exp的错误,这是什么原因
$ exp
Export: Release 9.0.1.4.0 - Production on Sat Aug 30 18:00:59 2003
(c) Copyright 2001 Oracle Corporation. All rights reserved.
Username: test/test
Connected to: Oracle9i Enterprise Edition Release 9.0.1.4.0 - 64bit Production
With the Partitioning and Real Application Clusters options
JServer Release 9.0.1.4.0 - Production
Enter array fetch buffer size: 4096 >
Export file: expdat.dmp > test
(1)E(ntire database), (2)U(sers), or (3)T(ables): (2)U > t
Export table data (yes/no): yes >
Compress extents (yes/no): yes >
Export done in ZHS16GBK character set and AL16UTF16 NCHAR character set
EXP-00002: error in writing to export fileerror closing export file
EXP-00000: Export terminated unsuccessfully