class_docstr: Python interface for SQL connections
docstr: Whether VegaFusion should fall back to the built-in DataFusion connection
  when SQL is encountered that is not supported by this connection's SQL dialect
  
  :return: bool
docstr_tok: ["Whether","VegaFusion","should","fall","back","to","the","built-in","DataFusion","connection","when","SQL","is","encountered","that","is","not","supported","by","this","connection","'s","SQL","dialect",":","return",":","bool"]
code: def fallback(self) -> bool:
      """
      Whether VegaFusion should fall back to the built-in DataFusion connection
      when SQL is encountered that is not supported by this connection's SQL dialect
  
      :return: bool
      """
      return True
  
imports: from typing import Dict, Optional
  import pandas
  import pyarrow
  from dataclasses import dataclass
  from abc import ABC, abstractmethod
label_desc: Use image node_id 4 for calling the SqlConnection obj's underlying member method code with example usage: obj.fallback() and returns: True