Rails Query Database Without ActiveRecord

The official logo of the database query MySQL Slovenčina: Oficiálne logo dotazovací databázy MySQL (Photo credit: Wikipedia)

Hi all,

I want to share to query Mysql without ActiveRecord (find_by_sql, or where, or connection).
Please follow me to query
1. Please go to rails console
2. And and the this line.

    config = ActiveRecord::Base.configurations[Rails.env]

    connect = Mysql2::Client.new(config)

    data = connect.query("SELECT * FROM users")

    data.map {|user| user["email"]}
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I hope this article can help you.