Relational database model, as one of the most commonly used database models, is defined by the structure used for the storing of data, methods of data manipulation and so called data integrity. In ...

Object-relational conceptual modeling tools do not support all new concepts available in SQL4. This study presents an enhanced empirical research framework for object-relational database design based ...

He views the company as a clear leader in the fast-expanding non-relational database market, underpinned by substantial technology advantages. BMO Favors MongoDB (MDB) for Non-Relational Database ...

MongoDB Inc. (NASDAQ:MDB) is one of the best large-cap tech stocks to buy now. Although MongoDB’s core strength as a modern, document-based database and cloud data platform is still intact, it ...

Database management, performance tuning, database administration, and database change and configuration news, analysis, trends, and research for the DBA.

5. Database Management and Warehousing ER model, relational model, relational algebra, tuple calculus SQL queries, integrity constraints, normalization (normal forms) File organization, indexing, data ...

Researchers in Ethiopia have discovered tooth fossils from a previously unknown Australopithecus species, suggesting a complex human evolution. Found alongside early Homo species remains, the teeth ...

Ancient teeth found in Ethiopia belong to a never-before-seen species in the Australopithecus genus of human ancestors ...

Fraud investigations discovered some council tenants had illegally sub-let their homes despite living abroad in countries as far away as Ethiopia ...