FAQ
Dear DBA Gurus,
How to add the functionality of "on delete cascade" to an existing foreign
key constraint without dropping the constraint and recreating it using
"Alter" command?
Thanks and Regards,
Ranganath

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  • Joe Testa at Jul 24, 2001 at 11:19 am
    sounds like a trigger is needed.

    joe
    Ranganath K wrote:
    Dear DBA Gurus,
    How to add the functionality of "on delete cascade" to an existing foreign
    key constraint without dropping the constraint and recreating it using
    "Alter" command?
    Thanks and Regards,
    Ranganath

    DISCLAIMER: This correspondence is confidential and intended for the named
    recipient(s) only. If you are not the named recipient and receive this
    correspondence in error, you must not copy, distribute or take any action in
    reliance on it and you should delete it from your system and notify the
    sender immediately. Unless otherwise stated, any views or opinions expressed
    are solely those of the author and do not represent those of Subex Systems
    Limited.

    www.subexgroup.com

    --
    Please see the official ORACLE-L FAQ: http://www.orafaq.com
    --
    Author: Ranganath K
    INET: ranganathk_at_subexgroup.com

    Fat City Network Services -- (858) 538-5051 FAX: (858) 538-5051
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    For Sale: Oracle-dba.com domain, its not going cheap but feel free to
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    Author: Joe Testa
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  • William Beilstein at Jul 24, 2001 at 11:44 am
    While a ON DELETE trigger would do what you want, why don't you want to rebuild the
    constraint?
    teci_at_the-testas.net 07/24/01 08:05AM >>>
    sounds like a trigger is needed.

    joe
    Ranganath K wrote:
    Dear DBA Gurus,
    How to add the functionality of "on delete cascade" to an existing foreign
    key constraint without dropping the constraint and recreating it using
    "Alter" command?
    Thanks and Regards,
    Ranganath

    DISCLAIMER: This correspondence is confidential and intended for the named
    recipient(s) only. If you are not the named recipient and receive this
    correspondence in error, you must not copy, distribute or take any action in
    reliance on it and you should delete it from your system and notify the
    sender immediately. Unless otherwise stated, any views or opinions expressed
    are solely those of the author and do not represent those of Subex Systems
    Limited.

    www.subexgroup.com

    --
    Please see the official ORACLE-L FAQ: http://www.orafaq.com
    --
    Author: Ranganath K
    INET: ranganathk_at_subexgroup.com

    Fat City Network Services -- (858) 538-5051 FAX: (858) 538-5051
    San Diego, California -- Public Internet access / Mailing Lists
    --------------------------------------------------------------------
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    also send the HELP command for other information (like subscribing)
    --
    Joe Testa
    Performing Remote DBA Services, need some backup DBA support?
    For Sale: Oracle-dba.com domain, its not going cheap but feel free to
    ask :)
    --
    Please see the official ORACLE-L FAQ: http://www.orafaq.com
    --
    Author: Joe Testa
    INET: teci_at_the-testas.net

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    Author: William Beilstein
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postedJul 24, '01 at 10:40a
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