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Data Guard supports both physical standby and logical standby sites. Oracle Corporation makes Data Guard available only as a bundled feature included within its "Enterprise Edition" of the Oracle RDBMS. [1] With appropriately set-up Data Guard operations, DBAs can facilitate failovers or switchovers to alternative hosts in the same or ...
Oracle Database is available by several service providers on-premises, on-cloud, or as a hybrid cloud installation. It may be run on third party servers as well as on Oracle hardware (Exadata on-premises, on Oracle Cloud or at Cloud at Customer). [5] Oracle Database uses SQL for database updating and retrieval. [6]
A database administrator (DBA) manages computer databases. [1] The role may include capacity planning , installation , configuration , database design , migration , performance monitoring, security , troubleshooting , as well as backup and data recovery .
Data Guard or data guard may refer to: Guard (information security) - a security mechanism for computers on separate networks Oracle Data Guard - software for replicating Oracle databases
In Oracle 9i and earlier, it is 4 MB if the SGA size is less than 128 MB, and 16 MB otherwise. For later releases, it is typically 4 MB if the SGA size is less than 1 GB, and 16 MB otherwise. [3] There must be at least 3 granules in the SGA: one for the Database Buffer Cache, one for the Shared Pool Area and one for the Redo Log Buffer. It is ...
The Oracle Certified Associate Java SE 8 Programmer tests the candidate's knowledge of the Java programming language and is a prerequisite to being an Oracle Certified Programmer. [ 6 ] While most advanced certifications focus on the candidate's knowledge of the API, this entry-level exam focuses on variables, class and interface definitions ...
This is independent of replication, which can also be used, whereby the data is copied for use by different servers. In the Oracle implementation, a 'database' is a set of files which contains the data while the 'instance' is a set of processes (and memory) through which a database is accessed.
Oracle Data Mining (ODM) is an option of Oracle Database Enterprise Edition. It contains several data mining and data analysis algorithms for classification , prediction , regression , associations , feature selection , anomaly detection , feature extraction , and specialized analytics.