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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

993.0. "Oracle on 3090 to VAX" by JENEVR::LINDQUIST () Wed Sep 18 1991 17:54

    We are working with customers migrating from IBM 3090's to VAX , some
    of whom run Oracle on the 3090. We need to identify areas where there
    might be problems in moving the Oracle db from the 3090 to Oracle on
    the VAX. If the applications running on top of Oracle use only the
    standard Oracle tools.(SQL/FORMS,PLUS,ETC) are there issues we need
    to be aware of in the migration? Is there more or less flexibility
    in terms of tuning on the VAX?
    
    Does anyone have experience in moving an Oracle db from 3090's to
    VAXes? What are those issues? Any gotchas?
    
    Thank you in advance.
    
    Also posted in the DATABASE_CONVERSIONS note conference.
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993.1Amended base noteJENEVR::LINDQUISTWed Sep 18 1991 22:398
    Let me amend the base note. I realized it appeared we were looking for
    problems in migration. What we really would like to know are
    differences in performance between Oracle on a 3090 and on a VAX9000
    and what features of Oracle or VAX/VMS can be used to optimize the db.
    
    We have had very good success with tuning RDB dbs on VAX9000's and are
    concerned that the Oracle flexibility will be lacking. (of course, I
    know..it's not RDB).