How much time will it take to learn SQL? Online courses are a great way to learn SQL and database management — just don't expect it to be something you can learn in a day.

Having SQL in my analyst toolbox has unleashed my ability to ask good questions and help speed up the discovery phase.

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.

If you want to install Oracle SQL Developer on your Windows computer for free, check if you meet the requirements and then go through the instructions mentioned here.