Storm\Drivers\Base\Relational\Queries\IConnection::FetchValue PHP 메소드

    public function FetchValue($QueryString, Bindings $Bindings = null);

 public function DropEngine(IConnection $Connection, QueryBuilder $QueryBuilder, Table $Table, Mysql\Tables\Engine $Trait)
 {
     $DefaultEngine = $Connection->FetchValue('SELECT @@storage_engine');
     QueryBuilderExtensions::AppendAlterTable($QueryBuilder, $Table);
     $QueryBuilder->AppendIdentifier('ENGINE #', [$DefaultEngine]);
 }