--创建永久性表空间,保存永久信息
create tablespace bookspace
datafile 'F:\changweihua\bookspace.dbf'
size 50M
autoextend on
next 5M
maxsize 100M
--创建临时表空间，存储临时数据
create temporary tablespace booktemp
tempfile 'F:\changweihua\booktemp.dbf'
size 10M
autoextend on
next 2M
maxsize 20M
--撤销表空间，存储撤消数据
create undo tablespace bookundo
datafile 'F:\changweihua\bookundo.dbf'
size 50M
autoextend on
next 5M
maxsize 100M