查询所有sequence创建语句

select 'create sequence '||sequence_name||  
       ' minvalue '||min_value||  
       ' maxvalue '||max_value||  
       ' start with '||last_number||  
       ' increment by '||increment_by||  
       (case when cache_size=0 then ' nocache' else ' cache '||cache_size end) ||';'  --这个是实时的Sequence
from user_sequences