6210\u70ba\u4e00\u7a2e\u5fc5\u8981\u7684\u9078\u64c7\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u60a8\u7684\u6578\u64da\u5eab\u548c\u61c9\u7528\u7a0b\u5e8f\u3002\u7121\u8ad6\u662f \u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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