Introducing the Hive metastore service
In Hive, the data is stored in HDFS and the table, database, schema, and other HQL definitions are stored in a metastore. The metastore could be any RDBMS database, such as MySQL or Oracle. Hive creates a database and a set of tables in metastore to store HiveQL definitions.
There are three modes of configuring a metastore:
- Embedded
- Local
- Remote
The detailed description and configuration steps of different modes are available in Chapter 1, Developing Hive.
How to do it…
The Hive metastore could be made available as a service. All you need to do is run the following command on the terminal of your machine:
hive --service metastore
How it works…
In the case of a remote metastore configuration, all clients connect to ...
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