SQL, the Structured Query Language, is a cornerstone skill for anyone working with data. To master this powerful language, consistent practice is crucial. We present a curated list of 12 top-notch ...

Get up and running—and avoid the setup pitfalls—with this enterprise-class, open-source database available for all major platforms. For years now, PostgreSQL has been one of the best-kept secrets of ...

This lesson notes and working examples for instructors to use as a starting point. We do not expect novices with no prior SQL experience to be able to learn from this on their own. As a musical ...

As the need for skilled database professionals continues to grow, the demand for quality SQL certification courses has skyrocketed. Fortunately, several institutions offer comprehensive SQL training ...

This article explains how to set up a sample database consisting of public data from the [New York City Taxi and Limousine Commission](http://www.nyc.gov/html/tlc ...

SQL is a commonly used language for working with databases. It is particularly useful for working with larger datasets that can bog down Excel and for joining separate datasets for analysis. Several ...

Follow this step-by-step guide to install PostgreSQL, load data, connect to a database, and execute SQL queries including table joins PostgreSQL is an open-source, object-relational (also called ...

In this how-to tutorial, we will look at implementing multi-node, multi-site SQL 2012 AlwaysOn Windows Server Failover Cluster (WSFC) with two Failover Cluster Instance (FCI) across two geographically ...