code: def physical_dataset():
      from superset.connectors.sqla.models import (
          SqlaTable,
          SqlMetric,
          TableColumn,
      )
      from superset.connectors.sqla.utils import get_identifier_quoter
  
      example_database = get_example_database()
  
      with example_database.get_sqla_engine_with_context() as engine:
          quoter = get_identifier_quoter(engine.name)
          # sqlite can only execute one statement at a time
          engine.execute(
              f"""
              CREATE TABLE IF NOT EXISTS physical_dataset(
              col1 INTEGER,
              col2 VARCHAR(255),
              col3 DECIMAL(4,2),
              col4 VARCHAR(255),
              col5 TIMESTAMP DEFAULT '1970-01-01 00:00:01',
              col6 TIMESTAMP DEFAULT '1970-01-01 00:00:01',
              {quoter('time column with spaces')} TIMESTAMP DEFAULT '1970-01-01 00:00:01'
              );
              """
          )
          engine.execute(
              """
              INSERT INTO physical_dataset values
              (0, 'a', 1.0, NULL, '2000-01-01 00:00:00', '2002-01-03 00:00:00', '2002-01-03 00:00:00'),
              (1, 'b', 1.1, NULL, '2000-01-02 00:00:00', '2002-02-04 00:00:00', '2002-02-04 00:00:00'),
              (2, 'c', 1.2, NULL, '2000-01-03 00:00:00', '2002-03-07 00:00:00', '2002-03-07 00:00:00'),
              (3, 'd', 1.3, NULL, '2000-01-04 00:00:00', '2002-04-12 00:00:00', '2002-04-12 00:00:00'),
              (4, 'e', 1.4, NULL, '2000-01-05 00:00:00', '2002-05-11 00:00:00', '2002-05-11 00:00:00'),
              (5, 'f', 1.5, NULL, '2000-01-06 00:00:00', '2002-06-13 00:00:00', '2002-06-13 00:00:00'),
              (6, 'g', 1.6, NULL, '2000-01-07 00:00:00', '2002-07-15 00:00:00', '2002-07-15 00:00:00'),
              (7, 'h', 1.7, NULL, '2000-01-08 00:00:00', '2002-08-18 00:00:00', '2002-08-18 00:00:00'),
              (8, 'i', 1.8, NULL, '2000-01-09 00:00:00', '2002-09-20 00:00:00', '2002-09-20 00:00:00'),
              (9, 'j', 1.9, NULL, '2000-01-10 00:00:00', '2002-10-22 00:00:00', '2002-10-22 00:00:00');
          """
          )
  
      dataset = SqlaTable(
          table_name="physical_dataset",
          database=example_database,
      )
      TableColumn(column_name="col1", type="INTEGER", table=dataset)
      TableColumn(
          column_name="col2", type="VARCHAR(255)", table=dataset
      )
      TableColumn(
          column_name="col3", type="DECIMAL(4,2)", table=dataset
      )
      TableColumn(
          column_name="col4", type="VARCHAR(255)", table=dataset
      )
      TableColumn(
          column_name="col5",
          type="TIMESTAMP",
          is_dttm=True,
          table=dataset,
      )
      TableColumn(
          column_name="col6",
          type="TIMESTAMP",
          is_dttm=True,
          table=dataset,
      )
      TableColumn(
          column_name="time column with spaces",
          type="TIMESTAMP",
          is_dttm=True,
          table=dataset,
      )
      SqlMetric(
          metric_name="count", expression="count(*)", table=dataset
      )
      db.session.add(dataset)
      db.session.commit()
  
      yield dataset
  
      engine.execute(
          """
          DROP TABLE physical_dataset;
      """
      )
      dataset = (
          db.session.query(SqlaTable)
          .filter_by(table_name="physical_dataset")
          .all()
      )
      for ds in dataset:
          db.session.delete(ds)
      db.session.commit()
  
imports: from __future__ import annotations
  import contextlib
  import functools
  import os
  from typing import Any, Callable, TYPE_CHECKING
  from unittest.mock import patch
  import pytest
  from flask.ctx import AppContext
  from flask_appbuilder.security.sqla import models
  from sqlalchemy.engine import Engine
  from superset import db, security_manager
  from superset.extensions import feature_flag_manager
  from superset.utils.core import json_dumps_w_dates
  from superset.utils.database import get_example_database, remove_database
  from tests.integration_tests.test_app import app, login
label_desc: Use image node_id 15 for calling a global function with example usage: physical_dataset() without return types