exp 'dssdp/dssdp@orcl' file=pams.dmp owner=dssdp log=dssdp.log imp 'pams/pams@orcl' file=pams.dmp fromuser=dssdp touser=pams ignore=y constraints=y grants=y
exp 'dssdp/dssdp@orcl' file=pams.dmp owner=dssdp log=dssdp.log imp 'pams/pams@orcl' file=pams.dmp fromuser=dssdp touser=pams ignore=y constraints=y grants=y