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https://issues.apache.org/jira/browse/BEAM-6701?focusedWorklogId=199858&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-199858
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ASF GitHub Bot logged work on BEAM-6701:
----------------------------------------

                Author: ASF GitHub Bot
            Created on: 17/Feb/19 21:38
            Start Date: 17/Feb/19 21:38
    Worklog Time Spent: 10m 
      Work Description: ryan-williams commented on issue #7865: [BEAM-6701] Add 
logical types to schema
URL: https://github.com/apache/beam/pull/7865#issuecomment-464509833
 
 
   btw @reuvenlax where did you get this info?
   
   > It appears that an exception is being throw from 
StreamingDataflowWorker.java:1952. 
   > The following line is failing with NullPointerException: 
   > `this.transformUserNameToStateFamily = 
ImmutableMap.copyOf(transformUserNameToStateFamily);`
 
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Issue Time Tracking
-------------------

    Worklog Id:     (was: 199858)
    Time Spent: 1.5h  (was: 1h 20m)

> Create LogicalType for Schema fields
> ------------------------------------
>
>                 Key: BEAM-6701
>                 URL: https://issues.apache.org/jira/browse/BEAM-6701
>             Project: Beam
>          Issue Type: Sub-task
>          Components: sdk-java-core
>            Reporter: Reuven Lax
>            Assignee: Reuven Lax
>            Priority: Major
>          Time Spent: 1.5h
>  Remaining Estimate: 0h
>
> This will allow users to create their own logical types to store in schema 
> fields, backed by one of the fundamental schema field types. Today SQL hacks 
> on top of the field metadata to distinguish its types. LogicalTypes would 
> allow for a more principled way of doing this.



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