create temporary tablespace user_temp tempfile 'C:dmpuser_temp.dbf' size 50m autoextend on next 50m maxsize 20480m extent management local; /*第2步：创建数据表空间 */ create tablespace TBS_RISK logging datafile 'C:dmpTBS_RISK.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 RISK identified by RISK default tablespace user_data temporary tablespace user_temp; /*第4步：给用户授予权限 */ grant connect,resource,dba to RISK; drop user RISK cascade;