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  1. #1
    Join Date
    Oct 2004
    Posts
    5

    Unanswered: when to use ER and HADR

    Hi all
    I want to know when to use ER and when to use HADR.
    Please help me out.

    Regards

  2. #2
    Join Date
    Aug 2003
    Location
    Argentina
    Posts
    780
    Hi,

    For use HDR you duplictate all instance.
    In ER you duplicate only tables.
    With Ibm-Informix 9.40 you can use both.

    Gustavo.

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