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path: root/db/migrate/20200715135130_create_vulnerability_historical_statistics.rb
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# frozen_string_literal: true

class CreateVulnerabilityHistoricalStatistics < ActiveRecord::Migration[6.0]
  include Gitlab::Database::MigrationHelpers

  INDEX_NAME = 'index_vuln_historical_statistics_on_project_id_and_date'

  DOWNTIME = false

  def up
    with_lock_retries do
      create_table :vulnerability_historical_statistics do |t|
        t.timestamps_with_timezone null: false
        t.references :project, null: false, index: false, foreign_key: { on_delete: :cascade }
        t.integer :total, default: 0, null: false
        t.integer :critical, default: 0, null: false
        t.integer :high, default: 0, null: false
        t.integer :medium, default: 0, null: false
        t.integer :low, default: 0, null: false
        t.integer :unknown, default: 0, null: false
        t.integer :info, default: 0, null: false
        t.date :date, null: false
        t.integer :letter_grade, limit: 1, null: false
        t.index [:project_id, :date], unique: true, name: INDEX_NAME
      end
    end
  end

  def down
    with_lock_retries do
      drop_table :vulnerability_historical_statistics
    end
  end
end