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 *

  FROM (SELECT a.*, ROWNUM rn

          FROM (SELECT *

                  FROM table_name) a

         WHERE ROWNUM <= 40)

 WHERE rn >= 21

 

 

 

select first_name,rn from
    (select a.*, ROWNUM rn from s_emp a where ROWNUM<=10)
where rn>5;

 

 

oracle分页

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