1. 查看所有表空间大小
SQL> select tablespace_name,sum(bytes)/1024/1024 from dba_data_files group by tablespace_name;SQL> select tablespace_name,sum(
1. 查看所有表空间大小
SQL> select tablespace_name,sum(bytes)/1024/1024 from dba_data_files group by tablespace_name;SQL> select tablespace_name,sum(