The PostgreSQL relational database management system (RDBMS) extends the standard SQL3 it implements with several conveniences for application development. Among the most useful extensions are window ...

SQL Window functions are an advanced type of function in SQL. In this post, you will learn about what SQL window functions are and how they can be used or work. What are SQL window functions? SQL ...

The PostgreSQL Global Development Group has released version 8.4 of the PostgreSQL open source database. The new release contains 293 new or improved features, including many enhancements to make ...

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 ...