hi,
I have read in a book about Hadoop that says
Apache Hive is a data warehouse infrastructure built on top of Hadoop for 
providing data summary, ad hoc queries, and the analysis of large data sets 
using an SQL-like language called HiveQL. 
Hive transparently translates queries into MapReduce jobs that are executed in 
HBase. Hive is considered the de facto standard for interactive SQL queries 
over petabytes of data.
What is the relation between Hive and HBase? I always thought that HBase is an 
independent database.
Is it correct that Hive itself uses MapReduce engine that in turn uses HBase as 
the database. I always thought that Hive is a data warehouse database or I am 
missing something.

Thanking you

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