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https://issues.apache.org/jira/browse/HBASE-4196?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ming Ma reassigned HBASE-4196:
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Assignee: Ming Ma
> TableRecordReader may skip first row of region
> ----------------------------------------------
>
> Key: HBASE-4196
> URL: https://issues.apache.org/jira/browse/HBASE-4196
> Project: HBase
> Issue Type: Bug
> Components: mapreduce
> Affects Versions: 0.90.4
> Reporter: Jan Lukavsky
> Assignee: Ming Ma
>
> After the following scenario, the first record of region is skipped, without
> being sent to Mapper:
> - the reader is initialized with TableRecordReader.init()
> - then nextKeyValue is called, causing call to scanner.next() - here
> ScannerTimeoutException occurs
> - the scanner is restarted by call to restart() and then *two* calls to
> scanner.next() occur, causing we have lost the first row
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