what are the most useful websites for learning databases

Question

I mean I want to know and study database from beginner to professional so I need many websites and articles to study databases comprehensively.

Joe Wilson · Answer

Thank you for your suggestions by the way could you please suggest some websites related to the designing algorithms ?

Akhil Garg · Answer

https://www.coursera.org/course/db http://www.w3schools.com/sql/ https://msdn.microsoft.com/en-us/library/ms365340.aspx(MSDN ) http://www.tutorialspoint.com/database_tutorials.htm