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Re: a simple question about FKs

From: Alexandre Gorbatchev <alexandre.gorbatchev_at_avermann.de>
Date: Tue, 18 Jun 2002 06:58:24 -0800
Message-ID: <F001.00480477.20020618065824@fatcity.com>


Hi Gene,

You cannot truncate a table that is a parent in enabled FK constraints. You did the right thing. or you can simply delete (of course longer) with enabled constraints.

--
Alexandre


> Hi.
>
> I was trying to truncate a table, which is a parent
> to two other tables (its PK is referred to by two FKs
> from two other tables). These "other" tables are
> empty.
> When I tried to truncate the parent table, however, I
> got an error message ORA-02266: unique/primary keys in
> table referenced by enabled foreign keys. I thought
> that as long as the child tables are empty, the RI
> shouldn't matter, but I had to disable the FKs before
> being able to truncate the table. Is that the way
> Oracle checks truncates (no enabled RIs even if the
> tables are empty) or did I do something incorrectly?
>
> thanks
>
> Gene
>
>
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-- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: Alexandre Gorbatchev INET: alexandre.gorbatchev_at_avermann.de Fat City Network Services -- (858) 538-5051 FAX: (858) 538-5051 San Diego, California -- Public Internet access / Mailing Lists -------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: ListGuru_at_fatcity.com (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).
Received on Tue Jun 18 2002 - 09:58:24 CDT

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