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Posted to issues@spark.apache.org by "Zhu, Lipeng (JIRA)" <ji...@apache.org> on 2019/06/05 04:46:00 UTC
[jira] [Updated] (SPARK-27951) Built-in function: NTH_VALUE
[ https://issues.apache.org/jira/browse/SPARK-27951?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Zhu, Lipeng updated SPARK-27951:
--------------------------------
Description:
|{{nth_value({{value}}{{any}}, {{nth}}{{integer}})}}|{{same type as }}{{value}}|returns {{value}} evaluated at the row that is the {{nth}} row of the window frame (counting from 1); null if no such row|
[https://www.postgresql.org/docs/8.4/functions-window.html]
was:|{{nth_value({{value}} {{any}}, {{nth}}{{integer}})}}|{{same type as }}{{value}}|returns {{value}} evaluated at the row that is the {{nth}} row of the window frame (counting from 1); null if no such row|
> Built-in function: NTH_VALUE
> ----------------------------
>
> Key: SPARK-27951
> URL: https://issues.apache.org/jira/browse/SPARK-27951
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.0.0
> Reporter: Zhu, Lipeng
> Priority: Major
>
> |{{nth_value({{value}}{{any}}, {{nth}}{{integer}})}}|{{same type as }}{{value}}|returns {{value}} evaluated at the row that is the {{nth}} row of the window frame (counting from 1); null if no such row|
> [https://www.postgresql.org/docs/8.4/functions-window.html]
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