Re: Is cycle references? - Mailing list pgsql-general

From Stephan Szabo
Subject Re: Is cycle references?
Date
Msg-id Pine.BSF.4.10.10011011335330.71136-100000@megazone23.bigpanda.com
Whole thread Raw
In response to Is cycle references?  (<limin@www.pumpkinnet.com>)
List pgsql-general
On Wed, 1 Nov 2000 limin@www.pumpkinnet.com wrote:

>
> The db schema we have need to do a cycle references.  I.e.,
> an attribute in table_1 references the key in table_2 and
> an attribute in table_2 references the key in table_1.  However,
> PostgreSQL does not allow us to make reference to an "non-existing" table!
> If we create a fake table_2 first, then create table_1, drop table_2,
> create the "real" table_2, we will lost the reference constraint during
> droping the "fake" table_2.
>
> Is there any work-around on this issue?
Use ALTER TABLE ADD CONSTRAINT to add the constraint after
the second table is made.


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