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April 10, 14:07 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	Gorbunov M.S. (gms)	1	1	11		1
2	Potemkin (Yazon_79)	1	1	-12		1
3	Konovalova (nastia90709a)	1			1	1
4	Goncharov M.D. (AnOM007)	1			1	1
5	Shamgunova T.Sh. (Neil19.01)	3					ban	ban
6	Zhuanys M. (YessGo)	3					ban	ban
7	Mullayanov Z.R. (ZinurHaise)	1					15	29
8	sadada (qasdff)	1					ban	ban
9	Sibejkin I.A. (POIUYTHEHAPPY)	2					15	25
10	Khairikhan S.-. (parz1vAl)	4					12	24
11	Chetverikov D.A. (zzwwaann)	1					15	23
12	Konratov S.K. (Sagyntay)	2					12	22
13	Ismailov O./. (_Otabrbrpatapim_)	1					15	21
14	das D.D. (dastoni)	2					15	20
15	Makarova A.A. (Pinkochka)	1					15	20
16	Cdssdgs (dagfdsfgds)	2					15	18
17	Lobanova M.L. (lobanovamariya)	1					9	18
18	Klyavlina V.S. (mc_flurrry)	1					12	17
19	Pesetskij E.I. (yweve)	1					10	17
20	Atashkhoja A.K. (Khan_38013)	1					ban	ban
21	Yukovsky R. (Yuko_404)	1					9	15
22	Mironov P.V. (MironovPV)	3					10	13
23	musaliev B.B. (mbpride)	2					10	13
24	Kosyak D. (Dakijara)	1					10	13
25	fvnewijoerfvinj (gbrefgbverbe)	1					10	13
26	Musil Z. (nujabeeez)	1					10	13
27	Shagdarov O.E. (Blyavpizdu)	2					8	13
28	Zaika Y. (yos1ro)	1					8	13
29	Kavunov (luadebug)	2					8	12
30	Khajzatova V.O. (Veronika18067777)	1					9	11
31	Zhavoronkina M. (maria zh)	1					8	11
32	Sirotko M. (Sironim)	1					7	11
33	Khannanov A.I. (Almazejka)	1					6	10
34	ganiev M.Kh. (kiseyama66)	1					6	10
35	Boeva O.M. (olga_boeva77)	1					7	9
36	M I.N. (Myshlyaev I. N.)	1					5	9
37	uchebnick (uchebnick)	1					6	8
38	Zubina A. (elen.)	1					ban	ban
39	Schedrov I. (cherchnyaga_you_know)	1					5	8
40	Yan'shin M.E. (kugaKuru)	1					4	8
41	bezzubcev (Bezzubceviv)	2					6	7
42	Yarusskij (Gvardeets)	1					6	7
43	Zakharov V. (Aftornett)	1					6	7
44	Kuznetsov (FireWaffleSQL)	1					6	7
45	Artimovich (Focusnikk)	1					6	7
46	Ahmedova S. (SabrinaKylych)	1					6	7
47	.... (aaaaaaaabacaba)	1					6	7
48	Makarova A.P. (makaroshec)	1					5	7
49	mamkin koder (mamkin koder)	1					5	7
50	Titkov D.M. (cans1zz)	1					5	7
51	Kurpachov (kagadhnsa)	1					5	7
52	Rogachev L. (leonid19101110)	1					4	7
53	arslanova (yanaj)	2					6	6
54	Tuzova V.S. (vika_tuzova_)	2					5	6
55	Ilina N. (lkjahfjkseb)	1					4	6
56	Kovalev A.A. (godota)	1					3	6
57	Bikbaev M.R. (qwertyuiop1212121212)	1					3	6
58	Ivanova K.N. (Labuba1234)	3					5	5
59	Gorbunov (GoArty)	2					5	5
60	Volkov A.A. (volart74)	1					5	5
61	Mishra (Ginger457)	1					5	5
62	Smirnov A.I. (zhsunchang)	1					5	5
63	Volkov T.D. (TVD2903)	1					5	5
64	Grechin G.O. (george5858)	1					3	5
65	Ivan (ghosty_an)	1					3	5
66	Molko (therim)	2					4	4
67	Ushakov D.P. (DeNNazaVR)	1					4	4
68	Amangel'din R.S. (Ramadan)	1					4	4
69	Bogatyrev N.V. (BNV2873)	1					3	4
70	R. A. (Erayo)	1					3	4
71	Biv (BIV99)	1					3	4
72	Kononov A.P. (koKS1k)	1					2	4
73	pautova (sofiapau)	1					2	4
74	Malakhov (dimmal)	1					ban	ban
75	Abdulaev Z.I. (Zaur_1991)	1					2	4
76	Desolejshn Kh. (charvelds)	1					2	4
77	Kolesnikov S.O. (bulbasaurus)	1					1	4
78	Lyal'kova I.S. (Davydova)	3					2	3
79	Kajdash S.A. (sonkalala7d)	1					2	3
80	Kirgizbanva A. (Adina)	1					ban	ban
81	Kadraliev R.S. (gromui)	1					2	3
82	Shvetsov D.Sh. (DanechekSw)	1					2	3
83	Karagodin A.K. (AlexKarr)	1					2	3
84	Amankulov A. (qawqaw)	2					ban	ban
85	Gern (Gadjet81)	2					2	2
86	Bragina N. (Natali_Bragina)	1					2	2
87	123 1.1. (NNeonnn)	1					2	2
88	Polosina (Anastaiia)	1					2	2
89	Efremov I.M. (Efrem_gercules)	1					2	2
90	Simvolokov (evigmisfornoyd)	3					1	2
91	qweasdasd C.C. (cringeaaa)	3					1	2
92	Najik (Najik7)	2					1	2
93	Khuzun (majenel)	2					1	2
94	Shibaev (saah)	1					1	2
95	Petrov (Steamboat)	1					1	2
96	Petrov N.V. (Nick21)	1					1	2
97	Alekseev A.S. (Andser)	1					1	2
98	Akshaev (Mak__)	1					1	2
99	Novitskaya (Katinn)	1					ban	ban
100	Utkin S.A. (Aethel)	1					1	2
101	dddd (andryuhabyk111)	1					1	2
102	Bachaeva (GIlyana29)	1					1	2
103	Evgen'ev (gek_c)	1					1	2
104	Paella (Aliero)	1					1	2
105	Akhter E. (anthonymic)	1					1	2
106	Shipilova M.R. (htitnec)	1					1	2
107	Vasil'chenko (kdr111)	1					1	2
108	novik D.O. (dasha0603)	1					1	2
109	Borisenko (Ivolga-Natka)	2					1	1
110	Bolgova (IuliiaB)	1					1	1
111	Kulikov E.A. (Kulicopter)	1					1	1
112	Che V. (Chelovek999)	1					1	1
113	AnnaR (Ankvin)	1					1	1
114	Elena E. (cyber_lenin)	1					1	1
115	Timothy T.T. (Timothy0)	1					1	1
116	Komov S.M. (Komov S. M.)	4					ban	ban
117	Yushina A.N. (Student63)	3
118	Tukeshev U.K. (Ulan Tukeshev)	3
119	Koptel'tsev V. (selber)	2
120	Polyakov V.M. (rock_4)	2
121	Batulin E. (batulin)	2
122	Komarov A.N. (Shveda Saulya)	2
123	Ponizovkina A.I. (wolfyrose)	2
124	Sarkis'yan G. (gennadi_s)	2
125	Gusev A.O. (NowOrNever)	2
126	Musabaliev (samiro)	2
127	Vakulko A.V. (VAlexandrV)	2
128	Merkulov A.D. (ParabellumKS)	2					ban	ban
129	Zhuk V.R. (loniloum)	2
130	Stepanyan N.A. (lilnaro)	2
131	Bezrukov D.V. (Ghostred)	2
132	Rodriguez E. (uniqueeric)	2
133	Abdulganiev (echpochmak2k)	2
134	Abkaryan E. (eve11111)	2
135	Ivashko D.S. (dasha_iv)	2
136	Makarov I.A. (_Bkmz_)	1
137	Kurochkin P.A. (qwrqwr)	1
138	Krasovskij E.A. (pegoopik)	1
139	Trushin V.V. (1Link)	1
140	belikov A. (aleksey03)	1
141	Sazonov R.I. (Robin_G00d)	1
142	Scherbakov (EduardSch)	1
143	Sudlenkova N. (sudlik)	1
144	Vasev A.V. (Vasev_Aleksey)	1
145	Korovin I. (kr26)	1
146	Akmatova N. (Naki)	1
147	Saez C.F. (cristian_gato)	1
148	Litvinov M.N. (Maxim_Lit)	1					ban	ban
149	Mukhamedkarimov (Indus)	1
150	Ulybin (tanderug)	1
151	Boldyrev A. (Boldyrev Aleksej)	1
152	Oorzhak A.O. (Arina Oorzhak)	1
153	Sergeevich S. (SamOS)	1
154	Chulin V.I. (Vitaliy26)	1
155	Gromova V.S. (enisey)	1
156	Zverev (zvrvdmtr)	1
157	Khazieva L.A. (LuizaKhazieva)	1
158	Stroganov A. (faxtlo)	1
159	Chirkov K.I. (Kirillion)	1
160	Karimov (GovyGo)	1
161	Pichugin A. (tony_dad)	1					ban	ban
162	Tsygankov P.I. (Pavel Tsygankov)	1
163	Ivanov (nik65)	1
164	dubrovina (mrctrla)	1
165	Ko I.S. (i1_K)	1
166	Panicheva V.D. (_Vika_)	1
167	Discream (Discream)	1					ban	ban
168	Qaz (qaz729)	1
169	Komarov A.I. (andre_komar)	1
170	Tyurmina (Ladymangia)	1
171	Lapteva L.S. (lobanova85@mail.ru)	1
172	Akhmetov (StrikerOk13)	1
173	Chesnokov P. (paulorinch)	1					ban	ban
174	Tursanov A.A. (rezzstra)	1
175	F M. (marie_f)	1
176	Romanov (error432hz)	1					ban	ban
177	Ivanov I.I. (sql_svinger_double_finger)	1
178	Lukmanov R.D. (Monsoon_pirat)	1
179	Zamotajlo A.A. (Zamelo)	1
180	Il'dyukhin A.A. (indralan)	1
181	Aniskovich E. (evgeniyaniskovich)	1
182	Tret'yakov N.N. (nikontra)	1
183	Shmal' A.S. (AlexAhndr)	1
184	R. (Wra1th)	1
185	Novikov M.R. (novikov2050)	1
186	Stepanov (LexFrom)	1
187	Lysykh V.K. (Usilitel')	1
188	Kirillov D. (OCEH6)	1
189	Rakhmanov E. (nidara)	1
190	Esenin O.D. (LipaPrime)	1
191	Marchuk K.G. (marchukkirill)	1					ban	ban
192	Aleksandrov K. (jameskod007)	1
193	Odnokurtsev (AlFochino)	1
194	Gershuk (blit9)	1
195	Safronov A.S. (Gogen)	1
196	Goncharov S.Yu. (Sergo12)	1
197	Bagdasaryan A.A. (Armaand)	1					ban	ban
198	Kakharman D. (Kakharman1)	1
199	Mel'nichuk A.A. (zhiVch1k)	1
200	Toleubay S.T. (sandugash Toleubay)	1
201	Slugin E.E. (rawelaw)	1
202	Abelyan G. (gal06)	1
203	Grechishnikova L.M. (Lidiya0512)	1
204	Nazarova (Alison)	1
205	FoxIT (FoxIT)	1
206	Grigor'ev R.D. (RD)	1
207	Bugaev K.E. (Kostya_B74)	1
208	Kaminskyi D. (dionisiyKDO)	1
209	Konstantinov -.-. (vasya132123)	1
210	Ivanov I.I. (pasta123!@#)	1
211	Altynbaev T.A. (14KARAT-prog)	1
212	Sergeevna V.S. (Ku_Ku_Lya_Lya)	1
213	Loginova A. (AlinaL)	1
214	Mad'yarov (Ndrix)	1
215	P (rinaP)	1
216	Soryu A.L. (RemiliaScarlet3)	1
217	Sivakova (anna666)	1					ban	ban
218	Gorbunov K. (qq234)	1
219	Scherbakov K. (Kirill_1987)	1
220	Gul'tyaev A.A. (Maridats)	1
221	Dedova E.V. (Dedova Ekaterina)	1
222	Pervushin V.A. (Vladimir Pervushin)	1
223	Kovalenko D.V. (apocalypseArisen)	1
224	Swartz A.A. (arnold265)	1
225	Yuki R. (Aethelis)	1
226	Gadel'shin T.A. (Timurmag)	1
227	Zheltova (evilyolk)	1
228	Platoshin O. (stixhp)	1
229	Kopylova S.A. (s.sofiachka)	1
230	Abrosimov (tresh18)	1
231	Evseeva V.V. (taiga_vv)	1
232	Scherbakova O.A. (olNPR)	1
233	Yaroslav D.E. (YarsRS_)	1
234	Shmatov M.N. (Madmaximus)	1
235	Vishnevskij V. (Wrpm)	1
236	Polyakov I.Yu. (Igor_Polyakov)	1
237	Ognevich E.A. (Good_man)	1
238	Alekseeva N.A. (Kosmos.005)	1
239	Begunova V.A. (Spashaya_Krasavitsa)	1
240	Unregistered	29

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