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목록복제 (1)
Where The Streets Have No Name
구간데이터를 단위별로 나열해서 보여주기
with tmp as (select 'a' as id, to_date('200305021120', 'yyyymmddhh24mi') as sdate, to_date('200305021300', 'yyyymmddhh24mi') as edate from dual union select 'b' as id, to_date('200305021300', 'yyyymmddhh24mi') as sdate, to_date('200305021400', 'yyyymmddhh24mi') as edate from dual)select * from (select to_date('200305020000', 'yyyymmddhh24mi') + (level - 1) * 0.5 / 24 as s, to_date('200305020000'..
Developement/DataBase
2012. 8. 17. 11:51