code: public List<TColumn> columnsOfType(GeoPackageDataType type) {
  		List<TColumn> columnsOfType = new ArrayList<>();
  		for (TColumn column : columns) {
  			if (column.getDataType() == type) {
  				columnsOfType.add(column);
  			}
  		}
  		return columnsOfType;
  	}
docs: Get the columns with the provided data type
  
  @param type
  data type
  @return columns
  @since 2.0.0