SQL exercises

November 21, 11:41 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 #186

No	Surname	Seconds	dd hh:mm:ss	Date
1	Zotov P.G. (Ozzy)	11	0 00:00:11	2011-12-31
2	Krasovskij E.A. (pegoopik)	4075	0 01:07:55	2012-06-01
3	Sal'nikov S.A. ($erges)	4471	0 01:14:31	2012-04-05
4	Timofeeva E.V. (Umrikhina)	6932	0 01:55:32	2015-11-05
5	Vas'kov E.V. (Johan)	9103	0 02:31:43	2012-08-29
6	Bezhaev A.Yu. (Baser)	11056	0 03:04:16	2012-01-01
7	Pusev D.V. (Pusev_Denis)	11181	0 03:06:21	2020-03-01
8	Fedevych V.I. (labuch_fedev)	11420	0 03:10:20	2017-12-14
9	Egorov Yu.A. (Yury Egorov)	13688	0 03:48:08	2014-07-11
10	Movlyanov A.P. (Oct)	13783	0 03:49:43	2014-12-19
11	Utyonkov M.N. (=Maxim=)	13834	0 03:50:34	2012-02-13
12	Filippkin D.V. (_dimon_)	15877	0 04:24:37	2012-06-21
13	Kalinin K.A. (kalinin_k)	19016	0 05:16:56	2012-04-08
14	Aliev R. (y4nzi)	22996	0 06:23:16	2017-11-14
15	Petrov Y. (YuriPetrov)	28124	0 07:48:44	2014-11-19
16	Yatsuk A.A. (Faust_zp)	29173	0 08:06:13	2012-01-17
17	Kurochkin P.A. (qwrqwr)	40828	0 11:20:28	2012-01-07
18	Kreslavskij O.M. (Arcan)	45556	0 12:39:16	2012-01-03
19	Shkarednyj I.N. (Gosha)	54087	0 15:01:27	2018-09-05
20	Kuznetsov V.S. (herrRo)	72865	0 20:14:25	2012-01-12
21	Chernov D.V. (Kursist)	94589	1 02:16:29	2018-03-24
22	Vyazovetskov A.S. (alex_v)	109840	1 06:30:40	2013-01-17
23	Pavlov A.V. (Anton)	171486	1 23:38:06	2016-03-07
24	Kukushkin S.A. (smog)	201961	2 08:06:01	2012-06-27
25	Karasyova N.V. (vlksm)	242402	2 19:20:02	2012-01-02
26	Zajtsev V.S. (Sleeping)	272035	3 03:33:55	2015-03-16
27	Grinkevich D.L. (Dmitrij Grinkevich)	282154	3 06:22:34	2012-12-21
28	Sigankov V.I. (vasilyvanc)	297562	3 10:39:22	2019-02-02
29	Boiko D. (Angellore)	371842	4 07:17:22	2012-01-08
30	Kostomarov A.V. (al29)	446441	5 04:00:41	2015-09-22
31	Pyatiletov A. (MontaG)	522216	6 01:03:36	2019-03-24
32	Doschenko V.N. (mcrain)	971317	11 05:48:37	2017-01-15
33	Williams B. (BW)	2084567	24 03:02:47	2016-02-11
34	Chebykin D. (GriGrim)	8113019	93 21:36:59	2012-04-03
35	Varenikov D.M. (Dmitriy Varenikov)	8911190	103 03:19:50	2014-04-19
36	Shaymardanov M.M. (xLiSPirit)	11191042	129 12:37:22	2013-04-19
37	Dubinskij A.V. (_velial)	16127817	186 15:56:57	2012-07-12

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