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August 28, 19:35 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	Tsybin A.V. (magicdragon)	2	1	34	4	6
2	Kulikov A.Yu. (Ondrata)	1			3	6	1	2
3	Chapleeva A.M. (chapllucky)	2			3	3
4	Koala2 (Koala2)	2					17	28
5	Mustafin (justaqvxnt)	1					14	23
6	Tarikuliev Sh.K. (Verkhovod)	3					15	21
7	Shtumpf A. (shtumpf)	4					ban	ban
8	Shumilin N.N. (LLlyM_94)	1					15	18
9	Stumpf (artemstorm1)	2					ban	ban
10	Valerkina (Valer_ochka)	1					12	17
11	Ivanov (chuvak_bob)	1					10	17
12	Akhsharumova (hi_meow_meow)	1					8	16
13	Tipchak (LLLLLLLLLLLLLLLLLLLLLLLL)	1					10	15
14	Medvedev A.A. (PblBA)	1					11	14
15	Levin Yu.A. (pdestroyer)	3					8	14
16	Zalilov R.R. (Ruslanradokt)	1					10	13
17	Sklyarov A.M. (DataRadist)	3					9	12
18	Ivanova O.N. (olga_ivanova)	1					8	12
19	Italev (reizet)	1					8	11
20	Folomkin I.N. (onevay)	1					6	10
21	Bogdanov S.O. (crazy-falcon)	3					7	9
22	Rushanyan A. (sasik1984)	1					7	9
23	Koloskov (Art_Dart)	2					ban	ban
24	Usanova D.A. (Usanova Dar'ya)	2					5	9
25	Radionov (fraster17)	1					5	9
26	Noskov P.I. (P_noskov)	1					7	8
27	Isakov (Isak)	1					5	8
28	Zhur V. (mrvaroz)	1					5	8
29	Piotka V. (Pilotich)	1					ban	ban
30	Cherniy S.C. (mabakarov)	2					6	7
31	Evseev D. (xOnelinx)	2					5	7
32	Aubakirov R.B. (qwerty_Kazah)	3					4	7
33	Andreev (JacKNight)	1					4	7
34	Abramenkova (muroni)	1					4	6
35	Pupkin (ChK2026)	1					3	6
36	Markovtseva (Mika2aj)	1					3	6
37	Pogodin D.Yu. (dypn)	2					5	5
38	Zakharov P. (PoshaDcm)	1					5	5
39	Bykova E. (umka_katya)	1					5	5
40	Kuz'menko (ma0kuz)	1					5	5
41	Kitaev K.I. (Kostas1234)	1					ban	ban
42	Balakhonova A.S. (Tess_suute)	1					4	5
43	Shagalov O.L. (TTC)	2					3	5
44	Khusnutdinov D.D. (Abdulxamid)	1					3	5
45	Chernyshov M.A. (dr. Jim ProSo)	1					4	4
46	Sadretdinov G.Sh. (GalimS)	1					4	4
47	iVanov (john86)	1					4	4
48	Kudryavtseva V.Yu. (Nikulin_28)	1					4	4
49	Ilina N. (lkjahfjkseb)	4					3	4
50	Sheimukhov (sheymuh)	1					3	4
51	Zhuravlev E. (LuckyHamster.)	1					2	4
52	Luzhbin E.O. (Kisy_Kisy_Meow_Meow)	1					ban	ban
53	Rikardov (Rikardio)	1					2	4
54	Nurmagomedov R.R. (Radix4)	1					2	4
55	Romanchuk I.A. (ial.romanchuk)	3					3	3
56	shamil (kenobi)	2					3	3
57	Shtol'ts (Shtolts)	3					2	3
58	Korolev R.V. (zouker)	2					2	3
59	Kameneva (kristachak)	1					2	3
60	Shakaryan B. (bogdanshakaryan)	1					2	3
61	Zabavnikova U.A. (ulyazabavnikova)	1					2	3
62	Zharchenko Z.S. (wwz_zww)	1					2	3
63	Lyakh (LinaL_)	1					2	3
64	Chagina U.A. (coolulitka)	2					2	2
65	Avdeeva D.A. (daryaayrad)	1					2	2
66	Mathematicienne (Mathematicien)	1					2	2
67	shende P.A. (pranav_07)	3					1	2
68	1 (Archontos)	2					1	2
69	Romanov (PirateCat)	1					1	2
70	Smirnov A.S. (parazorro)	1					1	2
71	Sultanayeva (Lowlights)	1					1	2
72	Titov (mahaon_1999)	1					1	2
73	Puchkova A.S. (NesKolins)	1					1	2
74	Konogorskij L.E. (konogorsky Leo)	1					1	2
75	Alex A.A. (alexalex68t)	1					ban	ban
76	Muratov D.A. (Enovostuck)	1					1	2
77	Vasilev (Gurthem)	1					1	2
78	Mikaya (Gio9248)	1					1	2
79	Ivanova (nahi1)	1					1	2
80	Ischenko K.Yu. (Kpuh)	1					1	2
81	Kokorin (Eteroton)	1					1	2
82	Pushkarev S. (PSV_n)	1					1	2
83	Urakina K. (Ksu774)	1					1	2
84	a A.A. (rdctfvygbuhjnk)	1					1	2
85	par (kjdfgljkb)	1					1	2
86	Murlyk M.M. (Myau Murych)	1					1	2
87	Kejl D. (kdanl)	1					1	2
88	Petsgol'dt P.K. (Pavel1PK)	1					1	2
89	Skorzhevskaya M.A. (Maylin_03)	1					1	1
90	Lysykh V.K. (Usilitel')	1					1	1
91	Vakulko A.V. (VAlexandrV)	1					1	1
92	Bhusal S. (samirb)	1					1	1
93	Nasibullin I. (danteeww)	1					1	1
94	Chudikov A. (a.chudikov)	1					1	1
95	Murat I. (Inzhu_murat13)	1					1	1
96	stepanov (runparom)	1					1	1
97	Komarov A.N. (Shveda Saulya)	3
98	Krasovskij E.A. (pegoopik)	2
99	Dot (Ann_Dot)	2
100	Garastyuk Y.D. (Yaroslaw123)	2
101	Chetverukhina V.D. (reindeer121VC)	2
102	Shaikh (Angy33)	2
103	Elena E.E. (elenaaaaaaa)	2
104	Ibo K. (Kemchik)	2
105	DMRITsD (TheCupOfMagic)	2
106	Berseneva T.M. (Bersa_3785)	2
107	Getm (ereks)	2
108	Onischenko D.A. (Dmit.on)	2
109	Pathak A. (ananya221107)	2					ban	ban
110	Raviks V. (VladisRav)	2
111	Mustakhan A. (adilmusta)	2
112	Karankevich N.A. (Nadzeya_K)	2
113	Seroshtan I.A. (yazheilya)	2
114	fghn N.W. (uminpir1)	2
115	Ya (eliz13_13)	2
116	Artemikhina A.N. (Ananasas)	2
117	Shibaev (saah)	1
118	Kurochkin P.A. (qwrqwr)	1
119	Rozenfel'd -Makarenko R.V. (romus)	1
120	Altashin S.V. (burrito)	1
121	Karavaev A.S. (karavaev_as)	1
122	Kanin M.S. (Butch3r)	1
123	Vinogradova S.M. (Tigra1)	1
124	Familiyaya A. (warcraftmw)	1
125	Arutyunyan A.A. (ARTUR1100)	1
126	Fedorov A.P. (cx.Faust)	1
127	Krass M.L. (Marcus Licinius Crassus)	1
128	Sychugova I.M. (RinaMyat)	1
129	Abdulmanapov A. (Dvarik)	1
130	Bortsova M. (marialutteur)	1
131	Lavreeva (MariLv)	1
132	Mitin M. (McLarens11)	1
133	Notpil (LiptonNPL)	1					ban	ban
134	Kryl Yu. (Samick182)	1
135	Dzarasov D. (dzarah88)	1
136	Chekushov A.A. (Monarch886)	1
137	Ivanov I.I. (vlad91)	1
138	Busygina D.M. (Amy30)	1
139	Urvachev D. (DimaLesnik)	1
140	Prudaeva N.A. (Pavlova.nat.an)	1
141	Sukhov O. (OlegS92)	1
142	Lyaschenko S.N. (pimen78)	1
143	Bondarenko D.B. (Hecvi)	1
144	Morn (huszki)	1
145	Pyzh'yanov G.I. (Pavel_Olgovich)	1
146	Khusniddinov Z.K. (Pyhtonist)	1
147	Malets (Vuzei)	1
148	Smetanina S.V. (SvetlanaSvetlana82)	1
149	Semenov V. (Vasya92)	1
150	Orlov (Mystery2613)	1
151	Akhkyamov (Jorik)	1
152	penzev 1.1. (penzevv)	1
153	Kharchenko E.S. (Evseha)	1
154	O N. (Sykone)	1
155	Smirnova V.M. (Vikutoria)	1
156	Sarkis'yan G. (gennadi_s)	1
157	Shipilovskikh L.M. (ladashipm0121101)	1
158	Skokov B.S. (leks$$)	1
159	Gusev A.O. (NowOrNever)	1
160	Rodin (uoloki)	1
161	Akimova E.N. (Katrin_A91)	1
162	Petrosov A.V. (Paladajn)	1
163	Kurmzova L.S. (Liubov0609)	1
164	Kokoulina E.A. (janekoko)	1					ban	ban
165	R. (Wra1th)	1
166	Skibin V.V. (SQL_vvs)	1
167	Akameeva S.V. (SVA1)	1
168	Ryabov A. (Slavander)	1
169	Rakhmanov E. (nidara)	1
170	Abramov V. (Ichigo Kurosaki)	1
171	Karakalshik K.K. (Karakalshik)	1
172	Kovalevskij P.V. (soulshon)	1
173	SIbagatullina (solnyshko199)	1
174	Markevich (pol^2y)	1
175	Ag V. (Vl_78)	1
176	Ilya I.I. (Ilya_123)	1					ban	ban
177	Sten'kova V.S. (BarabashkaV)	1
178	Bogatyrev N.V. (BNV2873)	1					ban	ban
179	Stytsyuk N. (natalia19930420)	1
180	Grezneva N. (celestica)	1
181	Popov (Kuningas)	1
182	Murat M. (murat_mukhammed)	1
183	Kazantsev V.D. (kentiko_0)	1					ban	ban
184	Burtonov A.V. (tak to)	1					ban	ban
185	Dobrynin (DanilDV)	1
186	Bratsykhina T.A. (tatavia25)	1
187	Bogo M. (mbwmm)	1
188	Ivanov R.A. (RoGad)	1
189	New R.G. (newLogin)	1
190	Terent'eva A. (nemy)	1
191	Bocharnikova A.A. (Aleena22)	1
192	libert J. (Igorrr33443)	1
193	Bogdashov Ya. (shadyjeff)	1
194	Laktionova N.V. (laktionovan)	1
195	Mescheryakova (loli_po)	1
196	Babkin A.V. (BABKIN394)	1
197	M (lx700)	1
198	Kuznetsov A.A. (Popshow2011)	1
199	Vinokurov A. (anton-0xbbeer)	1
200	Oreshin V. (Orehuzzz)	1
201	Mun D. (mutenify)	1
202	Akritova V. (Kissinger-v)	1
203	Kasimova A. (Adilya K)	1
204	Ivanov I. (wiii1)	1
205	Dmitriev (DistotiON)	1
206	Polikarpov A. (kuric33)	1
207	heakskiit (heakskiit)	1
208	Nguyen L.K. (tensheesh)	1
209	Unregistered	39

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