nextcloud-server/core/Migrations/Version14000Date20180712153140.php

<?php
/**
 * SPDX-FileCopyrightText: 2018 Nextcloud GmbH and Nextcloud contributors
 * SPDX-License-Identifier: AGPL-3.0-or-later
 */
namespace OC\Core\Migrations;

use OCP\DB\ISchemaWrapper;
use OCP\Migration\SimpleMigrationStep;

/**
 * add column for share notes
 *
 * Class Version14000Date20180712153140
 */
class Version14000Date20180712153140 extends SimpleMigrationStep {
	public function changeSchema(\OCP\Migration\IOutput $output, \Closure $schemaClosure, array $options) {
		/** @var ISchemaWrapper $schema */
		$schema = $schemaClosure();

		$table = $schema->getTable('share');
		$table->addColumn('note', 'text', ['notnull' => false]);

		return $schema;
	}
}