--互换已实现损益已结算的操作日期更新为互换的交易日
update t_tbo_plinfo_entrys e
set  fbizdate=(select t.fbizdate from t_tbo_plinfo c,t_tm_trade t where c.ftradebillid =t.fid and c.fid=e.fid )
where fbiztype='buysettle' and fbizdate is null;