oracle创建表空间

create temporary tablespace usertmp
tempfile 'd:\usertmp.dbf'
size 50m
autoextend on
next 50m maxsize 20480m
extent management local;

/*第2步：创建数据表空间 */
create tablespace demo
logging
datafile 'D:\demo.dbf'
size 50m
autoextend on
next 50m maxsize 20480m
extent management local;

/*第3步：创建用户并指定表空间 */
create user demo identified by 123
default tablespace demo
temporary tablespace usertmp;

/*第4步：给用户授予权限 */
grant connect,resource,dba to demo;