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October 11, 19:16 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	Klyukin V.N. (Camel_blue)	2			1	2	15	23
2	O (janeoosql)	2	1	11		1
3	Sh S. (junopark1)	2	1	40		1
4	Bessonov A.A. (Matras_AS)	1					ban	ban
5	Belkov D. (Belkov2026)	2					16	26
6	Akhmadov M.A. (AkhmadovM)	1					15	25
7	Vorob'ev O.P. (AshKnight)	3					18	24
8	Sajkin N.F. (Nikollass52)	1					15	24
9	Sinyaeva D.S. (diaaaaannka)	1					15	20
10	Happy (DontWorryBeHappy)	1					12	20
11	Ermakov R. (malic)	2					ban	ban
12	Kuzovlev K.S. (kirill_kzv)	3					15	18
13	Smile A. (sagku)	2					15	18
14	Shigapova (dinqxvz)	2					15	18
15	Vojnov N. (nikvoynov1111)	1					15	18
16	1234 (13254)	1					15	18
17	Valiullina K.E. (Karina289)	1					ban	ban
18	Popov R.M. (keeQ)	1					14	17
19	Salikhov R.A. (Ruzik707)	3					10	17
20	Topuzidi N.K. (astralenok)	1					9	15
21	Sav H. (Master83_65)	1					12	14
22	Shkorba A.A. (SHKORBA95)	2					10	14
23	Mateuschuk (DMsinner)	2					10	14
24	Volkov I.D. (thewaydeath)	2					9	12
25	Belyaev I.A. (Igorman231)	2					6	10
26	Bychkova M.V. (itsbchkv)	1					6	10
27	Pogudkina A. (pogudkina)	2					9	9
28	Sokolova M.A. (PIPELINEPUNCH)	2					7	9
29	Petrova V. (viktoriya_p)	1					6	9
30	Kozhan D.V. (Dushen'ka)	1					5	9
31	Peshekhonova Yu. (Hartwidder)	2					7	8
32	Shkirov K. (ramota3)	2					6	8
33	Krotov I. (analyst97)	1					6	8
34	pop (lana8678585)	1					4	8
35	Vejlert (Wrooz)	2					6	7
36	Khazeev D.A. (yatrahal)	2					6	7
37	Nagornaya (kuku_1989)	1					6	7
38	Aksenova (bludypypy)	1					6	7
39	Bushueva (bau_260410)	1					6	7
40	Afinogenov M.A. (Mo0nL1te)	1					4	7
41	Samokhvalov S.I. (GraimWorld)	1					4	7
42	Stepanchuk D. (__Lonely__)	1					4	7
43	Polyakova D.Yu. (apple_pie)	1					5	6
44	Denisov A. (Razonador)	4					5	5
45	Lokshina E.V. (Katrya96)	2					5	5
46	Sof'in M.Yu. (VCosmosv)	1					5	5
47	Name N.N. (greg3egerg)	1					5	5
48	Mihailov S. (SemeonM)	1					5	5
49	Artemev L. (Leonid S.)	5					3	5
50	Ushakov A.Y. (ushakov94)	2					ban	ban
51	Niksar (Niksar)	1					4	4
52	Bltrsh (Krn_SQL_beast)	1					4	4
53	Kh E. (katushkins_s)	1					4	4
54	Nazarov A. (R2D2_1999)	1					4	4
55	Tarasov (zalupan)	2					3	4
56	Reddy D.S. (Charan7)	1					3	4
57	Muradyan M. (Mary Devv)	2					2	4
58	Antonov Yu. (DerMichael)	1					2	4
59	Pereskokova K.A. (karushhh)	1					2	4
60	Lysenko A.A. (NetnikaL)	3					3	3
61	Lyamtseva (lumtses)	1					3	3
62	Kajzer Ya. (YanchiPok)	1					3	3
63	Markin N. (Qmaro)	2					ban	ban
64	Knyazev (Bumbums)	2					2	3
65	Shagalov O.L. (TTC)	1					2	3
66	Sergeev A. (f_train)	1					2	3
67	vvvv (vvvvd)	1					2	3
68	Bob (foxtailer)	1					2	3
69	Metokhir K. (KM49)	1					2	3
70	Lepilov (Sahalyar)	1					2	3
71	Gudkov K.S. (CSKir)	2					1	3
72	1 (Archontos)	2					2	2
73	Shure V. (VladimirShure)	1					2	2
74	S T.O. (SushkoTO_BSU)	1					2	2
75	Vorob'ev A.N. (AntonVorob'ev)	1					2	2
76	dofihg (dofiHG)	1					2	2
77	Yuzhalov (Zhostk1y)	1					2	2
78	Egorenkov A.A. (l1k0n1)	1					2	2
79	Yusipov R.R. (Rasty228)	1					2	2
80	Dimitrov V.M. (vencid)	2					1	2
81	Mishenev M.M. (Mishenev Mikhail)	2					1	2
82	Smirnov A.E. (p4tk)	2					1	2
83	Bereslavskaya (bereSasha)	1					1	2
84	G. A. (ManuKoura)	1					1	2
85	Gevorgov A. (gevorgov)	1					1	2
86	Rebovskij (x-lerasim13)	1					1	2
87	Novikova M. (novmarom)	1					1	2
88	shvydko K. (ksen157)	1					1	2
89	Korobko I.A. (offisnyi_igor)	1					1	2
90	Golovin K.D. ($$$)	1					1	2
91	Naumov I.T. (Elizardxin)	1					1	2
92	Rodina Kh. (kris.poe)	1					1	2
93	Mockus M. (aksal)	2					1	1
94	Krikhun V.A. (kr_lera111)	2					1	1
95	Ushakov S. (MoyPsevdonim)	1					1	1
96	Shustov N. (Autist_2007)	1					1	1
97	Lebedev G.A. (xeGalaxy)	1					1	1
98	Molin A.V. (moliano)	1					1	1
99	Skladov A.D. (yuhan)	1					1	1
100	Vinogradova S.M. (Tigra1)	5
101	Sarkis'yan G. (gennadi_s)	5
102	Krasovskij E.A. (pegoopik)	4
103	Elish (Bullfinch)	3
104	Pyrkova (La_Gata)	2					ban	ban
105	Antipova T.A. (truboduuurocka)	2
106	Kholopkin D.M. (silius125)	2					ban	ban
107	P I.*. (IrinaPetr)	2
108	Safronov P.A. (Paulus73)	2
109	Uvaev A.A. (Pompilio)	2
110	Zubenko (.tailor)	2
111	Yolokhov (fazzone)	2					ban	ban
112	Mikhajlova A.A. (AnnettePlush)	2
113	Nikolaev K.S. (vamos732)	2
114	Sal'nikov Yu.A. (Yriy S)	1
115	Sigankov V.I. (vasilyvanc)	1
116	Petrov (Steamboat)	1
117	Fattakhetdinov I.F. (i.fattahetdinov)	1
118	Mamadrazakov (Azamat_M)	1
119	Stul'nev R.O. (kalter1213)	1
120	Simonyan D. (Nnumby)	1
121	Kalinov I.A. (Werner1989)	1
122	Ulanov R. (Pomsk)	1
123	Sorokin A. (alex_squillup)	1
124	Bulyakarov S. (Sa1avat)	1
125	Bondarenko S.D. (SofiaB)	1
126	Georgievskij O. (vezdessushiy)	1					ban	ban
127	Kharin I.Kh. (ilal)	1
128	Melihova (pnd36)	1
129	Lobanov D.A. (Dlobanov1)	1
130	qwe R.Y. (TheWrongOne992)	1					ban	ban
131	Davydov R. (roman.davydov)	1
132	Seredin D. (Skinermen)	1
133	Belikov A.K. (Artiomka)	1
134	Ushakov (lllavyb)	1					ban	ban
135	Denisov A. (Esperanto83)	1
136	Karavaeva K. (limits)	1
137	Zorin E.O. (popajeck)	1					ban	ban
138	Yalymova (Elina_Grunicheva)	1
139	Raupova N.B. (Nizukuba)	1
140	Grek K. (Kseniiagrek)	1
141	Yakovlev (The_Max)	1
142	Abdulkhakova L. (Lisao)	1
143	Golovkin I.A. (GHOST2508)	1
144	R. (Wra1th)	1
145	Semvy V. (semvy)	1
146	T A. (Alex.here)	1
147	Ryabov A. (Slavander)	1
148	Abramov V. (Privet ot Sashi Borovkova)	1
149	Alaeva Y. (Alaeva)	1
150	Ermakov A.S. (Mr.Ermak)	1
151	Chepovskaya Yu.I. (Solllary)	1
152	Valikhadiev (GiyasVAVAV)	1
153	Dobrynin (Emilia_Clark1)	1
154	Merkulov (Lesan)	1
155	Glebov S.D. (Ps1nu5)	1
156	Porshukov N.Y. (Nik322)	1
157	Krutoi (KentKrutoiBro)	1
158	Egorov A.A. (GreyHound)	1
159	Akhmetova (A Farida D)	1
160	Faskhutdinov A.A. (sfiler)	1
161	Usachev A.A. (etot33)	1
162	Bashakova E.S. (Alienor)	1
163	Lebedeva A.R. (Leb_Nastya)	1
164	Trubitsin T.A. (SoTeNo4eK)	1
165	Pshenitsyn V. (EvaKrakenSlayer)	1
166	Romanyuk A. (Romanyuk Anna)	1
167	Chernyshova E. (escyd)	1
168	Thomas W.R. (pomoyka1337)	1
169	q (sreyka)	1
170	Gajfullina (tavi777)	1
171	S L.A. (all1as)	1
172	Bekbolotova T. (Jiselle)	1
173	Klimontova M.A. (white1804)	1
174	Robota (pbolevoi)	1
175	Akin't'ev A. (Stephanosss)	1
176	Shilkina (Olga_OS99)	1
177	Lidvina I.S. (korella)	1
178	Sergeev D. (kareos)	1
179	Barbat V. (vbarbat)	1
180	Ashirov R.A. (xPyc9x)	1
181	Garaev (zeskie)	1
182	Kriukov A. (artkriu)	1
183	Kalabonga S.V. (Calabonga)	1
184	Drevin V.V. (dreviw)	1
185	r R.R. (pirhup)	1
186	adamenko T.V. (hikaruu)	1
187	Zhanseit S. (5ymbat)	1
188	Smirnov P.A. (SmirnovPA)	1
189	Mishin P.I. (dogxr)	1
190	Unregistered	40

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