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August 27, 19:00 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	Serova M.M. (ssss.mmmm)	1			6	6
2	Tsybin A.V. (magicdragon)	1	1	33	2	4
3	Shibaev (saah)	2	1	67		2
4	Skokov B.S. (leks$$)	2	1	44		2
5	Jj (Jj111)	1			1	1	1	1
6	Ivanova O.N. (olga_ivanova)	1					15	28
7	Musin A.R. (Azat3007)	2					17	24
8	Nikolov P.F. (plamennf)	1					15	24
9	Markovtseva (Mika2aj)	1					14	19
10	M (lx700)	1					14	17
11	Terekhov A. (terekhovart)	1					10	16
12	Vasilev (Gurthem)	2					8	14
13	Kaliberda D. (DanyK1988)	1					9	13
14	Bonjovi (bomjour111)	1					8	13
15	Mironov R.I. (Romir123)	1					9	12
16	Randle T. (GBush21#)	2					7	11
17	Bocharnikova A.A. (Aleena22)	1					7	11
18	Kozlova N. (nadia9823)	3					10	10
19	Petsgol'dt P.K. (Pavel1PK)	3					6	10
20	Konogorskij L.E. (konogorsky Leo)	1					5	10
21	Tsygankova V. (tory_dm)	2					5	9
22	Van der Vin P.V. (DestroEdinson)	1					5	8
23	Radionov (fraster17)	1					5	8
24	Assan B. (Kizaru011)	1					5	8
25	Vakulko A.V. (VAlexandrV)	2					4	8
26	Fedorov (F0ll)	2					6	7
27	Shtol'ts (Shtolts)	1					6	7
28	Zubov A. (antxsha)	1					6	7
29	Tyurin A. (AnySkyF)	1					6	7
30	Babkin A.V. (BABKIN394)	1					5	7
31	Murlyk M.M. (Myau Murych)	1					4	7
32	Volski (Pixel404)	1					5	6
33	Markevich (pol^2y)	2					4	6
34	Surname (Void_107)	2					ban	ban
35	Akimova E.N. (Katrin_A91)	1					4	6
36	Piotka V. (Pilotich)	1					ban	ban
37	Ulybyshev A.A. (Alex__Lime)	1					3	6
38	Martynov (daeso)	1					5	5
39	Belousov E. (Evgen441)	1					5	5
40	Shtatskikh S. (ProneToSomething)	1					5	5
41	Gnitij E.N. (gnitii)	1					4	4
42	Maksudov U. (Bukva)	1					4	4
43	Chazov N.V. (da413)	1					3	4
44	Shagalov O.L. (TTC)	1					2	4
45	Ikryanikov D.S. (Danila_I)	1					2	4
46	Korolev R.V. (zouker)	1					2	4
47	Oleinik V.M. (lllxxxlll)	1					3	3
48	Aubakirov R.B. (qwerty_Kazah)	1					2	3
49	Rubanov M.I. (GodNaoborot2)	1					2	3
50	Lyakh (LinaL_)	1					2	3
51	Dimidov M. (Gwinbleiddd)	1					2	3
52	a A.A. (rdctfvygbuhjnk)	2					2	2
53	Karataev M.S. (Maksataks)	2					2	2
54	Chernyshov M.A. (dr. Jim ProSo)	1					2	2
55	Burnyasheva A.Yu. (pondquen)	1					2	2
56	Taurbek B.D. (Bagy)	1					2	2
57	Getm (ereks)	1					2	2
58	New R.G. (newLogin)	1					2	2
59	Svidritskaya (sonya_svv)	1					2	2
60	Koloskov (Art_Dart)	3					ban	ban
61	Nikita (kito4)	2					1	2
62	Mikaya (Gio9248)	2					1	2
63	Sheimukhov (sheymuh)	2					1	2
64	Zhuravleva S.K. (Vetechka)	2					1	2
65	Evseev D. (xOnelinx)	1					1	2
66	Sukharev A.S. (A_Greenberg)	1					1	2
67	Kameneva (kristachak)	1					1	2
68	Mozgovoj R.A. (Roman17)	1					ban	ban
69	Korolyov V.V. (CHOTKIY)	1					1	2
70	Sokolova D.D. (dasha_sokol2004)	1					1	2
71	Sidorenko (Junior_Explorer)	1					1	2
72	Goldobin E.G. (prm259)	1					1	2
73	Stytsyuk N. (natalia19930420)	1					1	2
74	Levin Yu.A. (pdestroyer)	1					1	2
75	Budyukin L.D. (StanceInfaimm)	1					1	2
76	kofuku (Kofuku)	1					1	2
77	Lcdma (LCDM138)	1					1	2
78	iVanov (john86)	1					1	2
79	Raviks V. (VladisRav)	1					1	2
80	Ilina N. (lkjahfjkseb)	3					1	1
81	Arbuz (dakto999)	3					1	1
82	Ryzbaev R. (XRustik)	1					1	1
83	Nemolochnov S. (Ferg73)	1					ban	ban
84	Puchkova A.S. (NesKolins)	1					1	1
85	Obukhov A.V. (Alex_71)	1					1	1
86	Ivanova (nahi1)	1					1	1
87	Antonova (Elena_No)	1					1	1
88	Pushkarev S. (PSV_n)	1					1	1
89	Urakina K. (Ksu774)	1					1	1
90	Romanchuk I.A. (ial.romanchuk)	1					1	1
91	Azhekbarova A. (Grocli)	1					1	1
92	Zyabkin (nteadevyy)	1					1	1
93	Andreev (JacKNight)	1					1	1
94	Murat I. (Inzhu_murat13)	3
95	Ivazova E. (elj)	2
96	Koptel'tsev V. (selber)	2
97	kapranov K.S. (shaq2kir)	2
98	Gonvharov T. (timurgoncharov)	2					ban	ban
99	Murat M. (murat_mukhammed)	2
100	Abilkhan Y. (AYERS)	2
101	Rodina K.A. (Ksdina8)	2
102	Shishkina A. (anna_195)	2
103	Krasovskij E.A. (pegoopik)	1
104	Chuchkov O.E. (WIT)	1
105	88 (Shaiden)	1
106	Korovina (kovalski2000)	1
107	Stepanov (ssg24)	1
108	Degtyarev D. (DimaD)	1
109	Lavrinovich (Lavrik_2600)	1
110	Abramenkova (muroni)	1
111	Ivanov A. (Aleksius)	1
112	Kars T. (KarsTS)	1
113	Gul'ko M.V. (gulm)	1
114	Il'enko D.S. (Dmitry357)	1					ban	ban
115	Tikhonova E.N. (evti)	1
116	Vozdigan A.A. (KumaRYo)	1
117	Tazhitdinov T. (polosatyi)	1
118	Orlov A. (esterio)	1
119	Mazur I. (Mazur_IK)	1
120	Zakharov G. (4atlanin)	1
121	Yarullina L. (Lils)	1
122	Smirnov A.S. (orange_peel)	1
123	Ivankov (red_invad)	1
124	Zhuravlev E. (LuckyHamster.)	1
125	Eliseeva A.S. (nastya_eliseeva)	1
126	Pronina A. (murburvur)	1
127	Oraev R. (raevus)	1
128	Soliev O.O. (Osoliev2oo3)	1
129	Kulikov V.S. (VSK99)	1
130	Yefanova M.Y. (mari_5)	1
131	Kaplun (LetMeIK)	1
132	Boltanin (ssnezhno)	1					ban	ban
133	Misnikevich R.M. (RusMich)	1
134	Terekhov I.E. (foxboy)	1
135	Kulikov E.A. (Kaloriy_)	1
136	Brajnin S.O. (brusha)	1
137	O N. (Sykone)	1
138	Voronin A.A. (DandyDV)	1
139	Sarkis'yan G. (gennadi_s)	1
140	Zhuravleva M. (marizh)	1
141	Shipilovskikh L.M. (ladashipm0121101)	1
142	Rodin (uoloki)	1
143	Sber (SberAnalyz)	1					ban	ban
144	Abramova Yu. (GalaxyTears)	1
145	Skvortsov (RukwoR)	1
146	Galustyan T. (TTT1111)	1
147	Soldatov (Li351)	1
148	Kokoulina E.A. (janekoko)	1					ban	ban
149	P I.*. (IrinaPetr)	1
150	Golovkin I.A. (GHOST2508)	1
151	Zheludkov S. (zhsvyach)	1
152	R. (Wra1th)	1
153	Folomkin I.N. (onevay)	1
154	Nuriev T.T. (AngelLives1)	1
155	Chetverukhina V.D. (reindeer121VC)	1
156	Gafurov A.R. (Gafurov A.R.)	1
157	Shaikh (Angy33)	1
158	Duisen A.-. (qazyqarta)	1
159	Lysykh V.K. (Usilitel')	1
160	Akameeva S.V. (SVA1)	1
161	Sedun A.A. (antoshaSQL)	1
162	Osokina (sedge)	1
163	Peshkova E.E. (kato_pesh)	1
164	Abramov V. (Ichigo Kurosaki)	1
165	SIbagatullina (solnyshko199)	1
166	Zakovryashina (z.anya)	1
167	Rigel' I.A. (Rigel_)	1
168	Ibo K. (Kemchik)	1
169	Bogatyrev N.V. (BNV2873)	1					ban	ban
170	Taranets A.A. (AnaStar)	1
171	Bylich D. (Dianka578)	1
172	DMRITsD (TheCupOfMagic)	1
173	Kulikov A.Yu. (Ondrata)	1
174	Ab E.L. (ellllllll_1337)	1
175	Myrzabek N.K. (nurrrzat)	1
176	Starkov A.V. (anstarko)	1
177	Abdullina A.Yu. (Alsu07)	1
178	Ponomarev M.P. (MatveyF)	1
179	Kokorin (Eteroton)	1
180	pinegin A.V. (0_o)	1
181	Kazantsev V.D. (kentiko_0)	1					ban	ban
182	Burtonov A.V. (tak to)	1					ban	ban
183	Egorov S. (segorov)	1
184	familievna (tatianka111)	1
185	Kondratenko N. (thrust_set)	1
186	zamanova (gulkh)	1					ban	ban
187	Kostyuchenko (enova)	1
188	Voinskaya A.A. (Selest48)	1
189	Vasil'eva S.A. (@SSS)	1
190	Bublikov A.G. (geterozis22)	1
191	Nesterov D.A. (saha909)	1
192	Samsonova (Victoooooria)	1
193	Orlova N.M. (Nadzeya8)	1
194	Mikhajlova L.A. (Lyudmila6999)	1
195	voroschuk A.N. (dumb_anchovyyy)	1
196	Osadchij A.Yu. (AlexOs36)	1
197	Pupkin V. (typoboss)	1
198	Akhatov I.R. (AshenWolf)	1
199	Kolesnikova (Monika26)	1
200	Chalbushnikov S.Y. (Sergej Ch)	1
201	Ivanov (Ev1lm0nkey)	1
202	Denisov I.O. (Bidul)	1
203	Mititel (drandylet67)	1
204	Pramoth (Pramoth)	1					ban	ban
205	Pramoth (pramotha)	1					ban	ban
206	Chugunov M. (maximsuch)	1
207	Ivanov I.I. (FQFEWGW)	1
208	Aleksandra A. (tvusea)	1
209	Draga A.A. (syllvis)	1
210	Unregistered	36

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