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From "Brian Loss (JIRA)" <>
Subject [jira] [Updated] (ACCUMULO-956) Iterator to transform key parts
Date Fri, 18 Jan 2013 16:54:12 GMT


Brian Loss updated ACCUMULO-956:

    Attachment: transforming_iterator-1.patch

Changes look good to me Keith.  I updated the option descriptions, and made the RangeIterator
a static inner class.  Changes are in transforming_iterator-1.patch.
> Iterator to transform key parts
> -------------------------------
>                 Key: ACCUMULO-956
>                 URL:
>             Project: Accumulo
>          Issue Type: Improvement
>            Reporter: Brian Loss
>             Fix For: 1.5.0
>         Attachments: key_transforming_iterator-1.patch, key_transforming_iterator-2.patch,
key_transforming_iterator-3.patch, key_transforming_iterator.patch, transforming_iterator-1.patch
> Iterators that transform parts of the key can be tricky if any transformation affects
sort ordering.  Implement an iterator that takes care of the tricky details that come with
modifying sort order (e.g., handling scan-time iterator reconstruction and the associated

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