SQL exercises

SQL exercises
Language
January 05, 17:02 MSK ???-100
SQL Exercises is intended for acquiring good practical experience, which is focused on data operation, namely on SQL DML. Certain exercises for beginners are provided on the site, they are supplied with the necessary reference source on SQL syntax with a great number of examples. Apart from them, 3 rating stages are suggested, they are aimed at testing of specialists and their certification. The source is absolutely free of charge, and the certificate purchase has a voluntary basis.
NOTE: Your browser should support Cookies and Javascript to provide correct usage of this site. If you use content filter, it should allow opening child windows to explore help pages.
Login:

Password:


Top 100Top 100 on latest exercises"Liberal" ratingOlympic ratingTOP 100 of Learning StageRating by summation of ranksTop 10 (photos)Last-week resultsRating of second-stage exercises (average)Rating of 2nd-stage exercises (median)Author's rating
• 2nd stage rating up to exercise:
enter No
• Rating on the exercise:
enter No
• Optimistic rating
enter factor




This page is only accessible to registered users. (Registration)Have You forgotten the password?
Type Your e-mail address, given during the registration.
Important! A new password is generated each time. Unfortunately, sometimes letters arrive with a delay. Wait for the letter with a password, and do not repeat sending. Also check your Spam folder.

*Your e-mail:





AltStyle によって変換されたページ (->オリジナル) /