db/migrate/20190828110802_add_not_null_constraints_to_prometheus_metrics_y_label_and_unit.rb


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class AddNotNullConstraintsToPrometheusMetricsYLabelAndUnit < ActiveRecord::Migration[5.2]
  DOWNTIME = false

  def change
    change_column_null(:prometheus_metrics, :y_label, false)
    change_column_null(:prometheus_metrics, :unit, false)
  end
end