You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@arrow.apache.org by "Neal Richardson (Jira)" <ji...@apache.org> on 2019/08/20 23:25:00 UTC
[jira] [Updated] (ARROW-6078) [Java] Implement dictionary-encoded
subfields for List type
[ https://issues.apache.org/jira/browse/ARROW-6078?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Neal Richardson updated ARROW-6078:
-----------------------------------
Component/s: Java
> [Java] Implement dictionary-encoded subfields for List type
> -----------------------------------------------------------
>
> Key: ARROW-6078
> URL: https://issues.apache.org/jira/browse/ARROW-6078
> Project: Apache Arrow
> Issue Type: Sub-task
> Components: Java
> Reporter: Ji Liu
> Assignee: Ji Liu
> Priority: Minor
> Labels: pull-request-available
> Time Spent: 4.5h
> Remaining Estimate: 0h
>
> For example, int type List (valueCount = 5) has data like below:
> 10, 20
> 10, 20
> 30, 40, 50
> 30, 40, 50
> 10, 20
> could be encoded to:
> 0, 1
> 0, 1
> 2, 3, 4
> 2, 3, 4
> 0, 1
> with list type dictionary
> 10, 20, 30, 40, 50
> or
> 10,
> 20,
> 30,
> 40,
> 50
>
--
This message was sent by Atlassian Jira
(v8.3.2#803003)