Why do you not use a sequence number like index ?
Something like :
create table tale1 {
seque serial,
field1,
field2,
field3,
...
primary key (field1, field2, field3)
)
create tabla table2 {
field4,
...
seque integer,
...)
with table1.seque = table2.seque
Bruno
Daniel Staal wrote:
>
> What is the best way to reference (use as foreign key) a table with
> multiple primary keys?
>
> Here's what I have:
> Table1:
> field1
> field2
> field3
> ...
> primary key (field1, field2, field3)
>
> Then I have another table that needs to reference Table1 with a
> foreign key. What I really want to do is:
> Table2:
> field1 Primary key
> field2 references table1
> ...
>
> But that doesn't work. I haven't yet tried the option of giving
> Table2 all three fields of Table1, partly because I'm not really sure
> how to write that... (I did try linking it to the implicit field
> generated when I created Table1. Didn't work.) The option I'm sure
> would work is shoving all three key fields of Table1 into one field,
> but that's a bit messy with the data. (Though it is doable.)
>
> Is there any really good way to do this that I'm just missing?
>
> Daniel T. Staal
>
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--
Bruno LEVEQUE
System Engineer
SARL NET6D
bruno.leveque@net6d.com
http://www.net6d.com
