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 ...

Don't be afraid of using your chosen database's command-line client. I might as well say this up front: I don't like using GUI (aka non-command-line or graphical) tools with my databases. This is ...

Microsoft's MSSQL extension v1.45 previews a configurable T-SQL formatter while two existing features reach GA.

SQL Server 2016 lets you treat JSON objects like rows in a table, allowing you to use data from AJAX queries in joins, updates and any other SQL statement you can think of. SQL Server 2016 provides ...

Chapter 2, How to use Oracle SQL Developer and other tools This chapter from Murach's Oracle SQL and PL/SQL explains how to work with Oracle SQL Developer and other tools. In this section, learn how ...

Database performance is rarely a single "fix it and forget it" task. SQL Server workloads shift over time. A sluggish ...