[Xapian-discuss] how can i search and add document at same time

[David P. Novakovic]

Distinctly recall it being a corruption error.

I worked around it and moved on... would be quite hard for me to replicate
now unfortunately :(

I was doing very heavy (extremely even) reading and writing at the same
time...

On Wed, Sep 9, 2009 at 7:50 PM, Richard Boulton <richard at tartarus.org>wrote:

> 2009/9/9 David P. Novakovic <davidnovakovic at gmail.com>
>
>> The second handle will fail reads sometimes with a corrupt database
>> error...
>> I've spoken to olly about it.. i think the general concensus was that two
>> of
>> the files in the index may be at different revisions when the search is
>> performed.
>>
>
> I was aware that there have been problems like that in the past, but not
> that any such problems are outstanding.  Is there a ticket open about this?
> If so, I'd like to take a look, because I frequently run searches on high
> load systems in which the database is being updated behind the scenes, and
> haven't yet come across this with trunk.
>
> Just to check - you're not talking about a DatabaseModifiedError are you?
> If so, then calling reopen() on the Database reader before you perform each
> search, and ensuring that the time between modifications is greater than the
> time that a search takes should prevent you ever seeing
> DatabaseModifiedErrors.
>
> --
> Richard
>