摘要：
user_tab_columnsuser_tab_colsuser_cons_columns --索引select * from user_indexes a where a.table_name = 'DCS_RESERVED_DATA_RNSCB'；--主键select a.constraint 阅读全文
摘要：
select * from dba_objects a where lower(a.object_name)='fenics_trade_quote_table' 阅读全文