{"id":1484,"date":"2025-03-24T08:50:37","date_gmt":"2025-03-23T23:50:37","guid":{"rendered":"https:\/\/dexall.co.jp\/articles\/?p=1484"},"modified":"2025-03-24T08:50:37","modified_gmt":"2025-03-23T23:50:37","slug":"%e3%80%902024%e5%b9%b4%e6%9c%80%e6%96%b0%e3%80%91ruby-on-rails-%e3%83%90%e3%83%bc%e3%82%b8%e3%83%a7%e3%83%b3%e5%ae%8c%e5%85%a8%e3%82%ac%e3%82%a4%e3%83%89%ef%bc%9a%e9%81%b8%e6%8a%9e%e3%81%8b%e3%82%89","status":"publish","type":"post","link":"https:\/\/dexall.co.jp\/articles\/?p=1484","title":{"rendered":"\u30102024\u5e74\u6700\u65b0\u3011Ruby on Rails \u30d0\u30fc\u30b8\u30e7\u30f3\u5b8c\u5168\u30ac\u30a4\u30c9\uff1a\u9078\u629e\u304b\u3089\u4e92\u63db\u6027\u307e\u3067\u5fb9\u5e95\u89e3\u8aac"},"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\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u6982\u8981<\/a>  <\/li>  <li>    <a href=\"#i-1\">Rails 7.1 \u306e\u4e3b\u8981\u306a\u7279\u5fb4\u3068\u6539\u5584\u70b9<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-2\">\u65b0\u6a5f\u80fd\u306e\u30cf\u30a4\u30e9\u30a4\u30c8<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-3\">\u958b\u767a\u4f53\u9a13\u306e\u5411\u4e0a<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-4\">\u73fe\u5728\u30b5\u30dd\u30fc\u30c8\u4e2d\u306eRails \u30d0\u30fc\u30b8\u30e7\u30f3\u4e00\u89a7<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-5\">\u30d0\u30fc\u30b8\u30e7\u30f3\u30b5\u30dd\u30fc\u30c8\u30dd\u30ea\u30b7\u30fc<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-6\">\u91cd\u8981\u306a\u6ce8\u610f\u70b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-7\">Rails \u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u9078\u629e\u30ac\u30a4\u30c9<\/a>  <\/li>  <li>    <a href=\"#i-8\">\u65b0\u898f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u6700\u9069\u306a\u30d0\u30fc\u30b8\u30e7\u30f3<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-9\">\u63a8\u5968\u30d0\u30fc\u30b8\u30e7\u30f3\uff082024\u5e74\u73fe\u5728\uff09<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-10\">\u9078\u629e\u6642\u306e\u8003\u616e\u4e8b\u9805<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-11\">\u65e2\u5b58\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u5224\u65ad\u57fa\u6e96<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-12\">\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3092\u691c\u8a0e\u3059\u3079\u304d\u72b6\u6cc1<\/a>      <\/li>      <li>        <a href=\"#i-13\">\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u5224\u65ad\u306e\u305f\u3081\u306e\u8a55\u4fa1\u30de\u30c8\u30ea\u30c3\u30af\u30b9<\/a>      <\/li>      <li>        <a href=\"#i-14\">\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u5224\u65ad\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-15\">\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u306e\u9069\u5207\u306a\u30bf\u30a4\u30df\u30f3\u30b0<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-16\">\u5404\u30e1\u30b8\u30e3\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u7279\u5fb4\u6bd4\u8f03<\/a>  <\/li>  <li>    <a href=\"#i-17\">Rails 7.x \u30b7\u30ea\u30fc\u30ba\u306e\u9769\u65b0\u7684\u306a\u6a5f\u80fd<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-18\">Rails 7.1\u306e\u4e3b\u8981\u6a5f\u80fd<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-19\">Rails 7.0\u306e\u91cd\u8981\u6a5f\u80fd<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-20\">Rails 6.x \u30b7\u30ea\u30fc\u30ba\u306e\u91cd\u8981\u306a\u7279\u5fb4<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-21\">Rails 6.1\u306e\u4e3b\u8981\u6a5f\u80fd<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-22\">Rails 6.0\u306e\u9769\u65b0\u7684\u6a5f\u80fd<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-23\">Rails 5.x \u30b7\u30ea\u30fc\u30ba\u306e\u30ec\u30ac\u30b7\u30fc\u30b5\u30dd\u30fc\u30c8\u72b6\u6cc1<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-24\">\u30b5\u30dd\u30fc\u30c8\u7d42\u4e86\u306b\u5411\u3051\u305f\u5bfe\u5fdc<\/a>      <\/li>      <li>        <a href=\"#i-25\">\u30d0\u30fc\u30b8\u30e7\u30f3\u9593\u306e\u6a5f\u80fd\u6bd4\u8f03\u8868<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-26\">\u79fb\u884c\u6642\u306e\u6ce8\u610f\u70b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-27\">\u30d0\u30fc\u30b8\u30e7\u30f3\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>  <\/li>  <li>    <a href=\"#i-28\">\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u524d\u306e\u6e96\u5099\u3068\u6ce8\u610f\u70b9<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-29\">1. \u4e8b\u524d\u6e96\u5099\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-30\">2. \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3068\u74b0\u5883\u6574\u5099<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-31\">\u6bb5\u968e\u7684\u306a\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u624b\u6cd5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-32\">1. \u30de\u30a4\u30ca\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u66f4\u65b0<\/a>      <\/li>      <li>        <a href=\"#i-33\">2. \u30e1\u30b8\u30e3\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u66f4\u65b0\u624b\u9806<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-34\">3. \u6bb5\u968e\u7684\u306a\u79fb\u884c\u30d7\u30ed\u30bb\u30b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-35\">\u4f9d\u5b58gem\u306e\u4e92\u63db\u6027\u78ba\u8a8d\u65b9\u6cd5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-36\">1. \u4e92\u63db\u6027\u30c1\u30a7\u30c3\u30af\u30c4\u30fc\u30eb<\/a>      <\/li>      <li>        <a href=\"#i-37\">2. \u4e3b\u8981gem\u306e\u4e92\u63db\u6027\u5bfe\u5fdc\u8868<\/a>      <\/li>      <li>        <a href=\"#i-38\">3. \u554f\u984c\u89e3\u6c7a\u306e\u30a2\u30d7\u30ed\u30fc\u30c1<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-39\">\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-40\">\u5c06\u6765\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u5c55\u671b<\/a>  <\/li>  <li>    <a href=\"#i-41\">Rails 8.0\u3067\u4e88\u5b9a\u3055\u308c\u308b\u65b0\u6a5f\u80fd<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-42\">1. \u4e3b\u8981\u306a\u4e88\u5b9a\u6a5f\u80fd<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-43\">2. \u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u9032\u5316<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-44\">\u9577\u671f\u7684\u306a\u30d0\u30fc\u30b8\u30e7\u30cb\u30f3\u30b0\u6226\u7565<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-45\">1. \u30d0\u30fc\u30b8\u30e7\u30cb\u30f3\u30b0\u30dd\u30ea\u30b7\u30fc\u306e\u5c55\u671b<\/a>      <\/li>      <li>        <a href=\"#i-46\">2. \u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306e\u52d5\u5411\u3068\u5f71\u97ff<\/a>      <\/li>      <li>        <a href=\"#i-47\">3. \u5c06\u6765\u7684\u306a\u79fb\u884c\u6226\u7565<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-48\">4. \u4e88\u60f3\u3055\u308c\u308b\u8ab2\u984c\u3068\u5bfe\u7b56<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-49\">\u30d0\u30fc\u30b8\u30e7\u30f3\u9078\u629e\u306e\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/a>  <\/li>  <li>    <a href=\"#i-50\">\u3088\u304f\u3042\u308b\u4e92\u63db\u6027\u306e\u554f\u984c\u3068\u89e3\u6c7a\u65b9\u6cd5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-51\">1. \u4f9d\u5b58gem\u306e\u4e92\u63db\u6027\u554f\u984c<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-54\">2. \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u4e92\u63db\u6027\u554f\u984c<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-56\">\u30d0\u30fc\u30b8\u30e7\u30f3\u56fa\u6709\u306e\u65e2\u77e5\u306e\u554f\u984c\u3068\u5bfe\u51e6\u6cd5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-57\">1. Rails 7.1\u306e\u65e2\u77e5\u306e\u554f\u984c<\/a>      <\/li>      <li>        <a href=\"#i-60\">2. \u74b0\u5883\u56fa\u6709\u306e\u554f\u984c\u3078\u306e\u5bfe\u51e6<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-63\">\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/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\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u6982\u8981<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-1\">Rails 7.1 \u306e\u4e3b\u8981\u306a\u7279\u5fb4\u3068\u6539\u5584\u70b9<\/h2>\n\n\n\n<p>Rails 7.1\u306f2023\u5e7410\u6708\u306b\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u3001\u591a\u304f\u306e\u9769\u65b0\u7684\u306a\u6a5f\u80fd\u3068\u6539\u5584\u304c\u5c0e\u5165\u3055\u308c\u307e\u3057\u305f\u3002\u4e3b\u306a\u7279\u5fb4\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-2\">\u65b0\u6a5f\u80fd\u306e\u30cf\u30a4\u30e9\u30a4\u30c8<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Parallel Testing \u306e\u6539\u5584<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4e26\u5217\u30c6\u30b9\u30c8\u5b9f\u884c\u306e\u4fe1\u983c\u6027\u304c\u5411\u4e0a<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u6e96\u5099\u6642\u9593\u3092\u77ed\u7e2e<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u30b9\u30a4\u30fc\u30c8\u306e\u5b9f\u884c\u901f\u5ea6\u304c\u5927\u5e45\u306b\u5411\u4e0a<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Active Record \u306e\u62e1\u5f35<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>composed_of<\/code>\u306e\u5b8c\u5168\u306a\u66f8\u304d\u76f4\u3057\u306b\u3088\u308b\u6539\u5584<\/li>\n\n\n\n<li>\u8907\u5408\u4e3b\u30ad\u30fc\u306e\u30b5\u30dd\u30fc\u30c8\u5f37\u5316<\/li>\n\n\n\n<li>\u8aad\u307f\u53d6\u308a\u5c02\u7528\u7d50\u679c\u30bb\u30c3\u30c8\u306e\u30b5\u30dd\u30fc\u30c8<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u6700\u9069\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30a2\u30bb\u30c3\u30c8\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306e\u51e6\u7406\u901f\u5ea6\u5411\u4e0a<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30af\u30a8\u30ea\u306e\u6700\u9069\u5316<\/li>\n\n\n\n<li>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u524a\u6e1b<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-3\">\u958b\u767a\u4f53\u9a13\u306e\u5411\u4e0a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Spring \u306e\u5ec3\u6b62<\/strong>: \u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u4e8b\u524d\u30ed\u30fc\u30c0\u30fc\u3068\u3057\u3066Spring\u304c\u524a\u9664\u3055\u308c\u3001\u3088\u308a\u9ad8\u901f\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u8d77\u52d5\u304c\u53ef\u80fd\u306b<\/li>\n\n\n\n<li><strong>Zeitwerk \u30e2\u30fc\u30c9<\/strong>: \u5b8c\u5168\u306aZeitwerk\u30e2\u30fc\u30c9\u3078\u306e\u79fb\u884c\u304c\u5b8c\u4e86<\/li>\n\n\n\n<li><strong>Action Mailer<\/strong>: \u30d7\u30ec\u30d3\u30e5\u30fc\u306e\u6539\u5584\u3068\u30c6\u30b9\u30c8\u6a5f\u80fd\u306e\u5f37\u5316<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-4\">\u73fe\u5728\u30b5\u30dd\u30fc\u30c8\u4e2d\u306eRails \u30d0\u30fc\u30b8\u30e7\u30f3\u4e00\u89a7<\/h2>\n\n\n\n<p>2024\u5e74\u73fe\u5728\u3001\u4ee5\u4e0b\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u516c\u5f0f\u306b\u30b5\u30dd\u30fc\u30c8\u3055\u308c\u3066\u3044\u307e\u3059\uff1a<\/p>\n\n\n<div id=\"id-fc9db263-f5cc-4422-b917-97c92932c42e\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30d0\u30fc\u30b8\u30e7\u30f3<\/th><th>\u30b9\u30c6\u30fc\u30bf\u30b9<\/th><th>\u30b5\u30dd\u30fc\u30c8\u671f\u9650<\/th><th>Ruby\u8981\u4ef6<\/th><\/tr><\/thead><tbody><tr><td>Rails 7.1.x<\/td><td>\u73fe\u884c\u7248<\/td><td>\u30d5\u30eb\u30b5\u30dd\u30fc\u30c8\u4e2d<\/td><td>Ruby 2.7.0+<\/td><\/tr><tr><td>Rails 7.0.x<\/td><td>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4fee\u6b63<\/td><td>2024\u5e746\u6708<\/td><td>Ruby 2.7.0+<\/td><\/tr><tr><td>Rails 6.1.x<\/td><td>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4fee\u6b63<\/td><td>2024\u5e746\u6708<\/td><td>Ruby 2.5.0+<\/td><\/tr><tr><td>Rails 6.0.x<\/td><td>\u91cd\u8981\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u307f<\/td><td>2024\u5e746\u6708<\/td><td>Ruby 2.5.0+<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\" id=\"i-5\">\u30d0\u30fc\u30b8\u30e7\u30f3\u30b5\u30dd\u30fc\u30c8\u30dd\u30ea\u30b7\u30fc<\/h3>\n\n\n\n<p>Rails\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u30b5\u30dd\u30fc\u30c8\u306f\u4ee5\u4e0b\u306e\u539f\u5247\u306b\u5f93\u3063\u3066\u3044\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4fee\u6b63<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6700\u65b0\u306e\u30e1\u30b8\u30e3\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u3001\u305d\u306e\u76f4\u524d\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u5bfe\u3057\u3066\u63d0\u4f9b<\/li>\n\n\n\n<li>\u91cd\u8981\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4fee\u6b63\u306f\u53e4\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u3082\u63d0\u4f9b\u3055\u308c\u308b\u5834\u5408\u3042\u308a<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30d0\u30b0\u4fee\u6b63<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6700\u65b0\u306e\u30e1\u30b8\u30e3\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u307f\u306b\u5bfe\u3057\u3066\u63d0\u4f9b<\/li>\n\n\n\n<li>\u30d1\u30c3\u30c1\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u3057\u3066\u5b9a\u671f\u7684\u306b\u30ea\u30ea\u30fc\u30b9<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6a5f\u80fd\u8ffd\u52a0<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6700\u65b0\u306e\u30e1\u30b8\u30e3\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u30de\u30a4\u30ca\u30fc\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3068\u3057\u3066\u63d0\u4f9b<\/li>\n\n\n\n<li>\u5f8c\u65b9\u4e92\u63db\u6027\u3092\u7dad\u6301\u3057\u3064\u3064\u3001\u65b0\u6a5f\u80fd\u3092\u5c0e\u5165<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-6\">\u91cd\u8981\u306a\u6ce8\u610f\u70b9<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u672c\u756a\u74b0\u5883\u3067\u306f\u3001\u5e38\u306b\u30b5\u30dd\u30fc\u30c8\u4e2d\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3092\u5f37\u304f\u63a8\u5968<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306f\u901f\u3084\u304b\u306b\u9069\u7528\u3059\u3079\u304d<\/li>\n\n\n\n<li>EOL\uff08End of Life\uff09\u304c\u8fd1\u3065\u3044\u3066\u3044\u308b\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u8a08\u753b\u7684\u306a\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3092\u691c\u8a0e\u3059\u308b\u5fc5\u8981\u3042\u308a<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\u3001Rails 7.1\u306f\u5927\u5e45\u306a\u6539\u5584\u3068\u65b0\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3066\u304a\u308a\u3001\u73fe\u5728\u306eRuby on Rails\u958b\u767a\u306e\u6700\u524d\u7dda\u3092\u4f53\u73fe\u3057\u3066\u3044\u307e\u3059\u3002\u30d0\u30fc\u30b8\u30e7\u30f3\u9078\u629e\u306e\u969b\u306f\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u8981\u4ef6\u3068\u30c1\u30fc\u30e0\u306e\u72b6\u6cc1\u3092\u8003\u616e\u3057\u3064\u3064\u3001\u3067\u304d\u308b\u3060\u3051\u65b0\u3057\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u63a1\u7528\u3092\u691c\u8a0e\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-7\">Rails \u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u9078\u629e\u30ac\u30a4\u30c9<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-8\">\u65b0\u898f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u6700\u9069\u306a\u30d0\u30fc\u30b8\u30e7\u30f3<\/h2>\n\n\n\n<p>\u65b0\u898f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u958b\u59cb\u3059\u308b\u969b\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u9078\u629e\u306f\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u6210\u529f\u306b\u5927\u304d\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u89b3\u70b9\u304b\u3089\u6700\u9069\u306a\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u9078\u629e\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-9\">\u63a8\u5968\u30d0\u30fc\u30b8\u30e7\u30f3\uff082024\u5e74\u73fe\u5728\uff09<\/h3>\n\n\n\n<p><strong>Rails 7.1.x \u3092\u63a8\u5968\u3059\u308b\u7406\u7531\uff1a<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6700\u65b0\u306e\u6a5f\u80fd\u3068\u6539\u5584\u70b9<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6539\u5584\u3055\u308c\u305f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/li>\n\n\n\n<li>\u6700\u65b0\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56<\/li>\n\n\n\n<li>\u30e2\u30c0\u30f3\u306a\u958b\u767a\u4f53\u9a13<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u9577\u671f\u7684\u306a\u30b5\u30dd\u30fc\u30c8\u4fdd\u8a3c<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d0\u30b0\u4fee\u6b63\u306e\u7d99\u7d9a\u7684\u306a\u63d0\u4f9b<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8<\/li>\n\n\n\n<li>\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u30b5\u30dd\u30fc\u30c8<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u306e\u4e92\u63db\u6027<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6700\u65b0\u306egem\u304c\u30b5\u30dd\u30fc\u30c8<\/li>\n\n\n\n<li>\u30e2\u30c0\u30f3\u306a\u958b\u767a\u30c4\u30fc\u30eb\u3068\u306e\u9023\u643a<\/li>\n\n\n\n<li>\u65b0\u3057\u3044\u958b\u767a\u624b\u6cd5\u306e\u63a1\u7528\u304c\u5bb9\u6613<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-10\">\u9078\u629e\u6642\u306e\u8003\u616e\u4e8b\u9805<\/h3>\n\n\n<div id=\"id-be21c293-654f-4060-accc-75e646385c9d\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u8003\u616e\u4e8b\u9805<\/th><th>\u91cd\u8981\u5ea6<\/th><th>\u8a73\u7d30<\/th><\/tr><\/thead><tbody><tr><td>\u30c1\u30fc\u30e0\u306e\u7d4c\u9a13<\/td><td>\u2605\u2605\u2605\u2605\u2605<\/td><td>\u30c1\u30fc\u30e0\u30e1\u30f3\u30d0\u30fc\u306eRails\u30d0\u30fc\u30b8\u30e7\u30f3\u3054\u3068\u306e\u7d4c\u9a13\u5024\u3092\u8003\u616e<\/td><\/tr><tr><td>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u898f\u6a21<\/td><td>\u2605\u2605\u2605\u2605\u2606<\/td><td>\u5927\u898f\u6a21\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u307b\u3069\u5b89\u5b9a\u6027\u3092\u91cd\u8996<\/td><\/tr><tr><td>\u958b\u767a\u671f\u9593<\/td><td>\u2605\u2605\u2605\u2605\u2606<\/td><td>\u9577\u671f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306f\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u63a8\u5968<\/td><\/tr><tr><td>\u6280\u8853\u8981\u4ef6<\/td><td>\u2605\u2605\u2605\u2605\u2605<\/td><td>\u5fc5\u8981\u306a\u6a5f\u80fd\u3084gem\u306e\u4e92\u63db\u6027\u3092\u78ba\u8a8d<\/td><\/tr><tr><td>\u30a4\u30f3\u30d5\u30e9\u74b0\u5883<\/td><td>\u2605\u2605\u2605\u2606\u2606<\/td><td>\u30c7\u30d7\u30ed\u30a4\u74b0\u5883\u3068\u306e\u4e92\u63db\u6027\u3092\u8003\u616e<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"i-11\">\u65e2\u5b58\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u5224\u65ad\u57fa\u6e96<\/h2>\n\n\n\n<p>\u65e2\u5b58\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u306f\u3001\u4ee5\u4e0b\u306e\u8981\u56e0\u3092\u7dcf\u5408\u7684\u306b\u5224\u65ad\u3057\u3066\u6c7a\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-12\">\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3092\u691c\u8a0e\u3059\u3079\u304d\u72b6\u6cc1<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30ea\u30b9\u30af<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u73fe\u884c\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u30b5\u30dd\u30fc\u30c8\u671f\u9650\u304c\u8fd1\u3044<\/li>\n\n\n\n<li>\u91cd\u8981\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4fee\u6b63\u304c\u5fc5\u8981<\/li>\n\n\n\n<li>\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u8981\u4ef6\u306e\u5909\u66f4<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6280\u8853\u7684\u8ca0\u50b5<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u554f\u984c\u306e\u89e3\u6c7a\u304c\u5fc5\u8981<\/li>\n\n\n\n<li>\u65b0\u6a5f\u80fd\u306e\u5c0e\u5165\u304c\u5fc5\u8981<\/li>\n\n\n\n<li>\u4f9d\u5b58gem\u306e\u66f4\u65b0\u304c\u5fc5\u8981<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30d3\u30b8\u30cd\u30b9\u8981\u56e0<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u65b0\u6a5f\u80fd\u958b\u767a\u306e\u8981\u4ef6<\/li>\n\n\n\n<li>\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306e\u5411\u4e0a<\/li>\n\n\n\n<li>\u4fdd\u5b88\u6027\u306e\u6539\u5584<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-13\">\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u5224\u65ad\u306e\u305f\u3081\u306e\u8a55\u4fa1\u30de\u30c8\u30ea\u30c3\u30af\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=\"\">\u512a\u5148\u5ea6\u30b9\u30b3\u30a2 = (\u7dca\u6025\u6027 + \u91cd\u8981\u6027 + \u5b9f\u73fe\u5bb9\u6613\u6027) \/ 3\n\n\u5404\u8981\u7d20\u306f1-5\u3067\u8a55\u4fa1\uff1a\n5: \u6700\u9ad8\n1: \u6700\u4f4e\n\n\u63a8\u5968\u30a2\u30af\u30b7\u30e7\u30f3\uff1a\n4-5: \u5373\u6642\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\n3-4: \u8a08\u753b\u7684\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\n2-3: \u69d8\u5b50\u898b\n1-2: \u73fe\u72b6\u7dad\u6301<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-14\">\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u5224\u65ad\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>[ ] \u73fe\u884c\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u30b5\u30dd\u30fc\u30c8\u72b6\u6cc1\u78ba\u8a8d<\/li>\n\n\n\n<li>[ ] \u30c6\u30b9\u30c8\u30ab\u30d0\u30ec\u30c3\u30b8\u306e\u78ba\u8a8d<\/li>\n\n\n\n<li>[ ] \u4f9d\u5b58gem\u306e\u4e92\u63db\u6027\u30c1\u30a7\u30c3\u30af<\/li>\n\n\n\n<li>[ ] \u5fc5\u8981\u306a\u5de5\u6570\u306e\u898b\u7a4d\u3082\u308a<\/li>\n\n\n\n<li>[ ] \u30c1\u30fc\u30e0\u306e\u7fd2\u719f\u5ea6\u8a55\u4fa1<\/li>\n\n\n\n<li>[ ] \u30d3\u30b8\u30cd\u30b9\u30a4\u30f3\u30d1\u30af\u30c8\u306e\u8a55\u4fa1<\/li>\n\n\n\n<li>[ ] \u30ea\u30b9\u30af\u5206\u6790\u306e\u5b9f\u65bd<\/li>\n\n\n\n<li>[ ] \u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u8a08\u753b\u306e\u7b56\u5b9a<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-15\">\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u306e\u9069\u5207\u306a\u30bf\u30a4\u30df\u30f3\u30b0<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u7406\u60f3\u7684\u306a\u30bf\u30a4\u30df\u30f3\u30b0<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5927\u898f\u6a21\u306a\u6a5f\u80fd\u8ffd\u52a0\u306e\u524d<\/li>\n\n\n\n<li>\u30b7\u30b9\u30c6\u30e0\u6539\u5584\u30d5\u30a7\u30fc\u30ba<\/li>\n\n\n\n<li>\u30c1\u30fc\u30e0\u4f53\u5236\u304c\u5b89\u5b9a\u3057\u3066\u3044\u308b\u6642\u671f<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u907f\u3051\u308b\u3079\u304d\u30bf\u30a4\u30df\u30f3\u30b0<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u91cd\u8981\u306a\u7d0d\u671f\u76f4\u524d<\/li>\n\n\n\n<li>\u30c1\u30fc\u30e0\u5909\u66f4\u306e\u76f4\u5f8c<\/li>\n\n\n\n<li>\u30b7\u30b9\u30c6\u30e0\u304c\u4e0d\u5b89\u5b9a\u306a\u6642\u671f<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306b\u5f93\u3046\u3053\u3068\u3067\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30cb\u30fc\u30ba\u306b\u6700\u9069\u306aRails\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u9078\u629e\u3057\u3001\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u306e\u610f\u601d\u6c7a\u5b9a\u3092\u9069\u5207\u306b\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5e38\u306b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u72b6\u6cc1\u3068\u30c1\u30fc\u30e0\u306e\u80fd\u529b\u3092\u8003\u616e\u3057\u306a\u304c\u3089\u3001\u30d0\u30e9\u30f3\u30b9\u306e\u53d6\u308c\u305f\u5224\u65ad\u3092\u5fc3\u304c\u3051\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-16\">\u5404\u30e1\u30b8\u30e3\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u7279\u5fb4\u6bd4\u8f03<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-17\">Rails 7.x \u30b7\u30ea\u30fc\u30ba\u306e\u9769\u65b0\u7684\u306a\u6a5f\u80fd<\/h2>\n\n\n\n<p>Rails 7.x\u30b7\u30ea\u30fc\u30ba\u306f\u3001\u30e2\u30c0\u30f3\u306aWeb\u958b\u767a\u306e\u8981\u6c42\u306b\u5fdc\u3048\u308b\u305f\u3081\u306e\u9769\u65b0\u7684\u306a\u6a5f\u80fd\u3092\u591a\u6570\u5c0e\u5165\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-18\">Rails 7.1\u306e\u4e3b\u8981\u6a5f\u80fd<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u65b0\u3057\u3044\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u6a5f\u80fd<\/strong><\/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=\"\"># Active Record Query\u306e\u6539\u5584\u4f8b\n# \u4ee5\u524d\u306e\u66f8\u304d\u65b9\nUser.where(active: true).order(created_at: :desc)\n\n# Rails 7.1\u3067\u306e\u65b0\u3057\u3044\u66f8\u304d\u65b9\nUser.active.by_recent  # \u30b9\u30b3\u30fc\u30d7\u3092\u4f7f\u7528\u3057\u3066\u3088\u308a\u5ba3\u8a00\u7684\u306b\n\n# \u8907\u5408\u4e3b\u30ad\u30fc\u306e\u30b5\u30dd\u30fc\u30c8\nclass CreateFlights &lt; ActiveRecord::Migration[7.1]\n  def change\n    create_table :flights, primary_key: [:number, :departure_date] do |t|\n      t.string :number\n      t.date :departure_date\n      t.timestamps\n    end\n  end\nend<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30af\u30a8\u30ea\u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u6539\u5584<\/li>\n\n\n\n<li>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u6700\u9069\u5316<\/li>\n\n\n\n<li>\u8d77\u52d5\u6642\u9593\u306e\u77ed\u7e2e<\/li>\n<\/ul>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u958b\u767a\u8005\u4f53\u9a13\u306e\u5411\u4e0a<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3088\u308a\u76f4\u611f\u7684\u306aAPI\u30c7\u30b6\u30a4\u30f3<\/li>\n\n\n\n<li>\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u6539\u5584<\/li>\n\n\n\n<li>\u30c7\u30d0\u30c3\u30b0\u30c4\u30fc\u30eb\u306e\u5f37\u5316<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-19\">Rails 7.0\u306e\u91cd\u8981\u6a5f\u80fd<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u9769\u65b0<\/strong><\/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=\"\"># importmaps\u306e\u4f7f\u7528\u4f8b\n# config\/importmap.rb\npin \"@hotwired\/turbo-rails\", to: \"turbo.min.js\"\npin \"@hotwired\/stimulus\", to: \"stimulus.min.js\"\n\n# JavaScript\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u4f7f\u7528\nimport { Controller } from \"@hotwired\/stimulus\"<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u6a5f\u80fd\u306e\u5f37\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u975e\u540c\u671f\u30af\u30a8\u30ea\u306e\u30b5\u30dd\u30fc\u30c8<\/li>\n\n\n\n<li>\u6697\u53f7\u5316\u6a5f\u80fd\u306e\u6539\u5584<\/li>\n\n\n\n<li>zeitwerk\u30e2\u30fc\u30c9\u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u5316<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-20\">Rails 6.x \u30b7\u30ea\u30fc\u30ba\u306e\u91cd\u8981\u306a\u7279\u5fb4<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-21\">Rails 6.1\u306e\u4e3b\u8981\u6a5f\u80fd<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6c34\u5e73\u5206\u5272\u6a5f\u80fd<\/strong><\/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\u306e\u6c34\u5e73\u5206\u5272\u8a2d\u5b9a\u4f8b\nclass Product &lt; ApplicationRecord\n  connects_to shards: {\n    shard_one: { writing: :primary_shard_one, reading: :primary_shard_one_replica },\n    shard_two: { writing: :primary_shard_two, reading: :primary_shard_two_replica }\n  }\nend<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>Action Mailbox\u306e\u6539\u5584<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30e1\u30fc\u30eb\u51e6\u7406\u306e\u52b9\u7387\u5316<\/li>\n\n\n\n<li>\u30a4\u30f3\u30d0\u30a6\u30f3\u30c9\u30e1\u30fc\u30eb\u306e\u51e6\u7406\u5f37\u5316<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-22\">Rails 6.0\u306e\u9769\u65b0\u7684\u6a5f\u80fd<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Action Text<\/strong><\/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=\"\"># \u30ea\u30c3\u30c1\u30c6\u30ad\u30b9\u30c8\u306e\u5b9f\u88c5\u4f8b\nclass Article &lt; ApplicationRecord\n  has_rich_text :content\nend\n\n# \u30d3\u30e5\u30fc\u3067\u306e\u4f7f\u7528\n&lt;%= form.rich_text_area :content %&gt;<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u4e26\u5217\u30c6\u30b9\u30c8\u5b9f\u884c<\/strong><\/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\u4e26\u5217\u5b9f\u884c\u306e\u8a2d\u5b9a\n# test\/test_helper.rb\nclass ActiveSupport::TestCase\n  parallelize(workers: :number_of_processors)\nend<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-23\">Rails 5.x \u30b7\u30ea\u30fc\u30ba\u306e\u30ec\u30ac\u30b7\u30fc\u30b5\u30dd\u30fc\u30c8\u72b6\u6cc1<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-24\">\u30b5\u30dd\u30fc\u30c8\u7d42\u4e86\u306b\u5411\u3051\u305f\u5bfe\u5fdc<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u5fdc<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u91cd\u5927\u306a\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4fee\u6b63\u306e\u307f<\/li>\n\n\n\n<li>EOL\uff08End of Life\uff09\u304c\u8fd1\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u79fb\u884c\u8a08\u753b<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u4e92\u63db\u6027\u306e\u7dad\u6301<\/strong><\/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 5.x\u304b\u30896.x\u4ee5\u964d\u3078\u306e\u79fb\u884c\u4f8b\n# Rails 5.x\nclass User &lt; ApplicationRecord\n  scope :active, -&gt; { where(status: 'active') }\nend\n\n# Rails 6.x\/7.x\u4e92\u63db\u306e\u66f8\u304d\u65b9\nclass User &lt; ApplicationRecord\n  scope :active, -&gt; { where(status: 'active') }\n  # \u65b0\u3057\u3044\u6a5f\u80fd\u3092\u6d3b\u7528\u3057\u3064\u3064\u3001\u4e92\u63db\u6027\u3092\u7dad\u6301\n  scope :by_recent, -&gt; { order(created_at: :desc) }\nend<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-25\">\u30d0\u30fc\u30b8\u30e7\u30f3\u9593\u306e\u6a5f\u80fd\u6bd4\u8f03\u8868<\/h3>\n\n\n<div id=\"id-1acaa0e4-3524-4caa-a99b-aad461f76426\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6a5f\u80fd<\/th><th>Rails 7.1<\/th><th>Rails 7.0<\/th><th>Rails 6.1<\/th><th>Rails 6.0<\/th><th>Rails 5.2<\/th><\/tr><\/thead><tbody><tr><td>Zeitwerk\u30e2\u30fc\u30c9<\/td><td>\u30c7\u30d5\u30a9\u30eb\u30c8<\/td><td>\u30c7\u30d5\u30a9\u30eb\u30c8<\/td><td>\u30aa\u30d7\u30b7\u30e7\u30f3<\/td><td>\u30aa\u30d7\u30b7\u30e7\u30f3<\/td><td>\u975e\u5bfe\u5fdc<\/td><\/tr><tr><td>Action Text<\/td><td>\u2705<\/td><td>\u2705<\/td><td>\u2705<\/td><td>\u2705<\/td><td>\u274c<\/td><\/tr><tr><td>Importmaps<\/td><td>\u2705<\/td><td>\u2705<\/td><td>\u274c<\/td><td>\u274c<\/td><td>\u274c<\/td><\/tr><tr><td>\u4e26\u5217\u30c6\u30b9\u30c8<\/td><td>\u6539\u5584\u7248<\/td><td>\u2705<\/td><td>\u2705<\/td><td>\u2705<\/td><td>\u9650\u5b9a\u7684<\/td><\/tr><tr><td>\u6c34\u5e73\u5206\u5272<\/td><td>\u2705<\/td><td>\u2705<\/td><td>\u2705<\/td><td>\u9650\u5b9a\u7684<\/td><td>\u274c<\/td><\/tr><tr><td>\u6697\u53f7\u5316<\/td><td>\u5f37\u5316\u7248<\/td><td>\u2705<\/td><td>\u9650\u5b9a\u7684<\/td><td>\u9650\u5b9a\u7684<\/td><td>\u57fa\u672c\u7684<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\" id=\"i-26\">\u79fb\u884c\u6642\u306e\u6ce8\u610f\u70b9<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u975e\u63a8\u5968\u6a5f\u80fd\u306e\u78ba\u8a8d<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Rails 5.x\u3067\u975e\u63a8\u5968\u3068\u306a\u3063\u305f\u6a5f\u80fd\u306e\u78ba\u8a8d<\/li>\n\n\n\n<li>\u4ee3\u66ff\u6a5f\u80fd\u3078\u306e\u79fb\u884c\u8a08\u753b<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u8003\u616e<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u65b0\u3057\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u306e\u6700\u9069\u5316\u6a5f\u80fd\u306e\u6d3b\u7528<\/li>\n\n\n\n<li>\u30ec\u30ac\u30b7\u30fc\u30b3\u30fc\u30c9\u306e\u6700\u9069\u5316<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6700\u65b0\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u306e\u6d3b\u7528<\/li>\n\n\n\n<li>\u53e4\u3044\u5b9f\u88c5\u30d1\u30bf\u30fc\u30f3\u306e\u898b\u76f4\u3057<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u5404Rails\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u306f\u7279\u5fb4\u7684\u306a\u6a5f\u80fd\u3068\u6539\u5584\u70b9\u304c\u3042\u308a\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u8981\u4ef6\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u7279\u306b\u65b0\u898f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306f\u3001\u6700\u65b0\u306e\u6a5f\u80fd\u3068\u6539\u5584\u3092\u6d3b\u7528\u3067\u304d\u308bRails 7.x\u30b7\u30ea\u30fc\u30ba\u306e\u63a1\u7528\u3092\u63a8\u5968\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-27\">\u30d0\u30fc\u30b8\u30e7\u30f3\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-28\">\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u524d\u306e\u6e96\u5099\u3068\u6ce8\u610f\u70b9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-29\">1. \u4e8b\u524d\u6e96\u5099\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>[x] <strong>\u73fe\u72b6\u5206\u6790<\/strong><\/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=\"\"># Rails\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u78ba\u8a8d\n$ rails -v\n# Ruby\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u78ba\u8a8d\n$ ruby -v\n# Bundler\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u78ba\u8a8d\n$ bundler -v<\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>[x] <strong>\u30c6\u30b9\u30c8\u30ab\u30d0\u30ec\u30c3\u30b8\u306e\u78ba\u8a8d<\/strong><\/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=\"\"># simplecov\u3092\u4f7f\u7528\u3057\u305f\u30ab\u30d0\u30ec\u30c3\u30b8\u8a08\u6e2c\ngroup :test do\n  gem 'simplecov', require: false\nend\n\n# test_helper.rb\u306b\u8ffd\u52a0\nrequire 'simplecov'\nSimpleCov.start 'rails'<\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>[x] <strong>\u4f9d\u5b58\u95a2\u4fc2\u306e\u78ba\u8a8d<\/strong><\/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=\"\"># Gemfile\u306e\u4f9d\u5b58\u95a2\u4fc2\u30c1\u30a7\u30c3\u30af\n$ bundle outdated\n# \u975e\u63a8\u5968\u8b66\u544a\u306e\u78ba\u8a8d\n$ rails stats<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-30\">2. \u30d0\u30c3\u30af\u30a2\u30c3\u30d7\u3068\u74b0\u5883\u6574\u5099<\/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=\"\"># \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\n$ rails db:dump\n\n# \u30d6\u30e9\u30f3\u30c1\u306e\u4f5c\u6210\n$ git checkout -b rails-upgrade-7-0-to-7-1\n\n# \u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u30d0\u30c3\u30af\u30a2\u30c3\u30d7\n$ cp config\/database.yml config\/database.yml.backup\n$ cp config\/credentials.yml.enc config\/credentials.yml.enc.backup<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-31\">\u6bb5\u968e\u7684\u306a\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u624b\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-32\">1. \u30de\u30a4\u30ca\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u66f4\u65b0<\/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\u306e\u66f4\u65b0\u4f8b\uff086.1.7\u304b\u30896.1.7.1\u3078\u306e\u66f4\u65b0\uff09\ngem 'rails', '~&gt; 6.1.7.1'\n\n# \u30d0\u30f3\u30c9\u30eb\u306e\u66f4\u65b0\n$ bundle update rails<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-33\">2. \u30e1\u30b8\u30e3\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u66f4\u65b0\u624b\u9806<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u8a2d\u5b9a\u30d5\u30a1\u30a4\u30eb\u306e\u66f4\u65b0<\/strong><\/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\nrequire_relative \"boot\"\nrequire \"rails\/all\"\n\n# \u65b0\u3057\u3044\u8a2d\u5b9a\u306e\u8ffd\u52a0\nmodule YourApp\n  class Application &lt; Rails::Application\n    # Rails 7.0\u4ee5\u964d\u3067\u63a8\u5968\u3055\u308c\u308b\u8a2d\u5b9a\n    config.load_defaults 7.0\n\n    # \u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u306e\u8a2d\u5b9a\n    config.time_zone = 'Tokyo'\n  end\nend<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u5b9a\u306e\u66f4\u65b0<\/strong><\/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\/database.yml\ndefault: &amp;default\n  adapter: postgresql\n  encoding: unicode\n  pool: &lt;%= ENV.fetch(\"RAILS_MAX_THREADS\") { 5 } %&gt;\n  # Rails 7.0\u4ee5\u964d\u306e\u65b0\u6a5f\u80fd\u5bfe\u5fdc\n  prepared_statements: true\n  advisory_locks: true<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-34\">3. \u6bb5\u968e\u7684\u306a\u79fb\u884c\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=\"\">graph TD\n    A[\u73fe\u884c\u30d0\u30fc\u30b8\u30e7\u30f3] --&gt; B[\u4f9d\u5b58Gem\u66f4\u65b0]\n    B --&gt; C[\u30de\u30a4\u30ca\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u66f4\u65b0]\n    C --&gt; D[\u30c6\u30b9\u30c8\u5b9f\u884c]\n    D --&gt; E{\u30c6\u30b9\u30c8\u6210\u529f?}\n    E --&gt;|Yes| F[\u30e1\u30b8\u30e3\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3\u66f4\u65b0]\n    E --&gt;|No| G[\u554f\u984c\u4fee\u6b63]\n    G --&gt; D\n    F --&gt; H[\u6700\u7d42\u30c6\u30b9\u30c8]<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-35\">\u4f9d\u5b58gem\u306e\u4e92\u63db\u6027\u78ba\u8a8d\u65b9\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-36\">1. \u4e92\u63db\u6027\u30c1\u30a7\u30c3\u30af\u30c4\u30fc\u30eb<\/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 do\n  gem 'rails-upgrade-checker'\n  gem 'bundler-audit'\nend\n\n# \u5b9f\u884c\u30b3\u30de\u30f3\u30c9\n$ bundle exec rails-upgrade-checker\n$ bundle audit check --update<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-37\">2. \u4e3b\u8981gem\u306e\u4e92\u63db\u6027\u5bfe\u5fdc\u8868<\/h3>\n\n\n<div id=\"id-83d2a36e-f913-45a3-bda9-4c2fa2c2149c\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>gem\u540d<\/th><th>Rails 7.1<\/th><th>Rails 7.0<\/th><th>Rails 6.1<\/th><\/tr><\/thead><tbody><tr><td>devise<\/td><td>\u2705 4.9+<\/td><td>\u2705 4.8+<\/td><td>\u2705 4.7+<\/td><\/tr><tr><td>rspec-rails<\/td><td>\u2705 6.0+<\/td><td>\u2705 5.0+<\/td><td>\u2705 4.0+<\/td><\/tr><tr><td>sidekiq<\/td><td>\u2705 7.0+<\/td><td>\u2705 6.0+<\/td><td>\u2705 5.0+<\/td><\/tr><tr><td>pundit<\/td><td>\u2705 2.3+<\/td><td>\u2705 2.2+<\/td><td>\u2705 2.1+<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\" id=\"i-38\">3. \u554f\u984c\u89e3\u6c7a\u306e\u30a2\u30d7\u30ed\u30fc\u30c1<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u975e\u63a8\u5968\u8b66\u544a\u3078\u306e\u5bfe\u5fdc<\/strong><\/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\u66f8\u304d\u65b9\nscope :active, where(status: 'active')\n\n# \u65b0\u3057\u3044\u66f8\u304d\u65b9\nscope :active, -&gt; { where(status: 'active') }<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>API\u5909\u66f4\u3078\u306e\u5bfe\u5fdc<\/strong><\/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\u3067\u306e\u66f8\u304d\u65b9\nclass User &lt; ApplicationRecord\n  has_many :posts, dependent: :destroy\nend\n\n# Rails 7\u3067\u306e\u6539\u5584\u3055\u308c\u305f\u66f8\u304d\u65b9\nclass User &lt; ApplicationRecord\n  has_many :posts, dependent: :destroy_async\nend<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-39\">\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30a8\u30e9\u30fc\u30ed\u30b0\u306e\u78ba\u8a8d<\/strong><\/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\u30ed\u30b0\u78ba\u8a8d\n$ tail -f log\/development.log\n\n# \u30c6\u30b9\u30c8\u74b0\u5883\u3067\u306e\u30ed\u30b0\u78ba\u8a8d\n$ tail -f log\/test.log<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u30c7\u30d0\u30c3\u30b0\u30c4\u30fc\u30eb\u306e\u6d3b\u7528<\/strong><\/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=\"\"># pry-rails\u306e\u8a2d\u5b9a\ngroup :development, :test do\n  gem 'pry-rails'\n  gem 'pry-byebug'\nend\n\n# \u30c7\u30d0\u30c3\u30b0\u6642\u306e\u4f7f\u7528\u4f8b\nbinding.pry<\/pre>\n\n\n\n<p>\u3053\u306e\u30ac\u30a4\u30c9\u306b\u5f93\u3046\u3053\u3068\u3067\u3001Rails\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3092\u5b89\u5168\u304b\u3064\u52b9\u7387\u7684\u306b\u5b9f\u65bd\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5e38\u306b\u30c6\u30b9\u30c8\u3092\u5b9f\u884c\u3057\u3001\u6bb5\u968e\u7684\u306a\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u53d6\u308b\u3053\u3068\u3067\u3001\u30ea\u30b9\u30af\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-40\">\u5c06\u6765\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u5c55\u671b<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-41\">Rails 8.0\u3067\u4e88\u5b9a\u3055\u308c\u308b\u65b0\u6a5f\u80fd<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-42\">1. \u4e3b\u8981\u306a\u4e88\u5b9a\u6a5f\u80fd<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u5f37\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3088\u308a\u52b9\u7387\u7684\u306a\u30e1\u30e2\u30ea\u4f7f\u7528<\/li>\n\n\n\n<li>\u8d77\u52d5\u6642\u9593\u306e\u3055\u3089\u306a\u308b\u77ed\u7e2e<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30af\u30a8\u30ea\u306e\u6700\u9069\u5316<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30e2\u30c0\u30f3\u306a\u958b\u767a\u4f53\u9a13<\/strong><\/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=\"\"># \u65b0\u3057\u3044\u69cb\u6587\u306e\u4f8b\uff08\u4e88\u5b9a\uff09\n# \u5f93\u6765\u306e\u66f8\u304d\u65b9\nclass User &lt; ApplicationRecord\n  validates :email, presence: true, format: { with: \/\\A[^@\\s]+@[^@\\s]+\\z\/ }\nend\n\n# Rails 8.0\u3067\u306e\u4e88\u5b9a\u3055\u308c\u308b\u66f8\u304d\u65b9\nclass User &lt; ApplicationRecord\n  validates :email, presence: true, email: true\nend\n\n# \u3088\u308a\u7c21\u6f54\u306a\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\u5b9a\u7fa9\n# config\/routes.rb\nRails.application.routes.draw do\n  resources :users do\n    collection { \n      search\n      export\n    }\n  end\nend<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u6a5f\u80fd\u306e\u5f37\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u6697\u53f7\u5316\u6a5f\u80fd\u306e\u62e1\u5145<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d8\u30c3\u30c0\u30fc\u306e\u81ea\u52d5\u6700\u9069\u5316<\/li>\n\n\n\n<li>\u8a8d\u8a3c\u30fb\u8a8d\u53ef\u30b7\u30b9\u30c6\u30e0\u306e\u6539\u5584<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-43\">2. \u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u9032\u5316<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30e2\u30b8\u30e5\u30fc\u30eb\u6027\u306e\u5411\u4e0a<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u30d9\u30fc\u30b9\u306e\u958b\u767a\u30b5\u30dd\u30fc\u30c8<\/li>\n\n\n\n<li>\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u9023\u643a\u306e\u5f37\u5316<\/li>\n\n\n\n<li>API\u30e2\u30fc\u30c9\u306e\u6a5f\u80fd\u62e1\u5145<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30af\u30e9\u30a6\u30c9\u30cd\u30a4\u30c6\u30a3\u30d6\u5bfe\u5fdc<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b3\u30f3\u30c6\u30ca\u5316\u306e\u30b5\u30dd\u30fc\u30c8\u5f37\u5316<\/li>\n\n\n\n<li>\u30af\u30e9\u30a6\u30c9\u30b5\u30fc\u30d3\u30b9\u3068\u306e\u9023\u643a\u6539\u5584<\/li>\n\n\n\n<li>\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306e\u5411\u4e0a<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-44\">\u9577\u671f\u7684\u306a\u30d0\u30fc\u30b8\u30e7\u30cb\u30f3\u30b0\u6226\u7565<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-45\">1. \u30d0\u30fc\u30b8\u30e7\u30cb\u30f3\u30b0\u30dd\u30ea\u30b7\u30fc\u306e\u5c55\u671b<\/h3>\n\n\n<div id=\"id-9af49a85-1eb3-41c9-a56b-a16685c35b4e\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6642\u671f<\/th><th>\u30e1\u30b8\u30e3\u30fc\u30d0\u30fc\u30b8\u30e7\u30f3<\/th><th>\u91cd\u70b9\u9805\u76ee<\/th><\/tr><\/thead><tbody><tr><td>2024\u5e74\u5f8c\u534a<\/td><td>Rails 7.2<\/td><td>\u6027\u80fd\u6539\u5584\u3068\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5f37\u5316<\/td><\/tr><tr><td>2025\u5e74\u524d\u534a<\/td><td>Rails 8.0<\/td><td>\u65b0\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3068\u958b\u767a\u4f53\u9a13\u306e\u9769\u65b0<\/td><\/tr><tr><td>2025\u5e74\u5f8c\u534a<\/td><td>Rails 8.1<\/td><td>\u30af\u30e9\u30a6\u30c9\u30cd\u30a4\u30c6\u30a3\u30d6\u6a5f\u80fd\u306e\u62e1\u5145<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\" id=\"i-46\">2. \u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306e\u52d5\u5411\u3068\u5f71\u97ff<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6280\u8853\u30c8\u30ec\u30f3\u30c9\u3078\u306e\u5bfe\u5fdc<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>WebAssembly\u30b5\u30dd\u30fc\u30c8<\/li>\n\n\n\n<li>AI\u30c4\u30fc\u30eb\u9023\u643a<\/li>\n\n\n\n<li>\u30a8\u30c3\u30b8\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u5bfe\u5fdc<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u958b\u767a\u8005\u30a8\u30af\u30b9\u30da\u30ea\u30a8\u30f3\u30b9\u306e\u9032\u5316<\/strong><\/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=\"\"># \u5c06\u6765\u7684\u306a\u958b\u767a\u74b0\u5883\u306e\u4f8b\n# \u3088\u308a\u76f4\u611f\u7684\u306a\u30c6\u30b9\u30c8\u8a18\u8ff0\ndescribe User do\n  it { should validate_email_format_of(:email) }\n  it { should have_secure_password }\n\n  context \"with AI integration\" do\n    it \"generates appropriate test data\" do\n      user = build(:user, :with_ai_generated_data)\n      expect(user).to be_valid\n    end\n  end\nend<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-47\">3. \u5c06\u6765\u7684\u306a\u79fb\u884c\u6226\u7565<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6bb5\u968e\u7684\u306a\u6a5f\u80fd\u5c0e\u5165<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5b9f\u9a13\u7684\u6a5f\u80fd\u306e\u30d5\u30e9\u30b0\u5236\u5fa1<\/li>\n\n\n\n<li>\u4e92\u63db\u6027\u30ec\u30a4\u30e4\u30fc\u306e\u63d0\u4f9b<\/li>\n\n\n\n<li>\u79fb\u884c\u30c4\u30fc\u30eb\u306e\u6574\u5099<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u65b0\u65e7\u6a5f\u80fd\u306e\u5171\u5b58\u671f\u9593<\/strong><\/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=\"\"># \u5c06\u6765\u7684\u306a\u4e92\u63db\u6027\u7dad\u6301\u306e\u4f8b\nclass ApplicationRecord &lt; ActiveRecord::Base\n  # \u5f93\u6765\u306e\u6a5f\u80fd\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3064\u3064\u65b0\u6a5f\u80fd\u3092\u5c0e\u5165\n  if Rails.version &gt;= \"8.0\"\n    include NewFeatures\n  else\n    include LegacyCompatibility\n  end\nend<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-48\">4. \u4e88\u60f3\u3055\u308c\u308b\u8ab2\u984c\u3068\u5bfe\u7b56<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u6700\u9069\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u524a\u6e1b<\/li>\n\n\n\n<li>\u8d77\u52d5\u6642\u9593\u306e\u77ed\u7e2e<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30af\u30a8\u30ea\u306e\u52b9\u7387\u5316<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u306e\u9032\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u65b0\u3057\u3044gem\u306e\u5bfe\u5fdc<\/li>\n\n\n\n<li>\u30c4\u30fc\u30eb\u30c1\u30a7\u30fc\u30f3\u306e\u66f4\u65b0<\/li>\n\n\n\n<li>\u958b\u767a\u30d5\u30ed\u30fc\u306e\u5909\u66f4<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\u3001Rails\u306e\u5c06\u6765\u306f\u6280\u8853\u9769\u65b0\u3068\u958b\u767a\u8005\u4f53\u9a13\u306e\u5411\u4e0a\u306b\u91cd\u70b9\u304c\u7f6e\u304b\u308c\u3066\u304a\u308a\u3001\u3088\u308a\u30e2\u30c0\u30f3\u3067\u52b9\u7387\u7684\u306a\u958b\u767a\u74b0\u5883\u3092\u76ee\u6307\u3057\u3066\u9032\u5316\u3092\u7d9a\u3051\u308b\u3053\u3068\u304c\u4e88\u60f3\u3055\u308c\u307e\u3059\u3002\u958b\u767a\u8005\u306f\u3001\u3053\u308c\u3089\u306e\u5909\u66f4\u306b\u5099\u3048\u3066\u3001\u7d99\u7d9a\u7684\u306a\u5b66\u7fd2\u3068\u9069\u5fdc\u3092\u5fc3\u304c\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-49\">\u30d0\u30fc\u30b8\u30e7\u30f3\u9078\u629e\u306e\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-50\">\u3088\u304f\u3042\u308b\u4e92\u63db\u6027\u306e\u554f\u984c\u3068\u89e3\u6c7a\u65b9\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-51\">1. \u4f9d\u5b58gem\u306e\u4e92\u63db\u6027\u554f\u984c<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-52\">\u554f\u984c\u306e\u7279\u5b9a\u3068\u89e3\u6c7a\u624b\u9806<\/h4>\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\u3092\u7279\u5b9a\u3059\u308b\u305f\u3081\u306e\u30b3\u30de\u30f3\u30c9\n$ bundle update\n$ bundle check\n\n# \u30a8\u30e9\u30fc\u306e\u4f8b\nBundler could not find compatible versions for gem \"activerecord\":\n  In Gemfile:\n    rails (~&gt; 7.1.0) was resolved to 7.1.0, which depends on\n      activerecord (= 7.1.0)\n\n    some_gem (~&gt; 2.0) was resolved to 2.0.0, which depends on\n      activerecord (~&gt; 6.0)<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-53\">\u89e3\u6c7a\u7b56<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>gem\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u6307\u5b9a\u306e\u898b\u76f4\u3057<\/strong><\/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\u4fee\u6b63\u4f8b\n# \u5909\u66f4\u524d\ngem 'some_gem', '~&gt; 2.0'\n\n# \u5909\u66f4\u5f8c\ngem 'some_gem', '~&gt; 3.0'  # Rails 7.x\u4e92\u63db\u7248<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u4ee3\u66ffgem\u306e\u691c\u8a0e<\/strong><\/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=\"\"># \u975e\u4e92\u63dbgem\u306e\u4ee3\u66ff\u4f8b\n# \u5909\u66f4\u524d\ngem 'outdated_gem'\n\n# \u5909\u66f4\u5f8c\ngem 'modern_alternative'\n# \u307e\u305f\u306f\ngem 'actively_maintained_fork'<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-54\">2. \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u4e92\u63db\u6027\u554f\u984c<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-55\">\u4e3b\u306a\u75c7\u72b6\u3068\u5bfe\u51e6\u6cd5<\/h4>\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\u4e92\u63db\u6027\u30c1\u30a7\u30c3\u30af\n$ rails db:migrate:status\n\n# \u554f\u984c\u306e\u3042\u308b\u5834\u5408\u306e\u5bfe\u51e6\u4f8b\nclass AddIndexToUsers &lt; ActiveRecord::Migration[7.1]\n  disable_ddl_transaction!  # \u5927\u898f\u6a21\u30c6\u30fc\u30d6\u30eb\u306e\u5834\u5408\n\n  def change\n    # Rails 7.1\u3067\u306e\u63a8\u5968\u30a2\u30d7\u30ed\u30fc\u30c1\n    add_index :users, :email, algorithm: :concurrently\n\n    # \u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u51e6\u7406\n    # remove_index :users, :email, algorithm: :concurrently\n  end\nend<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-56\">\u30d0\u30fc\u30b8\u30e7\u30f3\u56fa\u6709\u306e\u65e2\u77e5\u306e\u554f\u984c\u3068\u5bfe\u51e6\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-57\">1. Rails 7.1\u306e\u65e2\u77e5\u306e\u554f\u984c<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-58\">ActiveRecord\u306e\u5909\u66f4\u306b\u3088\u308b\u554f\u984c<\/h4>\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\uff1a\u8907\u5408\u4e3b\u30ad\u30fc\u306e\u6271\u3044\u306e\u5909\u66f4\n# Rails 7.0\u307e\u3067\u306e\u66f8\u304d\u65b9\nclass Legacy &lt; ApplicationRecord\n  self.primary_key = [:code, :year]\nend\n\n# Rails 7.1\u3067\u306e\u5bfe\u5fdc\nclass Modern &lt; ApplicationRecord\n  # \u65b0\u3057\u3044\u69cb\u6587\u3067\u306e\u30de\u30eb\u30c1\u30ab\u30e9\u30e0\u4e3b\u30ad\u30fc\u5b9a\u7fa9\n  self.primary_keys = [:code, :year]\nend<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-59\">\u5bfe\u51e6\u6cd5\u3068\u56de\u907f\u7b56<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u4e00\u6642\u7684\u306a\u4e92\u63db\u6027\u7dad\u6301<\/strong><\/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\/legacy_compatibility.rb\nif Rails.version &gt;= \"7.1\"\n  module LegacyCompatibility\n    extend ActiveSupport::Concern\n\n    included do\n      class &lt;&lt; self\n        alias_method :primary_key=, :primary_keys= if method_defined?(:primary_keys=)\n      end\n    end\n  end\n\n  ActiveRecord::Base.include LegacyCompatibility\nend<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u6bb5\u968e\u7684\u306a\u79fb\u884c<\/strong><\/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=\"\"># \u79fb\u884c\u7528\u306e\u4e2d\u9593\u30af\u30e9\u30b9\nclass TransitionalModel &lt; ApplicationRecord\n  if Rails.version &gt;= \"7.1\"\n    self.primary_keys = [:code, :year]\n  else\n    self.primary_key = [:code, :year]\n  end\n\n  # \u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u5fdc\u3058\u305f\u632f\u308b\u821e\u3044\u306e\u8abf\u6574\n  def self.find_by_composite_key(code, year)\n    if Rails.version &gt;= \"7.1\"\n      find_by(code: code, year: year)\n    else\n      where(code: code, year: year).first\n    end\n  end\nend<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-60\">2. \u74b0\u5883\u56fa\u6709\u306e\u554f\u984c\u3078\u306e\u5bfe\u51e6<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-61\">\u958b\u767a\u74b0\u5883\u3067\u306e\u554f\u984c<\/h4>\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\u8abf\u6574\nRails.application.configure do\n  # \u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u554f\u984c\u5bfe\u7b56\n  config.cache_classes = false\n  config.eager_load = false\n\n  # \u30ea\u30ed\u30fc\u30c9\u306e\u554f\u984c\u5bfe\u7b56\n  config.reload_classes_only_on_change = true\n\n  # \u30a2\u30bb\u30c3\u30c8\u306e\u554f\u984c\u5bfe\u7b56\n  config.assets.debug = true\n  config.assets.quiet = true\nend<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-62\">\u672c\u756a\u74b0\u5883\u3067\u306e\u554f\u984c<\/h4>\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=\"\"># production.rb\u3067\u306e\u8a2d\u5b9a\u6700\u9069\u5316\nRails.application.configure do\n  # \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u554f\u984c\u3078\u306e\u5bfe\u51e6\n  config.cache_classes = true\n  config.eager_load = true\n\n  # \u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u6700\u9069\u5316\n  config.active_record.sqlite3.represent_boolean_as_integer = true\n\n  # \u30ed\u30b0\u30ec\u30d9\u30eb\u306e\u8abf\u6574\n  config.log_level = :info\nend<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-63\">\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6bb5\u968e\u7684\u306a\u554f\u984c\u89e3\u6c7a\u30a2\u30d7\u30ed\u30fc\u30c1<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u8a73\u7d30\u306a\u5206\u6790<\/li>\n\n\n\n<li>\u6700\u5c0f\u9650\u306e\u518d\u73fe\u53ef\u80fd\u306a\u4f8b\u306e\u4f5c\u6210<\/li>\n\n\n\n<li>\u89e3\u6c7a\u7b56\u306e\u6bb5\u968e\u7684\u306a\u9069\u7528\u3068\u691c\u8a3c<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30c7\u30d0\u30c3\u30b0\u30c4\u30fc\u30eb\u306e\u6d3b\u7528<\/strong><\/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\u652f\u63f4\u30c4\u30fc\u30eb\u306e\u8a2d\u5b9a\ngroup :development, :test do\n  gem 'debug'\n  gem 'better_errors'\n  gem 'binding_of_caller'\nend\n\n# ApplicationController\u3067\u306e\u30c7\u30d0\u30c3\u30b0\u652f\u63f4\nclass ApplicationController &lt; ActionController::Base\n  before_action :debug_params, if: -&gt; { Rails.env.development? }\n\n  private\n\n  def debug_params\n    Rails.logger.debug \"Parameters: #{params.inspect}\"\n    Rails.logger.debug \"Session: #{session.inspect}\"\n  end\nend<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u30c8\u30e9\u30d6\u30eb\u30b7\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>[ ] \u30a8\u30e9\u30fc\u30ed\u30b0\u306e\u78ba\u8a8d<\/li>\n\n\n\n<li>[ ] gem\u306e\u4e92\u63db\u6027\u30c1\u30a7\u30c3\u30af<\/li>\n\n\n\n<li>[ ] \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u78ba\u8a8d<\/li>\n\n\n\n<li>[ ] \u30ad\u30e3\u30c3\u30b7\u30e5\u306e\u30af\u30ea\u30a2<\/li>\n\n\n\n<li>[ ] \u4f9d\u5b58\u95a2\u4fc2\u306e\u518d\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/li>\n\n\n\n<li>[ ] \u30c6\u30b9\u30c8\u30b9\u30a4\u30fc\u30c8\u306e\u5b9f\u884c<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u306e\u30ac\u30a4\u30c9\u306b\u5f93\u3046\u3053\u3068\u3067\u3001Rails\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u95a2\u9023\u3059\u308b\u591a\u304f\u306e\u554f\u984c\u3092\u52b9\u7387\u7684\u306b\u89e3\u6c7a\u3067\u304d\u307e\u3059\u3002\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306f\u3001\u307e\u305a\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3068\u30ea\u30ea\u30fc\u30b9\u30ce\u30fc\u30c8\u3092\u78ba\u8a8d\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306e\u30b5\u30dd\u30fc\u30c8\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\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-1484","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\/1484","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=1484"}],"version-history":[{"count":1,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1484\/revisions"}],"predecessor-version":[{"id":1485,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1484\/revisions\/1485"}],"wp:attachment":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1484"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1484"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1484"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}