oracle plsql template

declare  
   cursor cur is   
   SELECT * FROM  
        (  
        SELECT A.*, ROWNUM RN  
        FROM (

        select d.tbbm,i.inventoryid,i.chmc,i.jgbs,i.zhbs,i.chlx,i.createtime
        from s_product_detail d,s_inventory i
        where d.inventoryid=i.inventoryid and i.active=1 and d.tbbm is not null and i.chlx in (1,2)
        and i.inventoryid not in (

        select distinct(dd.inventoryid) from s_product_plan_detail dd where dd.productplansaletypeid in (
        select st.productplansaletypeid from s_product_plan_sale_type st 
        where to_char(xsrq,'yyyy-MM-dd')>='2018-06-01'))

        order by i.createtime

        ) A  
        -- 删除的数量
        WHERE ROWNUM <= 5  
        )  
        WHERE RN >= 0;

begin  
      dbms_output.enable(1000000); 
      for r in cur  
      loop  
          dbms_output.put_line('inventoryId='||r.inventoryId||' tbbm='||r.tbbm||' name='||r.chmc||' tenantId='||r.zhbs||' orgId='||r.jgbs||' type='||r.chlx); 
          -- 把标记置位0 
          update s_inventory i set active=0 where i.inventoryid=r.inventoryId;
          -- 清空同步编码
          update s_product_detail set tbbm=null where inventoryid=r.inventoryId;
          -- 插入回收表
          insert into s_inventory_sync_code_recovery(inventorysynccoderecoveryid,tenantid,hsbm,active)
                 values(sys_guid(),r.zhbs,r.tbbm,1);

      end loop;  
       commit;
exception
  when others then
    rollback;
    dbms_output.put_line('code:' || sqlcode);
    dbms_output.put_line('errm:' || sqlerrm);
    raise;
end;