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 ...

Many people claim to understand the basics of good data and database hygiene. Often, these same people claim it is all very simple and very obvious. However, when peering into existing code and ...

This post is one of a series that introduces the fundamentals of NOSQL databases, and their role in Big Data Analytics. What is a multivalue database? Multivalue databases have tabular structure that ...

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 ...