{"blog_title":"yo_waka's blog","provider_url":"https://hatena.blog","url":"https://waka.hatenablog.com/entry/2025/12/07/000000","provider_name":"Hatena Blog","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwaka.hatenablog.com%2Fentry%2F2025%2F12%2F07%2F000000\" title=\"Ruby\u306eTCP\u30bd\u30b1\u30c3\u30c8\u3067MySQL\u306b\u30af\u30a8\u30ea\u3092\u767a\u884c\u3059\u308b - yo_waka&#39;s blog\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","version":"1.0","title":"Ruby\u306eTCP\u30bd\u30b1\u30c3\u30c8\u3067MySQL\u306b\u30af\u30a8\u30ea\u3092\u767a\u884c\u3059\u308b","author_name":"yo_waka","categories":[],"author_url":"https://blog.hatena.ne.jp/yo_waka/","image_url":null,"type":"rich","height":"190","published":"2025-12-07 00:00:00","width":"100%","blog_url":"https://waka.hatenablog.com/","description":"\u524d\u56de Ruby \u306e TCP\u30bd\u30b1\u30c3\u30c8\u901a\u4fe1\u3067 MySQL \u306e\u8a8d\u8a3c\u3092\u901a\u3059\u3084\u308a\u65b9\u3092\u66f8\u3044\u305f\u306e\u3067\u3001\u305d\u306e\u7d9a\u304d\u3002 \u8a8d\u8a3c\u3092\u901a\u305b\u308c\u3070\u3001Ruby\u304b\u3089 SQL \u3092\u767a\u884c\u3057\u3066\u5b9f\u884c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u306e\u3067\u3084\u308a\u65b9\u3092\u307e\u3068\u3081\u308b\u3002 MySQL \u306b\u306f\u5404\u7a2e\u51e6\u7406\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306e\u30b3\u30de\u30f3\u30c9\u3068\u3044\u3046\u306e\u304c\u3042\u308a\u3001SQL \u306e\u5b9f\u884c\u306f COM_QUERY \u3068\u3044\u3046\u30b3\u30de\u30f3\u30c9\u306b\u306a\u308b\u3002 \u4e3b\u8981\u306a\u30b3\u30de\u30f3\u30c9\u4e00\u89a7 \u30b3\u30de\u30f3\u30c9 \u5024 \u6e21\u3059\u3082\u306e COM_QUIT 0x01 \u306a\u3057 COM_INIT_DB 0x02 database\u540d COM_QUERY 0x03 SQL\u30af\u30a8\u30ea\u6587\u5b57\u5217 COM_PING 0x0E \u306a\u3057 COM_BINLOG_DUMP 0x12 binlog\u4f4d\u7f6e\u60c5\u5831 CO\u2026"}