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

SQL JOINs make it easy to find and fix missing data Your email has been sent Many people are confused by various JOIN operations supported by SQL. Learn to master the SQL command line with this crash ...

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.