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https://issues.apache.org/jira/browse/SPARK-9069?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14639985#comment-14639985
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Apache Spark commented on SPARK-9069:
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User 'davies' has created a pull request for this issue:
https://github.com/apache/spark/pull/7634
> Remove unlimited DecimalType
> ----------------------------
>
> Key: SPARK-9069
> URL: https://issues.apache.org/jira/browse/SPARK-9069
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Reporter: Davies Liu
> Assignee: Davies Liu
> Priority: Blocker
>
> We should remove DecimalType.Unlimited, because BigDecimal does not really
> support unlimited precision, especially for division.
> We can have maximum precision as 38 (to match with Hive 0.13+). The default
> precision and scale could be (38, 18).
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