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https://issues.apache.org/jira/browse/BEAM-5245?focusedWorklogId=139181&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-139181
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ASF GitHub Bot logged work on BEAM-5245:
----------------------------------------
Author: ASF GitHub Bot
Created on: 29/Aug/18 08:51
Start Date: 29/Aug/18 08:51
Worklog Time Spent: 10m
Work Description: VaclavPlajt opened a new pull request #6294:
[BEAM-5245] Better missing windowing error reporting
URL: https://github.com/apache/beam/pull/6294
Euphoria API now reports missing windowing.
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Issue Time Tracking
-------------------
Worklog Id: (was: 139181)
Time Spent: 10m
Remaining Estimate: 0h
> Missing windowing error message is not undestandable to Euphoria user
> ---------------------------------------------------------------------
>
> Key: BEAM-5245
> URL: https://issues.apache.org/jira/browse/BEAM-5245
> Project: Beam
> Issue Type: Sub-task
> Components: dsl-euphoria
> Reporter: Vaclav Plajt
> Assignee: Vaclav Plajt
> Priority: Major
> Time Spent: 10m
> Remaining Estimate: 0h
>
> RBK a JOIN cannot wotk witout windowing when inputs are unbounded.
> Translators do not reports it, but underalying Beam transforms do:
> `GroupByKey cannot be applied to non-bounded PCollection in the GlobalWindow
> without a trigger.` Their description of the problem is hart do understind
> for Euphoria API user. We should issue errror messahe of our own. Napr.
> `ReduceByKey cannot be used without windowing when input is unbounded.`
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