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Posted to dev@iotdb.apache.org by "Jialin Qiao (Jira)" <ji...@apache.org> on 2020/01/03 07:26:00 UTC

[jira] [Closed] (IOTDB-330) [Query Optimization] Improve the reading method of non-overlap unsequence data

     [ https://issues.apache.org/jira/browse/IOTDB-330?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jialin Qiao closed IOTDB-330.
-----------------------------
    Fix Version/s: 0.10.0-SNAPSHOT
       Resolution: Fixed

> [Query Optimization] Improve the reading method of non-overlap unsequence data
> ------------------------------------------------------------------------------
>
>                 Key: IOTDB-330
>                 URL: https://issues.apache.org/jira/browse/IOTDB-330
>             Project: Apache IoTDB
>          Issue Type: Improvement
>            Reporter: Zesong Sun
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 0.10.0-SNAPSHOT
>
>          Time Spent: 20m
>  Remaining Estimate: 0h
>
> Improve the reading method of unsequence data:
> * Make `UnseqResourceMergeReader` implement `IBatchReader`, and use `PriorityMergeReader` as a variable instead of extending it.
> * Make `PriorityMergeReader` not implement `IPointReader`, which returns Element directly instead of returning TimeValuePair
> * Split TimeValuePair in `PriorityMergeReader` heap element into time and value



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