{"id":7056,"date":"2024-03-14T20:37:20","date_gmt":"2024-03-14T11:37:20","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%ae%e3%83%ad%e3%82%b0%e3%82%92%e3%83%87%e3%83%bc%e3%82%bf%e3%83%99%e3%83%bc%e3%82%b9%e3%81%ab%e5%87%ba%e5%8a%9b%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95%e3%81%af%e4%bd%95%e3%81%a7%e3%81%99\/"},"modified":"2025-08-03T12:29:33","modified_gmt":"2025-08-03T03:29:33","slug":"c%e3%81%ae%e3%83%ad%e3%82%b0%e3%82%92%e3%83%87%e3%83%bc%e3%82%bf%e3%83%99%e3%83%bc%e3%82%b9%e3%81%ab%e5%87%ba%e5%8a%9b%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95%e3%81%af%e4%bd%95%e3%81%a7%e3%81%99","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%ae%e3%83%ad%e3%82%b0%e3%82%92%e3%83%87%e3%83%bc%e3%82%bf%e3%83%99%e3%83%bc%e3%82%b9%e3%81%ab%e5%87%ba%e5%8a%9b%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95%e3%81%af%e4%bd%95%e3%81%a7%e3%81%99\/","title":{"rendered":"C++ \u30ed\u30b0\u3092DB\u306b\u51fa\u529b\u3059\u308b\u65b9\u6cd5\uff1a\u8a2d\u5b9a\u3068\u5b9f\u88c5\u4f8b"},"content":{"rendered":"

C++\u3067\u30ed\u30b0\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u51fa\u529b\u3059\u308b\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u624b\u9806\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n

    \n
  1. \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u63a5\u7d9a\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001\u307e\u305a\u3001C++\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u30e9\u30a4\u30d6\u30e9\u30ea\uff08MySQL Connector C++\u3001SQLiteCpp\u306a\u3069\uff09\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u63a5\u7d9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n
  2. \u30ed\u30b0\u30ec\u30b3\u30fc\u30c0\u30fc\u3092\u4f5c\u6210\u3057\u307e\u3059\uff1a\u30ed\u30b0\u30ec\u30b3\u30fc\u30c0\u30fc\u30af\u30e9\u30b9\u3092\u4f5c\u6210\u3057\u3001\u30ed\u30b0\u5185\u5bb9\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u66f8\u304d\u8fbc\u3080\u305f\u3081\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u542b\u3081\u307e\u3059\u3002<\/li>\n
  3. \u65e5\u8a8c\u51fa\u529b\u95a2\u6570\u3092\u4f5c\u6210\u3057\u3066\u4e0b\u3055\u3044\uff1a\u95a2\u6570\u307e\u305f\u306f\u30de\u30af\u30ed\u3092\u4f5c\u6210\u3057\u3001\u30ed\u30b0\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u30ed\u30b0\u8a18\u9332\u30af\u30e9\u30b9\u306e\u30e1\u30bd\u30c3\u30c9\u306b\u6e21\u3057\u3001\u30ed\u30b0\u5185\u5bb9\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u66f8\u304d\u8fbc\u3093\u3067\u304f\u3060\u3055\u3044\u3002<\/li>\n
  4. \u30d7\u30ed\u30b0\u30e9\u30e0\u5185\u3067\u30ed\u30b0\u51fa\u529b\u95a2\u6570\u3084\u30de\u30af\u30ed\u3092\u4f7f\u7528\u3057\u3001\u30ed\u30b0\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u8a18\u9332\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n

    \u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\u4ee3\u7801\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u5c06\u65e5\u5fd7\u5199\u5165\u5230MySQL\u6570\u636e\u5e93\u3002<\/p>\n

    #include <mysql_connection.h>\r\n#include <mysql_driver.h>\r\n\r\nclass Logger {\r\npublic:\r\n    Logger(const std::string& host, const std::string& user, const std::string& password, const std::string& database) {\r\n        driver = sql::mysql::get_mysql_driver_instance();\r\n        con = driver->connect(host, user, password);\r\n        con->setSchema(database);\r\n    }\r\n\r\n    void log(const std::string& level, const std::string& message) {\r\n        sql::PreparedStatement* pstmt = con->prepareStatement(\"INSERT INTO logs (level, message) VALUES (?, ?)\");\r\n        pstmt->setString(1, level);\r\n        pstmt->setString(2, message);\r\n        pstmt->executeUpdate();\r\n        delete pstmt;\r\n    }\r\n\r\n    ~Logger() {\r\n        delete con;\r\n    }\r\n\r\nprivate:\r\n    sql::mysql::MySQL_Driver* driver;\r\n    sql::Connection* con;\r\n};\r\n\r\n#define LOG(level, message) logger.log(level, message)\r\n\r\nint main() {\r\n    Logger logger(\"localhost\", \"root\", \"password\", \"test\");\r\n\r\n    LOG(\"INFO\", \"This is an info message\");\r\n    LOG(\"ERROR\", \"This is an error message\");\r\n\r\n    return 0;\r\n}\r\n<\/code><\/pre>\n
    \u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001\u6700\u521d\u306bMySQL\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u63a5\u7d9a\u3057\u3066\u30ed\u30b0\u30e1\u30c3\u30bb\u30fc\u30b8\u3092logs\u30c6\u30fc\u30d6\u30eb\u306b\u66f8\u304d\u8fbc\u3080\u305f\u3081\u306bLogger\u30af\u30e9\u30b9\u304c\u4f5c\u6210\u3055\u308c\u307e\u3057\u305f\u3002\u6b21\u306b\u3001Logger\u30af\u30e9\u30b9\u306elog\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3059\u305f\u3081\u306bLOG\u30de\u30af\u30ed\u304c\u5b9a\u7fa9\u3055\u308c\u307e\u3059\u3002 main\u95a2\u6570\u3067\u306f\u3001Logger\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u6210\u3057\u3001LOG\u30de\u30af\u30ed\u3092\u4f7f\u7528\u3057\u3066\u30ed\u30b0\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u51fa\u529b\u3057\u307e\u3059\u3002<\/p>\n
    \u4e0a\u8a18\u306e\u4f8b\u306f\u5358\u306a\u308b\u30c7\u30e2\u3067\u3042\u308a\u3001\u5b9f\u969b\u306e\u904b\u7528\u306b\u306f\u3001\u5177\u4f53\u7684\u306a\u8981\u4ef6\u3084\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u7a2e\u985e\u306b\u57fa\u3065\u3044\u3066\u3001\u3088\u308a\u8a73\u7d30\u306a\u8a2d\u5b9a\u3084\u6700\u9069\u5316\u304c\u5fc5\u8981\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u3054\u6ce8\u610f\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    C++\u3067\u30ed\u30b0\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u51fa\u529b\u3059\u308b\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u624b\u9806\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u63a5\u7d9a\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001\u307e\u305a\u3001C++\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u30e9\u30a4\u30d6\u30e9\u30ea\uff08MySQL Connector C++\u3001SQLiteCpp\u306a\u3069\uff09\u3092\u4f7f\u7528\u3057\u3066 […]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[85,1171,14,26,2459,77],"class_list":["post-7056","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-c","tag-db","tag-14","tag-26","tag-2459","tag-77"],"yoast_head":"\nC++ \u30ed\u30b0\u3092DB\u306b\u51fa\u529b\u3059\u308b\u65b9\u6cd5\uff1a\u8a2d\u5b9a\u3068\u5b9f\u88c5\u4f8b - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"C++\u3067\u30ed\u30b0\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u51fa\u529b\u3059\u308b\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u8a2d\u5b9a\u624b\u9806\u304b\u3089\u5177\u4f53\u7684\u306a\u5b9f\u88c5\u4f8b\u307e\u3067\u3001\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u4ed8\u304d\u3067\u5206\u304b\u308a\u3084\u3059\u304f\u8aac\u660e\u3002\u30ed\u30ae\u30f3\u30b0\u306e\u52b9\u7387\u5316\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/ja\/blog\/c\u306e\u30ed\u30b0\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u51fa\u529b\u3059\u308b\u65b9\u6cd5\u306f\u4f55\u3067\u3059\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C++ \u30ed\u30b0\u3092DB\u306b\u51fa\u529b\u3059\u308b\u65b9\u6cd5\uff1a\u8a2d\u5b9a\u3068\u5b9f\u88c5\u4f8b\" \/>\n<meta property=\"og:description\" content=\"C++\u3067\u30ed\u30b0\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u51fa\u529b\u3059\u308b\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002\u8a2d\u5b9a\u624b\u9806\u304b\u3089\u5177\u4f53\u7684\u306a\u5b9f\u88c5\u4f8b\u307e\u3067\u3001\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u4ed8\u304d\u3067\u5206\u304b\u308a\u3084\u3059\u304f\u8aac\u660e\u3002\u30ed\u30ae\u30f3\u30b0\u306e\u52b9\u7387\u5316\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/c\u306e\u30ed\u30b0\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u51fa\u529b\u3059\u308b\u65b9\u6cd5\u306f\u4f55\u3067\u3059\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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