/**
  * @param Where  $where
  * @param string $method
  * @param string $operation
  *
  * @return array
  */
 protected function writeWhereIn(Where $where, $method, $operation)
 {
     $collection = [];
     foreach ($where->{$method}() as $column => $values) {
         $newColumn = array($column);
         $column = SyntaxFactory::createColumn($newColumn, $where->getTable());
         $column = $this->columnWriter->writeColumn($column);
         $values = $this->writer->writeValues($values);
         $values = implode(", ", $values);
         $collection[] = "({$column} {$operation} ({$values}))";
     }
     return $collection;
 }