text: -- 
  -- @description test sql test case: basic
  -- @created 2012-07-10 12:00:00
  -- @modified 2012-07-10 12:00:02
  -- @tags basic
  -- @product_version gpdb: main
  -- @dbname gptest
  -- @gucs gp_optimizer=on;gp_log_optimizer=on
  -- start_ignore
  SET gp_optimizer=on;
  SET gp_log_optimizer=on;
  -- end_ignore
  -- start_ignore
  drop table if exists foo;
  -- end_ignore
  
  create table foo (a int);
  insert into foo select generate_series(1,9);
  select * from foo order by a;
  drop table foo;
  