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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 .
DBAs are commonly well compensated for the long hours. One key skill required and often overlooked when selecting a DBA is database recovery (a part of disaster recovery). It is not a case of “if” but a case of “when” a database suffers a failure, ranging from a simple failure to a full catastrophic failure.
Average annual wages per full-time equivalent dependent employee are obtained by dividing the national-accounts-based total wage bill by the average number of employees in the total economy, which is then multiplied by the ratio of average usual weekly hours per full-time employee to average usually weekly hours for all employees.
SQL was initially developed at IBM by Donald D. Chamberlin and Raymond F. Boyce after learning about the relational model from Edgar F. Codd [12] in the early 1970s. [13] This version, initially called SEQUEL (Structured English Query Language), was designed to manipulate and retrieve data stored in IBM's original quasirelational database management system, System R, which a group at IBM San ...
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Each April 1 (resumed in 2024), based on Canada CPI for the previous calendar year. [14] There were additional increases of $0.50 on October 1, 2020, $0.25 on April 1, 2021, $0.25 on October 1, 2021, [15] $0.50 on October 1, 2022 and $0.50 on October 1, 2023. On April 1, 2023, the minimum wage was increased by $0.80 in lieu of indexation. [16]
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]