Microsoft has just added support for query hints to Azure SQL Database, giving database administrators a powerful tool to manage the performance of ISV application code. Here's how it works.

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement.

At JavaZone 2010 I will be giving a lightning talk on APIs that use dynamic subclasses. These APIs make it possible to do things in Java that seem like pure magic. Here are some ideas of what you ...