SQL exercises

October 25, 16:27 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 100 results shown on the exercise #252

No	Surname	Seconds	dd hh:mm:ss	Date
1	Zotov P.G. (Ozzy)	12	0 00:00:12	2009-06-14
2	Sal'nikov S.A. ($erges)	11001	0 03:03:21	2009-06-16
3	Drozdkov A.N. (anddros)	17288	0 04:48:08	2009-07-29
4	Anisimov D. (danilko)	22351	0 06:12:31	2009-08-03
5	Timofeeva E.V. (Umrikhina)	27269	0 07:34:29	2009-07-31
6	Latfullin A.S. (Replikon)	66000	0 18:20:00	2009-09-13
7	Agapov V. (KERBEROS)	74111	0 20:35:11	2013-03-27
8	Vojnov P.E. (paparome)	78801	0 21:53:21	2010-12-01
9	Kreslavskij O.M. (Arcan)	106662	1 05:37:42	2009-07-06
10	Shindin A.V. (AlShin)	114522	1 07:48:42	2011-05-05
11	Movlyanov A.P. (Oct)	155715	1 19:15:15	2014-12-24
12	Doschenko V.N. (mcrain)	183690	2 03:01:30	2019-10-18
13	Glazyrin D.S. (glassman)	185753	2 03:35:53	2009-07-09
14	Karasyova N.V. (vlksm)	197558	2 06:52:38	2009-06-27
15	Kurochkin P.A. (qwrqwr)	201287	2 07:54:47	2011-02-12
16	Kuznetsov V.S. (herrRo)	208666	2 09:57:46	2011-02-04
17	Pechatnov V.V. (pvv)	214146	2 11:29:06	2009-08-28
18	Bezhaev A.Yu. (Baser)	235120	2 17:18:40	2010-08-26
19	Vas'kov E.V. (Johan)	241237	2 19:00:37	2009-12-01
20	Aliev R. (y4nzi)	247263	2 20:41:03	2017-10-23
21	Yatsuk A.A. (Faust_zp)	272597	3 03:43:17	2009-08-14
22	Donskikh A.V. (Ridan)	308727	3 13:45:27	2009-11-26
23	Dubinskij A.V. (_velial)	333296	3 20:34:56	2010-02-28
24	Orlov M.V. (Eagleoff)	693857	8 00:44:17	2009-12-22
25	Boiko D. (Angellore)	1384584	16 00:36:24	2009-11-01
26	Dvoryaninov V. (Valdaj)	1475097	17 01:44:57	2010-08-03
27	Varenikov D.M. (Dmitriy Varenikov)	2551957	29 12:52:37	2014-12-14
28	Chernov D.V. (Kursist)	3978319	46 01:05:19	2019-08-11
29	Krasovskij E.A. (pegoopik)	6130184	70 22:49:44	2011-01-23
30	Koptel'tsev V. (selber)	15407948	178 07:59:08	2017-09-05
31	Filippkin D.V. (_dimon_)	15584593	180 09:03:13	2012-06-26
32	Perfilov B.V. (B o r i s)	24677661	285 14:54:21	2010-03-31
33	Kostomarov A.V. (al29)	33201448	384 06:37:28	2018-04-26
34	Sysoev A.V. (Sysa)	148676723	1720 19:05:23	2014-04-10

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