摘要:
1、查看所有表空间大小select tablespace_name,sum(bytes)/1024/1024 from dba_data_files group by tablespace_name;2、未使用的表空间大小select tablespace_name,sum(bytes)/1024/1024 from dba_free_space group by tablespace_name;3、使用的表空间大小select df.tablespace_name,SUM(df.bytes)/1024/1024 total,SUM(fs.bytes)/1024/1024 free,SUM(d 阅读全文