select a.uniqueness 索引类型,b.index_name 索引名称,b.column_name 字段 from user_indexes a,user_ind_columns b
where a.table_name=b.table_name and a.index_name = b.index_name 
and a.table_owner=upper(‘ETL‘) and  a.table_name=‘HIS_BANKMENTRUST‘ order by a.uniqueness desc;