[
https://issues.apache.org/jira/browse/SPARK-32821?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Johnny Bai updated SPARK-32821:
-------------------------------
Labels: 2.1.0 (was: )
> cannot group by with window in sql sentence for structured streaming with
> watermark
> -----------------------------------------------------------------------------------
>
> Key: SPARK-32821
> URL: https://issues.apache.org/jira/browse/SPARK-32821
> Project: Spark
> Issue Type: Improvement
> Components: Structured Streaming
> Affects Versions: 2.1.0
> Reporter: Johnny Bai
> Priority: Major
> Labels: 2.1.0
> Fix For: 3.0.1
>
>
>
> import spark.implicits._
> val words = ... // streaming DataFrame of schema { timestamp: Timestamp,
> word: String }
> // Group the data by window and word and compute the count of each group
> val windowedCounts = words.groupBy(window($"timestamp", "10 minutes", "5
> minutes"),$"word").count()
>
> but not support group by with window in sql style as below:
> "select ts_field,count(\*) as cnt over window(ts_field, '1 minute', '1
> minute') with watermark 1 minute from tableX group by ts_field"
>
--
This message was sent by Atlassian Jira
(v8.3.4#803005)
---------------------------------------------------------------------
To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org
For additional commands, e-mail: issues-h...@spark.apache.org
