func()

in client/rpcdataset.go [473:508]

• 34 lines of code
• 4 McCabe index (conditional complexity)

func (s *IoTDBRpcDataSet) Close() (err error) {
	if s.IsClosed() {
		return nil
	}
	if s.client != nil {
		closeRequest := &rpc.TSCloseOperationReq{
			SessionId: s.sessionId,
			QueryId:   &s.queryId,
		}

		var status *rpc.TSStatus
		status, err = s.client.CloseOperation(context.Background(), closeRequest)
		if err == nil {
			err = VerifySuccess(status)
		}
	}

	s.columnCount = 0
	s.sessionId = -1
	s.queryId = -1
	s.rowsIndex = -1
	s.queryDataSet = nil
	s.sql = ""
	s.fetchSize = 0
	s.columnNameList = nil
	s.columnTypeList = nil
	s.columnOrdinalMap = nil
	s.columnTypeDeduplicatedList = nil
	s.currentBitmap = nil
	s.time = nil
	s.values = nil
	s.client = nil
	s.emptyResultSet = true
	s.closed = true
	return err
}