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Conference ulysse::rdb_vms_competition

Title:DEC Rdb against the World
Moderator:HERON::GODFRIND
Created:Fri Jun 12 1987
Last Modified:Thu Feb 23 1995
Last Successful Update:Fri Jun 06 1997
Number of topics:1348
Total number of notes:5438

949.0. "Oracle/IBM vs. Oracle/VAX." by MSAM03::ZAHIRYUSOF () Wed Jul 03 1991 17:50

    Hi,
    
    Does anyone knows whether there is any difference between Oracle/IBM
    and Oracle/VAX ? Is the database itself portable as they claimed i.e 
    you don't need any conversion of data ? How about the application 
    itself ?  and how about its performance - does it performs better on
    IBM machine rather than VAX ?
    
    A potential customer of ours is interested to switch from IBM to VAX
    but retain their database and applications which is running on Oracle.
    
    Thank you in advance for any input.
    
    Zahir.
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949.1Bound to be some differencesMAIL::DUNCANGGerry Duncan @KCO 452-3445Wed Jul 03 1991 20:0116
    The big issue will be the kind for forms system that is being
    used.  For example, if the "application" is using CICS's maps
    (forms), then you're totally out of luck.  On the other hand,
    if the application uses Oracle's SQL*forms, the chances are much
    better.  As you probably know, the way database files area allocated
    on IBM systems and VAX systems (which is underneath Oracle dbms) is
    very different.  I would expect the customer to use the Oracle 
    export feature on IBM and the import utility on VMS.  If I were you,
    I wouldn't even touch the performance question ... too many variables.
    An IBM 3090 will probably out perform a small VAX.  Also, there are
    some small things to think about, such as the differences between
    the IBM block mode terminals vs our VT terminals and I'm sure that
    keyboard mapping are bound to be different even in Oracle's SQL*forms
    environment.
    
    -- gerry
949.2Oracle on VAX 9000.MSAM03::ZAHIRYUSOFThu Jul 04 1991 03:417
    Hi,
    
    We are proposing a VAX 9000. Are there any sites that runs Oracle on
    VAX 9000 ?
    
    Rgds,
    Zahir.
949.3Import/Export feature in Oracle ?MSAM03::ZAHIRYUSOFThu Jul 04 1991 18:156
    re .1
    
    Has anyone use the Oracle Export feature on IBM and the Oracle import
    feature on VAX. Does it work ?
    
    Zahir/