PowerPivot with SQL Server 2008 R2 One of the prime-time features of Microsoft SQL Server 2008 R2 is provided by the “Project Gemini” technology known as PowerPivot for “Self Service BI”. Working with ...
Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...