As you learn more advanced SQL, efficiency will be key when writing queries. There are classes dedicated to SQL optimization for those already acquainted with the fundamentals.

Having SQL in my analyst toolbox has unleashed my ability to ask good questions and help speed up the discovery phase. If you are looking to get started, Learn SQL the Hard Way is a great ...

Much of the world's data lives in databases. SQL (or Structured Query Language) is a powerful programming language that is used for communicating with and extracting various data types from databases.

Learn how Data Transformation Services (DTS) can help you import, export, and/or transform data from various sources to single or multiple locations in Microsoft SQL Server 2000.