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# frozen_string_literal: true
class AddFkToCiRefId < ActiveRecord::Migration[6.0]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
disable_ddl_transaction!
def up
add_concurrent_foreign_key :ci_pipelines, :ci_refs, column: :ci_ref_id, on_delete: :nullify
end
def down
with_lock_retries do
remove_foreign_key_if_exists :ci_pipelines, column: :ci_ref_id
end
end
end
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