PostgreSQL92Platform.php 2.41 KB
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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\Platforms;

/**
 * Provides the behavior, features and SQL dialect of the PostgreSQL 9.2 database platform.
 *
 * @author Steve Müller <st.mueller@dzh-online.de>
 * @link   www.doctrine-project.org
 * @since  2.5
 */
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class PostgreSQL92Platform extends PostgreSQL91Platform
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{
    /**
     * {@inheritdoc}
     */
    public function getJsonTypeDeclarationSQL(array $field)
    {
        return 'JSON';
    }

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    /**
     * {@inheritdoc}
     */
    public function getSmallIntTypeDeclarationSQL(array $field)
    {
        if ( ! empty($field['autoincrement'])) {
            return 'SMALLSERIAL';
        }

        return parent::getSmallIntTypeDeclarationSQL($field);
    }

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    /**
     * {@inheritdoc}
     */
    public function hasNativeJsonType()
    {
        return true;
    }

    /**
     * {@inheritdoc}
     */
    protected function getReservedKeywordsClass()
    {
        return 'Doctrine\DBAL\Platforms\Keywords\PostgreSQL92Keywords';
    }

    /**
     * {@inheritdoc}
     */
    protected function initializeDoctrineTypeMappings()
    {
        parent::initializeDoctrineTypeMappings();
        $this->doctrineTypeMapping['json'] = 'json_array';
    }
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    /**
     * {@inheritdoc}
     */
    public function getCloseActiveDatabaseConnectionsSQL($database)
    {
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        $database = $this->quoteStringLiteral($database);

        return "SELECT pg_terminate_backend(pid) FROM pg_stat_activity WHERE datname = $database";
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    }
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}