[HIVE-21559] [performance] select distinct partitioncolumn from external table takes 10s rather than pull from HMS - ASF JIRA

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Type: Improvement
Status: Open
Priority: Minor
Resolution: Unresolved
Affects Version/s: None
Fix Version/s: None
Component/s: HiveServer2
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Description

select distinct partitioncolumn from external table with only 3 partitions (on s3a) takes 10 seconds, why can't this pull from HiveMetastore partitions in < 2 seconds?

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Assignee:: Unassigned

Reporter:: t oo

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Watchers:: 2 Start watching this issue

Dates

Created:: 01/Apr/19 15:55

Updated:: 01/Apr/19 15:55