gitlab-org--gitlab-foss/db/migrate/20201204090855_add_compound...

29 lines
981 B
Ruby

# frozen_string_literal: true
class AddCompoundIndexToVulnerabilityRemediationsTable < ActiveRecord::Migration[6.0]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
NEW_INDEX_NAME = 'index_vulnerability_remediations_on_project_id_and_checksum'
OLD_INDEX_NAME = 'index_vulnerability_remediations_on_checksum'
disable_ddl_transaction!
def up
add_concurrent_index :vulnerability_remediations, [:project_id, :checksum], unique: true, name: NEW_INDEX_NAME
add_concurrent_foreign_key :vulnerability_remediations, :projects, column: :project_id
remove_concurrent_index_by_name :vulnerability_remediations, OLD_INDEX_NAME
end
def down
add_concurrent_index :vulnerability_remediations, :checksum, unique: true, name: OLD_INDEX_NAME
remove_concurrent_index_by_name :vulnerability_remediations, NEW_INDEX_NAME
with_lock_retries do
remove_foreign_key_if_exists :vulnerability_remediations, column: :project_id
end
end
end