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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 .
There are three types of DBAs: Systems DBAs (also referred to as physical DBAs, operations DBAs or production Support DBAs): focus on the physical aspects of database administration such as DBMS installation, configuration, patching, upgrades, backups, restores, refreshes, performance optimization, maintenance and disaster recovery.
The average wage is a measure of total income after taxes divided by total number of employees employed. In this article, the average wage is adjusted for living expenses "purchasing power parity" (PPP).
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In 2013, 50% of minimum wage workers were between the ages of 15 and 19; in 1997, it was 36%. 50.2% of workers in this age group were paid minimum wage in 2013, an increase from 31.5% in 1997. Statistics Canada notes that "youth, women and persons with a low level of education were the groups most likely to be paid at minimum wage." [2]
In Canada, the DBA is recognized as a terminal degree in business administration or management. [ 14 ] [ 15 ] [ 16 ] While DBA programs in Canada incorporate aspects of professional practice in addition to a full dissertation, they still qualify as full academic doctorates. [ 17 ]
Oracle Corporation is an American multinational computer technology company headquartered in Austin, Texas. [5] Co-founded in 1977 in Santa Clara, California, by Larry Ellison, who remains executive chairman, Oracle was the third-largest software company in the world in 2020 by revenue and market capitalization. [6]
12.2.0.1 March 2017 Native Sharding, Zero Data Loss Recovery Appliance, Exadata Cloud Service, Cloud at Customer Oracle Database 12c Release 1 12.1.0.1 July 2013 [21] 12.1.0.2 July 2014 Multitenant architecture, In-Memory Column Store, Native JSON, SQL Pattern Matching, Database Cloud Service