Database applications serve a vital role in today’s information world, providing structured storage, access, and retrieval of organizational data. This course will explore the principles and practices ...

The first thing in building any E-commerce app is creating the underlying database to support it. As much as possible, you should try to build your application code and business logic into your ...

Just as it is wise to design a house before building one, it's also prudent to plan your business database before putting it on your website. Databases can appear deceptively simple and cause you to ...

Analyzes design of data systems, including data stored in file systems, database management systems and physical data organizations. Studies calculus of data models, query languages, concurrency and ...

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 ...

In a relational database, keys ensure that any record in a table can be uniquely identified by one field or a combination of fields in the table. Keys also link tables in the database together and ...