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https://issues.apache.org/jira/browse/CARBONDATA-318?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jacky Li updated CARBONDATA-318:
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Summary: Implement an InMemory Sorter that makes maximum usage of memory
while sorting (was: Implement an ExternalSorter that makes maximum usage of
memory while sorting)
> Implement an InMemory Sorter that makes maximum usage of memory while sorting
> -----------------------------------------------------------------------------
>
> Key: CARBONDATA-318
> URL: https://issues.apache.org/jira/browse/CARBONDATA-318
> Project: CarbonData
> Issue Type: Sub-task
> Reporter: Jacky Li
> Assignee: Jacky Li
> Fix For: 0.2.0-incubating
>
>
> Change SortDataRows into an External Sorter, it should sort in memory until
> it reach configured size, then spill to disk. It should provide following
> interface:
> 1. addRow: insert rows into the sorter.
> 2. getIterator: will return an iterator that iterates on sorted rows, the
> sorted row could come from memory or files
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