Answers for "rails migration remove field command line"

6

how to remove columns from rails

rails generate migration RemoveFieldNameFromTableName field_name:datatype

remove_column :table_name, :column_name
Posted by: Guest on February-14-2020
1

rails remove column from model

class RemoveCountryFromSampleApps < ActiveRecord::Migration[5.0]
  def change
    remove_column :sample_apps, :country, :string
  end
end
Posted by: Guest on October-09-2020

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