code: def create_row_num_tv_expr(table_alias):
      tv_expr = TupleValueExpression(name=ROW_NUM_COLUMN)
      tv_expr.table_alias = table_alias
      tv_expr.col_alias = f"{table_alias}.{ROW_NUM_COLUMN.lower()}"
      tv_expr.col_object = ColumnCatalogEntry(
          name=ROW_NUM_COLUMN, type=ColumnType.INTEGER
      )
      return tv_expr
  
imports: from __future__ import annotations
  import re
  from typing import TYPE_CHECKING, List
  import pandas
  from evadb.catalog.catalog_type import ColumnType, TableType
  from evadb.catalog.catalog_utils import get_video_table_column_definitions, is_document_table, is_pdf_table, is_string_col, is_video_table
  from evadb.catalog.models.column_catalog import ColumnCatalogEntry
  from evadb.catalog.models.table_catalog import TableCatalogEntry
  from evadb.catalog.sql_config import IDENTIFIER_COLUMN
  from evadb.catalog.sql_config import ROW_NUM_COLUMN
  from evadb.expression.abstract_expression import AbstractExpression, ExpressionType
  from evadb.expression.function_expression import FunctionExpression
  from evadb.expression.tuple_value_expression import TupleValueExpression
  from evadb.parser.alias import Alias
  from evadb.parser.create_statement import ColumnDefinition
  from evadb.parser.table_ref import TableInfo, TableRef
  from evadb.third_party.databases.interface import get_database_handler
  from evadb.utils.logging_manager import logger
label_desc: Use image node_id 7 for calling a global function with example usage: create_row_num_tv_expr(table_alias) and returns: tv_expr