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Posted to dev@lens.apache.org by "Amareshwari Sriramadasu (JIRA)" <ji...@apache.org> on 2015/03/27 10:23:53 UTC
[jira] [Reopened] (LENS-450) Provide Timeline implementation that
stores ranges of presence.
[ https://issues.apache.org/jira/browse/LENS-450?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Amareshwari Sriramadasu reopened LENS-450:
------------------------------------------
Reopening to put the correct as resultion
> Provide Timeline implementation that stores ranges of presence.
> ---------------------------------------------------------------
>
> Key: LENS-450
> URL: https://issues.apache.org/jira/browse/LENS-450
> Project: Apache Lens
> Issue Type: Sub-task
> Components: cube
> Reporter: Rajat Khandelwal
> Assignee: Rajat Khandelwal
> Fix For: 2.1
>
>
> Data structure should hold a list of Range elements. a range has two TimePartition objects, begin and end. Mathametically, it will represent the following set:
> {noformat}
> [begin1, end1) U [begin2, end2) U [begin3, end3) U ....
> {noformat}
> The following constraint will hold:
> {noformat}
> begin1 < end1 < begin2 < end2 < begin3 < end3 < ......
> {noformat}
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