{"url":"https://tech.enigmo.co.jp/entry/2025/12/24/070000","image_url":null,"title":"Ruby on Rails \u30a2\u30d7\u30ea\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u531610\u9078","type":"rich","version":"1.0","height":"190","provider_name":"Hatena Blog","author_name":"enigmo7","blog_title":"\u30a8\u30cb\u30b0\u30e2\u958b\u767a\u8005\u30d6\u30ed\u30b0","width":"100%","provider_url":"https://hatena.blog","categories":["Advent Calendar 2025","Ruby","Rails","\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9"],"blog_url":"https://tech.enigmo.co.jp/","published":"2025-12-24 07:00:00","author_url":"https://blog.hatena.ne.jp/enigmo7/","description":"\u3053\u3093\u306b\u3061\u306f\uff01Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u30ec\u30df\u30fc\u3067\u3059\uff01 \u3053\u306e\u8a18\u4e8b\u306fEnigmo Advent Calendar 2025\u306e24\u65e5\u76ee\u306e\u8a18\u4e8b\u3067\u3059\u3002 Ruby on Rails \u30a2\u30d7\u30ea\u304c\u9045\u3044\u3068\u611f\u3058\u308b\u306e\u306f\u3001\u307b\u307c\u6b21\u306e3\u306e\u539f\u56e0\u306b\u306a\u308a\u307e\u3059\u3002 DB\u30af\u30a8\u30ea\u304c\u591a\u3059\u304e\u308b\uff08\u7279\u306b N+1\u3001COUNT/EXISTS \u306e\u4f7f\u3044\u5206\u3051\u30df\u30b9\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u4e0d\u8db3\uff09 \u4e0d\u8981\u306a\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u8fbc\u307f\u3059\u304e\u308b\uff08\u30c6\u30fc\u30d6\u30eb\u5168\u3066\uff0f\u91cd\u3044\u30ab\u30e9\u30e0\u5168\u3066\u53d6\u5f97\u3001\u3042\u308b\u3044\u306f\u5168\u90e8\u3092 RAM \u306b\u66f8\u304d\u8fbc\u3080\uff09 \u30d3\u30e5\u30fc\u306e\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\uff0f\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u304c\u50cd\u304d\u3059\u304e\u308b\uff08partial \u306e\u591a\u7528\u3001\u91cd\u3044\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u51e6\u7406\u3001\u4e0d\u8981\u306a\u30b3\u30fc\u30eb\u30d0\u30c3\u30af/\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u884c\uff09 \u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u52b9\u679c\u304c\u898b\u3048\u3084\u3059\u3044\u2026","html":""}