vendor/doctrine/dbal/lib/Doctrine/DBAL/Portability/Connection.php

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<?php
/*
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * This software consists of voluntary contributions made by many individuals
 * and is licensed under the MIT license. For more information, see
 * <http://www.doctrine-project.org>.
 */

namespace Doctrine\DBAL\Portability;

use Doctrine\DBAL\Cache\QueryCacheProfile;

/**
 * Portability wrapper for a Connection.
 *
 * @link   www.doctrine-project.org
 * @since  2.0
 * @author Benjamin Eberlei <kontakt@beberlei.de>
 */
class Connection extends \Doctrine\DBAL\Connection
{
    const PORTABILITY_ALL               = 255;
    const PORTABILITY_NONE              = 0;
    const PORTABILITY_RTRIM             = 1;
    const PORTABILITY_EMPTY_TO_NULL     = 4;
    const PORTABILITY_FIX_CASE          = 8;

    const PORTABILITY_DB2               = 13;
    const PORTABILITY_ORACLE            = 9;
    const PORTABILITY_POSTGRESQL        = 13;
    const PORTABILITY_SQLITE            = 13;
    const PORTABILITY_OTHERVENDORS      = 12;
    const PORTABILITY_DRIZZLE           = 13;
    const PORTABILITY_SQLANYWHERE       = 13;
    const PORTABILITY_SQLSRV            = 13;

    /**
     * @var integer
     */
    private $portability = self::PORTABILITY_NONE;

    /**
     * @var integer
     */
    private $case;

    /**
     * {@inheritdoc}
     */