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From ChadDavis <chadmichaelda...@gmail.com>
Subject Re: autoCommit
Date Mon, 10 Nov 2008 20:14:18 GMT
That's easy.  Thanks.

On Mon, Nov 10, 2008 at 1:12 PM, Michael McCandless <
lucene@mikemccandless.com> wrote:

>
> Actually, all non-deprecated ctors of IndexWriter set autoCommit to false.
>  Ie, in 3.0 autoCommit false will become the only option.
>
> Mike
>
>
> ChadDavis wrote:
>
>  The FAQ's have this index performance tip:
>>
>> Use autoCommit=false when you open your IndexWriter
>>
>>>
>>> In Lucene 2.3 there are substantial optimizations for Documents that use
>>> stored fields and term vectors, to save merging of these very large index
>>> files. You should see the best gains by using autoCommit=false for a
>>> single
>>> long-running session of IndexWriter. Note however that searchers will not
>>> see any of the changes flushed by this IndexWriter until it is closed; if
>>> that is important you should stick with autoCommit=true instead or
>>> periodically close and re-open the writer
>>>
>>
>>
>> But when I look at the API, there's no way to set autoCommit to false,
>> except via deprecated constrctors.
>>
>> Is this tip deprecated?
>>
>
>
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