{"id":285,"date":"2016-07-21T11:00:00","date_gmt":"2016-07-21T02:00:00","guid":{"rendered":"https:\/\/p-corporate-blog-cms.mmmcorp.co.jp\/blog\/2016\/07\/21\/rails-db-schema-migration"},"modified":"2016-07-21T11:00:00","modified_gmt":"2016-07-21T02:00:00","slug":"rails-db-schema-migration","status":"publish","type":"post","link":"https:\/\/p-corporate-blog-cms.mmmcorp.co.jp\/blog\/2016\/07\/21\/rails-db-schema-migration\/","title":{"rendered":"Ruby on Rails\u306e\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u904b\u7528\u306b\u3064\u3044\u3066\u5f92\u7136\u306a\u308b\u307e\u307e\u306b"},"content":{"rendered":"<p>\u771f\u590f\u306b\u306a\u3063\u305f\u3068\u601d\u3063\u305f\u3089\u82b1\u7c89\u75c7\u3068\u304b\u30a2\u30ec\u30eb\u30ae\u30fc\u304c\u6fc0\u3057\u304f\u306a\u3063\u3066\u304d\u305f\u4e0b\u689d\u3067\u3059\u3002\u4eca\u306e\u5b63\u7bc0\u306f\u30a4\u30cd\u79d1\u306e\u82b1\u7c89\u304c\u98db\u3093\u3067\u3044\u308b\u3089\u3057\u3044\u3067\u3059\u3002<\/p>\n<p>\u4ee5\u524d\u3001Ruby on Rails\u3067\u306eDB\u30b9\u30ad\u30fc\u30de\u306e\u7ba1\u7406\u65b9\u6cd5\u3068\u3057\u3066Rails\u6a19\u6e96\u306e\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u6a5f\u80fd\u3067\u306f\u306a\u304fRidgepole\u3092\u5229\u7528\u3057\u305f\u904b\u7528\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002<a href=\"http:\/\/blog.mmmcorp.co.jp\/blog\/2016\/02\/24\/rails-db-schema\/\">\u307c\u304f\u3089\u306e\u304b\u3093\u304c\u3048\u305f \u3055\u3044\u304d\u3087\u3046\u306e DB\u30b9\u30ad\u30fc\u30de\u3046\u3093\u3088\u3046(Rails\u7248)<\/a>\u3002Ridgepole\u3092\u5229\u7528\u3059\u308b\u5834\u5408\u306eDB\u30b9\u30ad\u30fc\u30de\u904b\u7528\u6642\u306b\u306f\u3001Ridgepole\u3067\u7ba1\u7406\u3059\u308b\u30b9\u30ad\u30fc\u30de\u30d5\u30a1\u30a4\u30eb\u3092\u66f4\u65b0\u3057\u3066\u3044\u3063\u3066\u3001Ridgepole\u304c\u305d\u306e\u30b9\u30ad\u30fc\u30de\u30d5\u30a1\u30a4\u30eb\u3068\u5b9f\u969b\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u5dee\u5206\u3092\u57cb\u3081\u308bSQL\u3092\u767a\u884c\u3057\u3066\u304f\u308c\u307e\u3059\u3002<\/p>\n<p>Ridgepole\u3092\u4f7f\u3063\u305f\u904b\u7528\u306f\u5f0a\u793e\u3067\u306e\u4e00\u90e8\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u3046\u307e\u304f\u56de\u3063\u3066\u3044\u308b\u306e\u3067\u3059\u304c\u3001\u8af8\u4e8b\u60c5\u306b\u3088\u308aRidgepole\u3092\u4f7f\u308f\u305a\u306b\u3001\u6a19\u6e96\u306eRails\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002\u4f8b\u3048\u3070\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u7d0d\u671f\u304c\u30bf\u30a4\u30c8\u3067\u3001\u3067\u304d\u308b\u9650\u308aRails Way\u304b\u3089\u5916\u308c\u305a\u306b\u30ea\u30b9\u30af\u3092\u6e1b\u3089\u3057\u305f\u3044\u3068\u3044\u3063\u305f\u3088\u3046\u306a\u5834\u5408\u3067\u3059\u3002\u305f\u3060\u3001\u6a19\u6e96\u306eRails\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u306f\u7279\u306b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u521d\u671f\u6bb5\u968e\u3067\u9762\u5012\u306a\u90e8\u5206\u304c\u3042\u308a\u307e\u3059\u3002\u4eca\u65e5\u306f\u305d\u306e\u304a\u8a71\u3067\u3059\u3002<\/p>\n<p>\u4e0a\u8a18\u306b\u5f15\u7528\u3057\u305f\u8a18\u4e8b\u3067<\/p>\n<blockquote>\n<p>\u958b\u767a\u306e\u521d\u671f\u6bb5\u968e\u306b\u306fDB\u30b9\u30ad\u30fc\u30de\u304c\u983b\u7e41\u306b\u5909\u308f\u308b\u3053\u3068\u304c\u3042\u308b\u305f\u3081\u3001\u81a8\u5927\u306a\u6570\u306e\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u304c\u3067\u304d\u3066\u3057\u307e\u3046\u3002<\/p>\n<\/blockquote>\n<p>\u3068\u66f8\u304d\u307e\u3057\u305f\u3002\u5b9f\u969b\u306b\u306f\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u306e\u6570\u304c\u81a8\u5927\u306b\u306a\u308b\u3068\u3044\u3046\u554f\u984c\u3068\u3044\u3046\u3088\u308a\u306f\u3001\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u308b\u3053\u3068\u304c\u9762\u5012\u3068\u3044\u3046\u65b9\u304c\u554f\u984c\u3067\u3057\u3087\u3046\u304b\u3002\u4f8b\u3048\u3070\u3001\u4e00\u6c17\u306b\u591a\u6570\u306e\u30ab\u30e9\u30e0\u306e\u540d\u79f0\u5909\u66f4\u3092\u3057\u305f\u3044\u3068\u3044\u3046\u3088\u3046\u306a\u5834\u5408\u306b\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u3092\u65b0\u898f\u3067\u4f5c\u308b\u3088\u308a\u306f\u3001\u65e2\u5b58\u306e\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u3092\u4fee\u6b63\u3057\u3066\u30ab\u30e9\u30e0\u540d\u3092\u5909\u3048\u3066\u3057\u307e\u3063\u305f\u307b\u3046\u304c\u697d\u3067\u3059\u3002<\/p>\n<p>\u305d\u306e\u4e00\u65b9\u3001\u5404\u958b\u767a\u8005\u306e\u958b\u767a\u74b0\u5883\u306a\u3069\u306e\u3053\u3068\u3092\u8003\u3048\u308b\u3068\u3001\u65e2\u5b58\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u3092\u5909\u66f4\u3055\u308c\u308b\u3068\u3001\u518d\u5ea6 <code>rake db:migrate:reset<\/code> \u3084 <code>rake db:reset<\/code>\u306a\u3069\u3067\u6700\u521d\u304b\u3089\u4f5c\u308a\u76f4\u3057\u306b\u306a\u3063\u3066\u3057\u307e\u3046\u306e\u3067\u52d8\u5f01\u3057\u3066\u3088\u3068\u3044\u3046\u3053\u3068\u306b\u3082\u306a\u308a\u307e\u3059\u3002\u958b\u767a\u7528\u30c7\u30fc\u30bf\u306e\u518d\u4f5c\u6210\u3082\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u306a\u304c\u3089\u3001\u3044\u305a\u308c\u306b\u305b\u3088\u5927\u639b\u304b\u308a\u306aDB\u30b9\u30ad\u30fc\u30de\u5909\u66f4\u3067\u306f\u5404\u958b\u767a\u8005\u306e\u958b\u767a\u7528\u30c7\u30fc\u30bf\u3082\u4f5c\u308a\u76f4\u3057\u306b\u306a\u3063\u3066\u3057\u307e\u3046\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u3001\u305d\u308c\u3067\u3042\u308c\u3070\u7d50\u5c40\u65e2\u5b58\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u306e\u4fee\u6b63\u3092\u3057\u3066\u3082\u3044\u3044\u306e\u3067\u306f\u306a\u3044\u304b\u3068\u3044\u3046\u8a71\u306b\u3082\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u203b\u3082\u3061\u308d\u3093\u3001\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u306b\u306fDB\u30b9\u30ad\u30fc\u30de\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u3092\u3059\u308b\u3068\u3044\u3046\u76ee\u7684\u304c\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u65e2\u5b58\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u3092\u4fee\u6b63\u3059\u308b\u3068\u3044\u3046\u306e\u306f\u3042\u308b\u610f\u5473\u90aa\u9053\u306a\u3084\u308a\u65b9\u3068\u306f\u601d\u3044\u307e\u3059\u3002\u305f\u3060\u3001\u5b9f\u969b\u306e\u3068\u3053\u308d\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u521d\u671f\u6bb5\u968e\u306a\u3069\u3067\u5927\u304d\u304fDB\u30b9\u30ad\u30fc\u30de\u304c\u5909\u66f4\u3055\u308c\u3066\u3044\u304f\u969b\u306b\u3001\u6bce\u56de\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u3063\u3066\u308b\u3068\u9762\u5012\u3060\u3088\u30fc\u3068\u3044\u3046\u306e\u3082\u4e8b\u5b9f\u3060\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<h2 id=\"outline__1\" id=\"\u3058\u3083\u3042\u7d50\u5c40\u3069\u3046\u3059\u308c\u3070\u3044\u3044\u306e\u304b\">\u3058\u3083\u3042\u7d50\u5c40\u3069\u3046\u3059\u308c\u3070\u3044\u3044\u306e\u304b<\/h2>\n<p>DB\u30b9\u30ad\u30fc\u30de\u5909\u66f4\u6642\u306b\u767a\u751f\u3059\u308b\u30b3\u30b9\u30c8\u3068\u3057\u3066\u3001\u4ee5\u4e0b\u306e2\u70b9\u3092\u8003\u616e\u306b\u5165\u308c\u3066\u307f\u307e\u3059\u3002<\/p>\n<ul>\n<li>DB\u30b9\u30ad\u30fc\u30de\u5909\u66f4\u81ea\u4f53\u306e\u30b3\u30b9\u30c8<\/li>\n<li>DB\u30b9\u30ad\u30fc\u30de\u5909\u66f4\u306b\u4f34\u3046\u3001\u5404\u958b\u767a\u8005\u306e\u958b\u767a\u7528DB\u306e\u4f5c\u308a\u76f4\u3057\u3001\u958b\u767a\u7528\u4f5c\u6210\u306b\u95a2\u3059\u308b\u30b3\u30b9\u30c8<\/li>\n<\/ul>\n<p>\u4e00\u822c\u7684\u306b\u306f\u3001<\/p>\n<ul>\n<li>\u958b\u767a\u521d\u671f\uff1aDB\u30b9\u30ad\u30fc\u30de\u306e\u5909\u66f4\u304c\u591a\u3044\u3002\u5404\u958b\u767a\u8005\u306e\u958b\u767a\u7528\u30c7\u30fc\u30bf\u306f\u307e\u3060\u6574\u3063\u3066\u3044\u306a\u3044\u3002<\/li>\n<li>\u958b\u767a\u5f8c\u671f\uff1aDB\u30b9\u30ad\u30fc\u30de\u306e\u5909\u66f4\u306f\u5c11\u306a\u3044\u3002\u5404\u958b\u767a\u8005\u306e\u958b\u767a\u7528\u30c7\u30fc\u30bf\u306f\u3067\u304d\u308b\u9650\u308a\u4f5c\u308a\u76f4\u3057\u3057\u305f\u304f\u306a\u3044\u3002<\/li>\n<\/ul>\n<p>\u3068\u3044\u3046\u3053\u3068\u304c\u8a00\u3048\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u3002<\/p>\n<p>\u305d\u308c\u3092\u8e0f\u307e\u3048\u3066\u3001DB\u5909\u66f4\u6642\u306e\u30c8\u30fc\u30bf\u30eb\u30b3\u30b9\u30c8\u3092\u8003\u3048\u308b\u3068\u3001<\/p>\n<ul>\n<li>\u958b\u767a\u521d\u671f\u306b\u304a\u3044\u3066\u306f\u3001\u65e2\u5b58\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u3092\u4fee\u6b63<\/li>\n<li>\u958b\u767a\u5f8c\u671f\u306b\u304a\u3044\u3066\u306f\u3001\u65e2\u5b58\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u3092\u4fee\u6b63\u305b\u305a\u306b\u3001\u65b0\u898f\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u3092\u8ffd\u52a0<\/li>\n<\/ul>\n<p>\u3068\u3044\u3046\u306e\u304c\u30c8\u30fc\u30bf\u30eb\u30b3\u30b9\u30c8\u3092\u6e1b\u3089\u305b\u308b\u306e\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>\u305d\u3046\u306a\u308b\u3068\u3001\u958b\u767a\u306e\u3042\u308b\u30bf\u30a4\u30df\u30f3\u30b0\u307e\u3067\u306f\u65e2\u5b58\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u306e\u4fee\u6b63\u306fOK\u3060\u3051\u308c\u3069\u3082\u3001\u305d\u308c\u79fb\u884c\u306f\u65e2\u5b58\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u306f\u4fee\u6b63\u305b\u305a\u3001\u65b0\u898f\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u3092\u8ffd\u52a0\u3067\u5bfe\u5fdc\u3059\u308b\u3068\u3044\u3046\u3088\u3046\u306a\u904b\u7528\u304c\u3042\u308a\u5f97\u308b\u3068\u601d\u3044\u307e\u3059\u3002\u3082\u3061\u308d\u3093\u958b\u767a\u4eba\u6570\u30fb\u4f53\u5236\u3084\u305d\u306e\u4ed6\u306e\u4e8b\u60c5\u3082\u3042\u308b\u304b\u3068\u601d\u3044\u307e\u3059\u306e\u3067\u4e00\u6982\u306b\u306f\u8a00\u3048\u306a\u3044\u3068\u601d\u3044\u307e\u3059\u304c\u3002<\/p>\n<p>\u3068\u306f\u3044\u3044\u3064\u3064\u3082\u3001\u3053\u308c\u307e\u3067\u306e\u611f\u899a\u7684\u306b\u306fRidgepole\u3092\u5229\u7528\u3057\u305f\u904b\u7528\u304c\u4e00\u756a\u3084\u308a\u3084\u3059\u3044\u5370\u8c61\u3067\u3059\u3002\u4eca\u5f8c\u306f\u3067\u304d\u308b\u9650\u308aRidgepole\u904b\u7528\u306b\u79fb\u884c\u3057\u3066\u3044\u304f\u3053\u3068\u306b\u306a\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<p><a href=\"https:\/\/mmmcorp.co.jp\/services\/remote_system_engineering_service\/ruby\">Ruby on Rails\u3092\u6d3b\u7528\u3057\u305fWeb\u30b5\u30fc\u30d3\u30b9\u3084\u696d\u52d9\u30b7\u30b9\u30c6\u30e0\u958b\u767a<\/a>\u3092\u3054\u691c\u8a0e\u306e\u4f01\u696d\u69d8\u306f\u3001\u662f\u975eMMM\u306b\u3054\u76f8\u8ac7\u4e0b\u3055\u3044\u307e\u305b\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u771f\u590f\u306b\u306a\u3063\u305f\u3068\u601d\u3063\u305f\u3089\u82b1\u7c89\u75c7\u3068\u304b\u30a2\u30ec\u30eb\u30ae\u30fc\u304c\u6fc0\u3057\u304f\u306a\u3063\u3066\u304d\u305f\u4e0b\u689d\u3067\u3059\u3002\u4eca\u306e\u5b63\u7bc0\u306f\u30a4\u30cd\u79d1\u306e\u82b1\u7c89\u304c\u98db\u3093\u3067\u3044\u308b\u3089\u3057\u3044\u3067\u3059\u3002 \u4ee5\u524d\u3001Ruby on Rails\u3067\u306eDB\u30b9\u30ad\u30fc\u30de\u306e\u7ba1\u7406\u65b9\u6cd5\u3068\u3057\u3066Rails\u6a19\u6e96\u306e\u30de\u30a4\u30b0\u30ec\u30fc\u30b7\u30e7\u30f3\u6a5f\u80fd\u3067\u306f\u306a\u304fRidgepole\u3092\u5229\u7528\u3057\u305f\u904b\u7528\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002\u307c\u304f\u3089\u306e\u304b\u3093\u304c\u3048\u305f \u3055\u3044\u304d\u3087\u3046\u306e DB\u30b9\u30ad\u30fc\u30de\u3046\u3093\u3088\u3046(Rails\u7248)\u3002Ridgepole\u3092\u5229\u7528\u3059\u308b\u5834\u5408\u306eDB\u30b9\u30ad\u30fc\u30de\u904b\u7528\u6642 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