Call and redirect output of Oracle stored procedure from unix script

Shell Programming and Scripting
1

Hi,
Can you assist me in how to redirect the output of oracle stored procedure from unix script?

Something similar to what i did for sybase

isql -U$MYDBLOG -D$MYDBNAME -S$MYDBSVR -P$MYDBPWD -o$MYFILE<< %% 
proc_my_test 8
go

%%

Thanks in advance - jak