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Posted to dev@phoenix.apache.org by "Maryann Xue (JIRA)" <ji...@apache.org> on 2016/04/03 17:44:25 UTC
[jira] [Resolved] (PHOENIX-2714) Correct byte estimate in
BaseResultIterators and expose as interface
[ https://issues.apache.org/jira/browse/PHOENIX-2714?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Maryann Xue resolved PHOENIX-2714.
----------------------------------
Resolution: Fixed
> Correct byte estimate in BaseResultIterators and expose as interface
> --------------------------------------------------------------------
>
> Key: PHOENIX-2714
> URL: https://issues.apache.org/jira/browse/PHOENIX-2714
> Project: Phoenix
> Issue Type: Bug
> Affects Versions: 4.7.0
> Reporter: Maryann Xue
> Assignee: Maryann Xue
> Labels: statistics
> Fix For: 4.8.0
>
> Attachments: PHOENIX-2714.patch, PHOENIX-2714_2.patch, PHOENIX-2714_3.patch
>
>
> The bytes are accumulated even if the range intersect is empty (produces a null scan).
> {code}
> while (guideIndex < gpsSize && (currentGuidePost.compareTo(endKey) <= 0 || endKey.length == 0)) {
> Scan newScan = scanRanges.intersectScan(scan, currentKeyBytes, currentGuidePostBytes, keyOffset,
> false);
> estimatedRows += gps.getRowCounts().get(guideIndex);
> estimatedSize += gps.getByteCounts().get(guideIndex);
> scans = addNewScan(parallelScans, scans, newScan, currentGuidePostBytes, false, regionLocation);
> currentKeyBytes = currentGuidePost.copyBytes();
> currentGuidePost = PrefixByteCodec.decode(decoder, input);
> currentGuidePostBytes = currentGuidePost.copyBytes();
> guideIndex++;
> }
> {code}
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