{"id":8119,"date":"2025-10-04T13:26:16","date_gmt":"2025-10-04T13:26:16","guid":{"rendered":"https:\/\/pokecon.jp\/job\/?p=8119"},"modified":"2025-10-04T13:26:16","modified_gmt":"2025-10-04T13:26:16","slug":"kaigi-on-rails-2025-%e3%82%bb%e3%83%83%e3%82%b7%e3%83%a7%e3%83%b3%e3%83%ac%e3%83%9d%e3%83%bc%e3%83%88-kaigionrails","status":"publish","type":"post","link":"https:\/\/pokecon.jp\/job\/8119\/","title":{"rendered":"Kaigi on Rails 2025 \u30bb\u30c3\u30b7\u30e7\u30f3\u30ec\u30dd\u30fc\u30c8 #kaigionrails"},"content":{"rendered":"\n<\/p>\n<div>\n<p>2025\/9\/26-27\u306b\u958b\u50ac\u3055\u308c\u305fKaigi on Rails 2025\u306b\u3001\u30b9\u30de\u30fc\u30c8\u30d0\u30f3\u30af\u306f\u30b4\u30fc\u30eb\u30c9\u30b9\u30dd\u30f3\u30b5\u30fc\u3068\u3057\u3066\u5354\u8cdb\u3057\u3001\u767b\u58c7\u80053\u540d\u3092\u542b\u3080\u8a0821\u540d\u3067\u53c2\u52a0\u3057\u307e\u3057\u305f\u3002<br \/>\n\u4eca\u56de\u306e\u30d6\u30ed\u30b0\u3067\u306f\u3001\u6700\u8fd1\u5165\u793e\u3057\u305f\u30e1\u30f3\u30d0\u30fc\u3092\u4e2d\u5fc3\u306b\u3001\u305d\u308c\u305e\u308c\u306e\u8996\u70b9\u304b\u3089\u898b\u305fKaigi on Rails\u306e\u6a21\u69d8\u3092\u304a\u5c4a\u3051\u3057\u307e\u3059\u3002\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u306f\u3058\u3081\u666e\u6bb5\u306a\u304b\u306a\u304b\u4f1a\u3046\u6a5f\u4f1a\u306e\u306a\u3044\u4ed6\u793e\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u7686\u3055\u3093\u3068\u76f4\u63a5\u4ea4\u6d41\u3067\u304d\u305f\u3053\u3068\u306f\u3001\u79c1\u305f\u3061\u306b\u3068\u3063\u3066\u5927\u304d\u306a\u53ce\u7a6b\u3068\u306a\u308a\u307e\u3057\u305f\u3002\u3069\u3046\u305e\u3054\u89a7\u304f\u3060\u3055\u3044\uff01<\/p>\n<p><span itemscope=\"\" itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/s\/smartbank\/20251001\/20251001153255.jpg\" width=\"1400\" height=\"925\" loading=\"lazy\" title=\"\" class=\"hatena-fotolife\" itemprop=\"image\"\/><\/span><\/p>\n<p>\u3059\u3066\u306b\u3083\u3093 (<a target=\"_blank\" href=\"http:\/\/blog.hatena.ne.jp\/stefafafan\/\">id:stefafafan<\/a>) \u304b\u3089\u306fMasayoshi Takahashi\u6c0f\u306b\u3088\u308b\u300c<a target=\"_blank\" href=\"https:\/\/kaigionrails.org\/2025\/talks\/takahashim\/\">Rails\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u8005\u306e\u305f\u3081\u306e\u30d6\u30c3\u30af\u30ac\u30a4\u30c9<\/a>\u300d\u306b\u3064\u3044\u3066\u30ec\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/p>\n<p>\u672c\u767a\u8868\u306f\u300c\u66f8\u7c4d\u3092\u8aad\u3080\u3053\u3068\u306b\u3064\u3044\u3066\u300d\u300cRails\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u8005\u306e\u305f\u3081\u306e\u30d6\u30c3\u30af\u30ac\u30a4\u30c9\u3068\u306f\u4f55\u304b\u3092\u8003\u3048\u308b\u300d\u300c\u66f8\u7c4d\u7d39\u4ecb\u300d\u306e\u4e09\u90e8\u69cb\u6210\u3068\u306a\u3063\u3066\u304a\u308a\u3001\u524d\u534a\u3067\u66f8\u7c4d\u3092\u8aad\u3080\u3053\u3068\u306e\u610f\u7fa9\u3092\u6574\u7406\u3057\u3066\u304b\u3089\u3001\u5927\u91cf\u306e\u63a8\u85a6\u66f8\u7c4d\u3092\u7d39\u4ecb\u3059\u308b\u3068\u3044\u3046\u6d41\u308c\u3067\u3057\u305f\u3002<\/p>\n<p>\u5192\u982d\u3067\u5370\u8c61\u7684\u3060\u3063\u305f\u306e\u306f\u3001\u30b5\u30fc\u30d3\u30b9\u3092\u4f5c\u308b\u3068\u3044\u3046\u306e\u306f\u5358\u306b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u3092\u4f5c\u308b\u3053\u3068\u306b\u3068\u3069\u307e\u3089\u305a\u3001\u30c1\u30fc\u30e0\u3084\u6587\u5316\u3092\u4f5c\u308b\u3053\u3068\u3067\u3082\u3042\u308b\u3068\u3044\u3046\u4e3b\u5f35\u3067\u3059\u3002\u305f\u3057\u304b\u306b\u3001\u300c\u30b5\u30fc\u30d3\u30b9\u300d\u3068\u306f\u30c1\u30fc\u30e0\u3067\u4f5c\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u3057\u3001\u305d\u308c\u3092\u3055\u3089\u306b\u30e6\u30fc\u30b6\u30fc\u306b\u516c\u958b\u3057\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u3092\u53d7\u3051\u308b\u3068\u3053\u308d\u307e\u3067\u306e\u6d41\u308c\u3092\u8003\u3048\u308b\u3068\u304a\u306e\u305a\u3068\u30c1\u30fc\u30e0\u3084\u6587\u5316\u304c\u5927\u4e8b\u306b\u306a\u3063\u3066\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u5171\u901a\u8a8d\u8b58\u3092\u63c3\u3048\u308b\u3068\u3044\u3046\u610f\u5473\u3067\u66f8\u7c4d\u306f\u4fbf\u5229\u3068\u3044\u3046\u6307\u6458\u306b\u3082\u5171\u611f\u3057\u307e\u3057\u305f\u3002\u624b\u5143\u306e\u4f5c\u696d\u30e1\u30e2 \u2192 \u793e\u5185\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8 \u2192 \u516c\u958b\u30d6\u30ed\u30b0 \u2192 \u540c\u4eba\u8a8c\u3084\u66f8\u7c4d\u3068\u3044\u3063\u305f\u6d41\u308c\u3067\u30b9\u30b3\u30fc\u30d7\u3092\u5e83\u3052\u3066\u3044\u304f\u3053\u3068\u3067\u3088\u308a\u5e45\u5e83\u3044\u4eba\u306e\u53c2\u8003\u306b\u3057\u3084\u3059\u304f\u3067\u304d\u308b\u306a\u3068\u5e38\u65e5\u9803\u601d\u3063\u3066\u3044\u305f\u306e\u3067\u3001\u3068\u3066\u3082\u7d0d\u5f97\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>\u30d6\u30c3\u30af\u30ac\u30a4\u30c9\u306e\u8003\u3048\u65b9\u3068\u3057\u3066\u3001\u5927\u91cf\u306e\u672c\u3092\u4e00\u751f\u61f8\u547d\u8aad\u3080\u5fc5\u8981\u306f\u306a\u304f\u3001\u6c17\u306b\u306a\u3063\u305f\u6642\u306b\u3061\u3087\u3063\u3068\u3060\u3051\u8aad\u3080\u306e\u3067\u826f\u3044\u3068\u3044\u3046\u4e3b\u5f35\u304c\u30ad\u30e3\u30c3\u30c1\u30fc\u3067\u3059\u304c\u7406\u306b\u304b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u5b8c\u74a7\u4e3b\u7fa9\u306b\u9665\u3089\u305a\u3001\u5fc5\u8981\u306a\u6642\u306b\u5fc5\u8981\u306a\u90e8\u5206\u3092\u53c2\u7167\u3059\u308b\u300c\u8f9e\u66f8\u7684\u306a\u4f7f\u3044\u65b9\u300d\u3092\u63a8\u5968\u3059\u308b\u3068\u3044\u3046\u30b9\u30bf\u30f3\u30b9\u304c\u5b9f\u8df5\u7684\u3067\u3057\u305f\u3002\u500b\u4eba\u7684\u306b\u306f\u767a\u8868\u4e2d\u3067\u8a00\u53ca\u3055\u308c\u305f\u300c\u4e0d\u826f\u306e\u305f\u3081\u306e\u8aad\u66f8\u8853\u300d\u3068\u3044\u3046\u672c\u304c\u6c17\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n<p>\u5f8c\u534a\u306e\u66f8\u7c4d\u7d39\u4ecb\u30d1\u30fc\u30c8\u3067\u306f\u3001\u4fe1\u3058\u3089\u308c\u306a\u3044\u30b9\u30d4\u30fc\u30c9\u3067\u6b21\u3005\u3068\u7d39\u4ecb\u3055\u308c\u3066\u723d\u5feb\u3067\u3057\u305f\u3002\u300c\u8868\u7d19\u306f\u307f\u305f\u3053\u3068\u304c\u3042\u308b\u300d\u672c\u3082\u591a\u304f\u7d39\u4ecb\u3055\u308c\u3001\u300c\u8aad\u3093\u3067\u306a\u304b\u3063\u305f\u3051\u3069\u3084\u3063\u3071\u308a\u3053\u308c\u306f\u8cb7\u3046\u3079\u304d\u306a\u3093\u3060\u306a\u301c\u300d\u3068\u4f55\u5ea6\u3082\u601d\u308f\u3055\u308c\u3066\u3088\u304b\u3063\u305f\u3067\u3059\u3002\u4f1a\u5834\u306b\u306f\u300c\u672c\u5c4b\u3055\u3093\u300d\u304c\u3042\u3063\u305f\u306e\u3067\u3001\u5f8c\u307b\u3069\u8997\u3044\u3066\u307f\u305f\u3068\u3053\u308d\u3001\u672c\u767a\u8868\u3067\u7d39\u4ecb\u3055\u308c\u305f\u672c\u304c\u308f\u304b\u308a\u3084\u3059\u304f\u5c55\u793a\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002Kaigi on Rails\u306a\u3089\u3067\u306f\u306e\u3068\u3066\u3082\u3044\u3044\u4ed5\u7d44\u307f\u3067\u3001\u767a\u8868\u3092\u805e\u3044\u3066\u3059\u3050\u306b\u8208\u5473\u3092\u6301\u3063\u305f\u672c\u3092\u624b\u306b\u53d6\u308c\u308b\u306e\u306f\u7d20\u6674\u3089\u3057\u3044\u4f53\u9a13\u3067\u3057\u305f\u3002<\/p>\n<p>\u5b9f\u969b\u306e\u30d6\u30c3\u30af\u30ac\u30a4\u30c9\u306fSpeaker Deck\u306b\u3066\u516c\u958b\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u305c\u3072\u3068\u3082\u3054\u53c2\u8003\u304f\u3060\u3055\u3044\u3002<\/p>\n<p><a target=\"_blank\" href=\"https:\/\/speakerdeck.com\/takahashim\/a-guide-to-japanese-books-for-rails-application-developers\">Rails\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u8005\u306e\u305f\u3081\u306e\u30d6\u30c3\u30af\u30ac\u30a4\u30c9 &#8211; Speaker Deck<\/a><\/p>\n<p>masawada(<a target=\"_blank\" href=\"http:\/\/blog.hatena.ne.jp\/masawada\/\" class=\"hatena-id-icon\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/cdn.profile-image.st-hatena.com\/users\/masawada\/profile.png\" width=\"16\" height=\"16\" alt=\"\" class=\"hatena-id-icon\"\/>id:masawada<\/a>)\u304b\u3089\u306f\u3001Koya Masuda\u3055\u3093(<a target=\"_blank\" href=\"https:\/\/github.com\/koxya\">@koxya<\/a>)\u306b\u3088\u308b\u300c<a target=\"_blank\" href=\"http:\/\/kaigionrails.org\/2025\/talks\/koxya\/\">GraphQL\u00d7Rails\u30a2\u30d7\u30ea\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8ca0\u8377\u5206\u6563 &#8211; \u6708\u95933,000\u4e07\u4eba\u5229\u7528\u30b5\u30fc\u30d3\u30b9\u3092\u7121\u505c\u6b62\u3067<\/a>\u300d\u306b\u3064\u3044\u3066\u30ec\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/p>\n<p>\u73fe\u5728\u3001\u5f0a\u793e\u306e\u30d7\u30ed\u30c0\u30af\u30c8\u3067\u306fGraphQL\u3092\u5229\u7528\u3057\u3066\u3044\u307e\u305b\u3093\u304c\u3001\u4ee5\u524d\u306e\u8077\u5834\u3067\u5229\u7528\u3057\u305f\u7d4c\u9a13\u304c\u3042\u308a\u8208\u5473\u3092\u6301\u3063\u305f\u305f\u3081\u53c2\u52a0\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u767a\u8868\u306e\u6982\u8981\u306f\u3001\u904b\u7528\u3057\u3066\u3044\u308b\u30b5\u30fc\u30d3\u30b9\u304c\u30c6\u30ec\u30d3\u3067\u7d39\u4ecb\u3055\u308c\u305f\u3053\u3068\u306b\u3088\u308a\u666e\u6bb5\u3068\u306f\u7570\u306a\u308b\u50be\u5411\u306e\u30a2\u30af\u30bb\u30b9\u304c\u767a\u751f\u3057\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u304c\u52b9\u304b\u306a\u3044\u30da\u30fc\u30b8\u3078\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u304c\u5897\u3048\u3066MySQL\u306e<em>Too many connections<\/em>\u30a8\u30e9\u30fc\u304c\u51fa\u305f\u305f\u3081\u3001\u53c2\u7167\u3092\u30ec\u30d7\u30ea\u30ab\u306b\u632f\u308a\u5206\u3051\u3066\u5bfe\u7b56\u3057\u305f\u3068\u3044\u3046\u5185\u5bb9\u3067\u3057\u305f\u3002\u79c1\u81ea\u8eab\u3082\u904e\u53bb\u3001\u7279\u5b9a\u306e\u6642\u523b\u306b\u30b9\u30d1\u30a4\u30af\u3059\u308b\u6027\u8cea\u306eWeb\u30b5\u30fc\u30d3\u30b9\u3092\u904b\u7528\u3057\u3066\u304a\u308a\u3001\u77ac\u9593\u7684\u306bAurora MySQL \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3042\u305f\u308a\u306e <code>max_connections<\/code> \u306e\u4e0a\u9650<a target=\"_blank\" href=\"#f-7b9fca2f\" id=\"fn-7b9fca2f\" name=\"fn-7b9fca2f\" title=\"\u63a5\u7d9a\u3054\u3068\u306b\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u6d88\u8cbb\u3059\u308b\u306e\u3067\u7de9\u548c\u7533\u8acb\u3092\u51fa\u3057\u3066\u5f15\u304d\u4e0a\u3052\u3089\u308c\u308b\u3088\u3046\u306a\u6027\u8cea\u306e\u8a2d\u5b9a\u5024\u3067\u306f\u3042\u308a\u307e\u305b\u3093 https:\/\/docs.aws.amazon.com\/AmazonRDS\/latest\/AuroraUserGuide\/AuroraMySQL.Managing.Performance.html#AuroraMySQL.Managing.MaxConnections \">*1<\/a>\u8fd1\u304f\u307e\u3067\u540c\u6642\u63a5\u7d9a\u6570\u304c\u5897\u3048\u308b\u3088\u3046\u306a\u4e8b\u8c61\u306b\u906d\u9047\u3057\u305f\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u975e\u5e38\u306b\u89aa\u8fd1\u611f\u306e\u3042\u308b\u5185\u5bb9\u3067\u3057\u305f\u3002<\/p>\n<p>GraphQL\u306f\u57fa\u672c\u7684\u306b\u3001\u5358\u4e00\u306eHTTP\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306bQuery(\u53c2\u7167\u7cfb\u30ea\u30af\u30a8\u30b9\u30c8)\u3068Mutation(\u66f4\u65b0\u7cfb\u30ea\u30af\u30a8\u30b9\u30c8)\u3092POST\u3059\u308b\u5f62\u5f0f\u3067\u5b9f\u88c5\u3057\u307e\u3059\u3002Rails\u306b\u306f\u3001\u66f4\u65b0\u7cfb\u306eHTTP\u30ea\u30af\u30a8\u30b9\u30c8(POST, PUT, PATCH, DELETE\u306a\u3069)\u3068\u53c2\u7167\u7cfb\u306eHTTP\u30ea\u30af\u30a8\u30b9\u30c8(GET, HEAD\u306a\u3069)\u3067\u63a5\u7d9a\u5148\u306eDB\u3092\u5207\u308a\u66ff\u3048\u308b\u4ed5\u7d44\u307f\u304c\u3042\u308a\u307e\u3059\u304c\u3001GraphQL\u3067\u306f\u3059\u3079\u3066\u304cPOST\u306b\u306a\u308b\u305f\u3081\u3001\u3053\u306e\u4ed5\u7d44\u307f\u3092\u305d\u306e\u307e\u307e\u3067\u306f\u5229\u7528\u3067\u304d\u307e\u305b\u3093\u3002\u305d\u3053\u3067\u3001graphql-ruby\u306etracing\u6a5f\u80fd\u3092\u6d3b\u7528\u3057\u3001 <code>execute_multiplex<\/code> \u30a4\u30d9\u30f3\u30c8\u306b\u30d5\u30c3\u30af\u3057\u3066DB\u3092\u5207\u308a\u66ff\u3048\u3066\u3044\u308b\u3068\u306e\u3053\u3068\u3067\u3057\u305f\u3002<\/p>\n<p>\u306a\u304a\u3001Persisted Query\u3068\u3044\u3046\u4ed5\u7d44\u307f\u3092\u5229\u7528\u3059\u308c\u3070\u53c2\u7167\u7cfb\u3092GET\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u3059\u308b\u3053\u3068\u3082\u53ef\u80fd\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u4e8b\u524d\u306b\u60f3\u5b9a\u30af\u30a8\u30ea\u3092\u4fdd\u5b58\u3057\u3001\u305d\u306e\u30cf\u30c3\u30b7\u30e5\u5024\u3067\u3084\u308a\u3068\u308a\u3059\u308b\u4ed5\u7d44\u307f\u3067\u3042\u308b\u305f\u3081\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u5074\u3068\u30cf\u30c3\u30b7\u30e5\u5024\u3092\u3046\u307e\u304f\u5171\u6709\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u5c0e\u5165\u306b\u306f\u624b\u9593\u304c\u304b\u304b\u308a\u307e\u3059\u3002\u767a\u8868\u5f8c\u306b\u4f3a\u3063\u305f\u3068\u3053\u308d\u3001\u691c\u8a0e\u306f\u3057\u305f\u3082\u306e\u306e\u52b4\u529b\u7684\u306b\u898b\u5408\u308f\u306a\u3044\u3068\u5224\u65ad\u3057\u3001\u5c0e\u5165\u306f\u898b\u9001\u3063\u305f\u3068\u306e\u3053\u3068\u3067\u3057\u305f\u3002<\/p>\n<p>\u307e\u305f\u3001\u672c\u6765\u306f\u53c2\u7167\u7cfb\u3067\u3042\u308b\u306f\u305a\u306eQuery\u5185\u3067DB\u306b\u66f8\u304d\u8fbc\u307f\u3092\u884c\u3063\u3066\u3057\u307e\u3063\u3066\u3044\u308b\u30b1\u30fc\u30b9\u3078\u306e\u5bfe\u7b56\u3082\u7d39\u4ecb\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002\u3053\u3061\u3089\u306fActive Support Instrumentation\u3092\u5229\u7528\u3057\u3066Query\u5185\u3067\u767a\u884c\u3055\u308c\u308bSQL\u3092\u7279\u5b9a\u3057\u3001\u53c2\u7167\u306e\u307f\u3068\u5206\u304b\u3063\u3066\u3044\u308b\u3082\u306e\u3060\u3051\u3092\u8a31\u53ef\u30ea\u30b9\u30c8\u306b\u52a0\u3048\u308b\u3068\u3044\u3046\u624b\u6cd5\u3067\u3057\u305f\u3002\u3053\u306e\u3088\u3046\u306b\u3001GraphQL\u3092\u5229\u7528\u3059\u308b\u969b\u306b\u5f79\u7acb\u3064\u30c6\u30af\u30cb\u30c3\u30af\u304c\u3044\u304f\u3064\u304b\u7d39\u4ecb\u3055\u308c\u3066\u304a\u308a\u3001\u5927\u5909\u53c2\u8003\u306b\u306a\u308b\u767a\u8868\u3067\u3057\u305f\u3002<\/p>\n<p>tanihiro\u304b\u3089\u306fMarco Roth\u6c0f\u306b\u3088\u308b\u300c<a target=\"_blank\" href=\"https:\/\/kaigionrails.org\/2025\/talks\/marcoroth\/\">Introducing ReActionView: A new ActionView-Compatible ERB Engine<\/a>\u300d\u306b\u3064\u3044\u3066\u30ec\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<a target=\"_blank\" href=\"https:\/\/github.com\/marcoroth\/reactionview\">ReActionView<\/a>\u306f\u3001\u65e2\u5b58\u306eRails\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u30c9\u30ed\u30c3\u30d7\u30a4\u30f3\u3067\u5c0e\u5165\u3067\u304d\u308b\u65b0\u3057\u3044ERB\u30a8\u30f3\u30b8\u30f3\u3067\u3001\u5f93\u6765\u306eERB\u3067\u306f\u4e0d\u53ef\u80fd\u3060\u3063\u305f\u9ad8\u5ea6\u306a\u30a8\u30e9\u30fc\u8868\u793a\u3084\u30c7\u30d0\u30c3\u30b0\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3001\u5c06\u6765\u7684\u306b\u306f\u30b5\u30fc\u30d0\u5074\u3067\u306e\u30b9\u30c6\u30fc\u30c8\u7ba1\u7406\u3084React\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3068\u306e\u7d71\u5408\u307e\u3067\u8996\u91ce\u306b\u5165\u308c\u305f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u3059\u3002<\/p>\n<p>\u4f7f\u3044\u65b9\u306f\u3068\u3066\u3082\u7c21\u5358\u3067\u3001<code>bundle add reactionview<\/code>\u3067gem\u3092\u8ffd\u52a0\u3057\u305f\u5f8c\u306b\u3001\u7c21\u5358\u306a\u8a2d\u5b9a\u3092\u3059\u308b\u3060\u3051\u3067\u65e2\u5b58\u306e.html.erb\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u304c\u305d\u306e\u307e\u307eHTML\u69cb\u9020\u3092\u7406\u89e3\u3067\u304d\u308b\u8ce2\u3044\u30a8\u30f3\u30b8\u30f3\u3067\u51e6\u7406\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002Erubi::Engine\u3068API\u4e92\u63db\u306a\u306e\u3067\u79fb\u884c\u30b3\u30b9\u30c8\u306f\u30bc\u30ed\u3067\u3059\u3002<\/p>\n<p>ReActionView\u306e\u57fa\u76e4\u3068\u306a\u3063\u3066\u3044\u308b\u306e\u306f\u3001<a target=\"_blank\" href=\"https:\/\/rubykaigi.org\/2025\/presentations\/marcoroth.html\">RubyKaigi 2025<\/a>\u3067\u767a\u8868\u3055\u308c\u305fHTML-aware ERB\u30d1\u30fc\u30b5\u30fc\u300c<a target=\"_blank\" href=\"https:\/\/github.com\/marcoroth\/herb\">Herb<\/a>\u300d\u3067\u3059\u3002Erubi\u304c\u6b63\u898f\u8868\u73fe\u30d9\u30fc\u30b9\u3067ERB\u30bf\u30b0\u3092\u62bd\u51fa\u3059\u308b\u306e\u306b\u5bfe\u3057\u3001Herb\u306fPrism\u3092\u6d3b\u7528\u3057\u3066HTML\u3068ERB\u306e\u7d71\u5408\u7684\u306aSyntax Tree\uff08Interleaved Syntax Tree\uff09\u3092\u69cb\u7bc9\u3057\u307e\u3059\u3002\u3053\u306e\u69cb\u9020\u306b\u3088\u308a\u3001HTML\u30bf\u30b0\u306e\u9589\u3058\u5fd8\u308c\u306a\u3069\u3092\u30d4\u30f3\u30dd\u30a4\u30f3\u30c8\u3067\u6307\u6458\u3067\u304d\u308b\u30a8\u30e9\u30fc\u8868\u793a\u3084\u30c7\u30d0\u30c3\u30b0\u6a5f\u80fd\u304c\u5b9f\u73fe\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u7279\u306b\u30c7\u30d0\u30c3\u30b0\u6a5f\u80fd\u306e\u30c7\u30e2\u3067\u306f\u3001\u30d1\u30fc\u30b7\u30e3\u30eb\u306e\u30d1\u30b9\u304c\u753b\u9762\u4e0a\u306b\u30aa\u30fc\u30d0\u30fc\u30ec\u30a4\u8868\u793a\u3055\u308c\u3001\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u30a8\u30c7\u30a3\u30bf\u306e\u8a72\u5f53\u7b87\u6240\u306b\u76f4\u63a5\u30b8\u30e3\u30f3\u30d7\u3067\u304d\u308b\u6a5f\u80fd\u306a\u3069\u304c\u8868\u793a\u3055\u308c\u3001\u975e\u5e38\u306b\u512a\u308c\u305f\u958b\u767a\u4f53\u9a13\u3092\u57a3\u9593\u898b\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u4f1a\u5834\u3082\u6cb8\u3044\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<p>\u767a\u8868\u3067\u306f\u3001ReActionView\u306e6\u6bb5\u968e\u306e\u30ed\u30fc\u30c9\u30de\u30c3\u30d7\u304c\u793a\u3055\u308c\u307e\u3057\u305f\u3002\u73fe\u5728\u306fLevel 1\uff08\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u6539\u5584\uff09\u3068Level 2\uff08HTML-aware\u30a8\u30f3\u30b8\u30f3\uff09\u304c\u5b9f\u88c5\u6e08\u307f\u3067\u3059\u3002\u4eca\u5f8cLevel 3\u3067\u306fActionView\u306e\u6700\u9069\u5316\u3001Level 4\u3067\u306fPhoenix LiveView\u98a8\u306e\u30ea\u30a2\u30af\u30c6\u30a3\u30d6\u306a\u30d3\u30e5\u30fc\u6a5f\u80fd\u3002\u3055\u3089\u306b\u5c06\u6765\u7684\u306aLevel 5-6\u3067\u306f\u3001React Server Components\u306e\u6982\u5ff5\u3092ERB\u306b\u6301\u3061\u8fbc\u3080\u300cERB Client Components\u300d\u3084\u3001React\u3084Vue\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u76f4\u63a5ERB\u5185\u3067\u4f7f\u3048\u308b\u7d71\u5408\u307e\u3067\u8996\u91ce\u306b\u5165\u308c\u3066\u3044\u308b\u3088\u3046\u3067\u3059\u3002<\/p>\n<p>\u6628\u4eca\u306eWeb\u958b\u767a\u3067\u306f\u8907\u96d1\u306aUI\u306fReact\u306a\u3069\u306b\u304a\u4efb\u305b\u3057\u3001Rails\u306f\u3082\u3063\u3071\u3089API\u30e2\u30fc\u30c9\u3067\u306e\u7a3c\u50cd\u304c\u4e3b\u6d41\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u304c\u3001ReActionView\u306fRails\u306eView\u30ec\u30a4\u30e4\u30fc\u305d\u306e\u3082\u306e\u3092\u73fe\u4ee3\u7684\u306b\u9032\u5316\u3055\u305b\u308b\u3053\u3068\u3067\u3001\u518d\u3073Rails\u3067View\u3092\u69cb\u7bc9\u3057\u305f\u304f\u306a\u308b\u4e16\u754c\u3092\u5b9f\u73fe\u3057\u3088\u3046\u3068\u3057\u3066\u3044\u307e\u3059\u3002Rails\u306eView\u306e\u672a\u6765\u306b\u30ef\u30af\u30ef\u30af\u3059\u308b\u7d20\u6674\u3089\u3057\u3044\u30bb\u30c3\u30b7\u30e7\u30f3\u3067\u3057\u305f\u3002<\/p>\n<p>capytan \u304b\u3089\u306f Shohei Kobayashi (@srockstyle) \u3055\u3093\u306b\u3088\u308b\u300c<a target=\"_blank\" href=\"https:\/\/kaigionrails.org\/2025\/talks\/srockstyle\">\u975e\u540c\u671f\u51e6\u7406\u5b9f\u884c\u57fa\u76e4\u3001Delayed \u8131\u51fa\u301cSolidQueue \u5b8c\u5168\u79fb\u884c\u3078\u306e\u65c5\u8def<\/a>\u300d\u306e\u767a\u8868\u306b\u3064\u3044\u3066\u30ec\u30dd\u30fc\u30c8\u3044\u305f\u3057\u307e\u3059\u3002\u682a\u5f0f\u4f1a\u793e\u30b9\u30bf\u30c7\u30a3\u30b9\u30c8\u69d8\u30677\u5e74\u9593\u904b\u7528\u3057\u3066\u304d\u305f Delayed \u304b\u3089 Solid Queue \u3078\u306e\u5b8c\u5168\u79fb\u884c\u3092\u534a\u5e74\u3067\u6210\u3057\u9042\u3052\u305f\u4e8b\u4f8b\u306e\u767a\u8868\u3067\u3057\u305f\u3002\u5f0a\u793e\u3067\u3082 Solid Queue \u306e\u672c\u756a\u904b\u7528\u3092\u59cb\u3081\u305f\u3070\u304b\u308a\u3067\u3042\u308a\u3001\u5b9f\u8df5\u7684\u306a\u77e5\u898b\u304c\u5f97\u3089\u308c\u308b\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u671f\u5f85\u3057\u3066\u62dd\u8074\u3044\u305f\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>\u767a\u8868\u3067\u306f\u6280\u8853\u9078\u5b9a\u7406\u7531\u3001Delayed \u306e\u7dda\u5f62\u30b9\u30b1\u30fc\u30eb\u30a2\u30a6\u30c8\u4e0d\u53ef\u80fd\u554f\u984c\uff08<code>FOR UPDATE<\/code> \u306b\u3088\u308b DB \u30ed\u30c3\u30af\u7af6\u5408\uff09\u3092 Solid Queue \u306e <code>UPDATE SKIP LOCKED<\/code> \u3067\u89e3\u6c7a\u3057\u305f\u6280\u8853\u7684\u80cc\u666f\u3001Solid Queue  \u306b\u76e3\u8996\u6a5f\u80fd\u304c\u306a\u3044\u305f\u3081\u306e\u81ea\u524d\u5b9f\u88c5\u3001\u305d\u3057\u3066\u79fb\u884c\u5f8c\u306b\u76f4\u9762\u3057\u305f <code>enqueue_after_transaction_commit<\/code> \u554f\u984c\u3068\u904e\u8ca0\u8377\u554f\u984c\u3078\u306e\u5bfe\u5fdc\u306a\u3069\u304c\u8a9e\u3089\u308c\u307e\u3057\u305f\u3002\u7279\u306b Solid Queue \u306e\u5185\u90e8\u5b9f\u88c5\u306e\u89e3\u8aac\u3082\u3042\u308a\u3001\u5229\u7528\u3057\u305f\u3053\u3068\u304c\u306a\u3044\u4eba\u306b\u3068\u3063\u3066\u3082\u5206\u304b\u308a\u3084\u3059\u3044\u30c8\u30fc\u30af\u3060\u3063\u305f\u3068\u611f\u3058\u307e\u3057\u305f\u3002<\/p>\n<p>day 2\u3067\u306f\u3059\u308d\u3063\u304f\u3055\u3093\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u306e\u524d\u306b\u306f\u975e\u540c\u671f\u51e6\u7406\u306b\u3064\u3044\u3066\u306e\u57fa\u672c\u7684\u306a\u8003\u3048\u65b9\u304c\u8a9e\u3089\u308c\u3001\u5f8c\u306b\u3082 <code>enqueue_after_transaction_commit<\/code> \u306b\u3064\u3044\u3066\u8a9e\u3089\u308c\u3066\u304a\u308a\u307e\u3057\u305f\u3002day 2 \u306f Rails \u306e\u975e\u540c\u671f\u51e6\u7406\u306b\u3064\u3044\u3066\u7406\u89e3\u304c\u6df1\u307e\u308b\u65e5\u3060\u3063\u305f\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\u3002(\u300c<a target=\"_blank\" href=\"https:\/\/kaigionrails.org\/2025\/talks\/morihirok\/\">Sidekiq \u305d\u306e\u524d\u306b\uff1aWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u304a\u3051\u308b\u975e\u540c\u671f\u30b8\u30e7\u30d6\u8a2d\u8a08\u539f\u5247<\/a>\u300d\u300c<a target=\"_blank\" href=\"https:\/\/kaigionrails.org\/2025\/talks\/alstrocrack\/#day2\">\u975e\u540c\u671fjob\u3092transaction\u5185\u3067\u547c\u3076\u306a\u3088\uff01\u7d76\u5bfe\u306b\u547c\u3076\u306a\u3088\uff01<\/a>\u300d)<\/p>\n<p>\u307e\u3068\u3081\u3068\u3057\u3066\u3001\u3059\u308d\u3063\u304f\u3055\u3093\u304c\u300cAI\u6642\u4ee3\u3060\u304b\u3089\u3053\u305d\u3001\u5185\u90e8\u5b9f\u88c5\u7406\u89e3\u3068\u8a2d\u8a08\u30fb\u30ea\u30ea\u30fc\u30b9\u8a08\u753b\u304c\u8d85\u5927\u4e8b\u300d\u3068\u5f37\u8abf\u3055\u308c\u305f\u3053\u3068\u304c\u5370\u8c61\u306b\u6b8b\u3063\u3066\u3044\u307e\u3059\u3002\u6280\u8853\u9078\u5b9a\u306e\u80cc\u666f\u306b\u3042\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u5bfe\u3059\u308b\u7406\u89e3\u3001\u614e\u91cd\u306a\u79fb\u884c\u8a2d\u8a08\u3001\u4e88\u671f\u305b\u306c\u8ab2\u984c\u3078\u306e\u5bfe\u5fdc\u306a\u3069\u304c\u8a9e\u3089\u308c\u305f\u5f8c\u306e\u7de0\u3081\u304f\u304f\u308a\u3060\u3063\u305f\u305f\u3081\u3001\u305d\u306e\u8a00\u8449\u306b\u91cd\u307f\u304c\u3042\u308a\u307e\u3057\u305f\u3002\u307e\u305f\u3001\u904b\u7528\u3092\u898b\u636e\u3048\u3066\u76e3\u8996\u306e\u4ed5\u7d44\u307f\u3092\u81ea\u524d\u5b9f\u88c5\u3057\u305f\u304a\u8a71\u306a\u3069\u3001\u611a\u76f4\u306b\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u3067\u30b5\u30fc\u30d3\u30b9\u306e\u4fe1\u983c\u6027\u3092\u62c5\u4fdd\u3057\u3088\u3046\u3068\u3057\u3066\u3044\u308b\u305d\u306e\u52d5\u304d\u65b9\u306b\u3064\u3044\u3066\u3001\u540c\u3058 SRE \u306b\u643a\u308f\u308b\u8005\u3068\u3057\u3066\u898b\u7fd2\u308f\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u306a\u3068\u601d\u3044\u3092\u65b0\u305f\u306b\u3057\u307e\u3057\u305f\uff01<\/p>\n<p>occhi\u304b\u3089\u306fkatakyo\u3055\u3093\u306b\u3088\u308b\u300c<a target=\"_blank\" href=\"https:\/\/kaigionrails.org\/2025\/talks\/katakyo\/#day1\">\u3082\u3046\u4e26\u5217\u5b9f\u884c\u306f\u6016\u304f\u306a\u3044 ~\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u67af\u6e07\u89e3\u6d88\u306e\u305f\u3081\u306e\u5b9f\u8df5\u7684\u30a2\u30d7\u30ed\u30fc\u30c1~<\/a>\u300d\u306b\u3064\u3044\u3066\u30ec\u30dd\u30fc\u30c8\u3044\u305f\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u767a\u8868\u3067\u306f\u3001\u5916\u90e8\u306eLLM API\u30b5\u30fc\u30d3\u30b9\u3068\u306e\u901a\u4fe1\u3067\u9577\u6642\u9593\u306eI\/O\u5f85\u3061\u304c\u767a\u751f\u3059\u308b\u51e6\u7406\u3092\u4e26\u5217\u5b9f\u884c\u3059\u308b\u969b\u306b\u906d\u9047\u3059\u308b\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u67af\u6e07\u306e\u554f\u984c\u3068\u305d\u306e\u89e3\u6c7a\u7b56\u306b\u3064\u3044\u3066\u89e3\u8aac\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002\u5916\u90e8API\u3092\u5229\u7528\u3059\u308b\u5b9f\u88c5\u306b\u304a\u3044\u3066\u3088\u304f\u76f4\u9762\u3059\u308b\u8ab2\u984c\u3067\u3042\u308a\u3001\u975e\u5e38\u306b\u5b9f\u8df5\u7684\u306a\u5185\u5bb9\u3067\u3057\u305f\u3002<\/p>\n<p>\u767a\u8868\u3067\u7d39\u4ecb\u3055\u308c\u3066\u3044\u305f\u4e3b\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u4ee5\u4e0b\u306e3\u3064\u3067\u3059\u3002<\/p>\n<p><strong>1. \u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u30d7\u30fc\u30eb\u306e\u30b5\u30a4\u30ba\u8a2d\u5b9a<\/strong><\/p>\n<p>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5074\u3067\u8a2d\u5b9a\u3059\u308b\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u30d7\u30fc\u30eb\u306e\u30b5\u30a4\u30ba\u306b\u3064\u3044\u3066\u3001\u30d0\u30c3\u30c1\u51e6\u7406\u306e\u5834\u5408\u3068Sidekiq\u306b\u3088\u308b\u30d0\u30c3\u30af\u30b0\u30e9\u30a6\u30f3\u30c9\u51e6\u7406\u306e\u5834\u5408\u305d\u308c\u305e\u308c\u3067\u6c17\u3092\u3064\u3051\u308b\u3079\u304d\u30dd\u30a4\u30f3\u30c8\u304c\u89e3\u8aac\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002\u7279\u306b\u3001\u30b9\u30ec\u30c3\u30c9\u6570\u3068\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u30d7\u30fc\u30eb\u306e\u30b5\u30a4\u30ba\u306e\u95a2\u4fc2\u6027\u306b\u3064\u3044\u3066\u3001\u5177\u4f53\u7684\u306a\u8a08\u7b97\u65b9\u6cd5\u304c\u793a\u3055\u308c\u3066\u3044\u305f\u306e\u304c\u5370\u8c61\u7684\u3067\u3057\u305f\u3002<\/p>\n<p><strong>2. DB\u5074\u306e\u540c\u6642\u6700\u5927\u63a5\u7d9a\u6570(max_connections)\u306e\u7b97\u51fa\u65b9\u6cd5<\/strong><\/p>\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5074\u3067\u8a2d\u5b9a\u3059\u3079\u304d\u540c\u6642\u6700\u5927\u63a5\u7d9a\u6570\u306b\u3064\u3044\u3066\u3001Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3001\u30d0\u30c3\u30c1\u51e6\u7406\u3001\u30d0\u30c3\u30af\u30b0\u30e9\u30a6\u30f3\u30c9\u51e6\u7406\u305d\u308c\u305e\u308c\u304b\u3089\u306e\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u6570\u3092\u8003\u616e\u3057\u305f\u7b97\u51fa\u65b9\u6cd5\u304c\u7d39\u4ecb\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002\u767b\u58c7\u8cc7\u6599\u3067\u306fAWS\u3092\u4f7f\u7528\u3057\u305f\u5834\u5408\u306e\u4f8b\u304c\u8aac\u660e\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u304c\u3001Google Cloud\u3084Azure\u306a\u3069\u4ed6\u306e\u30af\u30e9\u30a6\u30c9\u30a4\u30f3\u30d5\u30e9\u3092\u4f7f\u3063\u3066\u3044\u308b\u5834\u5408\u3067\u3082\u540c\u3058\u8003\u3048\u65b9\u304c\u9069\u7528\u3067\u304d\u305d\u3046\u3067\u3059\u3002<\/p>\n<p><strong>3. \u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u3092\u5360\u6709\u3057\u7d9a\u3051\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u5de5\u592b<\/strong><\/p>\n<p>\u9577\u6642\u9593\u306eI\/O\u51e6\u7406\u4e2d\u306b\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u3092\u4fdd\u6301\u3057\u7d9a\u3051\u306a\u3044\u305f\u3081\u306e\u5177\u4f53\u7684\u306a\u5b9f\u88c5\u30c6\u30af\u30cb\u30c3\u30af\u3068\u3057\u3066\u3001\u4ee5\u4e0b\u306e2\u3064\u304c\u7d39\u4ecb\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n<ul>\n<li><code>ActiveRecord::Base.connection_pool.with_connection<\/code>\u3092\u7528\u3044\u3066\u3001\u5916\u90e8API\u901a\u4fe1\u4e2d\u306f\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u3092\u89e3\u653e\u3059\u308b<\/li>\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5916\u306b\u9577\u6642\u9593\u306eI\/O\u51e6\u7406\u3092\u5206\u96e2\u3059\u308b<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u30c6\u30af\u30cb\u30c3\u30af\u306f\u3001Rails\u3067\u30d0\u30c3\u30af\u30b0\u30e9\u30a6\u30f3\u30c9\u51e6\u7406\u3092\u5b9f\u88c5\u3059\u308b\u969b\u306b\u77e5\u3063\u3066\u304a\u304f\u3079\u304d\u91cd\u8981\u306a\u30d1\u30bf\u30fc\u30f3\u3060\u3068\u611f\u3058\u307e\u3057\u305f\u3002\u7279\u306b\u3001\u5916\u90e8API\u3068\u306e\u901a\u4fe1\u304c\u983b\u7e41\u306b\u767a\u751f\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u3053\u306e\u3088\u3046\u306a\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u7ba1\u7406\u306e\u5de5\u592b\u304c\u6027\u80fd\u3068\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306b\u5927\u304d\u304f\u5f71\u97ff\u3059\u308b\u305f\u3081\u3001\u5b9f\u52d9\u3067\u3082\u6d3b\u304b\u305b\u308b\u77e5\u898b\u304c\u5f97\u3089\u308c\u308b\u767a\u8868\u3067\u3057\u305f\u3002<\/p>\n<p>toshimaru\u304b\u3089\u306fTomohiro Hashidate (joker1007)<br \/>\n\u3055\u3093\u306b\u3088\u308b\u300c<a target=\"_blank\" href=\"https:\/\/kaigionrails.org\/2025\/talks\/joker1007\/\">\u4eca\u6539\u3081\u3066Service\u30af\u30e9\u30b9\u306b\u3064\u3044\u3066\u8003\u3048\u308b \u301c\u3042\u308bRails\u958b\u767a\u8005\u306e10\u5e74\u301c<\/a>\u300d\u306e\u767a\u8868\u306b\u3064\u3044\u3066\u30ec\u30dd\u30fc\u30c8\u3044\u305f\u3057\u307e\u3059\u3002\u300e\u30d1\u30fc\u30d5\u30a7\u30af\u30c8Ruby on Rails\u300f\u3067Service\u30af\u30e9\u30b9\u306e\u7ae0\u3092\u62c5\u5f53\u3055\u308c\u305fjoker\u3055\u3093\u304c\u8a9e\u308bService\u30af\u30e9\u30b9\u8ac7\u3001\u3068\u3044\u3046\u3053\u3068\u3067\u8208\u5473\u6df1\u304f\u805e\u304b\u305b\u3066\u3044\u305f\u3060\u304d\u307e\u3057\u305f\u3002<\/p>\n<p>\u79c1\u81ea\u8eab\u3001\u300e<a target=\"_blank\" href=\"https:\/\/speakerdeck.com\/toshimaru\/how-to-deal-with-fat-model\">Fat Model \u306e\u5012\u3057\u65b9<\/a>\u300f\u3068\u3044\u3046\u767a\u8868\u3067Service\u30af\u30e9\u30b9\u306b\u3064\u3044\u3066\u306f\u307e\u3068\u3081\u305f\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u79c1\u306e\u7acb\u5834\u306f\u4e0b\u8a18\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n<ul>\n<li><strong>Service\u30af\u30e9\u30b9<\/strong>: \u5b9a\u7fa9\u304c\u30dc\u30f3\u30e4\u30ea\u3057\u304c\u3061\u306a\u306e\u3067\u3001\u305d\u306e\u5b9a\u7fa9\u3092\u660e\u78ba\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u30c1\u30fc\u30e0\u3067\u30b3\u30f3\u30bb\u30f3\u30b5\u30b9\u304c\u5f97\u3089\u308c\u308b\u306a\u3089\u30a2\u30ea<\/li>\n<li><strong>Form Object<\/strong>: &#8220;Form handles no Model&#8221; or &#8220;Form handles many Models&#8221; \u306a\u3068\u304d\u306b\u4f7f\u3046 Form Object \u5229\u7528\u306f\u30a2\u30ea<\/li>\n<li><strong>PORO<\/strong>: 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over 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