/**
  * Función que indica si la columna es una llave foránea
  * @param <type> $tableName
  * @param <type> $columnName
  * @return <type> array
  */
 public function findFKGenerateEntity($tableName, $columnName)
 {
     $schemaArray = parent::getDatabaseSchema($tableName);
     foreach ($schemaArray as $key => $schema) {
         if ($schema['COLUMN_NAME'] == $columnName) {
             return array("REFERENCED_TABLE_NAME" => $schema['REFERENCED_TABLE_NAME'], "REFERENCED_COLUMN_NAME" => $schema['REFERENCED_COLUMN_NAME']);
         }
     }
     return null;
 }