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CHAPTER11

Multitenant Database Architecture

Using a database appliance such as Oracle Exadata helps database administrators consolidate dozens, if not hundreds, of databases in one server room rack. Managing each of these databases separately, however, is still a challenge from a resource management perspective. Instances for each of the databases may use their memory and CPU resources inefficiently, preventing even more databases from being deployed to the server. With pluggable databases (PDBs), introduced in Oracle Database 12c, you can leverage your database resources more efficiently because many different databases (each consisting of a ...

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