I try to run sql command in the cmd and the result showing in hebrew like this:
C:\Users\owner>sqlplus / as sysdba
SQL*Plus: Release 11.2.0.1.0 Production on ß π÷εß° 26 14:14:16 2011
Copyright (c) 1982, 2010, Oracle. All rights reserved.
ετσß° α∞: Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 -
64bit Production With the Partitioning, OLAP, Data Mining and Real
Application Testing options
SQL> alter system switch logfile;
Σε≥°δ· ·σ≈≡Σ.
SQL> /
Σε≥°δ· ·σ≈≡Σ.
SQL>
I have windows 7 Home Premium in English and Oracle DB.
Are you sure, this is Hebrew? Looks like Greek. Anyway, check two things:
NLS_LANGsettings: http://www.oracle.com/technetwork/database/globalization/nls-lang-099431.html . Also, try to setNLS_LANGtoAMERICAN_AMERICA.WE8ISO8859P1