创建临时表空间
create temporary tablespace QUERYNEEA
tempfile 'e:\oradata\queryneea_temp.dbf'
size 50m
autoextend on
next 50m maxsize 20480m
extent management local;
创建数据表空间
create tablespace QUERYNEEA
logging
datafile 'e:\oradata\queryneea_temp.dbf'
size 50m
autoextend on
next 50m maxsize 5120m
extent management local;
修改表空间名称
alter tablespace TEST rename to TEST1;
查询表空间 select * from sys.dba_tablespaces;
impdp queryneea/queryneea dumpfile=neea_cx.dmp logfile=log_neea.log
断开用户连接 删除表空间和用户
搜出该用户的session的SID,SERIAL码,然后kill掉
select sid,serial# from v$session where username='user_name';
alter system kill session 'sid,serial';
alter system kill session '527,2832';
删除用户
drop user user_name cascade;
删除表空间
drop tablespace tab_name including contents and datafiles
当前表空间大小
select * from dba_data_files where tablespace_name=$TABLESPACE
已使用的表空间大小
select * from dba_segments where tablespace_name=$TABLESPACE_NAME;
未使用空间大小
select * from dba_free_space where tablespace_name=$TABLESPACE_NAME;