Re: can't reindex a couple of tables

Hi Jim,

I must have had a corrupt index as vacuum analyze verbose came back
with an error and crapped out the postgres instance. Once I re-
indexed the problem went away. This issue hasn't returned since re-
indexing.

Thanks,


brendan duddridge | CTO | 403-520-5793 x24 | brendan@shoptoit.ca

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On May 15, 2006, at 2:27 PM, Jim C. Nasby wrote:

> On Fri, May 05, 2006 at 12:41:56PM -0600, Brendan Duddridge wrote:
>> They both have a click_count column that we update with "update
>> attribute set click_count = click_count + 1;" and the same for the
>> attribute_value table. Postgres is getting hung up on any transaction
>> that attempts to update the click_count. I've vacuum analyzed both
>> tables and that worked fine. Now I tried to reindex them and Postgres
>> is just locking up and never finishing. I had to cancel the reindex.
>
> I'm sure it would finish if you gave it enough time. Why are you
> reindexing?
>
>> The attribute table has only 3434 rows in it.
>> The attribute_value table has only 548735 in it.
>>
>> Either one I try to reindex causes that Postgres connection to hang
>> until I cancel the reindex command.
>
> Try looking in pg_locks. Reindex needs an exclusive lock IIRC, so
> anything else that's hitting the table will have to finish before the
> reindex can start.
> --
> Jim C. Nasby, Sr. Engineering Consultant      jnasby@pervasive.com
> Pervasive Software      http://pervasive.com    work: 512-231-6117
> vcard: http://jim.nasby.net/pervasive.vcf       cell: 512-569-9461
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