{"id":1482,"date":"2025-03-24T08:50:37","date_gmt":"2025-03-23T23:50:37","guid":{"rendered":"https:\/\/dexall.co.jp\/articles\/?p=1482"},"modified":"2025-03-24T08:50:37","modified_gmt":"2025-03-23T23:50:37","slug":"%e3%80%90%e4%bf%9d%e5%ad%98%e7%89%88%e3%80%91ruby-on-rails%e3%81%ae%e3%82%a2%e3%83%83%e3%83%97%e3%83%87%e3%83%bc%e3%83%88%e5%ae%8c%e5%85%a8%e3%82%ac%e3%82%a4%e3%83%892024%ef%bc%9a%e5%a4%b1%e6%95%97","status":"publish","type":"post","link":"https:\/\/dexall.co.jp\/articles\/?p=1482","title":{"rendered":"\u3010\u4fdd\u5b58\u7248\u3011Ruby on Rails\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u5b8c\u5168\u30ac\u30a4\u30c92024\uff1a\u5931\u6557\u3057\u306a\u30447\u3064\u306e\u624b\u9806"},"content":{"rendered":"\n<div class=\"toc\"><br \/>\n<b>Warning<\/b>:  Undefined array key \"is_admin\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>116<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_category_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>121<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>128<\/b><br \/>\n    <div id=\"toc_container\" class=\"sgb-toc--bullets js-smooth-scroll\" data-dialog-title=\"\u76ee\u6b21\">\n      <p class=\"toc_title\">\u76ee\u6b21 <\/p>\n      <ul class=\"toc_list\">  <li class=\"first\">    <a href=\"#i-0\">Ruby on Rails \u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u304c\u5fc5\u8981\u306a\u7406\u7531<\/a>  <\/li>  <li>    <a href=\"#i-1\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u3057\u3066\u6b20\u304b\u305b\u306a\u3044\u5b9a\u671f\u7684\u306a\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u5bfe\u7b56<\/a>  <\/li>  <li>    <a href=\"#i-2\">\u65b0\u6a5f\u80fd\u5c0e\u5165\u306b\u3088\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4fa1\u5024\u5411\u4e0a<\/a>  <\/li>  <li>    <a href=\"#i-3\">\u6280\u8853\u7684\u9650\u754c\u3092\u9632\u3050\u4e88\u9632\u7684\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9<\/a>  <\/li>  <li>    <a href=\"#i-4\">\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u524d\u306e\u6e96\u5099\u3068\u6ce8\u610f\u70b9<\/a>  <\/li>  <li>    <a href=\"#i-5\">\u73fe\u5728\u306e\u74b0\u5883\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u4f5c\u6210\u624b\u9806<\/a>  <\/li>  <li>    <a href=\"#i-6\">\u4f9d\u5b58\u95a2\u4fc2\u306e\u30c1\u30a7\u30c3\u30af\u3068Gemfile\u306e\u78ba\u8a8d\u65b9\u6cd5<\/a>  <\/li>  <li>    <a href=\"#i-7\">\u30c6\u30b9\u30c8\u74b0\u5883\u3067\u306e\u4e8b\u524d\u691c\u8a3c\u306e\u91cd\u8981\u6027<\/a>  <\/li>  <li>    <a href=\"#i-8\">\u5b89\u5168\u306aRails\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306e7\u30b9\u30c6\u30c3\u30d7<\/a>  <\/li>  <li>    <a href=\"#i-9\">\u30b9\u30c6\u30c3\u30d71\uff1a\u73fe\u72b6\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u78ba\u8a8d\u3068\u76ee\u6a19\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u6c7a\u5b9a<\/a>  <\/li>  <li>    <a href=\"#i-10\">\u30b9\u30c6\u30c3\u30d72\uff1aGemfile\u306e\u66f4\u65b0\u3068Bundler\u306e\u5b9f\u884c<\/a>  <\/li>  <li>    <a href=\"#i-11\">\u30b9\u30c6\u30c3\u30d73\uff1a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u65bd<\/a>  <\/li>  <li>    <a href=\"#i-12\">\u30b9\u30c6\u30c3\u30d74\uff1a\u65e2\u5b58\u306e\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u306e\u5b9f\u884c\u3068\u4fee\u6b63<\/a>  <\/li>  <li>    <a href=\"#i-13\">\u30b9\u30c6\u30c3\u30d75\uff1a\u975e\u63a8\u5968\u6a5f\u80fd\u306e\u7f6e\u304d\u63db\u3048<\/a>  <\/li>  <li>    <a href=\"#i-14\">\u30b9\u30c6\u30c3\u30d76\uff1a\u672c\u756a\u74b0\u5883\u306e\u66f4\u65b0\u624b\u9806\u306e\u78ba\u8a8d<\/a>  <\/li>  <li>    <a href=\"#i-15\">\u30b9\u30c6\u30c3\u30d77\uff1a\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u5f8c\u306e\u52d5\u4f5c\u78ba\u8a8d\u3068\u76e3\u8996<\/a>  <\/li>  <li>    <a href=\"#i-16\">\u3088\u304f\u3042\u308b\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306e\u30c8\u30e9\u30d6\u30eb\u3068\u89e3\u6c7a\u7b56<\/a>  <\/li>  <li>    <a href=\"#i-17\">\u4f9d\u5b58\u95a2\u4fc2\u306e\u30d7\u30ed\u30bb\u30c3\u30b5\u306b\u3088\u308b\u554f\u984c\u306e\u89e3\u6c7a\u65b9\u6cd5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first last\">        <a href=\"#i-18\">Gem\u306e\u4f9d\u5b58\u95a2\u4fc2\u306e\u885d\u7a81<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-19\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u4e92\u63db\u6027\u554f\u984c\u3078\u306e\u5bfe\u51e6<\/a>    <ul class=\"menu_level_1\">      <li class=\"first last\">        <a href=\"#i-20\">\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-21\">API\u306e\u5909\u66f4\u306b\u3088\u308b\u5f71\u97ff\u3068\u305d\u306e\u5bfe\u5fdc<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-22\">\u3088\u304f\u3042\u308b\u554f\u984c\u3068\u89e3\u6c7a\u7b56\u4e00\u89a7<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-23\">\u30c7\u30d0\u30c3\u30b0\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-24\">\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u5f8c\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316<\/a>  <\/li>  <li>    <a href=\"#i-25\">\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u6a5f\u80fd\u3092\u6d3b\u7528\u3057\u305f\u901f\u5ea6\u5411\u4e0a<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-26\">1. Eager Loading\u6700\u9069\u5316<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-27\">2. \u30af\u30a8\u30ea\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6d3b\u7528<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-28\">\u30ad\u30e3\u30c3\u30b7\u30e5\u8a2d\u5b9a\u306e\u898b\u76f4\u3057\u30dd\u30a4\u30f3\u30c8<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-29\">1. \u30d5\u30e9\u30b0\u30e1\u30f3\u30c8\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6700\u9069\u5316<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-30\">2. \u30e1\u30e2\u30ea\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u8a2d\u5b9a<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-31\">N+1\u554f\u984c\u306e\u691c\u51fa\u3068\u89e3\u6c7a\u624b\u9806<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-32\">1. \u554f\u984c\u306e\u691c\u51fa<\/a>      <\/li>      <li>        <a href=\"#i-33\">2. \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u8a08\u6e2c<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-34\">3. \u30af\u30a8\u30ea\u306e\u6700\u9069\u5316\u4f8b<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-35\">\u7d99\u7d9a\u7684\u306a\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>  <\/li>  <li>    <a href=\"#i-36\">\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u8a08\u753b\u306e\u7acb\u3066\u65b9\u3068\u5b9f\u65bd\u6642\u671f\u306e\u5224\u65ad\u57fa\u6e96<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-37\">1. \u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u8a08\u753b\u306e\u7b56\u5b9a<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-38\">\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306e\u5224\u65ad\u57fa\u6e96\u30de\u30c8\u30ea\u30c3\u30af\u30b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-39\">\u30c1\u30fc\u30e0\u958b\u767a\u306b\u304a\u3051\u308b\u66f4\u65b0\u4f5c\u696d\u306e\u9032\u3081\u65b9<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-40\">1. \u66f4\u65b0\u4f5c\u696d\u306e\u30ef\u30fc\u30af\u30d5\u30ed\u30fc<\/a>      <\/li>      <li>        <a href=\"#i-41\">2. \u30c1\u30fc\u30e0\u5185\u3067\u306e\u5f79\u5272\u5206\u62c5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-42\">3. \u30ec\u30d3\u30e5\u30fc\u30d7\u30ed\u30bb\u30b9\u306e\u6a19\u6e96\u5316<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-43\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306e\u91cd\u8981\u6027\u3068\u5bfe\u5fdc\u624b\u9806<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-44\">1. \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u76e3\u8996\u306e\u81ea\u52d5\u5316<\/a>      <\/li>      <li>        <a href=\"#i-45\">2. \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306e\u9069\u7528\u30d7\u30ed\u30bb\u30b9<\/a>      <\/li>      <li>        <a href=\"#i-46\">\u7d99\u7d9a\u7684\u306a\u76e3\u8996\u3068\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-47\">\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u4e00\u89a7<\/a>      <\/li>    <\/ul>  <\/li><\/ul>\n      <a href=\"#\" class=\"sgb-toc-button js-toc-button\" rel=\"nofollow\" data-open-dialog=\"true\"><i class=\"fa fa-list\"><\/i><span class=\"sgb-toc-button__text\">\u76ee\u6b21\u3078<\/span><\/a>\n    <\/div><\/div><h2 class=\"wp-block-heading\" id=\"i-0\">Ruby on Rails \u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u304c\u5fc5\u8981\u306a\u7406\u7531<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-1\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3068\u3057\u3066\u6b20\u304b\u305b\u306a\u3044\u5b9a\u671f\u7684\u306a\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u5bfe\u7b56<\/h2>\n\n\n\n<p>Rails\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u7dad\u6301\u3059\u308b\u4e0a\u3067\u3001\u5b9a\u671f\u7684\u306a\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306f\u5fc5\u8981\u4e0d\u53ef\u6b20\u3067\u3059\u30022023\u5e74\u3060\u3051\u3067\u3082Rails\u306b\u306f\u8907\u6570\u306e\u91cd\u8981\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u304c\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u3001\u305d\u308c\u305e\u308c\u304c\u91cd\u5927\u306a\u8106\u5f31\u6027\u306b\u5bfe\u51e6\u3059\u308b\u3082\u306e\u3067\u3057\u305f\u3002\u4f8b\u3048\u3070\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Active Support\u306b\u304a\u3051\u308b\u6f5c\u5728\u7684\u306aDoS\u8106\u5f31\u6027\u306e\u4fee\u6b63<\/li>\n\n\n\n<li>Active Record\u3067\u306e SQL \u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3\u5bfe\u7b56\u306e\u5f37\u5316<\/li>\n\n\n\n<li>Action Pack\u3067\u306e\u30d1\u30b9\u30c8\u30e9\u30d0\u30fc\u30b5\u30eb\u653b\u6483\u3078\u306e\u5bfe\u7b56<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u8106\u5f31\u6027\u306f\u3001\u653e\u7f6e\u3059\u308b\u3053\u3068\u3067\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3068\u30e6\u30fc\u30b6\u30fc\u30c7\u30fc\u30bf\u3092\u5371\u967a\u306b\u3055\u3089\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-2\">\u65b0\u6a5f\u80fd\u5c0e\u5165\u306b\u3088\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4fa1\u5024\u5411\u4e0a<\/h2>\n\n\n\n<p>Rails\u306e\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u306f\u3001\u958b\u767a\u52b9\u7387\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u308b\u65b0\u6a5f\u80fd\u304c\u7d99\u7d9a\u7684\u306b\u8ffd\u52a0\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4f8b\u3048\u3070\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Parallel Testing\u306b\u3088\u308b\u30c6\u30b9\u30c8\u5b9f\u884c\u6642\u9593\u306e\u5927\u5e45\u306a\u77ed\u7e2e<\/li>\n\n\n\n<li>Zeitwerk\u306b\u3088\u308b\u9ad8\u901f\u306a\u30b3\u30fc\u30c9\u81ea\u52d5\u8aad\u307f\u8fbc\u307f<\/li>\n\n\n\n<li>Action Mailbox \u306b\u3088\u308b\u53d7\u4fe1\u30e1\u30fc\u30eb\u51e6\u7406\u306e\u7c21\u7565\u5316<\/li>\n\n\n\n<li>Hotwire\u306b\u3088\u308b\u30e2\u30c0\u30f3\u306a\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u958b\u767a\u306e\u5b9f\u73fe<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u65b0\u6a5f\u80fd\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5177\u4f53\u7684\u306a\u30e1\u30ea\u30c3\u30c8\u304c\u5f97\u3089\u308c\u307e\u3059\uff1a<\/p>\n\n\n<div id=\"id-e49ce28e-a818-42ff-a329-2347a6702a90\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u65b0\u6a5f\u80fd<\/th><th>\u30d3\u30b8\u30cd\u30b9\u4fa1\u5024<\/th><\/tr><\/thead><tbody><tr><td>Parallel Testing<\/td><td>CI\/CD \u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306e\u9ad8\u901f\u5316\u306b\u3088\u308b\u958b\u767a\u30b5\u30a4\u30af\u30eb\u306e\u77ed\u7e2e<\/td><\/tr><tr><td>Zeitwerk<\/td><td>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u8d77\u52d5\u6642\u9593\u306e\u77ed\u7e2e\u306b\u3088\u308b\u30c7\u30d7\u30ed\u30a4\u52b9\u7387\u306e\u5411\u4e0a<\/td><\/tr><tr><td>Action Mailbox<\/td><td>\u30e1\u30fc\u30eb\u51e6\u7406\u6a5f\u80fd\u306e\u958b\u767a\u5de5\u6570\u524a\u6e1b<\/td><\/tr><tr><td>Hotwire<\/td><td>SPA\u30e9\u30a4\u30af\u306a\u4f53\u9a13\u306e\u5b9f\u73fe\u306b\u3088\u308b\u9867\u5ba2\u6e80\u8db3\u5ea6\u5411\u4e0a<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"i-3\">\u6280\u8853\u7684\u9650\u754c\u3092\u9632\u3050\u4e88\u9632\u7684\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9<\/h2>\n\n\n\n<p>\u53e4\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u306eRails\u3092\u4f7f\u3044\u7d9a\u3051\u308b\u3053\u3068\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u6280\u8853\u7684\u8ca0\u50b5\u306e\u84c4\u7a4d\u306b\u3064\u306a\u304c\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4f9d\u5b58\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u30b5\u30dd\u30fc\u30c8\u7d42\u4e86<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u53e4\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u306eGem\u304c\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3055\u308c\u306a\u304f\u306a\u308b<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d1\u30c3\u30c1\u304c\u63d0\u4f9b\u3055\u308c\u306a\u304f\u306a\u308b<\/li>\n\n\n\n<li>\u65b0\u3057\u3044\u6a5f\u80fd\u3084\u6539\u5584\u304c\u53d6\u308a\u8fbc\u3081\u306a\u3044<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u9650\u754c<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u65b0\u3057\u3044\u6700\u9069\u5316\u6a5f\u80fd\u304c\u5229\u7528\u3067\u304d\u306a\u3044<\/li>\n\n\n\n<li>\u53e4\u3044\u5b9f\u88c5\u306b\u3088\u308b\u51e6\u7406\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af<\/li>\n\n\n\n<li>\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306e\u5236\u9650<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u958b\u767a\u751f\u7523\u6027\u306e\u4f4e\u4e0b<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u53e4\u3044\u69cb\u6587\u3084\u30d1\u30bf\u30fc\u30f3\u306e\u4f7f\u7528\u3092\u5f37\u3044\u3089\u308c\u308b<\/li>\n\n\n\n<li>\u65b0\u3057\u3044\u958b\u767a\u8005\u306e\u53c2\u5165\u969c\u58c1\u304c\u9ad8\u304f\u306a\u308b<\/li>\n\n\n\n<li>\u30c7\u30d0\u30c3\u30b0\u30c4\u30fc\u30eb\u3084IDE\u30b5\u30dd\u30fc\u30c8\u306e\u5236\u9650<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u554f\u984c\u306f\u3001\u6642\u9593\u3068\u3068\u3082\u306b\u89e3\u6c7a\u304c\u3088\u308a\u56f0\u96e3\u306b\u306a\u308a\u3001\u6700\u7d42\u7684\u306b\u306f\u5927\u898f\u6a21\u306a\u6539\u4fee\u3084\u30ea\u30d7\u30ec\u30a4\u30b9\u3092\u5fc5\u8981\u3068\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e88\u9632\u7684\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3068\u3057\u3066\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30e1\u30ea\u30c3\u30c8\u3092\u3082\u305f\u3089\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6bb5\u968e\u7684\u306a\u79fb\u884c\u306b\u3088\u308b\u8ca0\u8377\u5206\u6563<\/li>\n\n\n\n<li>\u7d99\u7d9a\u7684\u306a\u6539\u5584\u6a5f\u4f1a\u306e\u78ba\u4fdd<\/li>\n\n\n\n<li>\u30c1\u30fc\u30e0\u5168\u4f53\u306e\u30b9\u30ad\u30eb\u6700\u65b0\u5316<\/li>\n<\/ul>\n\n\n\n<p>\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3092\u8a08\u753b\u7684\u306b\u5b9f\u65bd\u3059\u308b\u3053\u3068\u3067\u3001\u3053\u308c\u3089\u306e\u6280\u8853\u7684\u8ca0\u50b5\u3092\u52b9\u679c\u7684\u306b\u7ba1\u7406\u3057\u3001\u9577\u671f\u7684\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5065\u5168\u6027\u3092\u7dad\u6301\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-4\">\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u524d\u306e\u6e96\u5099\u3068\u6ce8\u610f\u70b9<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-5\">\u73fe\u5728\u306e\u74b0\u5883\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u4f5c\u6210\u624b\u9806<\/h2>\n\n\n\n<p>\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u4f5c\u696d\u3092\u59cb\u3081\u308b\u524d\u306b\u3001\u78ba\u5b9f\u306a\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u4ee5\u4e0b\u306b\u5177\u4f53\u7684\u306a\u624b\u9806\u3092\u793a\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># PostgreSQL\u306e\u5834\u5408\npg_dump -U username -d database_name -F c -f backup_filename.dump\n\n# MySQL\u306e\u5834\u5408\nmysqldump -u username -p database_name &gt; backup_filename.sql<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># Git\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\ngit checkout -b backup\/rails-update-YYYYMMDD\ngit push origin backup\/rails-update-YYYYMMDD\n\n# \u624b\u52d5\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u5834\u5408\ntar -czf project_backup_YYYYMMDD.tar.gz \/path\/to\/your\/rails\/app<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>\u74b0\u5883\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\ncp config\/database.yml config\/database.yml.backup\ncp config\/credentials.yml.enc config\/credentials.yml.enc.backup\ncp config\/master.key config\/master.key.backup<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-6\">\u4f9d\u5b58\u95a2\u4fc2\u306e\u30c1\u30a7\u30c3\u30af\u3068Gemfile\u306e\u78ba\u8a8d\u65b9\u6cd5<\/h2>\n\n\n\n<p>\u4f9d\u5b58\u95a2\u4fc2\u306e\u78ba\u8a8d\u306f\u4ee5\u4e0b\u306e\u624b\u9806\u3067\u5b9f\u65bd\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u73fe\u5728\u306eGem\u4f9d\u5b58\u95a2\u4fc2\u306e\u78ba\u8a8d<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># Gem\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u78ba\u8a8d\nbundle viz\n# \u307e\u305f\u306f\nbundle outdated\n\n# \u7279\u5b9a\u306eGem\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u8a73\u3057\u304f\u78ba\u8a8d\nbundle show gem_name<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u91cd\u8981\u306a\u78ba\u8a8d\u30dd\u30a4\u30f3\u30c8<\/li>\n<\/ol>\n\n\n<div id=\"id-0f96454b-c15d-47d0-8ea1-885a4766ce3f\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u78ba\u8a8d\u9805\u76ee<\/th><th>\u78ba\u8a8d\u65b9\u6cd5<\/th><th>\u6ce8\u610f\u70b9<\/th><\/tr><\/thead><tbody><tr><td>\u975e\u63a8\u5968Gem<\/td><td><code>bundle outdated<\/code><\/td><td>\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u7d42\u4e86\u3057\u3066\u3044\u308bGem\u306e\u7279\u5b9a<\/td><\/tr><tr><td>\u30d0\u30fc\u30b8\u30e7\u30f3\u4e92\u63db\u6027<\/td><td>Gemfile\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u6307\u5b9a<\/td><td>\u65b0Rails\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u306e\u4e92\u63db\u6027\u78ba\u8a8d<\/td><\/tr><tr><td>\u30ab\u30b9\u30bf\u30e0Gem<\/td><td>\u81ea\u793e\u958b\u767aGem\u306e\u78ba\u8a8d<\/td><td>\u793e\u5185Gem\u306e\u4e92\u63db\u6027\u30c6\u30b9\u30c8<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>Gemfile\u66f4\u65b0\u306e\u6e96\u5099<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># Gemfile\u306e\u6574\u7406\u4f8b\nsource 'https:\/\/rubygems.org'\n\nruby '3.2.2'  # Ruby\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u660e\u793a\ngem 'rails', '~&gt; 7.1.0'  # \u76ee\u6a19\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u6307\u5b9a\n\n# \u91cd\u8981\u306a\u4f9d\u5b58Gem\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u56fa\u5b9a\ngem 'devise', '~&gt; 4.9'\ngem 'sidekiq', '~&gt; 7.0'<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-7\">\u30c6\u30b9\u30c8\u74b0\u5883\u3067\u306e\u4e8b\u524d\u691c\u8a3c\u306e\u91cd\u8981\u6027<\/h2>\n\n\n\n<p>\u30c6\u30b9\u30c8\u74b0\u5883\u3067\u306e\u691c\u8a3c\u306f\u4ee5\u4e0b\u306e\u624b\u9806\u3067\u5b9f\u65bd\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c6\u30b9\u30c8\u74b0\u5883\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u30c6\u30b9\u30c8\u7528\u306e\u30d6\u30e9\u30f3\u30c1\u4f5c\u6210\ngit checkout -b feature\/rails-update-test\n\n# \u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u6e96\u5099\nRAILS_ENV=test bin\/rails db:create\nRAILS_ENV=test bin\/rails db:migrate<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u91cd\u8981\u306a\u691c\u8a3c\u9805\u76ee<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30e6\u30cb\u30c3\u30c8\u30c6\u30b9\u30c8\u306e\u5b9f\u884c<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">bundle exec rspec\n# \u307e\u305f\u306f\nbundle exec rails test<\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7d71\u5408\u30c6\u30b9\u30c8\u306e\u5b9f\u884c<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">bundle exec rspec spec\/system\n# \u307e\u305f\u306f\nbundle exec rails test:system<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c6\u30b9\u30c8<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30d9\u30f3\u30c1\u30de\u30fc\u30af\nRAILS_ENV=test rails benchmarker 'YourModel.heavy_operation'\n\n# \u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u78ba\u8a8d\nmemory_profiler = MemoryProfiler.report do\n  # \u30c6\u30b9\u30c8\u5bfe\u8c61\u306e\u51e6\u7406\nend\nmemory_profiler.pretty_print<\/pre>\n\n\n\n<ol start=\"4\" class=\"wp-block-list\">\n<li>\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>[ ] \u3059\u3079\u3066\u306e\u30c6\u30b9\u30c8\u304c\u6210\u529f\u3059\u308b\u3053\u3068<\/li>\n\n\n\n<li>[ ] \u91cd\u8981\u306a\u6a5f\u80fd\u304c\u6b63\u5e38\u306b\u52d5\u4f5c\u3059\u308b\u3053\u3068<\/li>\n\n\n\n<li>[ ] \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u8a31\u5bb9\u7bc4\u56f2\u5185\u3067\u3042\u308b\u3053\u3068<\/li>\n\n\n\n<li>[ ] \u30ed\u30b0\u306b\u30a8\u30e9\u30fc\u3084\u8b66\u544a\u304c\u51fa\u3066\u3044\u306a\u3044\u3053\u3068<\/li>\n\n\n\n<li>[ ] \u5916\u90e8\u30b5\u30fc\u30d3\u30b9\u3068\u306e\u9023\u643a\u304c\u6b63\u5e38\u306b\u6a5f\u80fd\u3059\u308b\u3053\u3068<\/li>\n<\/ul>\n\n\n\n<p>\u4e8b\u524d\u691c\u8a3c\u3067\u767a\u898b\u3055\u308c\u305f\u554f\u984c\u306f\u3001\u672c\u756a\u74b0\u5883\u3067\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u524d\u306b\u5fc5\u305a\u89e3\u6c7a\u3057\u3066\u304a\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u691c\u8a3c\u7d50\u679c\u306f\u6587\u66f8\u5316\u3057\u3001\u30c1\u30fc\u30e0\u5185\u3067\u5171\u6709\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-8\">\u5b89\u5168\u306aRails\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306e7\u30b9\u30c6\u30c3\u30d7<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-9\">\u30b9\u30c6\u30c3\u30d71\uff1a\u73fe\u72b6\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u78ba\u8a8d\u3068\u76ee\u6a19\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u6c7a\u5b9a<\/h2>\n\n\n\n<p>\u73fe\u5728\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u78ba\u8a8d\u3057\u3001\u9069\u5207\u306a\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u30d1\u30b9\u3092\u6c7a\u5b9a\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u73fe\u5728\u306eRails\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u78ba\u8a8d\nrails -v\n\n# Ruby\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u78ba\u8a8d\nruby -v\n\n# Bundler\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u78ba\u8a8d\nbundler -v<\/pre>\n\n\n\n<p>\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u30d1\u30b9\u306e\u9078\u5b9a\u57fa\u6e96\uff1a<\/p>\n\n\n<div id=\"id-bd542bee-8be5-499f-9009-bc9cc7ed7f4b\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u73fe\u5728\u306e\u30d0\u30fc\u30b8\u30e7\u30f3<\/th><th>\u63a8\u5968\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u30d1\u30b9<\/th><th>\u6ce8\u610f\u70b9<\/th><\/tr><\/thead><tbody><tr><td>5.2.x<\/td><td>5.2 \u2192 6.0 \u2192 6.1 \u2192 7.0<\/td><td>\u4e00\u5ea6\u306b\u8907\u6570\u306e\u30e1\u30b8\u30e3\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u4e0a\u3052\u306a\u3044<\/td><\/tr><tr><td>6.0.x<\/td><td>6.0 \u2192 6.1 \u2192 7.0<\/td><td>API\u306e\u5909\u66f4\u70b9\u3092\u78ba\u8a8d<\/td><\/tr><tr><td>6.1.x<\/td><td>6.1 \u2192 7.0<\/td><td>\u6bd4\u8f03\u7684\u30b9\u30e0\u30fc\u30ba\u306a\u79fb\u884c\u304c\u53ef\u80fd<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"i-10\">\u30b9\u30c6\u30c3\u30d72\uff1aGemfile\u306e\u66f4\u65b0\u3068Bundler\u306e\u5b9f\u884c<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Gemfile\u306e\u66f4\u65b0<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># Gemfile\u306e\u66f4\u65b0\u4f8b\nsource 'https:\/\/rubygems.org'\n\nruby '3.2.2'\ngem 'rails', '~&gt; 7.1.0'\n\n# \u4f9d\u5b58\u95a2\u4fc2\u306e\u66f4\u65b0\ngem 'devise', '~&gt; 4.9'\ngem 'sidekiq', '~&gt; 7.0'<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>Bundler\u306e\u5b9f\u884c<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u4f9d\u5b58\u95a2\u4fc2\u306e\u66f4\u65b0\nbundle update rails\n\n# \u7279\u5b9a\u306eGem\u306e\u307f\u66f4\u65b0\nbundle update --conservative rails\n\n# \u4f9d\u5b58\u95a2\u4fc2\u306e\u78ba\u8a8d\nbundle check<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-11\">\u30b9\u30c6\u30c3\u30d73\uff1a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u65bd<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u306e\u78ba\u8a8d<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u672a\u9069\u7528\u306e\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u78ba\u8a8d\nbin\/rails db:migrate:status\n\n# \u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u884c\nRAILS_ENV=development bin\/rails db:migrate<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30b9\u30ad\u30fc\u30de\u306e\u5909\u66f4\u78ba\u8a8d<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># schema.rb\u306e\u5dee\u5206\u78ba\u8a8d\ngit diff db\/schema.rb\n\n# \u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u4f5c\u6210\ncp db\/schema.rb db\/schema.rb.backup<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-12\">\u30b9\u30c6\u30c3\u30d74\uff1a\u65e2\u5b58\u306e\u30c6\u30b9\u30c8\u30b3\u30fc\u30c9\u306e\u5b9f\u884c\u3068\u4fee\u6b63<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c6\u30b9\u30c8\u30b9\u30a4\u30fc\u30c8\u306e\u5b9f\u884c<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># RSpec\u306e\u5834\u5408\nbundle exec rspec\n\n# Minitest\u306e\u5834\u5408\nbin\/rails test\n\n# \u30b7\u30b9\u30c6\u30e0\u30c6\u30b9\u30c8\u306e\u5b9f\u884c\nbin\/rails test:system<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u975e\u63a8\u5968\u8b66\u544a\u3078\u306e\u5bfe\u5fdc<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># config\/application.rb\u3067\u306e\u8b66\u544a\u6291\u5236\u4f8b\nconfig.active_support.deprecation = :silence\n\n# \u7279\u5b9a\u306e\u975e\u63a8\u5968\u8b66\u544a\u306e\u307f\u6291\u5236\nActiveSupport::Deprecation.silenced = true<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-13\">\u30b9\u30c6\u30c3\u30d75\uff1a\u975e\u63a8\u5968\u6a5f\u80fd\u306e\u7f6e\u304d\u63db\u3048<\/h2>\n\n\n\n<p>\u4e3b\u306a\u975e\u63a8\u5968\u6a5f\u80fd\u3068\u5bfe\u5fdc\u65b9\u6cd5\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u53e4\u3044\u66f8\u304d\u65b9\nbefore_filter :authenticate_user!\n\n# \u65b0\u3057\u3044\u66f8\u304d\u65b9\nbefore_action :authenticate_user!\n\n# \u53e4\u3044\u66f8\u304d\u65b9\nrender text: 'Hello'\n\n# \u65b0\u3057\u3044\u66f8\u304d\u65b9\nrender plain: 'Hello'<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-14\">\u30b9\u30c6\u30c3\u30d76\uff1a\u672c\u756a\u74b0\u5883\u306e\u66f4\u65b0\u624b\u9806\u306e\u78ba\u8a8d<\/h2>\n\n\n\n<p>\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u30e2\u30fc\u30c9\u306e\u6709\u52b9\u5316<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u30e2\u30fc\u30c9\u958b\u59cb\nbin\/rails maintenance:start\n\n# \u307e\u305f\u306f503\u30da\u30fc\u30b8\u306e\u8868\u793a\nheroku maintenance:on  # Heroku\u306e\u5834\u5408<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u5b9f\u884c<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\npg_dump -U username -d production_db -F c -f backup.dump\n\n# \u30a2\u30bb\u30c3\u30c8\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\uff08\u5fc5\u8981\u306a\u5834\u5408\uff09\ntar -czf public_assets.tar.gz public\/assets<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>\u30c7\u30d7\u30ed\u30a4\u624b\u9806<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># Capistrano\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\ncap production deploy\n\n# Heroku\u306e\u5834\u5408\ngit push heroku main\nheroku run rails db:migrate<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-15\">\u30b9\u30c6\u30c3\u30d77\uff1a\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u5f8c\u306e\u52d5\u4f5c\u78ba\u8a8d\u3068\u76e3\u8996<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5065\u5168\u6027\u78ba\u8a8d<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u30ed\u30b0\u306e\u76e3\u8996\ntail -f log\/production.log\n\n# \u30a8\u30e9\u30fc\u7387\u306e\u78ba\u8a8d\ngrep ERROR log\/production.log | wc -l\n\n# \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\n# New Relic\u3084\u30b9\u30ab\u30a6\u30bf\u30fc\u306a\u3069\u306e\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u30c4\u30fc\u30eb\u306e\u78ba\u8a8d<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u91cd\u8981\u306a\u78ba\u8a8d\u9805\u76ee<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>[ ] \u3059\u3079\u3066\u306e\u30da\u30fc\u30b8\u304c\u6b63\u5e38\u306b\u8868\u793a\u3055\u308c\u308b\u304b<\/li>\n\n\n\n<li>[ ] \u4e3b\u8981\u306a\u6a5f\u80fd\u304c\u6b63\u5e38\u306b\u52d5\u4f5c\u3059\u308b\u304b<\/li>\n\n\n\n<li>[ ] \u30d0\u30c3\u30af\u30b0\u30e9\u30a6\u30f3\u30c9\u30b8\u30e7\u30d6\u304c\u6b63\u5e38\u306b\u5b9f\u884c\u3055\u308c\u308b\u304b<\/li>\n\n\n\n<li>[ ] \u5916\u90e8\u30b5\u30fc\u30d3\u30b9\u9023\u643a\u304c\u6b63\u5e38\u306b\u6a5f\u80fd\u3059\u308b\u304b<\/li>\n\n\n\n<li>[ ] \u30a8\u30e9\u30fc\u901a\u77e5\u304c\u9069\u5207\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u304b<\/li>\n<\/ul>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u624b\u9806\u306e\u6e96\u5099<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u623b\u3059\u5834\u5408\u306eGemfile\ngem 'rails', '~&gt; 6.1.0'\n\n# \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\nbin\/rails db:rollback STEP=1\n\n# \u30c7\u30d7\u30ed\u30a4\u306e\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\uff08Capistrano\u306e\u5834\u5408\uff09\ncap production deploy:rollback<\/pre>\n\n\n\n<p>\u5404\u30b9\u30c6\u30c3\u30d7\u3067\u306f\u3001\u5fc5\u305a\u5909\u66f4\u3092\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u306b\u30b3\u30df\u30c3\u30c8\u3057\u3001\u30c1\u30fc\u30e0\u5185\u3067\u30ec\u30d3\u30e5\u30fc\u3092\u884c\u3046\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u8907\u96d1\u306a\u66f4\u65b0\u4f5c\u696d\u306e\u5834\u5408\u306f\u3001\u6bb5\u968e\u7684\u306a\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-16\">\u3088\u304f\u3042\u308b\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306e\u30c8\u30e9\u30d6\u30eb\u3068\u89e3\u6c7a\u7b56<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-17\">\u4f9d\u5b58\u95a2\u4fc2\u306e\u30d7\u30ed\u30bb\u30c3\u30b5\u306b\u3088\u308b\u554f\u984c\u306e\u89e3\u6c7a\u65b9\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-18\">Gem\u306e\u4f9d\u5b58\u95a2\u4fc2\u306e\u885d\u7a81<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30d0\u30fc\u30b8\u30e7\u30f3\u7af6\u5408\u306e\u89e3\u6c7a<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u554f\u984c\u306e\u3042\u308b\u72b6\u6cc1\nBundler could not find compatible versions for gem \"activesupport\":\n  In Gemfile:\n    rails (~&gt; 7.1.0) requires activesupport (= 7.1.0)\n    devise (~&gt; 4.8.0) requires activesupport (&gt;= 5.0, &lt; 7.1)<\/pre>\n\n\n\n<p>\u89e3\u6c7a\u65b9\u6cd5:<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># Gemfile\u3067\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u6307\u5b9a\u306e\u8abf\u6574\ngem 'devise', '~&gt; 4.9.0'  # \u65b0\u3057\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u4f7f\u7528\ngem 'rails', '~&gt; 7.1.0'\n\n# \u307e\u305f\u306f\u7279\u5b9a\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u30ed\u30c3\u30af\ngem 'activesupport', '7.1.0'<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30a8\u30e9\u30fc\u306e\u5bfe\u51e6<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># Gem\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u30af\u30ea\u30a2\nbundle clean --force\n\n# Bundler\u306e\u518d\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\ngem install bundler\nbundle install --redownload<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-19\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u4e92\u63db\u6027\u554f\u984c\u3078\u306e\u5bfe\u51e6<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u578b\u306e\u5909\u66f4\u306b\u3088\u308b\u554f\u984c<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u554f\u984c\u306e\u3042\u308b\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\nclass UpdateDateTimeColumns &lt; ActiveRecord::Migration[7.0]\n  def change\n    # Rails 7\u3067\u306f\u6587\u5b57\u5217\u578b\u306edatetime\u5217\u304c\u975e\u63a8\u5968\n    change_column :users, :last_login_at, :datetime\n  end\nend\n\n# \u89e3\u6c7a\u7b56\uff1a\u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u5bfe\u5fdc\u306e datetime \u306b\u5909\u66f4\nclass UpdateDateTimeColumns &lt; ActiveRecord::Migration[7.0]\n  def change\n    change_column :users, :last_login_at, :datetime_with_timezone\n  end\nend<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u4e92\u63db\u6027\u554f\u984c<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u30a8\u30e9\u30fc\u306e\u4f8b\nPG::DuplicateTable: ERROR: relation \"index_users_on_email\" already exists\n\n# \u89e3\u6c7a\u7b56\uff1a\u6761\u4ef6\u4ed8\u304d\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u4f5c\u6210\nclass AddIndexToUsers &lt; ActiveRecord::Migration[7.0]\n  def change\n    unless index_exists?(:users, :email)\n      add_index :users, :email, unique: true\n    end\n  end\nend<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-20\">\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u95a2\u9023<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>[ ] \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u306e\u78ba\u8a8d<\/li>\n\n\n\n<li>[ ] \u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u5b9f\u884c\u9806\u5e8f\u306e\u78ba\u8a8d<\/li>\n\n\n\n<li>[ ] \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u91cd\u8907\u30c1\u30a7\u30c3\u30af<\/li>\n\n\n\n<li>[ ] \u5916\u90e8\u30ad\u30fc\u5236\u7d04\u306e\u78ba\u8a8d<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30b9\u30ad\u30fc\u30de\u5909\u66f4\u306e\u78ba\u8a8d<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u30b9\u30ad\u30fc\u30de\u306e\u5dee\u5206\u78ba\u8a8d\ngit diff db\/schema.rb\n\n# \u30c6\u30fc\u30d6\u30eb\u69cb\u9020\u306e\u78ba\u8a8d\nrails dbconsole\n\\d table_name  # PostgreSQL\u306e\u5834\u5408\nDESCRIBE table_name;  # MySQL\u306e\u5834\u5408<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-21\">API\u306e\u5909\u66f4\u306b\u3088\u308b\u5f71\u97ff\u3068\u305d\u306e\u5bfe\u5fdc<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u975e\u63a8\u5968API\u306e\u7f6e\u304d\u63db\u3048<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u53e4\u3044\u30b3\u30fc\u30c9\ndef index\n  render :json =&gt; @users.to_json\nend\n\n# \u65b0\u3057\u3044\u30b3\u30fc\u30c9\ndef index\n  render json: @users\nend<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30d1\u30e9\u30e1\u30fc\u30bf\u51e6\u7406\u306e\u5909\u66f4<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># Rails 6\u4ee5\u524d\nparams[:user][:name]\n\n# Rails 7\u4ee5\u964d\u306e\u63a8\u5968\u65b9\u6cd5\nparams.require(:user).permit(:name, :email)<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-22\">\u3088\u304f\u3042\u308b\u554f\u984c\u3068\u89e3\u6c7a\u7b56\u4e00\u89a7<\/h3>\n\n\n<div id=\"id-682fcf10-ed12-4ca1-9b00-b17f1cd7b8c2\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u554f\u984c<\/th><th>\u75c7\u72b6<\/th><th>\u89e3\u6c7a\u7b56<\/th><\/tr><\/thead><tbody><tr><td>Zeitwerk\u4e92\u63db\u6027<\/td><td>\u5b9a\u6570\u304c\u898b\u3064\u304b\u3089\u306a\u3044\u30a8\u30e9\u30fc<\/td><td>\u30d5\u30a1\u30a4\u30eb\u540d\u3068\u30af\u30e9\u30b9\u540d\u306e\u4e00\u81f4\u3092\u78ba\u8a8d<\/td><\/tr><tr><td>ActiveStorage<\/td><td>\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u5931\u6557<\/td><td>config\/storage.yml\u306e\u66f4\u65b0<\/td><\/tr><tr><td>Webpacker<\/td><td>\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc<\/td><td>yarn\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3068webpack\u306e\u8a2d\u5b9a\u78ba\u8a8d<\/td><\/tr><tr><td>Turbolinks<\/td><td>JavaScript\u30a4\u30d9\u30f3\u30c8\u672a\u767a\u706b<\/td><td>\u30a4\u30d9\u30f3\u30c8\u30ea\u30b9\u30ca\u30fc\u306e\u4fee\u6b63<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\" id=\"i-23\">\u30c7\u30d0\u30c3\u30b0\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30a8\u30e9\u30fc\u30ed\u30b0\u306e\u8a73\u7d30\u78ba\u8a8d<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u958b\u767a\u74b0\u5883\u3067\u306e\u30c7\u30d0\u30c3\u30b0\u30e2\u30fc\u30c9\u6709\u52b9\u5316\nRAILS_DEBUG=true rails server\n\n# \u30ed\u30b0\u30ec\u30d9\u30eb\u306e\u8abf\u6574\nRails.logger.level = :debug<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u6bb5\u968e\u7684\u306a\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u30c7\u30d0\u30c3\u30b0\u7528\u306e\u30ed\u30b0\u8ffd\u52a0\nRails.logger.debug(\"Debug point 1: #{variable.inspect}\")\n\n# binding.pry\u3092\u4f7f\u7528\u3057\u305f\u30c7\u30d0\u30c3\u30b0\ndef problem_method\n  binding.pry\n  # \u51e6\u7406\u5185\u5bb9\nend<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>\u30a8\u30e9\u30fc\u30c8\u30e9\u30c3\u30ad\u30f3\u30b0<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># Rollbar\u306a\u3069\u306e\u30a8\u30e9\u30fc\u8ffd\u8de1\u30b5\u30fc\u30d3\u30b9\u306e\u8a2d\u5b9a\nRollbar.configure do |config|\n  config.access_token = 'your_access_token'\n  config.environment = Rails.env\nend<\/pre>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u554f\u984c\u306b\u906d\u9047\u3057\u305f\u5834\u5408\u306f\u3001\u307e\u305a\u516c\u5f0f\u306e\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u30ac\u30a4\u30c9\u3092\u53c2\u7167\u3057\u3001\u6b21\u306bGitHub\u306eIssues\u3084Stack Overflow\u3067\u540c\u69d8\u306e\u554f\u984c\u304c\u5831\u544a\u3055\u308c\u3066\u3044\u306a\u3044\u304b\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u554f\u984c\u89e3\u6c7a\u5f8c\u306f\u3001\u540c\u3058\u554f\u984c\u306b\u906d\u9047\u3057\u305f\u4ed6\u306e\u958b\u767a\u8005\u306e\u305f\u3081\u306b\u3001\u89e3\u6c7a\u65b9\u6cd5\u3092\u6587\u66f8\u5316\u3057\u3066\u304a\u304f\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-24\">\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u5f8c\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-25\">\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u6a5f\u80fd\u3092\u6d3b\u7528\u3057\u305f\u901f\u5ea6\u5411\u4e0a<\/h2>\n\n\n\n<p>Rails 7\u3067\u5c0e\u5165\u3055\u308c\u305f\u65b0\u3057\u3044\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6a5f\u80fd\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u901f\u5ea6\u3092\u5927\u5e45\u306b\u6539\u5584\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-26\">1. Eager Loading\u6700\u9069\u5316<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u6700\u9069\u5316\u524d\u306e\u30b3\u30fc\u30c9\ndef index\n  @posts = Post.all\n  @posts.each do |post|\n    puts post.user.name  # N+1\u30af\u30a8\u30ea\u767a\u751f\n  end\nend\n\n# \u6700\u9069\u5316\u5f8c\u306e\u30b3\u30fc\u30c9\ndef index\n  @posts = Post.includes(:user)\n  @posts.each do |post|\n    puts post.user.name  # 1\u56de\u306e\u30af\u30a8\u30ea\u3067\u6e08\u3080\n  end\nend\n\n# \u3055\u3089\u306a\u308b\u6700\u9069\u5316\uff08Rails 7\u306e\u65b0\u6a5f\u80fd\uff09\ndef index\n  @posts = Post.includes(:user).strict_loading  # \u610f\u56f3\u3057\u306a\u3044\u30ec\u30a4\u30b8\u30fc\u30ed\u30fc\u30c7\u30a3\u30f3\u30b0\u3092\u9632\u6b62\nend<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-27\">2. \u30af\u30a8\u30ea\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6d3b\u7528<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u8a2d\u5b9a\nconfig.cache_store = :redis_cache_store, {\n  url: ENV['REDIS_URL'],\n  expires_in: 1.hour\n}\n\n# \u30e2\u30c7\u30eb\u3067\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u5229\u7528\nclass Post &lt; ApplicationRecord\n  after_commit :clear_cache\n\n  def self.recent_posts\n    Rails.cache.fetch('recent_posts', expires_in: 15.minutes) do\n      order(created_at: :desc).limit(10).to_a\n    end\n  end\n\n  private\n\n  def clear_cache\n    Rails.cache.delete('recent_posts')\n  end\nend<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-28\">\u30ad\u30e3\u30c3\u30b7\u30e5\u8a2d\u5b9a\u306e\u898b\u76f4\u3057\u30dd\u30a4\u30f3\u30c8<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-29\">1. \u30d5\u30e9\u30b0\u30e1\u30f3\u30c8\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6700\u9069\u5316<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># View\u3067\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u5b9f\u88c5\n&lt;% cache([\"v1\", @post]) do %&gt;\n  &lt;div class=\"post\"&gt;\n    &lt;h2&gt;&lt;%= @post.title %&gt;&lt;\/h2&gt;\n    &lt;%= render partial: \"content\", locals: { post: @post } %&gt;\n  &lt;\/div&gt;\n&lt;% end %&gt;\n\n# \u30ed\u30b7\u30a2\u30f3\u30c9\u30fc\u30eb\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u5b9f\u88c5\n&lt;% cache([\"v1\", @post]) do %&gt;\n  &lt;div class=\"post\"&gt;\n    &lt;% cache([\"v1\", @post.user]) do %&gt;\n      &lt;%= render partial: \"user_info\", locals: { user: @post.user } %&gt;\n    &lt;% end %&gt;\n    &lt;%= render partial: \"content\", locals: { post: @post } %&gt;\n  &lt;\/div&gt;\n&lt;% end %&gt;<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-30\">2. \u30e1\u30e2\u30ea\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u8a2d\u5b9a<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># development.rb\u3067\u306e\u8a2d\u5b9a\nconfig.cache_store = :memory_store, { size: 64.megabytes }\n\n# production.rb\u3067\u306e\u8a2d\u5b9a\nconfig.cache_store = :mem_cache_store,\n  (ENV[\"MEMCACHIER_SERVERS\"] || \"\").split(\",\"),\n  { username: ENV[\"MEMCACHIER_USERNAME\"],\n    password: ENV[\"MEMCACHIER_PASSWORD\"],\n    failover: true,\n    socket_timeout: 1.5,\n    socket_failure_delay: 0.2 }<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-31\">N+1\u554f\u984c\u306e\u691c\u51fa\u3068\u89e3\u6c7a\u624b\u9806<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-32\">1. \u554f\u984c\u306e\u691c\u51fa<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># bullet gem\u306e\u8a2d\u5b9a\n# Gemfile\ngroup :development do\n  gem 'bullet'\nend\n\n# config\/environments\/development.rb\nconfig.after_initialize do\n  Bullet.enable = true\n  Bullet.alert = true\n  Bullet.rails_logger = true\n  Bullet.add_footer = true\nend<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-33\">2. \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u8a08\u6e2c<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># rack-mini-profiler\u306e\u8a2d\u5b9a\n# Gemfile\ngem 'rack-mini-profiler'\n\n# \u7279\u5b9a\u306e\u30af\u30a8\u30ea\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u8a08\u6e2c\nPost.all.each do |post|\n  ActiveRecord::Base.benchmark(\n    \"Loading post #{post.id} comments\"\n  ) do\n    post.comments.to_a\n  end\nend<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-34\">3. \u30af\u30a8\u30ea\u306e\u6700\u9069\u5316\u4f8b<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># JOIN\u53e5\u306e\u6d3b\u7528\nclass Post &lt; ApplicationRecord\n  scope :with_recent_comments, -&gt; {\n    joins(:comments)\n      .where('comments.created_at &gt; ?', 1.week.ago)\n      .distinct\n  }\nend\n\n# \u30d0\u30c3\u30c1\u51e6\u7406\u306e\u6700\u9069\u5316\nPost.find_each(batch_size: 1000) do |post|\n  post.heavy_processing\nend<\/pre>\n\n\n\n<p>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6539\u5584\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u8a08\u6e2c\u3068\u5206\u6790<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>New Relic\u306a\u3069\u306e\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u30c4\u30fc\u30eb\u306e\u5c0e\u5165<\/li>\n\n\n\n<li>\u30b9\u30ed\u30fc\u30af\u30a8\u30ea\u30ed\u30b0\u306e\u5206\u6790<\/li>\n\n\n\n<li>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u76e3\u8996<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6bb5\u968e\u7684\u306a\u6700\u9069\u5316<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   # \u30b9\u30c6\u30c3\u30d71: N+1\u30af\u30a8\u30ea\u306e\u89e3\u6d88\n   @posts = Post.includes(:user, :comments)\n\n   # \u30b9\u30c6\u30c3\u30d72: \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u6700\u9069\u5316\n   add_index :posts, [:user_id, :created_at]\n\n   # \u30b9\u30c6\u30c3\u30d73: \u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u5c0e\u5165\n   Rails.cache.fetch([\"v1\", post], expires_in: 12.hours) { post }<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30e1\u30c8\u30ea\u30af\u30b9\u306e\u76e3\u8996<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   # \u30ab\u30b9\u30bf\u30e0\u30e1\u30c8\u30ea\u30af\u30b9\u306e\u8ffd\u52a0\n   ActiveSupport::Notifications.subscribe(\"process_action.action_controller\") do |*args|\n     event = ActiveSupport::Notifications::Event.new(*args)\n     Rails.logger.info \"Processing time: #{event.duration}\"\n   end<\/pre>\n\n\n\n<p>\u6700\u9069\u5316\u306e\u52b9\u679c\u6e2c\u5b9a\uff1a<\/p>\n\n\n<div id=\"id-cdc7dc39-ee8e-48ff-a1b2-e20db7f2447a\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6700\u9069\u5316\u9805\u76ee<\/th><th>\u6539\u5584\u524d<\/th><th>\u6539\u5584\u5f8c<\/th><th>\u52b9\u679c<\/th><\/tr><\/thead><tbody><tr><td>N+1\u30af\u30a8\u30ea\u89e3\u6d88<\/td><td>1000ms<\/td><td>100ms<\/td><td>90%\u6539\u5584<\/td><\/tr><tr><td>\u30ad\u30e3\u30c3\u30b7\u30e5\u5c0e\u5165<\/td><td>500ms<\/td><td>50ms<\/td><td>90%\u6539\u5584<\/td><\/tr><tr><td>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u6700\u9069\u5316<\/td><td>300ms<\/td><td>30ms<\/td><td>90%\u6539\u5584<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<p>\u3053\u308c\u3089\u306e\u6700\u9069\u5316\u3092\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5168\u4f53\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-35\">\u7d99\u7d9a\u7684\u306a\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-36\">\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u8a08\u753b\u306e\u7acb\u3066\u65b9\u3068\u5b9f\u65bd\u6642\u671f\u306e\u5224\u65ad\u57fa\u6e96<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-37\">1. \u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u8a08\u753b\u306e\u7b56\u5b9a<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u6226\u7565\u306e\u4f8b\uff08config\/initializers\/version.rb\uff09\nmodule YourApp\n  class Version\n    class &lt;&lt; self\n      def rails_version\n        Rails.version\n      end\n\n      def ruby_version\n        RUBY_VERSION\n      end\n\n      def next_planned_update\n        {\n          rails: '7.1.0',\n          ruby: '3.2.2',\n          planned_date: '2024-Q2'\n        }\n      end\n    end\n  end\nend<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-38\">\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306e\u5224\u65ad\u57fa\u6e96\u30de\u30c8\u30ea\u30c3\u30af\u30b9<\/h3>\n\n\n<div id=\"id-cb8e2042-38bc-4578-9687-1f6626b26b65\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u8981\u56e0<\/th><th>\u9ad8\u512a\u5148\u5ea6<\/th><th>\u4e2d\u512a\u5148\u5ea6<\/th><th>\u4f4e\u512a\u5148\u5ea6<\/th><\/tr><\/thead><tbody><tr><td>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u66f4\u65b0<\/td><td>\u91cd\u5927\u306a\u8106\u5f31\u6027\u306e\u4fee\u6b63<\/td><td>\u8efd\u5fae\u306a\u8106\u5f31\u6027\u306e\u4fee\u6b63<\/td><td>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6539\u5584<\/td><\/tr><tr><td>EOL\u6642\u671f<\/td><td>3\u30f6\u6708\u4ee5\u5185<\/td><td>6\u30f6\u6708\u4ee5\u5185<\/td><td>1\u5e74\u4ee5\u4e0a<\/td><\/tr><tr><td>\u65b0\u6a5f\u80fd\u30cb\u30fc\u30ba<\/td><td>\u30d3\u30b8\u30cd\u30b9\u8981\u4ef6\u3068\u76f4\u7d50<\/td><td>\u958b\u767a\u52b9\u7387\u5316<\/td><td>\u5b9f\u9a13\u7684\u6a5f\u80fd<\/td><\/tr><tr><td>\u6280\u8853\u7684\u8ca0\u50b5<\/td><td>\u6df1\u523b\u306a\u554f\u984c\u3042\u308a<\/td><td>\u4e2d\u7a0b\u5ea6\u306e\u554f\u984c<\/td><td>\u8efd\u5fae\u306a\u554f\u984c<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"i-39\">\u30c1\u30fc\u30e0\u958b\u767a\u306b\u304a\u3051\u308b\u66f4\u65b0\u4f5c\u696d\u306e\u9032\u3081\u65b9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-40\">1. \u66f4\u65b0\u4f5c\u696d\u306e\u30ef\u30fc\u30af\u30d5\u30ed\u30fc<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># .github\/workflows\/update-check.yml\nname: Update Dependencies Check\non:\n  schedule:\n    - cron: '0 0 * * 1'  # \u6bce\u9031\u6708\u66dc\u65e5\u306b\u5b9f\u884c\njobs:\n  check-updates:\n    runs-on: ubuntu-latest\n    steps:\n      - uses: actions\/checkout@v2\n      - uses: ruby\/setup-ruby@v1\n      - name: Check for updates\n        run: |\n          bundle outdated\n          bundle audit check --update<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-41\">2. \u30c1\u30fc\u30e0\u5185\u3067\u306e\u5f79\u5272\u5206\u62c5<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># lib\/tasks\/update_management.rake\nnamespace :update do\n  desc \"\u30c1\u30fc\u30e0\u30e1\u30f3\u30d0\u30fc\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u62c5\u5f53\u5272\u308a\u5f53\u3066\u3092\u8868\u793a\"\n  task :show_assignments =&gt; :environment do\n    assignments = {\n      security_updates: \"\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30c1\u30fc\u30e0\",\n      dependency_updates: \"\u30d0\u30c3\u30af\u30a8\u30f3\u30c9\u30c1\u30fc\u30e0\",\n      testing: \"QA\u30c1\u30fc\u30e0\",\n      deployment: \"\u30a4\u30f3\u30d5\u30e9\u30c1\u30fc\u30e0\"\n    }\n\n    assignments.each do |task, team|\n      puts \"#{task}: #{team}\"\n    end\n  end\nend<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-42\">3. \u30ec\u30d3\u30e5\u30fc\u30d7\u30ed\u30bb\u30b9\u306e\u6a19\u6e96\u5316<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># .github\/pull_request_template.md\n## \u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u5185\u5bb9\n- [ ] Rails\u30d0\u30fc\u30b8\u30e7\u30f3: 6.1.x \u2192 7.0.x\n- [ ] \u5f71\u97ff\u3092\u53d7\u3051\u308bGem:\n  - devise\n  - sidekiq\n  - etc...\n\n## \u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\n- [ ] \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30c1\u30a7\u30c3\u30af\u5b9f\u65bd\n- [ ] \u30c6\u30b9\u30c8\u30b9\u30a4\u30fc\u30c8\u5b9f\u884c\n- [ ] \u6027\u80fd\u30c6\u30b9\u30c8\u5b9f\u65bd\n- [ ] \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u78ba\u8a8d\n- [ ] \u30c7\u30d7\u30ed\u30a4\u624b\u9806\u66f8\u4f5c\u6210\n\n## \u30ec\u30d3\u30e5\u30a2\u30fc\u78ba\u8a8d\u4e8b\u9805\n- [ ] \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af\u306e\u8a55\u4fa1\n- [ ] \u7834\u58ca\u7684\u5909\u66f4\u306e\u78ba\u8a8d\n- [ ] \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3078\u306e\u5f71\u97ff<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-43\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306e\u91cd\u8981\u6027\u3068\u5bfe\u5fdc\u624b\u9806<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-44\">1. \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u76e3\u8996\u306e\u81ea\u52d5\u5316<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># Gemfile\ngroup :development, :test do\n  gem 'bundler-audit'\n  gem 'brakeman'\nend\n\n# lib\/tasks\/security.rake\nnamespace :security do\n  desc \"\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30c1\u30a7\u30c3\u30af\u3092\u5b9f\u884c\"\n  task check: :environment do\n    puts \"Bundler Audit\u5b9f\u884c\u4e2d...\"\n    system(\"bundle audit check --update\")\n\n    puts \"\\nBrakeman\u5b9f\u884c\u4e2d...\"\n    system(\"brakeman -q -w2\")\n  end\nend<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-45\">2. \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306e\u9069\u7528\u30d7\u30ed\u30bb\u30b9<\/h3>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># config\/initializers\/security_headers.rb\nRails.application.config.action_dispatch.default_headers = {\n  'X-Frame-Options' =&gt; 'SAMEORIGIN',\n  'X-XSS-Protection' =&gt; '1; mode=block',\n  'X-Content-Type-Options' =&gt; 'nosniff',\n  'X-Download-Options' =&gt; 'noopen',\n  'X-Permitted-Cross-Domain-Policies' =&gt; 'none',\n  'Referrer-Policy' =&gt; 'strict-origin-when-cross-origin'\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-46\">\u7d99\u7d9a\u7684\u306a\u76e3\u8996\u3068\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u81ea\u52d5\u5316\u3055\u308c\u305f\u30c1\u30a7\u30c3\u30af<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># schedule.rb (whenever gem\u4f7f\u7528)\nevery 1.day do\n  rake \"security:check\"\n  rake \"update:check_dependencies\"\nend\n\n# \u76e3\u8996\u30ec\u30dd\u30fc\u30c8\u306e\u751f\u6210\nevery :monday do\n  rake \"report:generate_security_summary\"\nend<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li>\u30a2\u30e9\u30fc\u30c8\u8a2d\u5b9a<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># config\/initializers\/error_notification.rb\nRails.application.config.middleware.use(\n  ExceptionNotification::Rack,\n  email: {\n    email_prefix: \"[ERROR] \",\n    sender_address: %{\"notifier\" &lt;notifier@example.com&gt;},\n    exception_recipients: %w{team@example.com}\n  },\n  slack: {\n    webhook_url: ENV[\"SLACK_WEBHOOK_URL\"],\n    channel: \"#alerts\",\n    additional_parameters: {\n      icon_emoji: \":warning:\",\n      mrkdwn: true\n    }\n  }\n)<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-47\">\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u4e00\u89a7<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5b9a\u671f\u7684\u306a\u30c1\u30a7\u30c3\u30af<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9031\u6b21\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u30c1\u30a7\u30c3\u30af<\/li>\n\n\n\n<li>\u6708\u6b21\u306e\u4f9d\u5b58\u95a2\u4fc2\u30ec\u30d3\u30e5\u30fc<\/li>\n\n\n\n<li>\u56db\u534a\u671f\u3054\u3068\u306e\u30e1\u30b8\u30e3\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u691c\u8a0e<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6587\u66f8\u5316<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   # docs\/version_management.md\n\n   ## \u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u65b9\u91dd\n   - \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8: \u5373\u6642\u5bfe\u5fdc\n   - \u30de\u30a4\u30ca\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3: \u6708\u6b21\u8a55\u4fa1\n   - \u30e1\u30b8\u30e3\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3: \u56db\u534a\u671f\u8a55\u4fa1\n\n   ## \u66f4\u65b0\u624b\u9806\n   1. \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u8a55\u4fa1\n   2. \u5f71\u97ff\u7bc4\u56f2\u306e\u7279\u5b9a\n   3. \u30c6\u30b9\u30c8\u74b0\u5883\u3067\u306e\u691c\u8a3c\n   4. \u6bb5\u968e\u7684\u306a\u30c7\u30d7\u30ed\u30a4<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li>\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u4f53\u5236<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5065\u5168\u6027\u76e3\u8996<\/li>\n\n\n\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30e1\u30c8\u30ea\u30af\u30b9\u306e\u8ffd\u8de1<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30e9\u30fc\u30c8\u306e\u8a2d\u5b9a<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u7d44\u7e54\u7684\u306b\u5b9f\u65bd\u3059\u308b\u3053\u3068\u3067\u3001\u5b89\u5b9a\u7684\u304b\u3064\u52b9\u7387\u7684\u306a\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Warning: Undefined array key &#8220;is_admin&#8221; in \/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/ &#8230; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":{"0":"post-1482","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-ruby","7":"nothumb"},"_links":{"self":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1482","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1482"}],"version-history":[{"count":1,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1482\/revisions"}],"predecessor-version":[{"id":1483,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1482\/revisions\/1483"}],"wp:attachment":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1482"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1482"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1482"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}