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Posted to issues@spark.apache.org by "Joseph K. Bradley (JIRA)" <ji...@apache.org> on 2018/06/22 18:40:00 UTC

[jira] [Resolved] (SPARK-24465) LSHModel should support Structured Streaming for transform

     [ https://issues.apache.org/jira/browse/SPARK-24465?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Joseph K. Bradley resolved SPARK-24465.
---------------------------------------
       Resolution: Fixed
         Assignee: Joseph K. Bradley
    Fix Version/s: 2.3.1
                   2.4.0

> LSHModel should support Structured Streaming for transform
> ----------------------------------------------------------
>
>                 Key: SPARK-24465
>                 URL: https://issues.apache.org/jira/browse/SPARK-24465
>             Project: Spark
>          Issue Type: New Feature
>          Components: ML
>    Affects Versions: 2.4.0
>            Reporter: Joseph K. Bradley
>            Assignee: Joseph K. Bradley
>            Priority: Major
>             Fix For: 2.4.0, 2.3.1
>
>
> Locality Sensitive Hashing (LSH) Models (BucketedRandomProjectionLSHModel, MinHashLSHModel) are not compatible with Structured Streaming (and I believe are the final Transformers which are not compatible).  These do not work because Spark SQL does not support nested types containing UDTs, but LSH .
> This task is to add unit tests for streaming (as in [SPARK-22644]) for LSHModels after [SPARK-12878] has been fixed.



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