At its heart, data modeling is about understanding how data flows through a system. Just as a map can help us understand a city’s layout, data modeling can help us understand the complexities of a ...

Developers should be aware of the hazards of using nonstandard SQL commands such as those found in Oracle, Microsoft, and MySQL systems. Instead, you should use ANSI SQL, which is a ...

Data is a thorny subject. For a start, we’re not sure how we are supposed to refer to it, that is - data is the plural of datum. Strictly speaking we should talk about data that ‘are’ not ‘is’ ...

Software developers today have more options open to them. They have tools and services that can help them build new applications quickly, then launch those services to customers globally, and then ...

The design of a database determines what method is best suited for backing it up, and those methods vary quite a bit. In order to back up a database, you need to know how it’s delivered, but you also ...