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how to implement a search engine like gmail?

 

 

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qibaoyuan at 126

Jul 18, 2012, 1:56 AM

Post #1 of 4 (173 views)
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how to implement a search engine like gmail?

HI buddy,
In gmail,there are many accounts,how google manage to search individual email without the risk of search other accounts email?If there are *huge* account,small index may knock down the server,any good idea?and, if an email belongs to *different subject*,how to solve the search problem?


liuyt1 at gmail

Jul 18, 2012, 5:38 AM

Post #2 of 4 (169 views)
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Re: how to implement a search engine like gmail? [In reply to]

it always add one more search conditional.
like you search by subject:hello.
the back end will search
subject:hello AND accound:齐保元

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chaoranxu at gmail

Jul 18, 2012, 8:27 AM

Post #3 of 4 (166 views)
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Re: how to implement a search engine like gmail? [In reply to]

Maybe everyone has his/her own index.

2012/7/18 뱣Ԫ <qibaoyuan [at] 126>

> HI buddy,
> In gmail,there are many accounts,how google manage to
> search individual email without the risk of search other accounts email?If
> there are *huge* account,small index may knock down the server,any good
> idea?and, if an email belongs to *different subject*,how to solve the
> search problem?


ian.lea at gmail

Jul 18, 2012, 8:40 AM

Post #4 of 4 (165 views)
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Re: how to implement a search engine like gmail? [In reply to]

That is one option. See recent thread (yesterday?) about possible
problems with that approach, and an alternative or two.

I've no idea how Google do it.

And I've no idea what you mean by problem with different subjects.


--
Ian.


On Wed, Jul 18, 2012 at 4:27 PM, ǰ <chaoranxu [at] gmail> wrote:
> Maybe everyone has his/her own index.
>
> 2012/7/18 뱣Ԫ <qibaoyuan [at] 126>
>
>> HI buddy,
>> In gmail,there are many accounts,how google manage to
>> search individual email without the risk of search other accounts email?If
>> there are *huge* account,small index may knock down the server,any good
>> idea?and, if an email belongs to *different subject*,how to solve the
>> search problem?

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