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May 05, 14:43 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	Nesov (80STH)	1	4	34		8
2	Ab R. (rrXX)	1	5	2		6	ban	ban
3	Shafigullina D. (Dineira)	1			4	4
4	M (DanilM2304)	3	1	71		3
5	Safronov P.A. (Paulus73)	2	1	99		3
6	Kolesnikov S.O. (bulbasaurus)	1	1	41		3
7	Kapitanova A.O. (Kapitanova)	2			3	3	12	15
8	ASI (asi_sql)	4	1	24		2
9	Mikov A.O. (xxxp)	1					15	26
10	Radzhabov R.S. (Remma)	3					15	25
11	Lutskina E.V. (Lina-eva)	2					15	24
12	Barakov (Dyadya Grisha)	1					15	24
13	Shehonina (arina_shehonina)	1					15	24
14	Ochagov E.E. (uwu2017)	2					14	23
15	Rozhnov I.G. (IvanRozhnov)	1					14	23
16	Abbasov A.A. (azizabbasov)	1					13	22
17	Umbetova N.S. (nurdanka)	1					13	19
18	Lymar' K.K. (Kirill L (TsI))	2					15	18
19	Solov'ev D.I. (popkinpipkin)	2					15	18
20	Zaidi I. (IFRA)	1					15	18
21	Savushkina E. (aveslahaha)	2					14	18
22	Secret Key (Secret Key)	1					10	18
23	Ivanova O. (juroni)	1					13	16
24	ozzlik O.O. (ozzlikOz)	1					13	16
25	Mironova E.I. (tRaWa)	1					10	16
26	Koroleva A.P. (KorolevaAP)	2					12	15
27	Kazitskij D.S. (psaewd)	1					12	15
28	Nikol'skij I.Yu. (igoryun)	1					6	15
29	KhKhKh (dpkkk)	1					11	14
30	Babu E. (Eldhoo)	1					11	14
31	Boby H. (HarithaBoby)	1					11	14
32	Benny B. (Beno_Benny)	1					11	14
33	aitbaeva M.K. (merekease)	1					11	14
34	Taraskin A.P. (taranttt)	2					8	13
35	Akimtsev M.A. (AkimtsevMaks)	2					7	13
36	Gamynin N.V. (ngamynin)	1					9	12
37	kkkzzzsvo K.K. (kkkzzzsvo1)	1					9	12
38	Vasilyov A.A. (quiry)	1					7	12
39	Shershen' Ya. (kokos12467)	1					8	11
40	Karaev I.D. (kappawave)	1					7	11
41	Iskhaev E. (Elisey6543211)	1					7	10
42	boris.isma (boris.4240)	1					6	10
43	Anisimov E.A. (egor_anisimov)	2					8	9
44	Malyukin K.A. (Stepan228)	2					8	9
45	Gor (kristi16109091)	1					8	9
46	enriquegiottonini E.G. (egiotto)	2					7	9
47	Moroz A.I. (frostanast)	4					5	9
48	Novikova (novikovadasha)	2					5	8
49	Zhuravlev D. (Zhuravlev_dyu)	2					5	8
50	Semenova L. (lsmnv)	1					5	8
51	Drkv I. (AsDei)	1					4	8
52	Sinyaev R. (SinyaevRY)	1					7	7
53	Mel'nikov A.I. (050036Almaty)	1					6	7
54	Zhavoronkina M. (maria zh)	1					5	7
55	Rajskij I.A. (elaphilin)	1					5	7
56	Marchello K.G. (audi100c3)	2					ban	ban
57	Ryzhevskaya E.A. (eryzhevskaya)	2					6	6
58	Biba N.V. (gipnogaba)	2					4	6
59	Baldur (BaldurGates)	1					4	6
60	Ovchinnikov R. (Ovchinnikov Roman)	1					3	6
61	qwerty (wqewrt)	1					5	5
62	Grapenenko O.F. (Bruunie23)	1					5	5
63	GG (Chamomilla)	1					4	5
64	smagulov (kaimak)	1					4	5
65	Berekenov D.I. (DaniilB99)	2					4	4
66	Posyagin (RAGE96ru)	1					4	4
67	Dovganyuk M. (KhlOpushka Lyubyatovo)	1					4	4
68	Fokin (fourty)	1					ban	ban
69	Makeev M.V. (Zettyr)	1					3	4
70	Kim D.I. (kimxwq)	2					2	4
71	Agafonov P. (Lids17)	2					2	4
72	Alekseev A.S. (Andser)	1					2	4
73	Veselov D.A. (Dmitrij1234kk)	1					2	4
74	Scherbakov D.S. (Scherbakov Dmitrij)	1					2	4
75	Vasil'ev (GudiniMoonlight)	1					2	4
76	Bochkova (AnyaBo)	1					2	4
77	Ryzhenkov A.S. (Andreu_grey)	1					3	3
78	Tolk (Kris8008)	1					3	3
79	Fedoseev A. (woodkid)	3					2	3
80	Buslaev V.V. (Makorbi)	2					2	3
81	Kolenko S.S. (Denitsa)	2					2	3
82	Chilingaryan T.M. (.........)	1					2	3
83	Belleezee M.I. (Mikhaell)	2					2	2
84	Beketov (becat)	1					2	2
85	tsoy (hznikdima123)	1					2	2
86	Kryukov A.P. (Alexei1771)	1					2	2
87	Ta (Dan Ta)	1					2	2
88	Shibaev (saah)	2					1	2
89	Setsko P.A. (Pashech888)	2					1	2
90	Ch (ilywkaa)	1					1	2
91	Erzhanov E.E. (erzhan1981)	1					1	2
92	Sury (fatsury)	1					1	2
93	F M. (marie_f)	1					1	2
94	Komyakov Yu.V. (dreamersleet)	1					1	2
95	nnnn (mitrafilina)	1					1	2
96	Serdyuchenko E.Yu. (eserdyuchenko)	1					ban	ban
97	Duisenbayev (3UMF)	1					1	2
98	Khisamov A. (ArchieSomethin)	1					1	2
99	jwenkwgnwe J.J. (somewell)	1					1	2
100	Sviridov (witne7s)	2					1	1
101	Yuzbashev E.R. (Emyu)	2					1	1
102	Khomich D.L. (Tipelllo)	1					1	1
103	Berezovskaya D.V. (dashaeverafter)	1					1	1
104	Murzabekov M.Kh. (Magich)	1					1	1
105	Sharapa A.V (LX26)	1					1	1
106	Terent'eva P.N. (Polina999nikol)	1					1	1
107	Kudr (Kudr_el)	1					1	1
108	Koptel'tsev V. (selber)	6
109	Kurochkin P.A. (qwrqwr)	2
110	Krasovskij E.A. (pegoopik)	2
111	Polyakov V.M. (rock_4)	2
112	Kornienko A. (andr-123)	2
113	Komarov A.N. (Shveda Saulya)	2
114	Bogachev A.I. (balex_044)	2
115	Buraevskaya A.O. (Alexandra Buraevskaya)	2
116	petrov G. (G1alga_06)	2
117	Bocharova V.E. (Malvisa)	2
118	Gorokhov (Krasauvicza)	2					ban	ban
119	Kornilov A.S. (Pipkinpopkin)	2
120	Zap M. (MarinaZap)	2
121	Varenikov D.M. (Dmitriy Varenikov)	1
122	Utrobin (GENE1)	1
123	Kachnov R. (warik)	1
124	Borsch Yu.B. (Tenor)	1
125	Mirdadaeva I. (Lisa1980)	1					ban	ban
126	Allayarova (aalba)	1
127	Selivanova O.V. (ngro)	1
128	Gorbunov M.S. (gms)	1
129	Morozova I. (IMorozova)	1
130	Platonova Yu.V. (kyv)	1
131	Gudkov K.S. (CSKir)	1
132	Shipilov A.A. (sansanysh)	1
133	Shatunov (Tapac174)	1
134	Shestakov (Randomize)	1
135	Danyushin M. (GonLimon)	1
136	Shamatrina (Asyona)	1
137	Artemenkov P. (39525D)	1
138	Kerrik (Zayne Carrick)	1
139	Orlov A. (esterio)	1
140	Tsay S. (Sergey Ts.)	1
141	Frantovskaya (dfrant)	1
142	Aleksashina N. (hungry_hamster)	1					ban	ban
143	Erzhan B.B. (YerzhanBux)	1
144	Yakshin I.V. (ivan_y)	1
145	Bondarchuk I. (Igor' Bondarchuk)	1
146	Usanin V.V. (hydoznic)	1
147	Kulmanova A.R. (Aikanysh)	1					ban	ban
148	Schegolev (Colinastr)	1					ban	ban
149	Xaydarov S.S. (rolevel01)	1
150	Nikitina D.V. (dasandree)	1
151	Sysueva A.D. (Sackamacki)	1
152	vktory369 (vk1991)	1
153	ss S. (rsn99)	1
154	Sarkis'yan G. (gennadi_s)	1
155	SQLov (SQLov)	1
156	Noskin (CptBubbles)	1
157	Revenko M.A. (CptDisturbed)	1
158	Peev V.A. (vasili_peev)	1
159	Markelov (PavelME)	1
160	NIS I.S. (NISIlya)	1
161	Kaban H. (Kaban123)	1
162	P I.*. (IrinaPetr)	1
163	Fakiev D.Z. (ysnl)	1
164	Odegov A.I. (KovroLitik)	1
165	R. (Wra1th)	1
166	Bidnenko K.E. (chef777)	1
167	Stepanov (LexFrom)	1
168	Andriyanova D.A. (andarinka)	1
169	Komov S.M. (Komov S. M.)	1
170	Kupaev A.V. (Weme)	1					ban	ban
171	Zak (Bnn1)	1
172	Skibin V.V. (SQL_vvs)	1
173	Glushko S.Yu. (vechnojunior)	1
174	Odnokurtsev (AlFochino)	1
175	Hydyrova T... (Hydyrova)	1
176	Smol'nikov F.A. (_smolnikov_)	1
177	Borsch Y. (ubbsoftdev)	1
178	Kolesnikov A.E. (Ellety)	1
179	Kad V.Y. (s108)	1
180	Andreeva (TA2026)	1
181	Sokolova O.V. (Ol'ga2026)	1
182	Zagorujko D.S. (ZAGORUYKO)	1
183	Rogachev L. (leonid19101110)	1
184	Pogorel'tsev D.P. (PashaDmitrii)	1
185	Vyatkin A.N. (viatkin)	1
186	Azanov (kulinarr)	1
187	Vlad V.V. (Bleckeid)	1
188	D V. (DlytexKtoPoidetSledom)	1
189	Utkin S.A. (Aethel)	1
190	Lastochkina (0Mak0)	1
191	Soryu A.L. (RemiliaScarlet3)	1
192	Kanajkin N.P. (NikolayMordvin)	1
193	Pavlinov D. (danil_panamera)	1
194	Hutchinson L. (Luther_Hutchinson)	1
195	Shokhalevich A.N. (Anashok)	1
196	Bystrov F. (FEDORBYST3445)	1
197	Paella (Aliero)	1
198	Budilova A.S. (Abud)	1
199	Ust'yanova (Sharki4)	1
200	Sorochina V.A. (wlisv)	1
201	Kuzmanovska (Maja_QA)	1
202	Bannikova V.S. (ValeriaB)	1
203	zaz (serezh)	1
204	Milyaeva K. (MadamSengo)	1
205	Martini T. (tumblu)	1
206	Snorenkova (anna_sn)	1
207	Ignatova L.A. (ElladaL)	1
208	Nikonov S.A. (serg0123456789)	1
209	Bezb N.S. (Stoun)	1
210	Vostrikova Z.K. (zlvstr)	1
211	Kulmanova (Aikesha)	1					ban	ban
212	Sukhanova P. (ppkk)	1
213	Kalinin L.A. (levk9594)	1
214	Zhargalov M.Zh. (zharmas)	1
215	Peremitin (doka804)	1
216	jsda J.J. (micky00000)	1
217	Buslovich E.G. (Omega0987)	1
218	Sajfutdinov V.R. (Viswald)	1
219	Savel'ev (longerthe)	1
220	Tolstoguzov E.S. (EgorGUZ)	1
221	X (AS87)	1
222	Yuzupov N.D. (5433434)	1
223	Malofeev M.M. (Nig_Pig)	1
224	Gunchina V.A. (valentina.gunchina)	1
225	IVanov I.I. (ckkbiouo!)	1
226	Unregistered	30

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