==============================================================================================
|ID|OPERATOR                          |NAME                            |EST.ROWS|EST.TIME(us)|
----------------------------------------------------------------------------------------------
|0 |EXCHANGE IN REMOTE                |                                |8       |232         |
|1 |└─EXCHANGE OUT REMOTE             |                                |8       |228         |
|2 |  └─SUBPLAN FILTER                |                                |8       |218         |
|3 |    ├─TABLE RANGE SCAN            |a(ob_orgid_0081_ob_enddate_0081)|8       |38          |
|4 |    └─DISTRIBUTED TABLE RANGE SCAN|ctb_quotation(TradeDate,Reverse)|1       |23          |
==============================================================================================
Outputs & filters:
-------------------------------------
  0 - output([DATE_FORMAT(a.ob_enddate_0081, '%Y-%m-%d')], [a.f001n_0081], [ROUND(cast(subquery(1), DOUBLE(-1, -1)), 2)]), filter(nil)
  1 - output([DATE_FORMAT(a.ob_enddate_0081, '%Y-%m-%d')], [a.f001n_0081], [ROUND(cast(subquery(1), DOUBLE(-1, -1)), 2)]), filter(nil)
  2 - output([DATE_FORMAT(a.ob_enddate_0081, '%Y-%m-%d')], [a.f001n_0081], [ROUND(cast(subquery(1), DOUBLE(-1, -1)), 2)]), filter(nil), rowset=16
      exec_params_([a.ob_enddate_0081(:0)]), onetime_exprs_(nil), init_plan_idxs_(nil), use_batch=false
  3 - output([a.f001n_0081], [a.ob_enddate_0081]), filter([a.f001n_0081 IS NOT NULL]), rowset=16
      access([a.ID], [a.f001n_0081], [a.ob_enddate_0081]), partitions(p0)
      is_index_back=true, is_global_index=false, filter_before_indexback[false], 
      range_key([a.ob_orgid_0081], [a.ob_enddate_0081], [a.shadow_pk_0]), range(873843,MIN,MIN ; 873843,MAX,MAX), 
      range_cond([a.ob_orgid_0081 = '873843'])
  4 - output([ctb_quotation.ClosePrice]), filter([ctb_quotation.Stockcode = '873843'], [cast(ctb_quotation.ClosePrice, DOUBLE(-1, -1)) != cast('', DOUBLE(-1,
       -1))]), rowset=16
      access([ctb_quotation.ID], [ctb_quotation.Stockcode], [ctb_quotation.ClosePrice]), partitions(p0)
      limit(1), offset(nil), is_index_back=true, is_global_index=false, filter_before_indexback[false,false], 
      range_key([ctb_quotation.TradeDate], [ctb_quotation.ID]), range(MIN,MIN ; MAX,MAX)always true, 
      range_cond([ctb_quotation.TradeDate <= cast(:0, DATETIME(-1, -1))])