On Tue, 2005-11-29 at 18:00 +0200, Sterpu Victor wrote:
> I have the following table
...
> And the sequence for the id column:
> CREATE SEQUENCE cachedgroupmembers_id_seq CACHE 1000;
>
> Now the table is empty and I try to insert a row in this table:
> INSERT INTO cachedgroupmembers(groupid) values(55);
> And it works.
>
> Next I populate the table wittt aprox 700.000 records.
Now you need to set the sequence value:
SELECT setval('cachedgroupmembers_id_seq',(select max(id) FROM
cachedgroupmembers);
> And I do again "INSERT INTO cachedgroupmembers(groupid) values(55);".
> The error is : ERROR: duplicate key violates unique constraint
> "cachedgroupmembers_pkey"
That was because the sequence was trying to reuse one of the 700,000
values you just loaded.
--
Oliver Elphick olly@xxxxxxxxxx
Isle of Wight http://www.lfix.co.uk/oliver
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