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From 齐保元 <>
Subject Re: how does lucene deal with intersection?
Date Sat, 21 Jul 2012 03:28:44 GMT
thank you,but what to do if i want to query "ratings" besides "cotent" at the same time.from
the page you provided i dont see how join would work out.

Michael McCandless <>编写:

>Maybe query time join?
>Mike McCandless
>On Fri, Jul 20, 2012 at 5:58 AM, 齐保元 <> wrote:
>> hi,
>>        I have two collections:the first collection has documents like 'docID,content',
and the other collection has documents like 'docID,ratings'.Is there any fast algorithm to
get the intersection between these two collections after search? I canot merge the fields
together for particular reasons.
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