Jose Antonio created SPARK-12013:
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Summary: 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
Fix For: 1.6.0
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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