nextcloud-server/lib/private/DB/QueryBuilder/ExpressionBuilder/SqliteExpressionBuilder.php

<?php
/**
 * @copyright Copyright (c) 2017 Robin Appelman <robin@icewind.nl>
 *
 * @author Robin Appelman <robin@icewind.nl>
 * @author Roeland Jago Douma <roeland@famdouma.nl>
 *
 * @license GNU AGPL version 3 or any later version
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 *
 */
namespace OC\DB\QueryBuilder\ExpressionBuilder;

class SqliteExpressionBuilder extends ExpressionBuilder {
	/**
	 * @inheritdoc
	 */
	public function like($x, $y, $type = null): string {
		return parent::like($x, $y, $type) . " ESCAPE '\\'";
	}

	public function iLike($x, $y, $type = null): string {
		return $this->like($this->functionBuilder->lower($x), $this->functionBuilder->lower($y), $type);
	}
}