text: -- vtab1.test
  -- 
  -- execsql {
  --     INSERT INTO treal VALUES(1, 2, 3);
  --     INSERT INTO treal VALUES(4, 5, 6);
  --     SELECT * FROM t1;
  -- }
  INSERT INTO treal VALUES(1, 2, 3);
  INSERT INTO treal VALUES(4, 5, 6);
  SELECT * FROM t1;