Example:
sudo su – oracle
.oraenv
db11g_1
sqlplus / as sysdba
grant dba to scott;
grant unlimited tablespace to scott
expdp scott/tiger tables=schema.tablename1,schema.tablename2,schema.tablename3 directory=oracledump dumpfile=exp_schema_20130117.dmp logfile=exp_schema_20130117.log
sudo su – oracle
.oraenv
db11g_2
sqlplus / as sysdba
grant dba to scott;
grant unlimited tablespace to scott
impdp scott/tiger remap_schema=oldschema:newschema remap_tablespace=oldtablespace:newtablespace,oldtablespace2:newtablespace2 directory=oracledump dumpfile=exp_schema_20130117.dmp logfile=imp_schema_20130117.log