Oracle is sorted by creation time. If the creation time is empty, the record is placed last

oracle Processing mode ：

stay oracle When the field in is null , Considered as the largest , It can be done by ：nulls last Put null value last .

grammar ：

select * from  Table name  order by  Sort field  desc nulls last

actual combat ：

select * from ucas_individual_proj order by created_dt desc nulls last