Assuring optimal performance of database applications starts with coding properly formulated SQL. Poorly written SQL and application code is the cause of most performance problems. As much as 75% of ...

Overview: Consistent SQL practice across varied platforms builds real job-ready confidence.Guided lessons help beginners, while timed challenges sharpen intervi ...

One dilemma of deployment is what to do about a SQL database. For easy deployment of a Java application, you've probably used tools like Web Start to let the application download and run in almost a ...

This post is one of a series that introduces the fundamentals of NOSQL databases, and their role in Big Data Analytics. What is a navigational database? Navigational databases use a distinctive guided ...

I am doing a research presentation, and have been running into alot of database stuff I only "kind of" understand. I was wondering if someone here could just give me basic definitions for these two ...