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https://issues.apache.org/jira/browse/PARQUET-192?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ryan Blue reassigned PARQUET-192:
---------------------------------

    Assignee: Ryan Blue

> Avro maps drop null values
> --------------------------
>
>                 Key: PARQUET-192
>                 URL: https://issues.apache.org/jira/browse/PARQUET-192
>             Project: Parquet
>          Issue Type: Improvement
>          Components: parquet-mr, quet-mr
>            Reporter: Ryan Blue
>            Assignee: Ryan Blue
>             Fix For: parquet-mr_1.6.0
>
>
> The Avro serialization code for maps writes all keys and then all values 
> without calling start and end to detect and handle null values. This causes 
> the code to drop null values.



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