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https://issues.apache.org/jira/browse/HIVE-23030?focusedWorklogId=409387&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-409387
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ASF GitHub Bot logged work on HIVE-23030:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 25/Mar/20 09:03
Start Date: 25/Mar/20 09:03
Worklog Time Spent: 10m
Work Description: kgyrtkirk commented on pull request #960: HIVE-23030 ds
rollup union
URL: https://github.com/apache/hive/pull/960#discussion_r397697500
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File path:
ql/src/java/org/apache/hadoop/hive/ql/exec/DataSketchesFunctions.java
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@@ -53,169 +72,256 @@
private static final String SKETCH_TO_VARIANCES = "variances";
private static final String SKETCH_TO_PERCENTILE = "percentile";
- private final Registry system;
+ private List<SketchDescriptor> sketchClasses;
Review comment:
I don't really want to make this field static; but making the constructor
private and creating a singleton might achieve the same goal (avoid
constructing twice)
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Issue Time Tracking
-------------------
Worklog Id: (was: 409387)
Time Spent: 2h 10m (was: 2h)
> Enable sketch union-s to be rolled up
> -------------------------------------
>
> Key: HIVE-23030
> URL: https://issues.apache.org/jira/browse/HIVE-23030
> Project: Hive
> Issue Type: Sub-task
> Reporter: Zoltan Haindrich
> Assignee: Zoltan Haindrich
> Priority: Major
> Labels: pull-request-available
> Attachments: HIVE-23030.01.patch, HIVE-23030.02.patch
>
> Time Spent: 2h 10m
> Remaining Estimate: 0h
>
> Enabling rolling up sketch aggregates could enable the matching of
> materialized views created for higher dimensions to be applied for lower
> dimension cases.
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