Rails 5 updating a record without updating timestamps
https://blog.bigbinary.com/2016/05/09/rails-5-allows-updating-without-updating-timestamps.html
info.jd = info.jd.gsub('责', '职责')
info.save(touch: false)
Rails 5 updating a record without updating timestamps
https://blog.bigbinary.com/2016/05/09/rails-5-allows-updating-without-updating-timestamps.html
info.jd = info.jd.gsub('责', '职责')
info.save(touch: false)
本文标题：Rails 5 更新数据不更新updated_at字段
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