code: def test_last_in_job(self, data_handler, scheduler):
      df = pd.DataFrame(
          [
              {"a": 1, "b": "a"},
              {"a": 2, "b": "b"},
          ]
      )
      self.set_handler(data_handler, name="pg", tables={"tasks": df})
  
      # -- create model --
      self.run_sql(
          """
                  CREATE model task_model
                  from pg (select * from tasks)
                  PREDICT a
                  using engine='dummy_ml'
              """
      )
  
      # create job to update table
      self.run_sql(
          """
            create job j1  (
              create table files.t1  (
                  SELECT m.*
                     FROM pg.tasks as t
                     JOIN task_model as m
                     where t.a > last and t.b='b'
              )
            )
            start now
            every hour
          """
      )
  
      scheduler.check_timetable()
  
      # table size didn't change
      calls = data_handler().query.call_args_list
      sql = calls[0][0][0].to_string()
      # getting current last value
      assert "ORDER BY a DESC LIMIT 1" in sql
  
      # insert new record to source db
  
      df.loc[len(df.index)] = [6, "a"]
  
      data_handler.reset_mock()
      # shift 'next run' and run once again
      job = self.db.Jobs.query.filter(self.db.Jobs.name == "j1").first()
      job.next_run_at = job.start_at - dt.timedelta(
          seconds=1
      )  # different time because there is unique key
      self.db.session.commit()
  
      scheduler.check_timetable()
  
      calls = data_handler().query.call_args_list
  
      assert len(calls) == 1
      sql = calls[0][0][0].to_string()
      # getting next value, greater than max previous
      assert "t.a > 2" in sql
      assert "t.b = 'b'" in sql
  
imports: from unittest.mock import patch
  import datetime
  import time
  import pytest
  import pandas
  from mindsdb_sql import parse_sql
  from .executor_test_base import BaseExecutorDummyML
label_desc: Use image node_id 11 for calling the TestProjectStructure obj's underlying member method code with example usage: obj.test_last_in_job(data_handler, scheduler) without return types