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From Shashi Kant <sk...@sloan.mit.edu>
Subject Re: Optimum way to find all document without particular field
Date Wed, 04 Mar 2009 18:31:30 GMT
A simple solution would be to store the string "NULL" instead of null and
then query.


On Wed, Mar 4, 2009 at 1:26 PM, Chris Lu <chris.lu@gmail.com> wrote:

> Allahbaksh,
>
> If you ONLY want to find all document with a particular field that is not
> null, you can loop through the TermEnum and TermDocs to find all the
> document ids.
> But this can not easily be combined with other queries.
>
> --
>
> Chris Lu
>
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>
> Allahbaksh Mohammedali Asadullah wrote:
>
>> Hi,
>> What is the optimum way in which I can find all the document which has
>> particular field in it.
>>
>> Example
>> I want to find all the document in which the field text is not null.
>>
>> Regards,
>> Allahbaksh
>>
>> Allahbaksh Mohammedali Asadullah,
>> Software Engineering & Technology Labs,
>> Infosys Technolgies Limited, Electronics City,
>> Hosur Road, Bangalore 560 100, India.
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>>
>>
>>
>>
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