class_docstr: Python interface for VegaFusion Sql Dataset
docstr: Name of source table for use in queries
code: def table_name(self) -> str:
      """Name of source table for use in queries"""
      raise NotImplementedError()
  
file_path: vegafusion/python/vegafusion/vegafusion/dataset/sql.py
imports: from abc import ABC, abstractmethod
  import pyarrow
  from typing import TYPE_CHECKING
label_desc: Use image node_id 2 for calling the SqlDataset obj's underlying member method code with example usage: obj.table_name() without return types