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https://issues.apache.org/jira/browse/IMPALA-7770?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16896456#comment-16896456
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Alex Rodoni commented on IMPALA-7770:
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[~norbertluksa] Are you targeting the 3.3 release for this feature?
> SPLIT_PART to support negative indexes
> --------------------------------------
>
> Key: IMPALA-7770
> URL: https://issues.apache.org/jira/browse/IMPALA-7770
> Project: IMPALA
> Issue Type: Improvement
> Components: Backend
> Reporter: Tristan Stevens
> Assignee: Norbert Luksa
> Priority: Major
> Labels: built-in-function
>
> Request is for SPLIT_PART to support negative indexes i.e. support right to
> left searching.
> See Snowflake documentation for details:
> [https://docs.snowflake.net/manuals/sql-reference/functions/split_part.html|https://docs.snowflake.net/manuals/sql-reference/functions/split_part.html]
> partNr: Requested part of the split (1-based). 0 is treated as 1. If the
> value is negative, the parts are counted from the right side of the string.
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