Entity-Relationship (ER) model; relational model; relational database design by ER-to-relational mapping; design of applications using database technology; SQL; schema definition, constraints, and ...

REFERRING as briefly as possible to Prof. McAulay's letter on page 588, I contend (1) that no complex reasoning is necessary to show that the commutative and associative laws hold for the symbols ...

These relational databases expanded how companies could store and manage their data, but SQL made it possible to interact with that data in ways that matched their business processes.

Microsoft Copilot can write basic SQL code for your employees. Read about our tests that prove this is true.

SQL is exactly a formal language developed from the theory of relational algebra. Now we can answer why SQL is not competent in both aspects we expect. The problem lies in relational algebra, and the ...

At present, the mainstream database is the relational database, and the reason why it is called this way is because its mathematical basis is called relational algebra. SQL is exactly a formal ...

I AM glad to see that attention is being forcibly drawn to the value and importance of considering the symbols in physical equations as primarily denoting quantities, and not mere numerical ...

Unlike most tech markets, the global database market keeps growing faster caused by the shift to cloud and attempts to take advantage of AI.