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https://issues.apache.org/jira/browse/FLINK-7599?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16703202#comment-16703202
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ASF GitHub Bot commented on FLINK-7599:
---------------------------------------
twalthr commented on a change in pull request #7177: [FLINK-7599] [table]
Support for aggregates in MATCH_RECOGNIZE
URL: https://github.com/apache/flink/pull/7177#discussion_r237485540
##########
File path: docs/dev/table/streaming/match_recognize.md
##########
@@ -211,6 +211,66 @@ If a condition is not defined for a pattern variable, a
default condition will b
For a more detailed explanation about expressions that can be used in those
clauses, please have a look at the [event stream
navigation](#pattern-navigation) section.
+### Scalar & Aggregate functions
+
+One can use scalar and aggregate functions in those clauses, both
[built-in]({{ site.baseurl }}/dev/table/sql.html#built-in-functions) as well as
provide [user defined]({{ site.baseurl }}/dev/table/udfs.html) functions.
Review comment:
Rephrase:
```
Aggregations can be used in `DEFINE` and `MEASURES` clauses. Both
[built-in]({{ site.baseurl }}/dev/table/sql.html#built-in-functions) and custom
[user defined]({{ site.baseurl }}/dev/table/udfs.html) functions are supported.
```
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> Support aggregation functions in the define and measures clause of
> MatchRecognize
> ---------------------------------------------------------------------------------
>
> Key: FLINK-7599
> URL: https://issues.apache.org/jira/browse/FLINK-7599
> Project: Flink
> Issue Type: Sub-task
> Components: CEP, Table API & SQL
> Reporter: Dian Fu
> Assignee: Dawid Wysakowicz
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.8.0
>
>
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