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https://issues.apache.org/jira/browse/SPARK-27943?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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jiaan.geng updated SPARK-27943:
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Description:
Default constraint with column is ANSI standard.
Hive 3.0+ has supported default constraint
ref:https://issues.apache.org/jira/browse/HIVE-18726
But Spark SQL implement this feature not yet.
Hive is widely used in production environments and is the standard in the field
of big data in fact. But Hive exists many version used in production and the
feature between each version are different.
Spark SQL need to implement
was:
Default constraint with column is ANSI standard.
Hive 3.0+ has supported default constraint
ref:https://issues.apache.org/jira/browse/HIVE-18726
But Spark SQL implement this feature not yet.
Hive is widely used in production environments and is the standard in the field
of big data in fact. But Hive exists many version used in production and the
feature between each version are different.
> Implement default constraint with Column for Hive table
> -------------------------------------------------------
>
> Key: SPARK-27943
> URL: https://issues.apache.org/jira/browse/SPARK-27943
> Project: Spark
> Issue Type: New Feature
> Components: SQL
> Affects Versions: 2.3.0, 2.4.0
> Reporter: jiaan.geng
> Priority: Major
>
> Default constraint with column is ANSI standard.
> Hive 3.0+ has supported default constraint
> ref:https://issues.apache.org/jira/browse/HIVE-18726
> But Spark SQL implement this feature not yet.
> Hive is widely used in production environments and is the standard in the
> field of big data in fact. But Hive exists many version used in production
> and the feature between each version are different.
> Spark SQL need to implement
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