{"blog_title":"\u4e16\u754c\u4e2d\u306e\u7f8a\u3092\u304b\u304d\u96c6\u3081\u3066","type":"rich","width":"100%","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fshepherdmaster.hateblo.jp%2Fentry%2F2015%2F12%2F16%2F013000\" title=\"switch_point\u3092\u4f7f\u3063\u305f\u969b\u306b\u8907\u6570\u30e2\u30c7\u30eb\u306e\u66f4\u65b0\u306b\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u304b\u3051\u308b - \u4e16\u754c\u4e2d\u306e\u7f8a\u3092\u304b\u304d\u96c6\u3081\u3066\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"shepherdMaster","provider_url":"https://hatena.blog","image_url":null,"title":"switch_point\u3092\u4f7f\u3063\u305f\u969b\u306b\u8907\u6570\u30e2\u30c7\u30eb\u306e\u66f4\u65b0\u306b\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u304b\u3051\u308b","categories":["Rails"],"blog_url":"https://shepherdmaster.hateblo.jp/","published":"2015-12-16 01:30:00","description":"switch_point\u3092\u4f7f\u3063\u305f\u969b\u306b\u8907\u6570\u30e2\u30c7\u30eb\u306e\u66f4\u65b0\u306b\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u304b\u3051\u308b\u306e\u306b\u5c11\u3057\u30cf\u30de\u3063\u305f\u3002 \u6700\u521d\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f8\u3044\u305f\u3002 ActiveRecord::Base.transaction do ModelA.with_writable do save! modelB.save! end end \u305f\u3060\u3053\u308c\u3060\u3068rollback\u3055\u308c\u306a\u3044\u3002 \u4ee5\u4e0b\u3067\u3082\u30c0\u30e1\u3002 ModelA.with_writable do ActiveRecord::Base.transaction do save! modelB.save! end end \u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3059\u308b\u3068rollback\u3055\u308c\u308b\u3002 ModelA.transaction\u2026","author_url":"https://blog.hatena.ne.jp/shepherdMaster/","height":"190","url":"https://shepherdmaster.hateblo.jp/entry/2015/12/16/013000","version":"1.0","provider_name":"Hatena Blog"}