SQL exercises

January 21, 11:28 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.
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  • Top 10 (photos)
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  • Rating of second-stage exercises (average)
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   enter No 
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SQL exercises

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      choosing DBMS)
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  • DML 
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Top 100 results shown on the exercise #187

No	Surname	Seconds	dd hh:mm:ss	Date
1	Utyonkov M.N. (=Maxim=)	18	0 00:00:18	2011-12-31
2	Krasovskij E.A. (pegoopik)	3404	0 00:56:44	2015-04-15
3	Movlyanov A.P. (Oct)	9766	0 02:42:46	2015-03-25
4	Kuznetsov V.S. (herrRo)	11148	0 03:05:48	2012-01-25
5	Vyazovetskov A.S. (alex_v)	12101	0 03:21:41	2015-04-28
6	Sal'nikov S.A. ($erges)	14117	0 03:55:17	2012-02-06
7	Kurochkin P.A. (qwrqwr)	23862	0 06:37:42	2012-01-05
8	Bezhaev A.Yu. (Baser)	27519	0 07:38:39	2011-12-31
9	Yatsuk A.A. (Faust_zp)	37982	0 10:33:02	2012-01-19
10	Dubinskij A.V. (_velial)	57251	0 15:54:11	2016-08-05
11	Filippkin D.V. (_dimon_)	99466	1 03:37:46	2012-11-22
12	Grinkevich D.L. (Dmitrij Grinkevich)	101152	1 04:05:52	2015-06-03
13	Doschenko V.N. (mcrain)	168101	1 22:41:41	2018-03-16
14	Kalinin K.A. (kalinin_k)	177892	2 01:24:52	2012-06-05
15	Kukushkin S.A. (smog)	240690	2 18:51:30	2015-09-01
16	Aliev R. (y4nzi)	279021	3 05:30:21	2018-01-25
17	Boiko D. (Angellore)	311611	3 14:33:31	2012-01-23
18	Karasyova N.V. (vlksm)	316743	3 15:59:03	2012-01-10
19	Chebykin D.N. (GriGrim)	337449	3 21:44:09	2015-04-04
20	Kreslavskij O.M. (Arcan)	622163	7 04:49:23	2012-01-17
21	Kostomarov A.V. (al29)	1498077	17 08:07:57	2016-06-10
22	Chernov D.V. (Kursist)	3288154	38 01:22:34	2018-12-03
23	Varenikov D.M. (Dmitriy Varenikov)	49256530	570 02:22:10	2018-12-27
24	Fedevych V.I. (labuch_fedev)	56863698	658 03:28:18	2017-03-02

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