Method isNull

client/rpcdataset.go:297–300

(index int32, rowNum int32)

}

func (s *IoTDBRpcDataSet) isNull(index int32, rowNum int32) bool {
	// -1 for time column which will never be null
	return index >= 0 && s.curTsBlock.GetColumn(index).IsNull(rowNum)
}

func (s *IoTDBRpcDataSet) getBooleanByIndex(columnIndex int32) (bool, error) {
	if index, err := s.getTsBlockColumnIndexForColumnIndex(columnIndex); err != nil {