oliven102201的专栏

insert into sup_sys_config select * from sup_sys_config as of timestamp to_timestamp('2012-09-13 21:06:00','yyyy-mm-dd hh24:mi:ss') ;

系统表 dba_data_files dba_users user_tables user_tab_cols user_views user_updatable_columns 视图操作数据限制 user_constraints 数据字典，约束 user_types 对象表 user_type_attrs user_mviews 物化视图 user_cons_columns...