[SPARK-2509] Add optimization for Substring. - ASF JIRA

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Details

Type: Improvement
Status: Resolved
Priority: Major
Resolution: Fixed
Affects Version/s: None
Fix Version/s: 1.0.2, 1.1.0
Component/s: SQL
Labels:
None

Description

Substring including null literal cases could be added to NullPropagation.

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Assignee:: Takuya Ueshin

Reporter:: Takuya Ueshin

Votes:: 0 Vote for this issue

Watchers:: 1 Start watching this issue

Dates

Created:: 16/Jul/14 03:39

Updated:: 16/Jul/14 05:35

Resolved:: 16/Jul/14 05:35