oracle默认表空间名称及路径
D:\APP\ADMINISTRATOR\ORADATA\ORCL\USERS01.DBFD:\APP\ADMINISTRATOR\ORADATA\ORCL\UNDOTBS01.DBF
D:\APP\ADMINISTRATOR\ORADATA\ORCL\SYSAUX01.DBF
D:\APP\ADMINISTRATOR\ORADATA\ORCL\SYSTEM01.DBF
D:\APP\ADMINISTRATOR\ORADATA\ORCL\EXAMPLE01.DBF
查询语句
select t.tablespace_name,
t.file_name,
t.bytes / 1024 / 1024,
t.autoextensible,
t.maxbytes / 1024 / 1024
from dba_data_files t;
查看某个表空间有多少张表
select * from all_tables where tablespace_name='dba_data_files.tablespace_name';
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