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Posted to issues@spark.apache.org by "Wenchen Fan (Jira)" <ji...@apache.org> on 2019/12/11 13:04:00 UTC
[jira] [Assigned] (SPARK-30207) Enhance the SQL NULL Semantics
document
[ https://issues.apache.org/jira/browse/SPARK-30207?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Wenchen Fan reassigned SPARK-30207:
-----------------------------------
Assignee: Yuanjian Li
> Enhance the SQL NULL Semantics document
> ---------------------------------------
>
> Key: SPARK-30207
> URL: https://issues.apache.org/jira/browse/SPARK-30207
> Project: Spark
> Issue Type: Improvement
> Components: Documentation, SQL
> Affects Versions: 3.0.0
> Reporter: Yuanjian Li
> Assignee: Yuanjian Li
> Priority: Major
>
> Enhancement of the SQL NULL Semantics document: sql-ref-null-semantics.html.
> Clarify the behavior of `UNKNOW` for both `EXIST` and `IN` operation.
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