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Posted to notifications@iotdb.apache.org by "Jialin Qiao (Jira)" <ji...@apache.org> on 2021/11/23 02:51:00 UTC

[jira] [Reopened] (IOTDB-1930) MetadataIndex hash structure design

     [ https://issues.apache.org/jira/browse/IOTDB-1930?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jialin Qiao reopened IOTDB-1930:
--------------------------------

A disk based hash index:

Given an entry, calculate the hash bucket and its offset.

> MetadataIndex hash structure design
> -----------------------------------
>
>                 Key: IOTDB-1930
>                 URL: https://issues.apache.org/jira/browse/IOTDB-1930
>             Project: Apache IoTDB
>          Issue Type: Task
>            Reporter: Jialin Qiao
>            Assignee: Zesong Sun
>            Priority: Major
>   Original Estimate: 24h
>  Remaining Estimate: 24h
>
> Design hash structure of MetadataIndex according to the inspiration from [Timon: A Timestamped Event Database for Efficient Telemetry Data Processing and Analytics|https://dl.acm.org/doi/abs/10.1145/3318464.3386136].[1]
> [1] Cao, Wei, et al. "Timon: A Timestamped Event Database for Efficient Telemetry Data Processing and Analytics." Proceedings of the 2020 ACM SIGMOD International Conference on Management of Data. 2020.



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