On 04/06/2012 02:40 PM, Guillaume Lelarge wrote:
> On Fri, 2012-04-06 at 08:03 -0400, Colin Beckingham wrote:
>> Given 3 tables, authors, books and words, each has a primary key.
>>
>> Attempting to use pgadmin to add a foreign key to books to link authors
>> to books, and a key to words to link words to books.
>>
>> The first step works ok (ignoring previously reported backtrace) and the
>> foreign key is added to books linking it to authors. However when
>> attempting to add a foreign key to words, pgadmin can still only see the
>> authors table as a reference table.
>>
>> Tried reloading and refreshing but pgadmin does not seem to see beyond
>> the authors table for the 'referencing' dropdown.
>>
>> Maybe I am missing a step. table books definitely has a primary key.
>
> Can you give us your tables' definition? Thanks.
>
>
CREATE TABLE authors
( authid serial NOT NULL, name character varying(250) NOT NULL, CONSTRAINT authors_pkey PRIMARY KEY (authid )
);
CREATE TABLE books
( bookid serial NOT NULL, authid integer NOT NULL, title character varying(250) NOT NULL, CONSTRAINT books_pkey
PRIMARYKEY (bookid ), CONSTRAINT books_authid_fkey FOREIGN KEY (authid) REFERENCES authors (authid) MATCH SIMPLE
ON UPDATE NO ACTION ON DELETE NO ACTION, CONSTRAINT books_bookid_key UNIQUE (bookid )
);
CREATE TABLE words
( wordid serial NOT NULL, lemma character varying(100), bookid integer, wcount integer, CONSTRAINT words_pkey
PRIMARYKEY (wordid )
);
CREATE INDEX words_bookid_idx ON words USING btree (bookid );
--
---
Colin Beckingham
613-454-5369
http://www.it4gh.com