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Download as PDF; Printable version; In other projects ... Shamkant B. Navathe is a noted ... He has been teaching in the database area since 1975 and his textbook ...
Ramez A. Elmasri (20 October 1950 – 14 May 2022) [1] was an Egyptian-American computer scientist and a noted researcher in the field of database systems. He was also professor and associate chairman in the department of Computer Science and Engineering at The University of Texas at Arlington, Arlington, Texas.
A deductive database is a database system that can make deductions (i.e. conclude additional facts) based on rules and facts stored in its database. Datalog is the language typically used to specify facts, rules and queries in deductive databases.
Domain-key normal form (DK/NF or DKNF) is a normal form used in database normalization which requires that the database contains no constraints other than domain constraints and key constraints. A domain constraint specifies the permissible values for a given attribute, while a key constraint specifies the attributes that uniquely identify a ...
In database design, a lossless join decomposition is a decomposition of a relation into relations , such that a natural join of the two smaller relations yields back the original relation. This is central in removing redundancy safely from databases while preserving the original data. [ 1 ]
In this podcast episode, Medical News Today shares three actionable resolutions that can help improve brain, heart, and metabolic health in the new year via diet, sleep, and exercise.
A longtime hairdresser at Fox Sports has sued the company, alleging that she was fired after raising a series of concerns about workplace misconduct, and after repeatedly refusing to have sex with ...
HuffPost looked at how killers got their guns for the 10 deadliest mass shootings over the past 10 years. To come up with the list, we used Mother Jones’ database, which defines mass shootings as “indiscriminate rampages in public places” that kill three or more people.