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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.
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]
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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 ]
Assuming a 40-hour workweek and 52 paid weeks per year, the annual gross employment income of an individual earning the minimum wage in Canada is between C$31,200 (in Alberta and Saskatchewan) and C$39,520 (in Nunavut). [4] The following table lists the hourly minimum wages for adult workers in each province and territory of Canada.
NonStop SQL is a commercial relational database management system that is designed for fault tolerance and scalability, currently offered by Hewlett Packard Enterprise. The latest version is SQL/MX 3.4. The product was originally developed by Tandem Computers. Tandem was acquired by Compaq in 1997. Compaq was later acquired by Hewlett-Packard ...
The SQL specification defines what an "SQL schema" is; however, databases implement it differently. To compound this confusion the functionality can overlap with that of a parent database. An SQL schema is simply a namespace within a database; things within this namespace are addressed using the member operator dot ".". This seems to be a ...