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September 10, 14:45 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	Sarkis'yan G. (gennadi_s)	3	1	207		3
2	Tsybin A.V. (magicdragon)	2			1	2
3	Gerasimova M.V. (Mar_G)	1			1	1
4	Bashkirov V.Yu. (Go gora)	2					15	26
5	Zanegina S.N. (asdfggk)	1					ban	ban
6	Nebol'sin N.A. (Gripenll)	8					15	20
7	Gladkov D.E. (Horor39)	1					15	20
8	Bayguchukova A.M. (ABayguchukova)	14					11	19
9	Malykh K. (CartOwOgraph)	2					15	18
10	S (shrl)	2					13	16
11	Malysh M.A. (Agur)	2					12	16
12	Dovganyuk T.D. (Tima12451)	2					10	16
13	Myakishev M.N. (iuiui)	3					12	15
14	Tazhibaev M.B. (MikoMiner)	2					11	14
15	Khen S.G. (KhenAlexandr001)	1					11	14
16	Ozerov K.A. (Nxthxn)	2					10	13
17	Sadyk R.K. (Rukhaaa)	2					10	13
18	Karimov M.M. (marseel)	1					10	13
19	Shamshiev (Zhangir09)	1					10	13
20	Kvitko E. (EkaterinaTOP1)	1					9	12
21	Nikonova Y.V. (yanik27)	2					9	11
22	guru (rgcust)	2					8	11
23	Kanatuly N. (kanatuly)	1					8	11
24	sul (sulem7)	2					6	11
25	Salmorbekov A.I. (Almabek03)	3					7	9
26	Zheludkov S. (zhsvyach)	2					6	9
27	Zhivotnoe B. (Limonna)	1					6	9
28	Turchuk A.V. (Anastasiya_Turchuk)	8					5	9
29	Chelovek P. (SQLovichock)	1					7	8
30	Oliver (klavamish)	1					6	7
31	Bespalova A.A. (verbi)	3					5	7
32	Ivanov (denisssss1234444)	19					4	7
33	Kanetskij A.M. (ancami)	1					4	7
34	Roflan (tk31)	1					3	6
35	Vlasenko V. (John 2484N1)	1					3	6
36	Tsyrenzhapova N.A. (nomini)	1					5	5
37	Ananasov M.A. (Ananasik11110)	1					5	5
38	Sokolova L.O. (vaaymee)	1					5	5
39	Shimbarevich M.A. (elevation)	1					5	5
40	Eliseeva O.S. (wspw777)	4					3	5
41	Kozachek N.S. (@NikolasIoSif)	2					3	5
42	Fakhretdinov I.I. (Ildarushka1)	1					3	5
43	Mironenko O. (Ol'ga Miro)	1					3	5
44	Ismajlova K.V. (ismkami)	1					3	4
45	Bulychev F.A. (Fedya2011)	2					2	4
46	Evg E.E. (evg32)	1					2	4
47	Sobachkin A.F. (Al_Wolf)	2					2	3
48	Mal'tsev V.A. (Viktorus2018)	2					2	3
49	Nikiforov L. (LeoNik991233212)	2					2	3
50	Sandrkina M.S. (kvosti)	2					2	3
51	Bykovskikh K. (Chirchik)	2					2	3
52	Shelaeva M.S. (reinaster)	2					2	3
53	Rogulyov S.M. (StasMixa11)	2					2	3
54	Khakhulina E.V. (Akulina)	1					2	3
55	Pitel' N.L. (NikiMx)	1					2	3
56	Manosin (jieel)	2					2	2
57	Abramenkova (muroni)	1					2	2
58	Kosov A.A. (Kintoky-san)	1					2	2
59	Sofronov A. (SAstrateg)	1					2	2
60	Kuznetsov P.I. (sdam)	4					1	2
61	Manatov I.A. (igrus)	2					1	2
62	Nesterov D.A. (saha909)	2					1	2
63	Artemev L. (Leonid S.)	2					1	2
64	K E.V. (GAB_KING_MASTER_GURU_DOTA)	2					1	2
65	Mal'kevich (Livex)	1					1	2
66	Romanov (PirateCat)	1					1	2
67	Piotka V. (Pilotich)	1					ban	ban
68	Korolev R.V. (zouker)	1					1	2
69	Goldobin E.G. (prm259)	1					1	2
70	El'tsova T.E. (elt.tana)	1					1	2
71	Efremkin (Innokentij 25-j)	1					1	2
72	Korotkevich I.A. (somnambula)	1					1	2
73	Budyukin L.D. (StanceInfaimm)	1					1	2
74	Kejl D. (kdanl)	1					1	2
75	Trifonova A.M. (AsSash)	1					1	2
76	Lebed' (annetta1905)	1					1	2
77	Popeshkina E.S. (lllll123)	5					1	1
78	Grankina A.V. (anggrankn.vrn)	2					1	1
79	El'yashova E. (eelyashova)	2					1	1
80	KURS A. (kursik)	2					1	1
81	Bilyalov A.T. (blvwrld)	2					1	1
82	TEST (test346356)	2					1	1
83	Khazieva V.Kh. (vasilek82)	1					1	1
84	son D.S. (v golove - NULL)	1					1	1
85	Levin Yu.A. (pdestroyer)	1					1	1
86	Resheto S.M. (sekku)	1					1	1
87	Minikhanov E.F. (ezereal)	1					1	1
88	Vlasov I. (ilyuhezz)	1					1	1
89	Khkhkh A. (XAH20)	1					1	1
90	Kuznetsova (kuzlivit1)	1					1	1
91	ivanov (egorivnvv)	1					1	1
92	Kapitanov A. (Liriodendron)	1					1	1
93	Polikarpov (Ubermenh)	1					1	1
94	Margaryan G.Kh. (margaryan_g)	1					1	1
95	Mirza (yusifmrz)	19
96	Kovalevskij P.V. (soulshon)	14
97	Ivanova (krxwl)	13
98	Frolov K.A. (Murderface_)	11
99	Konakbaev N.B. (pfizer)	11
100	P I.*. (IrinaPetr)	11
101	Gr D. (Demon_gr)	10
102	Sysoeva Yu.A. (Sysoeva)	10
103	Dzhamaldinov M. (Benediktof)	9
104	Cherry K. (KyleCherry)	9
105	Yana Y.Y. (KeiYana)	7					ban	ban
106	Sarybaj R.B. (Rakhman Sarbai))	7
107	Kucherenko A. (antontbt)	6
108	Maevskij A.R. (Lucky__)	5
109	Yarmolyuk N.V. (natalitalk)	5
110	Shil'chenkov M.A. (msmshilchenkov)	5
111	kennedy L.W. (leonkennedy)	5
112	Grigorij (Grisha118)	5
113	Erm?rat D.A. (Yermurat Dias)	5
114	Isagul A.N. (pobedinsky)	5
115	Alekseeva T.M. (TM)	4					ban	ban
116	Arshidinova M.T. (AMT)	4
117	Motylyuk V.E. (Vlammm)	4					ban	ban
118	Shakirov (shakirov_aa)	4
119	Shibaev (saah)	3
120	gri (snoozer)	3
121	Mel'nichuk M.S. (Melzeep)	3
122	Shtatskikh S. (ProneToSomething)	3
123	Churilov O.E. (HocokTopok)	3
124	lakshsh H.B. (demmipt)	3
125	Il'inchik F.A. (btwwteo)	3
126	Derbenev A.M. (AlexeiDerbeneuv)	3
127	Talipzhan E.B. (KaiLen)	3
128	Karacheva E.N. (Shustrik4)	3
129	Kondrakova (kikiku)	3
130	Moiseenko S.I. (mois_)	2
131	Kremen' Yu.A. (Test007)	2
132	Bryukvina O.Yu. (Findus)	2					ban	ban
133	Garifulla N. (Nurik2003)	2
134	Valieva D.V. (Dinavalieva)	2
135	Shishova P.S. (shajealess)	2
136	Anonimus A.A. (Noob_master_2007)	2
137	egor E. (egor_banan)	2
138	Litvinova (wawaw)	2
139	Khazhikarov K.M. (Hioms)	2
140	Stashevskij E.A. (Sweet Yogurt)	2
141	Kamaridenov T.A. (lsies)	2
142	NASHENTAEV I.N. (Iseke4561)	2
143	Bogoslavskij R.S. (anderrated)	2
144	Okulov A.M. (arkhalien)	2
145	Zhorov (zefir123)	2
146	Pogosyants (Ivan338)	2
147	Luchin D.A. (SunDay1337)	2
148	Kurochkin P.A. (qwrqwr)	1
149	Evchenko E.V. (evchenko)	1
150	Kostomarov A.V. (al29)	1
151	Koptel'tsev V. (selber)	1
152	none N.N. (n0ne)	1
153	Selezniov M. (Mihail Selezniov)	1
154	Zhur (Tanets)	1
155	Romanenkov (JoinBacardi)	1
156	Lazarev D. (Scrollcer)	1
157	Semenov V. (Vasya92)	1
158	Petrov (pololodgf)	1
159	Khaliullina S. (sofa1989)	1
160	T A. (Artemiscake12)	1
161	Ryabykin M.V. (Mikhail1704)	1					ban	ban
162	DFr (dwfefsdf)	1
163	Gusakova (Maslenok)	1
164	Titov (mahaon_1999)	1
165	Khoruzhij M.A. (Maksim Moloko)	1
166	Pavlov I.A. (WhiteCat110)	1					ban	ban
167	Sber (SberAnalyz)	1					ban	ban
168	Khamueva V.M. (Valentina Hamueva)	1					ban	ban
169	Nasyrova (Alewa86)	1
170	Burlakov (sergej.burlakov)	1
171	Musin A.R. (Azat3007)	1
172	Evdokimchik P.E. (Pavel Evdokimchik)	1					ban	ban
173	Fajzimatova Ya. (vertin)	1
174	Murzin (Salyvo)	1
175	Golovkin I.A. (GHOST2508)	1
176	R. (Wra1th)	1
177	Sychyov Yu.S. (Mrak.krd)	1
178	Chetverukhina V.D. (reindeer121VC)	1
179	Kucher (Tema18)	1
180	Skibin V.V. (SQL_vvs)	1
181	Lysykh V.K. (Usilitel')	1
182	Akameeva S.V. (SVA1)	1
183	Velichenkov D.A. (Galotane)	1					ban	ban
184	Abramov V. (Ichigo Kurosaki)	1
185	Mutaborova (lizamutic)	1
186	Odnokurtsev (AlFochino)	1
187	Alekseev M.A. (ama2301)	1
188	K D.M. (asegik)	1
189	Tsyrenov A.B. (adam smith)	1
190	Kalibekov M.R. (Sardon)	1
191	Semenova A. (senasta)	1
192	Ischenko K.Yu. (Kpuh)	1
193	klimova (kem_171)	1
194	Funtova M.I. (fialka3)	1
195	edmond2 (edmond2)	1
196	kofuku (Kofuku)	1
197	Tynybekova G.R. (Gulaisha)	1
198	a A.A. (rdctfvygbuhjnk)	1
199	Bajbikova D.R. (Daniche)	1
200	New R.G. (newLogin)	1
201	Lugvischik (gopsweet)	1
202	Kashkov S.M. (kashkovvv)	1
203	Kulakov P.A. (NEPTUNE_)	1
204	Crea (_Kira_super_)	1
205	Gordeev N.A. (n1k1t4)	1
206	Gorskin (coldblooded)	1
207	Kalmykova T.S. (Red ololo)	1
208	Kuznetsova (moriq)	1
209	Yakovlev M.S. (Yung-cristy)	1
210	arshidin M.T. (mukaddas)	1
211	Sajlaubaj A.S. (Alikhanchik)	1
212	Burahan N.Z. (Nurzhaan_bbb)	1
213	Ivanov I. (vlatachi12)	1
214	Chimbiyan O.S. (S1onny)	1
215	Laskin K. (lask25)	1
216	Obukhov N.A. (ninipai)	1
217	Petrenko (Finn the Human)	1
218	Solov'eva A.E. (Aleksandra74)	1
219	Bobylev A. (Aleksei Bobylev)	1
220	Grachev I.O. (twinpixxx)	1
221	Sychyov V.A. (Hrenomet)	1
222	Khen S.G. (KhenAlexandr02)	1
223	Tazhibaev M.B. (Mirasiko)	1
224	Zatravin M.A. (mantven)	1
225	Litvinenko I. (DivanLitva)	1
226	Fatkulina O.M. (viennie)	1
227	viktoroc (snrz)	1
228	Unregistered	60

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