window或linux平臺oracle非真正匯出exp小記

/**window平臺可以用nul實現非真正匯出dmp***linux or unix為/dev/null****/
C:\Users\123>exp file=nul full=y

Export: Release 11.2.0.1.0 - Production on Wed Apr 3 17:19:14 2013

Copyright (c) 1982, 2009, Oracle and/or its affiliates.  All rights rese

Connected to: Oracle Database 11g Enterprise Edition Release 11.2.0.1.0
Production
With the Partitioning, OLAP, Data Mining and Real Application Testing op
Export done in ZHS16GBK character set and AL16UTF16 NCHAR character set
server uses AL32UTF8 character set (possible charset conversion)