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create or replace procedure cust_update is
  cursor v_cur is
  select cust_id,cust_st_child_group_id,cust_st_group_id 
  from o_user_cons where cust_id not in
  (select cust_id from o_user_cons group by cust_id having count(cust_id)>=2);
  v_rownum number;
  v_cust_id varchar(20);
  v_cust_st_child_group_id number;
  v_cust_st_group_id number;

begin
  v_rownum:=1; 
open v_cur;
 loop
  fetch v_cur into v_cust_id,v_cust_st_child_group_id,v_cust_st_group_id;
  v_cust_st_group_id:=v_cust_st_group_id/100;
  if v_rownum<=300
  then update cust 
  set cust_id=v_cust_id,stratagem_child_group_id=v_cust_st_child_group_id,
  stratagem_group_id=v_cust_st_group_id;
  commit;
  v_rownum:=v_rownum+1;
  else exit;
  end if;
  end loop;
close v_cur;
end cust_update;
updateÓï¾äûÓÐÖ¸¶¨ÐУ¿ÄÇv_rownumÓÐʲôÓÃ

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