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# frozen_string_literal: true
class RemoveProjectsExternalPullRequestsProjectIdFk < Gitlab::Database::Migration[1.0]
disable_ddl_transaction!
def up
return unless foreign_key_exists?(:external_pull_requests, :projects, name: "fk_rails_bcae9b5c7b")
with_lock_retries do
execute('LOCK projects, external_pull_requests IN ACCESS EXCLUSIVE MODE') if transaction_open?
remove_foreign_key_if_exists(:external_pull_requests, :projects, name: "fk_rails_bcae9b5c7b")
end
end
def down
add_concurrent_foreign_key(:external_pull_requests, :projects, name: "fk_rails_bcae9b5c7b", column: :project_id, target_column: :id, on_delete: :cascade)
end
end
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