Certified professionals in SQL (DML) at "SQL Exercises"

Language

February 05, 20:29 MSK

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:
	forgot password? Registration

Ratings

  • Top 100
  • "Liberal" rating
  • Olympic rating
  • TOP 100 of Learning Stage
  • Rating by summation of ranks
  • Top 10 (photos)
  • Last-week results
  • Rating 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

Statistics

  • Today statistics
  • Site's old residents
  • Recent leaders activity
  • Сhanges in exercises' TOP 10
  • Results' chart

SQL exercises

  • SELECT (learning stage)
  • SELECT (learning stage,
      choosing DBMS)
  • SELECT (rating stages)
  • DML

Forums

  • Learning stage
  • Rating stages
  • Favorites
  • Search

Certification

  • About certification
  • The first certificate in SQL
  • Certified professionals
  • Statistics
  • Confirm certificate

HELP

Query optimization

Transact-SQL tests

Modelling of data

Exercises voting

For employers

Support SQL-EX.RU

Poll

Would you get the following certificate?

Baser
Bezhaev
Anatolij Yur'evich
Rating position: 1

qwrqwr
Kurochkin
Pavel Anatol'evich
Rating position: 2

Arcan
Kreslavskij
Oleg Markovich
Rating position: 3

vlksm
Karasyova
Natal'ya Vasil'evna
Rating position: 4

Faust_zp
Yatsuk
Aleksej Anatol'evich
Rating position: 5

herrRo
Kuznetsov
Vitalij Sergeevich
Rating position: 6

Sal'nikov Sergej Aleksandrovich ($erges)

$erges
Sal'nikov
Sergej Aleksandrovich
Rating position: 7

Angellore
Boiko
Dmytro
Rating position: 8

Shindin Aleksandr Vyacheslavovich (AlShin)

AlShin
Shindin
Aleksandr Vyacheslavovich
Rating position: 9

Dubinskij Aleksandr Vladimirovich (_yizraor)

_yizraor
Dubinskij
Aleksandr Vladimirovich
Rating position: 10

| ЭКОНОМ-400 компьютерный сервис - asus ремонт ноутбуков. | Реферат примеры внедрения erp в банках. Примеры внедрения erp систем. |

Home
Week news

Certification

SQL exercises

Forums

Ratings

HELP

Performance

Profile
References