select * from (select * from ldcode where 1=1 order by code desc) where rownum<11--这样写是对的
select * from ldcode where 1=1 order by code desc rownum<11--这样写报错了
select * from (select * from ldcode where 1=1 order by code desc) where rownum<11--这样写是对的
select * from ldcode where 1=1 order by code desc rownum<11--这样写报错了
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