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Posted to dev@gearpump.apache.org by "Manu Zhang (JIRA)" <ji...@apache.org> on 2016/11/27 07:03:59 UTC

[jira] [Updated] (GEARPUMP-107) Stream DSL three-way merge not optimized

     [ https://issues.apache.org/jira/browse/GEARPUMP-107?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Manu Zhang updated GEARPUMP-107:
--------------------------------
    Summary: Stream DSL three-way merge not optimized  (was: Stream DSL three-way merge not supported)

> Stream DSL three-way merge not optimized
> ----------------------------------------
>
>                 Key: GEARPUMP-107
>                 URL: https://issues.apache.org/jira/browse/GEARPUMP-107
>             Project: Apache Gearpump
>          Issue Type: Sub-task
>    Affects Versions: 0.8.0
>            Reporter: Manu Zhang
>            Assignee: Manu Zhang
>
> Three-way merge or more-than-three-way merge is decomposed into multiple consecutive two-way merges. The current implementation assumes that a merge will always be tailed by a SingleInputFunction which is not true for consecutive merges. 



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