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September 11, 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	Turchuk A.V. (Anastasiya_Turchuk)	1			17	20	15	28
2	Bobrov M.A. (Bobrov Mikhail Alekseevich)	4			7	7	15	18
3	Vinogradova S.M. (Tigra1)	1	1	138		5
4	Frolov K.A. (Murderface_)	1			1	2
5	Kuznetsov V.P. (qizz220)	1	1	1		1	1	1
6	Artemev L. (Leonid S.)	4			1	1	5	7
7	Mazanov V.O. (icanseeya)	1			1	1
8	Zanegina S.N. (asdfggk)	1					ban	ban
9	Spiridonov I.D. (knopki6752)	1					ban	ban
10	Bayguchukova A.M. (ABayguchukova)	4					15	22
11	SDSVDFVFD (GDFSFGDFGD)	3					14	17
12	Palilova V. (_i_n_s_s_)	2					14	17
13	Bogdan S.Yu. (_Serge0_)	1					12	17
14	guru (rgcust)	2					9	15
15	Chalaya E.E. (chernoburka)	2					11	14
16	Mallina O. (mallinaolga1)	2					10	14
17	Dubov M.M. (mishadubov)	1					10	14
18	Golodniuk (ya chmo)	1					10	14
19	Zhorov (zefir123)	2					10	13
20	Kiselev A. (kmoku_)	2					9	13
21	Bobin (wenzeljarvinen)	1					9	13
22	Garmaeva (xveiwayy)	1					8	13
23	Orlova E.K. (Liza_a)	3					9	12
24	Anikanova A.A. (algaaa)	1					9	12
25	Bodyagina E. (lisa_b)	1					9	12
26	Tubshinova N.R. (Tubshinova Nayana 01241)	1					ban	ban
27	Ozolin (ArturOz)	1					8	11
28	Lukanov G.S. (GoatOfWaR)	1					8	11
29	Mironenko O. (Ol'ga Miro)	3					6	11
30	Gornostaev A.A. (alex2007gor)	1					7	10
31	Ivanov (denisssss1234444)	2					6	10
32	Churilov O.E. (HocokTopok)	1					6	9
33	Kozlov I.S. (ivank88)	1					6	9
34	Isaenkova M.V. (IMV)	2					7	8
35	emkotikov (emkotikov)	2					7	8
36	Bogdanic A. (Anteee)	2					ban	ban
37	KHU (kittysss)	5					6	7
38	Barashkin A.A. (conquru)	2					6	7
39	Sheludyakova (ShellSight)	1					6	7
40	Pogosyants (Ivan338)	1					6	7
41	Skamov E.K. (Scumjazz)	1					6	7
42	m O.D. (blablablaaaaidinf)	1					6	7
43	Fakhretdinov I.I. (Ildarushka1)	2					5	7
44	Tynybekova G.R. (Gulaisha)	1					5	7
45	son D.S. (v golove - NULL)	1					4	6
46	Vyuzhanin (Plashka)	1					4	6
47	Malykh K. (CartOwOgraph)	1					3	6
48	Salmorbekov A.I. (Almabek03)	3					5	5
49	Kazekage (Temari)	2					5	5
50	Zhizhechkina M.D. (Maria187Q)	2					5	5
51	Zhivotov S.V. (pchellk)	2					5	5
52	Khazieva V.Kh. (vasilek82)	1					5	5
53	Faradzhov (Aslan Farad)	1					5	5
54	doronina (lisa_roerich)	1					5	5
55	Khazhikarov K.M. (Hioms)	1					5	5
56	Shekhov M.A. (MaksS_10)	1					5	5
57	Crea (_Kira_super_)	1					4	5
58	Surkov A.A. (Surkov_27)	1					4	5
59	Abramenkova (muroni)	1					3	5
60	Elena E.E. (elenaaaaaaa)	1					3	5
61	Melnik (sgproo98)	1					3	5
62	New R.G. (newLogin)	3					3	4
63	Kapitanov A. (Liriodendron)	2					3	4
64	Kagarmanov A. (wwww12)	2					3	4
65	Surname (Void_107)	1					ban	ban
66	Andreev K.S. (ruiner-lucio)	2					3	3
67	Stytsyuk N. (natalia19930420)	1					3	3
68	Shagdarbekov N.Z. (Nurlybek2424)	1					3	3
69	Myakishev M.N. (iuiui)	1					3	3
70	S (shrl)	1					2	3
71	Petrov M. (mishany96)	2					2	2
72	Maslakov A.V. (Dr.Dre72)	2					2	2
73	Borblik Yu. (BorblikHost)	2					2	2
74	Gr D. (Demon_gr)	3					1	2
75	Gajnutdinov (AiratG)	3					1	2
76	Puchkova A.S. (NesKolins)	2					1	2
77	Sobachkin A.F. (Al_Wolf)	2					1	2
78	Ermilov V.S. (Skorpius)	2					1	2
79	Petrov (pololodgf)	1					1	2
80	Goldobin E.G. (prm259)	1					1	2
81	Balduev D.G. (Dorgo)	1					1	2
82	Sofronov A. (SAstrateg)	1					1	2
83	Kajlachakov M. (MikeKyle)	1					1	2
84	Gordeev N.A. (n1k1t4)	1					1	2
85	Lagun Yu.A. (lagunura)	1					1	2
86	Dusenko T.S. (EvgeniaUg22)	2					1	1
87	Anastasiya T.S. (AnastasyaT)	2					1	1
88	nurtas K.S. (TimaTon)	1					1	1
89	Mishin (Nikolai_1024)	1					1	1
90	Kalibekov M.R. (Sardon)	1					1	1
91	Zakharov V. (Aftornett)	1					1	1
92	Milyaeva K. (MadamSengo)	1					1	1
93	familievna (tatianka111)	1					1	1
94	Chizhevskij (AntiButer)	1					1	1
95	Sarkis'yan G. (gennadi_s)	4
96	Vyshinskij D.V. (NNHueet)	4
97	D'yachkova V.M. (vikauwz)	4
98	Shibaev (saah)	3
99	Krasovskij E.A. (pegoopik)	3
100	Lazarev D. (Scrollcer)	3
101	Isaev V. (valeriy.he)	3
102	Il'inchik F.A. (btwwteo)	3
103	Abdulmanapov A. (Dvarik)	2
104	Yolguin A. (qqqq129387)	2
105	Kalina K. (Hikkki)	2
106	Yana Y.Y. (KeiYana)	2					ban	ban
107	Korolev R.V. (zouker)	2
108	Odnokurtsev (AlFochino)	2
109	Ivanov I.I. (pasta123!@#)	2
110	Khakhulina E.V. (Akulina)	2
111	Tsarev A. (A_Tom11)	2
112	Gagarina A.V. (Antxrf)	2
113	Podoplelova M. (MarinaPod)	2
114	Akhmadzoda A.F. (abdullo95)	2
115	Rakhmangulov D.T. (RDT)	2
116	Krotova D.S. (Krotova_Darya)	2
117	Kozlova M.S. (Kozlova_Maria)	2
118	Khandogina Z. (flazz)	2
119	Bazhenova Yu.I. (vintek_o)	2
120	Evchenko E.V. (evchenko)	1
121	Petrov (Steamboat)	1
122	Selezniov M. (Mihail Selezniov)	1
123	Dzhamaldinov M. (Benediktof)	1
124	markelenkov (marker12)	1
125	Voronov D. (Elnov.70)	1
126	Mal'kevich (Livex)	1
127	Karamyshev I.O. (Arqw)	1					ban	ban
128	Cornejo F. (VoidVortex)	1
129	Aleksyuk I.V. (v4rt23s)	1
130	Ryabykin M.V. (Mikhail1704)	1					ban	ban
131	Chibisov S. (ss_chibisov)	1
132	Tsevelev (TSDi)	1
133	ArsenalVItek V.V. (ArsenalVItekLOL)	1
134	Chern A. (Caxa)	1
135	Rumyantseva L. (ahren_enigme)	1
136	Murych (Soff2222)	1
137	Shishov O.V. (Oleg063)	1
138	Kolosunina A.A. (skywa1ker)	1					ban	ban
139	Khamuev (Tabooret)	1					ban	ban
140	Klochkov S. (Klochkov Sergey)	1
141	khaytkulov (Kronom)	1
142	Kosov A.A. (Kintoky-san)	1
143	Pavlov I.A. (WhiteCat110)	1					ban	ban
144	Nep (student252)	1
145	P I.*. (IrinaPetr)	1
146	Sviridov D.V. (dan20qwrt)	1
147	Namazov M.A. (AsLimbo)	1
148	R. (Wra1th)	1
149	Lysykh V.K. (Usilitel')	1
150	Akameeva S.V. (SVA1)	1
151	Gromov N.S. (Factory)	1
152	Goncharov K.D. (manerasql)	1
153	turkot9 (turkot9)	1
154	Kozhemyakin Yu.V. (Kontebo)	1
155	Tsyrenov A.B. (adam smith)	1
156	Ivanov I.I. (tatsoul)	1
157	Shramenko A.S. (Artyom95)	1
158	Zharchenko Z.S. (wwz_zww)	1
159	Agametova B.K. (Agametova Bella)	1
160	7shkin S.V. (Slavnik)	1
161	Eliseeva O.S. (wspw777)	1
162	Chudikov A. (a.chudikov)	1
163	Burtonov A.V. (tak to)	1					ban	ban
164	Levin Yu.A. (pdestroyer)	1
165	Savinova (Alenari66)	1
166	edmond2 (edmond2)	1
167	Deus M.-. (Michael Deus)	1
168	Smirnov A.A. (sasha-smir)	1
169	Saukin U. (novichok_PA)	1
170	Nesterov D.A. (saha909)	1
171	Reva S.I. (s.reva)	1
172	Noskov P.I. (P_noskov)	1
173	Nebol'sin N.A. (Gripenll)	1
174	Savastyuk A.E. (fearofgod)	1
175	sul (sulem7)	1
176	Belyaev I.A. (Igorman231)	1
177	Kanetskij A.M. (ancami)	1
178	Volkova (TBshnik)	1
179	Okulov A.M. (arkhalien)	1
180	Shimbarevich M.A. (elevation)	1
181	Karimov M.M. (marseel)	1
182	guku R. (huhusky)	1
183	Meng D.S. (meng.d)	1
184	ne B.P. (Shuqizy)	1
185	Ismailova A.I. (Ismailova_Anastasia)	1
186	Karibova K. (Ekaterina7899)	1
187	Kamenovskij I.A. (Kamenovskijigor)	1
188	Sherstobitova V.A. (Sher_Veronica)	1
189	Lezhanina A. (ookkkkkkk)	1
190	Kanzeparova L.I. (LuizaK)	1
191	Atkulova M.A. (m_atkulova06)	1
192	Kasatkina S.O. (Sofya_Kasatkina)	1
193	Kozachenko Yu.A. (HydroCrist)	1
194	Unregistered	37

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