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https://issues.apache.org/jira/browse/SPARK-12013?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15029114#comment-15029114
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Xiao Li edited comment on SPARK-12013 at 11/26/15 5:07 PM:
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[~getaceres] Hive does not provide such an interface. Thus, the implementation
is just to do the exactly same things you did. Is that what you want?
was (Author: smilegator):
[~getaceres] Hive does not provide such an interface. Thus, the implementation
is just to do the exactly same things you did.
> Add a Hive context method to retrieve the database Names
> --------------------------------------------------------
>
> Key: SPARK-12013
> URL: https://issues.apache.org/jira/browse/SPARK-12013
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 1.5.2
> Reporter: Jose Antonio
> Priority: Minor
> Labels: features, sql
> Original Estimate: 24h
> Remaining Estimate: 24h
>
> As the HiveContext method tableNames() add a new method to retrieve the
> database names.
> Currently one hace to make a show databases and get a dataframe.colllect()
> This is very slow since it can be queried quickly just by asking the Hive
> metastore.
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