class_docstr: Renders an SQL plan following ANSI SQL.
class_docstr_tok: ["Renders","an","SQL","plan","following","ANSI","SQL","."]
code: def expr_renderer(self) -> SqlExpressionRenderer:  # noqa :D
      return self.EXPR_RENDERER
  
imports: from __future__ import annotations
  import logging
  import textwrap
  from abc import ABC, abstractmethod
  from dataclasses import dataclass
  from typing import List, Optional, Sequence, Tuple
  from metricflow.sql.render.expr_renderer import DefaultSqlExpressionRenderer, SqlExpressionRenderer, SqlExpressionRenderResult
  from metricflow.sql.sql_bind_parameters import SqlBindParameters
  from metricflow.sql.sql_plan import SqlJoinDescription, SqlQueryPlan, SqlQueryPlanNode, SqlQueryPlanNodeVisitor, SqlSelectColumn, SqlSelectQueryFromClauseNode, SqlSelectStatementNode, SqlTableFromClauseNode
label_desc: Use image node_id 8 for calling the DefaultSqlQueryPlanRenderer obj's underlying member method code with example usage: obj.expr_renderer() and returns: self