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Posted to issues@spark.apache.org by "Cheng Lian (JIRA)" <ji...@apache.org> on 2015/07/22 12:44:04 UTC
[jira] [Commented] (SPARK-6777) Implement backwards-compatibility
rules in Parquet schema converters
[ https://issues.apache.org/jira/browse/SPARK-6777?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14636689#comment-14636689 ]
Cheng Lian commented on SPARK-6777:
-----------------------------------
Will pay attention to this in the future. Thanks for reminding!
> Implement backwards-compatibility rules in Parquet schema converters
> --------------------------------------------------------------------
>
> Key: SPARK-6777
> URL: https://issues.apache.org/jira/browse/SPARK-6777
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 1.0.2, 1.1.1, 1.2.1, 1.3.0, 1.4.0
> Reporter: Cheng Lian
> Assignee: Cheng Lian
> Priority: Critical
> Fix For: 1.5.0
>
>
> When converting Parquet schemas to/from Spark SQL schemas, we should recognize commonly used legacy non-standard representation of complex types. We can follow the pattern used in Parquet's {{AvroSchemaConverter}}.
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