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https://issues.apache.org/jira/browse/FLINK-13999?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dawid Wysakowicz updated FLINK-13999:
-------------------------------------
Affects Version/s: (was: 1.9.2)
1.9.1
> Correct the documentation of MATCH_RECOGNIZE
> --------------------------------------------
>
> Key: FLINK-13999
> URL: https://issues.apache.org/jira/browse/FLINK-13999
> Project: Flink
> Issue Type: Bug
> Components: Documentation
> Affects Versions: 1.8.2, 1.9.1
> Reporter: Dian Fu
> Assignee: Dian Fu
> Priority: Major
> Labels: pull-request-available
> Time Spent: 20m
> Remaining Estimate: 0h
>
> Regarding to the following
> [example|https://ci.apache.org/projects/flink/flink-docs-release-1.9/dev/table/streaming/match_recognize.html#aggregations]
> in the doc:
> {code:java}
> SELECT *
> FROM Ticker
> MATCH_RECOGNIZE (
> PARTITION BY symbol
> ORDER BY rowtime
> MEASURES
> FIRST(A.rowtime) AS start_tstamp,
> LAST(A.rowtime) AS end_tstamp,
> AVG(A.price) AS avgPrice
> ONE ROW PER MATCH
> AFTER MATCH SKIP TO FIRST B
> PATTERN (A+ B)
> DEFINE
> A AS AVG(A.price) < 15
> ) MR;
> {code}
> Given the inputs shown in the doc, it should be:
> {code:java}
> symbol start_tstamp end_tstamp avgPrice
> ========= ================== ================== ============
> ACME 01-APR-11 10:00:00 01-APR-11 10:00:03 14.5{code}
> instead of:
> {code:java}
> symbol start_tstamp end_tstamp avgPrice
> ========= ================== ================== ============
> ACME 01-APR-11 10:00:00 01-APR-11 10:00:03 14.5
> ACME 01-APR-11 10:00:04 01-APR-11 10:00:09 13.5
> {code}
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