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https://issues.apache.org/jira/browse/HIVE-20433?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Deepak Jaiswal updated HIVE-20433:
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Attachment: HIVE-20433.9.patch
> Implicit String to Timestamp conversion is slow
> -----------------------------------------------
>
> Key: HIVE-20433
> URL: https://issues.apache.org/jira/browse/HIVE-20433
> Project: Hive
> Issue Type: Bug
> Reporter: Deepak Jaiswal
> Assignee: Deepak Jaiswal
> Priority: Major
> Attachments: HIVE-20433.1.patch, HIVE-20433.2.patch,
> HIVE-20433.3.patch, HIVE-20433.4.patch, HIVE-20433.5.patch,
> HIVE-20433.6.patch, HIVE-20433.7.patch, HIVE-20433.8.patch, HIVE-20433.9.patch
>
>
> getTimestampFromString() is slow at casting dates. It throws twice before
> date conversion can happen.
>
> cc [~gopalv] [~ashutoshc]
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