2个回答
2014-02-27
展开全部
select a.*
from (select rownum id,'a' num
from dual
connect by rownum < 4) a,
(select rownum id from dual connect by rownum < 13) b
where a.id(+) = b.id;
类似这样
from (select rownum id,'a' num
from dual
connect by rownum < 4) a,
(select rownum id from dual connect by rownum < 13) b
where a.id(+) = b.id;
类似这样
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