/**
* Check if a table exists in the (sqlite) database.
*
* @param string $table
* @return bool
*/
private function tableExists($table)
{
static $tables = array();
if (isset($tables[$table]) === false) {
$tables[$table] = (bool) self::$database->fetchValue('SELECT count(*) FROM sqlite_master WHERE type="table" AND name=' . self::$database->quote($table));
}
return $tables[$table];
}
