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November 04, 19:24 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	Kolov D. (Dimitar)	3	16	23		23	ban	ban
2	Agha A.Q. (Abdulmalik QasimAgha)	3			10	11	ban	ban
3	Matveeva O.N. (Olga_Matveeva)	6			3	3	6	12
4	Sh S. (junopark1)	2	1	74		2
5	Hughes (SindbadTheSailor)	2			2	2	1	2
6	Strakhova V.E. (VLDST)	2			1	2
7	Zhiliaiev A.M. (Zapp)	1	1	1		1	1	1
8	ss A.S. (SashaSS)	1			1	1
9	Kazantseva V.V. (lera22)	1					15	27
10	Mikryukov L.S. (UzerName6666)	1					15	27
11	Briskov D.N. (Karabassik)	1					ban	ban
12	Vakhromov (ivan393)	1					15	25
13	Konev S.S. (konevav)	2					14	25
14	almousa (Ghina)	2					15	23
15	Belkov D.A. (belkov_da)	2					ban	ban
16	danijaz D.J. (danijaz)	3					15	21
17	Vladimir (Velveto4)	1					15	21
18	Chadin F.I. (Fedor_ChD)	2					15	18
19	Seredin V.S. (JoDaH_JoEsTaR)	2					10	18
20	Verenich V.N. (VerenichVN)	4					15	17
21	Yanbekov D.A. (Dantellion)	1					11	17
22	Sorokina Yu. (IuliiaS)	3					9	15
23	Tymchenko S.A. (savel1kk)	2					9	15
24	Osetrov M.S. (maksosetserge24pi116)	3					10	13
25	lastname (winrar2002)	7					7	12
26	Zhiltsova M.I. (AlexThatAlexes)	3					9	11
27	Lizama M. (Miguru)	1					8	11
28	Sevruk M.V. (chipixxx)	1					7	11
29	Skibo A.A. (Artyom Skibo)	2					5	10
30	Vozhakov N.S. (Nikita Vozhakov)	2					5	10
31	artem (ptlcm)	1					7	9
32	Shakurov I.I. (Ildar Sh)	2					6	9
33	Uvaev A.A. (Pompilio)	2					5	9
34	Ageenko V. (voldy8311)	3					6	8
35	Zhuravlev R.R. (PlohayaGenetica)	2					6	8
36	Lomov R.V. (Silverom)	1					5	8
37	Kalmykov A.A. (salkechh)	1					5	7
38	Myau (faresick)	1					6	6
39	Novikov A.D. (artem_novikov)	2					5	6
40	Beck (maria_10)	2					4	6
41	Derugo K. (xena4)	5					3	6
42	Vasilevskij I.V. (vanek_visvlav)	2					ban	ban
43	Sapozhkov P.A. (K4nor)	2					5	5
44	Mereke R.K. (raimbek2007)	1					4	5
45	Vor (Daschutka)	3					3	5
46	Shkoda A.R. (artur2005)	1					3	5
47	Ryazanova D. (Lisyonok7)	1					3	5
48	Lugacha L. (Lugacha)	5					4	4
49	Solodukhin P.A. (pavel998844)	2					4	4
50	Bain D. (Denis18758)	1					4	4
51	Solov'yov I.A. (solov_13)	1					4	4
52	Zhilin M.A. (MatthewBA)	1					4	4
53	Obozov R.A. (Lamy32)	3					3	4
54	Zolotarev M.A. (MaksimZ0l0)	3					3	4
55	Mel'nikov K.S. (mks2607)	1					3	4
56	Ni A. (ani93)	1					3	4
57	Gorodilova K.E. (knixxceed)	1					3	4
58	chanturia K. (ketioo)	1					3	4
59	Smirnov A.E. (p4tk)	6					2	4
60	Romanishina A.B. (anananananiases)	2					2	4
61	Mikhal'kov K. (Ratta)	2					2	4
62	Sechnoj A.K. (Sechnoj Andrej)	2					2	4
63	Prusikin (ankxxie)	2					2	4
64	Puzyrev A.A. (bubble39)	2					2	4
65	Petrukovich A.V. (10nastya10)	1					2	4
66	Saglaev D.A. (SWATpiratte)	2					3	3
67	Lodygin K.M. (kairoscrew)	1					3	3
68	Yashina K.V. (aandapple)	3					2	3
69	Shure V. (VladimirShure)	1					2	3
70	Khopta A. (APetroWhich)	1					2	3
71	Bogomolov Yu.A. (tr7048)	1					2	3
72	Barchuk I.M. (barchuk)	1					2	2
73	Zhumagulova K. (Kamila.zhu)	1					2	2
74	Mikityuk A.A. (anastasia0114)	1					2	2
75	tkachenko (NotFufx)	3					1	2
76	Sitor V. (waev)	3					1	2
77	Mazovetskij Ya.D. (Mazovetskij)	2					1	2
78	Bychkou (rbychkou)	2					1	2
79	Dolgikh D.S. (dmitry5SQL)	2					1	2
80	Sheibak A.A. (weibak)	2					1	2
81	Ivanov I.I. (ivan228)	1					1	2
82	smith (eng MN)	1					ban	ban
83	Belashkin I.A. (Tookser)	1					1	2
84	Lysenko A.A. (NetnikaL)	1					1	2
85	Dnmstl3873 (Dnmstl389)	1					1	2
86	Serkov (TFD_131)	1					1	2
87	somm (SOmeGuyidk)	1					1	2
88	Alpanov D.A. (Vergiliy_0497)	6					1	1
89	Varlamov E.D. (Varlamis)	3					1	1
90	Petrov (giber)	3					1	1
91	borisov A.N. (borftn)	2					1	1
92	Lesnikova A. (nebulaX365)	2					1	1
93	Kozlov V.V. (Vasiliy Kozlov)	2					1	1
94	Tomashevich M. (hutaru.3)	2					1	1
95	Nz S.Z. (Analitik42)	2					1	1
96	vacha N.V. (vacha1)	2					1	1
97	Konyahina (YanHi)	1					1	1
98	k K. (Makaroshkina)	1					1	1
99	Kokorin (Eteroton)	1					1	1
100	Samokhvalov S.I. (GraimWorld)	1					1	1
101	Skorobog (LubitelSQL)	1					1	1
102	Krivets M.S. (Maria Krivets)	1					1	1
103	Zhuravlev F.I. (yngst6r)	1					1	1
104	Starostin D.D. (Turilan)	1					1	1
105	Gavrosh H. (HGavrosh)	1					1	1
106	Shaidyllin R. (R.Shaidyllin)	1					1	1
107	Kozeev (LogicCats)	1					1	1
108	Cherkasov A. (alex-sandro)	1					1	1
109	Ra (KompAS)	9
110	Sarkis'yan G. (gennadi_s)	6
111	Filatov D.D. (Anticoder)	5
112	Gitinomagomedov (gmansur88)	4
113	Tokkuliyev Y. (Yersultant)	4
114	Belyaeva (Kuzyaka)	4
115	Askerbek D.A. (asker_dar)	4
116	Teryokhin A.A. (alext8)	4
117	Markin N. (Qmaro)	3					ban	ban
118	Chistyakov N.R. (chistiakovN)	3
119	Belkov D. (Belkov2026)	3
120	Bozorova A.A. (Mukhlisa)	3
121	Frantsuzov E.A. (Micron)	2
122	Koptel'tsev V. (selber)	2
123	Turubarov .N. (turubarov1988)	2
124	Bichukov S. (Sagaton)	2
125	Litvinova (Andreikovna)	2
126	kebo N.D. (kebou)	2
127	Menkenov A.S. (Alexawka08)	2
128	Shasheva A.A. (unifor)	2					ban	ban
129	R T. (R_TiM)	2					ban	ban
130	Dedyulin A.D. (ded_android)	2
131	Borodin A. (Rignar)	2
132	guru (rgcust)	2
133	Ivanov I.I. (Danchesy)	2
134	Romanychev (Rstepan)	2
135	Pastee (Pastee)	2
136	Korkin M.A. (max11rrr)	2
137	Gajnanov A.A. (AlexGain)	2
138	Krasovskij E.A. (pegoopik)	1
139	De Guzman A. (Adriel27)	1
140	karasy (valdecarus)	1
141	Lyakutin Ya. (Trovich)	1
142	Pyatibratova S. (Lessa13)	1
143	Sergeenko A.A. (Alek_Molnar)	1
144	Prannik M. (prannik)	1
145	Yarovskaya A. (Allyz)	1
146	Scherbakov A.G. (sqlshchik)	1
147	Nikolov (petarnikolov)	1
148	Kuritsyn V.N. (ValNick)	1
149	Bulgakov (Bulgakofff)	1
150	Zakirov V.G. (midaV)	1
151	Barken L. (userlika)	1
152	Slinko M.I. (Zonerr1)	1
153	Sviridov K.S. (Shotery)	1					ban	ban
154	Nikonova E. (KatyNikonova)	1
155	Abrosimov A.M. (DownTheDrain)	1
156	Zhukova A.L. (Marz96)	1
157	Drozhzha D. (D-D-Drozhzha)	1
158	Kyrchikova S.K. (Sonic1810)	1
159	masyuk V. (garfo)	1
160	Strel'nikov (Acidcit)	1
161	Aro E.F. (Ekaterina Araud)	1					ban	ban
162	Plakhotnyuk A.O. (Plaha54)	1
163	Pankratev (CYROH)	1
164	Rodin (uoloki)	1
165	Tsoj D.V. (Noob17364)	1
166	Akhmetzhanov A. (Azat Akhmetzhanov)	1
167	Pavlova E.V. (malinka113)	1
168	Gucha V. (Gucha)	1
169	Merinov M. (maximmerinov)	1
170	Baksalyar D.R. (Azriel)	1
171	R. (Wra1th)	1
172	Mishin I.D. (_apple_)	1
173	Tokar K.I. (Zegwaer)	1					ban	ban
174	tinch R.F. (mrrail)	1					ban	ban
175	Shpengler A.V. (Nbuzz)	1
176	Fandieiev O.V. (999Alex1984)	1
177	Bykov M.I. (airmag7)	1
178	Ryasin V.A. (I_Zero_I)	1
179	Ketova A.A. (Ket_Kat)	1
180	Kim A.M. (sashaKATA)	1
181	qq Q.Q. (stormxgod)	1
182	Yushkov (kopernik229)	1
183	Aleksandrov E.A. (evgeny-alex)	1
184	Panuli N. (nklpnl)	1
185	Murat M. (murat_mukhammed)	1
186	Churcil (celdata)	1
187	apraraprrtapr R.A. (khanchous)	1
188	Novikova Ya.D. (enakaena)	1
189	1212 (PuLi_0T_BaBuLi)	1
190	Fatkulina O.M. (viennie)	1
191	Sayfiddinov F. (Sayfiddinov Firdavs)	1
192	Mishenev M.M. (Mishenev Mikhail)	1
193	Lobach Y. (jeronimo199x)	1
194	Abdukholiqov H. (abdukholiqov)	1
195	r A. (arb_)	1
196	Kubasov D.M. (DenisDM348)	1
197	Poppp M.I. (Lololoshka1423)	1
198	Bekbolotova T. (Jiselle)	1
199	Shumskaya A.O. (Anya.a.a.a.a)	1
200	Gribov K.A. (Gribov K.A)	1
201	s P.V. (Pullecino)	1
202	Pautov (Dildachell0)	1
203	Khvostova N.E. (Khotdogtrip)	1
204	hronrad (hronrad)	1
205	Bryukhanova D. (DashaSKR)	1
206	Tchintcharauli A.A. (Ani Tch)	1
207	Kykolnikov (Krasaucheg1111)	1
208	Reshetnikova P.A. (polinaresh)	1
209	Mukhametshina K.A. (kami09)	1
210	Ivanova A.M. (Ivanova Aleksandra IT-1)	1
211	Vasin V. (Vasya5)	1
212	Goncharevich S. (Svettagon)	1
213	Teslin R.A. (Rusler)	1
214	Hasan J. (Ashik17)	1
215	Valov I.I. (echo1)	1
216	Shaik (Firru)	1
217	Palij T.A. (LadiesMan2l7)	1
218	Sukhorukova A.S. (fdlv)	1
219	Sakovich A.V. (monobear)	1
220	Guschina A.D. (katrinenight)	1
221	Savchenko M.D. (mirussito)	1
222	Akhadov A.R. (AlikhanDr0)	1
223	Morales (jas12345)	1
224	Ivanov M. (Mikhail074)	1
225	Suchatov D.S. (Pro719)	1
226	Mo (dmonarev)	1
227	Artyomova E. (Elena Artemova)	1
228	Polyakov I.Yu. (Igor_glk)	1
229	Kolodochkina A.R. (sunny_cheese)	1
230	Sharafutdinov R.R. (radmir_fc)	1
231	Toleubek R. (Toleubek)	1
232	Orlov E.S. (FullTilt)	1
233	Alimdjanova S. (Shoisha)	1
234	Mescheryakov V.V. (Volody1987)	1
235	Mazhul' A.P. (MazhulAleksandr)	1
236	Bondarchuk M.O. (Maria_Meiz)	1
237	Unregistered	33

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