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March 22, 17:56 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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Today statistics

nLog - number of logins;
nSelEx - number of select exercises solved today;
lastEx - number of last select exercise solved;
nDmlEx - number of dml exercises solved today;
Scores - sum of points on the exercises solved today (select and dml);
numLrnEx, LrnScores - number of exercises solved today and sum of points on learning stage

No	Surname	nLog	nSelEx	lastEx	nDmlEx	Scores	numLrnEx	LrnScores
1	Yagshymyradov A.S. (Allanur05000)	2			22	31	ban	ban
2	Allaberdieva H.S. (Hatyja)	2			20	26	ban	ban
3	? (acdncpac)	2			7	12	ban	ban
4	Gusev A.O. (NowOrNever)	4	4	19		6
5	Skibskij I.V. (Floral6422)	1			6	6
6	Goryaev D.S. (Dimon136)	1			6	6
7	Safronov P.A. (Paulus73)	1			1	4
8	Sarkis'yan G. (gennadi_s)	2	1	-11		1
9	Kharitonov P. (kharitonov546)	1					ban	ban
10	Gavrilov A. (Sagnol)	1					15	26
11	Grushko M.D. (grushko_maks)	1					ban	ban
12	Q W.E. (DandyDaBeast)	3					15	24
13	Mishkovskij A.V. (cyzn)	3					15	24
14	Kashafutdinova A.T. (grushko_maks_)	1					ban	ban
15	Sidorov (RomanS23)	1					12	21
16	K F. (123haipovayaplesen)	1					ban	ban
17	Zhuravlev B. (Discord86)	1					15	19
18	Rakhimov A.E. (Amir Rakhimov)	2					15	18
19	Shamin M.V. (Shamin7777)	1					15	18
20	Makarov D.E. (Macarov)	1					15	18
21	Karimov E.R. (Karimov228)	1					15	18
22	Pogorelova S. (sv309)	2					14	17
23	Treskin D.M. (zubastix2)	1					12	17
24	Nigmatullin (marat3000)	1					13	16
25	s I.S. (_sau_)	1					11	16
26	Pryamosudova (dracula56)	2					9	15
27	Ivanov (V16)	1					10	13
28	Kazlovskij I.I. (Iliya Kazlovskiy)	1					10	13
29	Glovatskij V.A. (Hlavatski)	1					10	13
30	Petrov (Steamboat)	3					9	11
31	Noskova D.I. (daho_n)	1					8	11
32	Denisov M.A. (MatveyDenisov)	2					ban	ban
33	Afanas'ev K.K. (our.salvation)	1					6	10
34	Mikheev V.E. (akaza78)	1					7	9
35	Bydantsev A.V. (Nova10)	2					5	9
36	Bezrukov D.V. (Ghostred)	2					4	8
37	Gerasimov R.A. (kerxloc)	1					4	8
38	Kuznetsov (CantDefeatAirman)	1					6	7
39	Chechulin A.D. (TrikS)	1					6	7
40	G M. (maximusQL)	1					6	7
41	Gobelko (IgorSofya)	1					5	7
42	Ogloblin S.A. (ssser)	2					4	7
43	P V.G. (dekjnfs.e)	1					4	7
44	Nikalas P. (mcvoodoodc)	2					5	6
45	Pavel P.P. (familka)	1					4	6
46	Chupina V. (Chesnokk)	1					4	6
47	Kartavenko G.O. (Necrosea)	2					3	6
48	petrenko A.A. (hippi1232)	2					5	5
49	Yurii (Jylik3222)	2					5	5
50	Vygodin V. (vdragon)	1					5	5
51	Desyatkov A.A. (Devastated666)	1					5	5
52	Timnov N.N. (daseseseensya)	1					5	5
53	Sinitsa K.V. (Kirosin1992)	1					5	5
54	Rozanova M.A. (Mar'yasha)	1					4	5
55	Gavrilova A. (anana)	1					2	5
56	Tischenko (Slisen)	2					4	4
57	Kausov N.A. (KausGod)	1					4	4
58	Mukhamatkhanov A.Kh. (Airr)	1					3	4
59	Efimenko (Ezhevika2196)	1					3	4
60	Frolov I.V. (Zevs pitbul')	1					3	4
61	Kon'kov G. (garrykonkov)	2					2	4
62	Filyushkina K.A. (ksyusha_filyusha1)	1					2	4
63	Vasechko K.Ya. (Memnik)	1					1	4
64	Kobyakov N. (Nikolas98)	1					3	3
65	Dumnov V. (doomnow)	2					2	3
66	Romanov V.A. (vrinc)	1					2	3
67	Cherkashchenko V.C. (KOTYARA12)	1					2	3
68	Batashova S. (sbatashova)	1					2	3
69	Streletskaya T.A. (tatianastr)	1					2	3
70	serdyukova A.A. (bylka_anas)	1					2	2
71	Ponomarenko (Artem1337h4ck3r)	1					2	2
72	Karpov A.A. (nepik)	1					2	2
73	Li (maibaozhi)	4					1	2
74	Tkacheva K.A. (krissttik)	3					1	2
75	Bukhanovskaya K.B. (buka)	2					1	2
76	Soldatov G. (ggwpez)	2					1	2
77	Mad'yarov (Ndrix)	2					1	2
78	Deresheva O. (dverotkamaza)	1					1	2
79	Mamedov R.T. (Zwei1989)	1					1	2
80	Roschin A.M. (Alexendero)	1					1	2
81	Metelitsa L. (Lada_M)	1					1	2
82	Auezova (Soul66)	1					1	2
83	Ivanov (AlexK88)	1					1	2
84	Ganenko (gamilton_freezhay)	1					1	2
85	Mazurenko A.A. (mazalex)	1					1	2
86	Familiya (sbtk)	3					1	1
87	Pyatnitsa O.A. (Robin)	1					1	1
88	Anatoliy (StolekKk.cpp)	1					1	1
89	Krutkov N.A. (sparrow_152)	1					1	1
90	Ryan R.R. (Ryan3111)	1					1	1
91	dasheva D.D. (Dochka7777777)	1					1	1
92	Streletskij (Cheburator300056v)	1					1	1
93	Otradnov (Sdn19012026)	1					1	1
94	Komarov S. (dabchique)	1					1	1
95	Volkov A. (Andrew(Shadfow_wolf))	1					1	1
96	Kataranov M. (BeetleRat)	1					1	1
97	Udovik Ya.L. (Yarius)	1					1	1
98	bigbrother (bigbr0ther)	1					1	1
99	Krasovskij E.A. (pegoopik)	3
100	Petrov A.V. (AVPetrov)	3
101	abdr (leodedsec)	3
102	Adbin K. (thebiggestsmokeblower)	2
103	Ermolaev (sbnostie)	2
104	Nikol'skij A. (leonardfx)	2
105	gladkikh (nastya_keey)	2
106	allaberdiyeva H.S. (Hatyja04)	2					ban	ban
107	Rudenko G.D. (GDR252)	2
108	Nazarova (Alison)	2
109	Sergeev I.A. (skorodum)	2
110	dikunov B.V. (bonny44)	2
111	Ivanov B.N. (geekayou)	2
112	Ugasina L.A. (lyubov9009)	2
113	Martynov A. (Ryncol)	1
114	Petrov A.V. (petrov17)	1
115	Koptel'tsev V. (selber)	1
116	Vinogradova S.M. (Tigra1)	1
117	Vnukov V. (yNatt)	1
118	Mikhajlov V. (Val'ter92)	1
119	Sorokina E. (Kate.sql)	1					ban	ban
120	Bekysh L. (Lilya123)	1
121	321 1.1. (Nezorin)	1
122	Ivanov I.I. (vlad91)	1
123	DO R.M. (danchikPi)	1
124	Shustova N.N. (nnadya)	1
125	Pilin (SAP)	1
126	Silkov S.Yu. (SIlkovStas)	1
127	Bredikhin M. (maxim_bredikhin)	1
128	Maletin K. (MAD_LeO)	1
129	Strunin (LabDataBoy)	1
130	Bondarev A. (Alex_0077)	1
131	Bejkun V. (beykun)	1
132	Surkova N.Yu. (NEMO6_6_6)	1
133	Gorlova (OGolod)	1
134	Birlyukov K.I. (FIDEMaster)	1
135	Lim D.V. (Dimeeeee1)	1
136	Bolog (versus_AG)	1
137	Kotenko S.E. (Instasamka228)	1
138	Kakaya S.R. (serega_ssd)	1
139	Gerasimov D.G. (Khmurin'yo)	1					ban	ban
140	Vendrow (urobr)	1					ban	ban
141	Ovchina M.O. (Zarip)	1
142	MO (judgin77777)	1
143	dmitry (mds_)	1
144	Chusta K.Yu. (kchusta)	1					ban	ban
145	Kushnir S.A. (Wishmaster190281)	1					ban	ban
146	Kuz'menkov A. (dazaras)	1
147	NIS I.S. (NISIlya)	1
148	Chukhrij A.M. (bibsy s chikonom)	1
149	Denisov S.A. (serjantus)	1					ban	ban
150	Matvej M.B. (kuhvbnffdfsdsd)	1
151	R. (Wra1th)	1
152	Novikov M.R. (novikov2050)	1
153	Pichueva (Selesta740)	1
154	Tsy D. (elPupsico)	1
155	Rakhmanov R.R. (Rassik228)	1					ban	ban
156	Komov S.M. (Komov S. M.)	1					ban	ban
157	Zotova (AngZ)	1
158	Brekhunova Yu.S. (yul'chik11)	1
159	Lysykh V.K. (Usilitel')	1
160	Sokolova E.D. (alyonaMiSQL)	1
161	Solov'eva (Lisitsa)	1
162	Kolesnikov S.O. (bulbasaurus)	1
163	Kilina T. (Ochayta)	1
164	Matroskin (Pilate)	1
165	Feoktistov (oleg-ff)	1
166	Martinchik A.A. (angielyusha)	1
167	Bakiev (Yeswrld)	1
168	Erokhin F.S. (Fedr)	1					ban	ban
169	Kurenkov (Saron)	1
170	Talesnikov S.A. (slavatalesnikov1)	1
171	Ershova V.V. (vera1507)	1
172	Malakhov (dimmal)	1					ban	ban
173	Blinov M.N. (Mikpostgre)	1
174	Komarov D.A. (Daniil Komarov)	1
175	Chursin S. (ser_chur)	1
176	Smirnov V.V. (Sylvodor)	1
177	Kasper S.M. (semenkasper)	1
178	Litvinova N.A. (Natali_lit)	1
179	Ivanov I.I. (pasta123!@#)	1
180	Pan'shina A.G. (AlexashaKim)	1
181	Muldasheva A.M. (askolok)	1
182	Nosov (tuy)	1
183	Myagkova (myagkaya bulochka)	1					ban	ban
184	Kondrashova D.V. (Dashhh13)	1
185	Karmanova A. (Asteria Moony)	1
186	dfgh (qwet45)	1
187	Doe J. (JohnDoe19435)	1
188	Petin (monetkins)	1
189	apple_city B. (mr_exclusive)	1
190	rybina E.E. (quwik)	1
191	A A. (naravan)	1
192	Gosteva P.D. (Gosteva Polina)	1
193	Ryasov I. (xvan2sx)	1
194	Blessed A. (ZhandosASTANA)	1
195	Kobzeva A.S. (Kobzeva A.S.)	1
196	Karpova (novekater)	1
197	Talipov (YOSHIMITSO777)	1
198	Aleinik A.Y. (Aleks11117777)	1
199	salnikov I. (ilya2oo5)	1
200	Alex A.A. (alexpost3)	1
201	Yudina P.S. (Ypi_)	1
202	Petrova S. (petrova-s)	1
203	Unregistered	33

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