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 sql_table_exists
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<?php
/**
 *
 * This file is part of the phpBB Forum Software package.
 *
 * @copyright (c) phpBB Limited <https://www.phpbb.com>
 * @license GNU General Public License, version 2 (GPL-2.0)
 *
 * For full copyright and license information, please see
 * the docs/CREDITS.txt file.
 *
 */
namespace phpbb\db\tools;
/**
 * Database Tools for handling cross-db actions such as altering columns, etc.
 * Currently not supported is returning SQL for creating tables.
 */
class sqlite3 extends tools
{
    /**
     * {@inheritDoc}
     */
    function sql_table_exists($table_name)
    {
        $this->db->sql_return_on_error(true);
        $result = $this->db->sql_query("SELECT name FROM sqlite_master WHERE type='table' AND name='{$table_name}'");
        $this->db->sql_return_on_error(false);
        if (!empty($this->db->sql_fetchrowset($result)))
        {
            $this->db->sql_freeresult($result);
            return true;
        }
        return false;
    }
}