Some data are calculated as functions. When would you store data in database and when would you use functions? What is the advantage of storing data in database?
Relational database management systems. - I am finding it difficult to understand the following: Contrasting the performance within a relational database management system with/without indexes, using numeric/non-numeric key fields, maintainin ...
Databases-derived attribute - Hi,
What is derived attribute? Give an example. I require a detailed example and definition of this problem with referencing please.
Regards,
Flat-file database - What are some of the key differences between a flat file and a relational database?
Which of the two storage methods do you think is most useful in a real-world application?