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ASF GitHub Bot logged work on BEAM-4194: ---------------------------------------- Author: ASF GitHub Bot Created on: 21/Jun/18 22:32 Start Date: 21/Jun/18 22:32 Worklog Time Spent: 10m Work Description: kennknowles commented on issue #5682: [BEAM-4194] support unbounded limit URL: https://github.com/apache/beam/pull/5682#issuecomment-399263935 The tests actually part of this PR passed. We have some other quota issues but just for Dataflow. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org Issue Time Tracking ------------------- Worklog Id: (was: 114534) Time Spent: 10h 10m (was: 10h) > [SQL] Support LIMIT on Unbounded Data > ------------------------------------- > > Key: BEAM-4194 > URL: https://issues.apache.org/jira/browse/BEAM-4194 > Project: Beam > Issue Type: New Feature > Components: dsl-sql > Reporter: Anton Kedin > Assignee: Rui Wang > Priority: Major > Time Spent: 10h 10m > Remaining Estimate: 0h > > We need to support queries with "LIMIT xxx". > Problem is that we don't know when aggregates will trigger, they can > potentially accumulate values in global window and never trigger. > If we have some trigger syntax (BEAM-4193), then the use case becomes similar > to what we have at the moment, where the user defines the trigger upstream > for all inputs. In this case LIMIT probably can be implemented as > sample.any(5) with trigger at count. -- This message was sent by Atlassian JIRA (v7.6.3#76005)