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From "peter chang (Commented) (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (LUCENE-3638) IndexReader.document always return a doc with all the stored fields loaded. And this can be slow for the indexed document contain huge fields
Date Sun, 11 Dec 2011 16:24:40 GMT

    [ https://issues.apache.org/jira/browse/LUCENE-3638?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13167129#comment-13167129
] 

peter chang commented on LUCENE-3638:
-------------------------------------

3. i do not think i can store only the interesting part because i do not know which is interesting
part at index time. For example, the digest part of the search results is generated according
to the query of somebody's.
                
> IndexReader.document always return a doc with all the stored fields loaded. And this
can be slow for the indexed document contain huge fields
> ---------------------------------------------------------------------------------------------------------------------------------------------
>
>                 Key: LUCENE-3638
>                 URL: https://issues.apache.org/jira/browse/LUCENE-3638
>             Project: Lucene - Java
>          Issue Type: Improvement
>          Components: core/index, core/search
>    Affects Versions: 4.0
>         Environment: 64bit linux java 1.6
>            Reporter: peter chang
>            Priority: Minor
>              Labels: patch
>             Fix For: 4.0
>
>         Attachments: doc.fields.patch
>
>
> when generating digest for some documents with huge fields, it should be unnecessary
to load the field but just interesting part of the field with the offset information. but
indexreader always return the whole field content. afterward, the customized storedfieldsreader
will got a repeated loading

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