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  1. #1
    Join Date
    Jun 2003
    Posts
    45

    Unanswered: Rollback segment

    What is inside the rollback segment when inserting a record?

  2. #2
    Join Date
    Jan 2003
    Location
    Vienna, Austria
    Posts
    102

    Re: Rollback segment

    the 'old' blocks.

    the rollback segments holds images of the changed blocks before the DML.

    as an explanation see
    http://home.clara.net/dwotton/dba/snapshot.htm
    ^/\x

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