On 4 December 2011 12:32, Phoenix Kiula <phoenix.ki...@gmail.com> wrote:
> Hi.
>
> I have deleted a row from a table. Confirmed by "SELECT". All
> associated children tables don't have this key value either.
>
> Yet, when I insert this row back again, the primary key index on this
> table gives me a duplicate error.
>
> As demonstrated below. PGSQL version is 9.0.5.
>
> Is this common? I have vacuum analyzed the table three times. Still
> same problem. Why is the primary key index keeping a value that was
> deleted?
>
> Short of a REINDEX (which will lock the entire table....it's a large
> one) is there anything I can do to clear up the index?
>
> Thanks!
>
>
>
> mydb=# delete from stores where id = '20xrrs3';
> DELETE 0
> Time: 0.759 ms
>
> mydb=# INSERT INTO stores (id) VALUES ('20xrrs3');
> mydb-#
> ERROR: duplicate key value violates unique constraint "idx_stores_pkey"
> DETAIL: Key (id)=(20xrrs3) already exists.
> mydb=#
> mydb=#
>
>
Hi,
could you run the following queries and show us the results?
SELECT count(*) FROM stores WHERE id = '20xrrs3';
delete from stores where id = '20xrrs3';
SELECT count(*) FROM stores WHERE id = '20xrrs3';
and then show us the whole table structure, especially any rules or
triggers.
regards
Szymon
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