What does referential integrity actually mean? Find out inside PCMag's comprehensive tech and computer-related encyclopedia.

Referential integrity helps manage data by enforcing validation between related entities. This enforcement follows logical semantics behind the database design -- i.e., an employee can only work for ...

Referential integrity has not disappeared as something of value; instead, it has remained where it always was before databases, i.e., when needed, it is done inside application code. Aren’t we clever ...

Data integrity ensures the accuracy and reliability of data across its entire life cycle. Learn more about why data integrity is important.

I'm giving myself a crash course on database design before I take on a quite enormous project. I'm starting by reading through my semi-introductory book, MySQL by Michael Kofler (2001).As I go, I ...

Watching “Deadpool 2” is like having Deadpool sitting next to you with a bucket of popcorn, trashing whatever is taking place on-screen — and all of pop culture, really.

The follow-up to the second highest-grossing R-rated feature of all time (after “The Passion of the Christ”) is, like the 2016 original, a meta-movie so self-referential that it’s like an ...