I recently wrote a .NET web application for work. I always make a data access class with methods for getting data, but I usually just point the methods to stored procedures. This time, I decided to ...

A common SQL habit is to use SELECT * on a query, because it’s tedious to list all the columns you need. Plus, sometimes those columns may change over time, so why not just do things the easy way? But ...

The DICTIONARY tables component is specified in the FROM clause of a SELECT statement. DICTIONARY is a reserved libref for use only in PROC SQL. Data from DICTIONARY tables are generated at run time.

One of the most common problems when running SQL Servers is slow queries. The help desk or database team usually hears that described as the application is slow or ...

Last time, I discussed how to get PowerShell and SQLPS up and running on your machines. And much like my dog chasing its tail, you're probably asking yourself, "Now that I have it, what do I do with ...

A query-expression is one or more table-expressions. Multiple table expressions are linked by set operators. The following figure illustrates the relationship between table-expressions and ...