This book aims to improve your SQL queries using design patterns, how does it fare? The book contains a wide range of topics, supposedly held together by design patterns and best practices. Design ...

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 ...

Knowing what you want from SQL Server is probably the biggest step toward running it successfully in business applications, according to consultant Koen Verbeeck. It's not just about knowing how SQL ...

SQL Server performance tuning is a complex topic due to how layered it is. While performance problems can often be traced back to data storage issues, the performance tuning process is a "holistic ...

Here's a look at different ways to query Hadoop via SQL, some of which are part of the latest edition of MapR's Hadoop distribution SQL: old and busted. Hadoop: new hotness. That’s the conventional ...