code: def __init__(self, database_name: str, query_string: str):
      super().__init__(
          PlanOprType.SQLALCHEMY, database_name, query_string
      )
  
file_path: evadb/evadb/plan_nodes/native_plan.py
imports: from evadb.plan_nodes.abstract_plan import AbstractPlan
  from evadb.plan_nodes.types import PlanOprType
label_desc: Use image node_id 1 to create a new SQLAlchemyPlan object from inherited base classes: NativePlan with example: obj = SQLAlchemyPlan(database_name, query_string)