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October 19, 14:01 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	Mel'nikov E.Yu. (melnikovegor91)	1	3	2	10	15	ban	ban
2	Gaben E. (emsig)	1			10	13
3	Sh S. (junopark1)	2	1	59		2
4	Mahmoud (developer1086)	2	1	1		1
5	Zheludkov S. (zhsvyach)	2	1	3		1
6	Mel'nikov E.Yu. (EgorQQa)	1					ban	ban
7	Ananasov M.A. (Ananasik11110)	2					15	25
8	Ostrovskaya M.S. (marusya67)	1					15	25
9	Nikolov P.F. (plamennf)	1					15	24
10	Li A.I. (naastlii)	1					ban	ban
11	Krasko (KKA45)	1					13	23
12	Khadikov Yu.R. (nameme)	3					15	21
13	twini (twincik)	2					15	18
14	Ryzhov N.A. (PEP_8)	1					15	18
15	Ukhov A.A. (Art1kkle)	1					15	18
16	Kurbanov R.K. (ramazan312)	1					15	18
17	Latifov M.Sh. (chocholatte)	3					13	18
18	Noktis E.N. (MrEffect)	1					14	17
19	Egorenkov A.A. (l1k0n1)	1					11	17
20	Abramov I.A. (PEP_9)	2					10	17
21	Gromov N.S. (FactoryDir)	1					10	15
22	Surikova M. (melaniyasurikova)	1					ban	ban
23	Gammataeva A.M. (Amina17022008)	2					11	13
24	Akhmedov M.B. (Maga0129)	2					10	13
25	Aliev (thossesard)	2					10	12
26	Magomedkamilov I.Sh. (Chelovek2341)	2					9	12
27	Ivanova O.N. (olga_ivanova)	2					7	12
28	Dulanov A.S. (8bobrik8)	3					6	12
29	Fedosova T. (fed0s06)	1					6	11
30	Magomedgadzhiev M.B. (Maga162)	1					8	10
31	Kolesnikov N.V. (Nikita_pi_06)	2					6	10
32	Molokanov A.A. (qwasar)	1					6	10
33	Nickson (pannikifor)	2					5	10
34	Seredin V.S. (JoDaH_JoEsTaR)	1					5	10
35	Chernov A.E. (aechernov_)	2					7	9
36	Rashidov A.R. (Akhmed123)	2					7	9
37	Skorovarov A.A. (Shaq2733)	1					7	9
38	Fajzulina S.Sh. (snejanna)	2					6	9
39	Lomov R.V. (Silverom)	1					5	9
40	Varnachkina M. (Mariya29)	3					6	8
41	Zukhrabov I.A. (zisami)	1					5	8
42	Nazarova A.K. (aalbinnna)	3					6	7
43	Blood G. (Guts_Blood123)	2					6	7
44	kkk K.K. (k2203)	1					6	7
45	Kontsevoj E.A. (memorialove)	1					5	7
46	Razova D.V. (s7ipper)	1					5	7
47	Semikhatov D. (Dimonchik12345)	1					5	7
48	Viktorov (greymangrey)	2					4	7
49	Grebenyukov S. (OstapGreb)	2					4	7
50	Gallovaj A.I. (gllvy)	2					5	6
51	Rybakova M. (Mashka10)	1					5	6
52	Tatarinova A.D. (obezyana)	1					4	6
53	Abacharaev A.Sh. (Babuin7187)	1					4	6
54	Riskov V.K. (FidjetStar)	2					3	6
55	Tsaryova Ya.A. (KooYan)	1					3	6
56	Yashina A. (k4litushka)	1					3	6
57	Popova (Juli_shch)	2					5	5
58	skill L. (TRaxersql)	1					5	5
59	Shishkina S. (Tovarisch_Ptica)	1					5	5
60	Pozdnyakov P.A. (ktopix)	1					5	5
61	Kholodkova D. (daf_kh)	1					3	5
62	Nefedov P.A. (Pavel173)	3					4	4
63	Tupchij I.V. (Tupchij Il'ya)	3					4	4
64	Sklenin D.S. (zxcesperer)	3					4	4
65	Ignatov A. (weber_kld)	2					4	4
66	Zhuravlev (fakemink)	2					4	4
67	Vakhromov (ivan393)	2					4	4
68	Batalova M.I. (Fyasilka)	1					4	4
69	meow (meow_meow1024)	1					4	4
70	Mitkinov S.V. (kek)	1					4	4
71	Gamzatov M.I. (GamzatovM)	1					4	4
72	Valiullin A. (LinkSeventy)	1					4	4
73	Latypov (Rusiiilll)	1					4	4
74	Samarin (gooooose)	1					4	4
75	Tereshkov A.I. (alexsdgui)	1					4	4
76	Dmitrij (Zoomy_ES)	1					4	4
77	Tolmacheva P. (pirateee)	1					4	4
78	woodpecker (W00dy)	3					3	4
79	Shapiro D. (xx_Da_Sha_xx)	2					ban	ban
80	D (Hiruni)	1					3	4
81	Shistka S.I. (Sviatik_182003)	3					2	4
82	Lol D.F. (Tolyan67)	2					2	4
83	Goponenko N. (NataGo)	1					2	4
84	Polushin R.I. (belebei)	2					3	3
85	Smile (Igrock76)	1					3	3
86	Bychkou (rbychkou)	1					2	3
87	Babka9 (Sereja_je)	1					2	3
88	uk S.F. (Usre213)	2					2	2
89	Berseneva T.M. (Bersa_3785)	1					2	2
90	Ivanov (nd1mond)	1					2	2
91	Levitskij V.M. (dangeralle)	1					2	2
92	Samofalov R.A. (webdevka)	1					2	2
93	Fatikhova A.S. (min_azaliya2006)	1					ban	ban
94	Vladimir (Velveto4)	1					2	2
95	Eremin D.S. (erema11a92)	3					1	2
96	Happy (DontWorryBeHappy)	3					1	2
97	Ushakov A.Y. (ushakov94)	2					ban	ban
98	Mironenko O. (Ol'ga Miro)	2					1	2
99	Zhabina I.S. (Irina Zhabina)	2					ban	ban
100	Sokolov M.V. (burmalda)	2					1	2
101	Kalinov I.A. (Werner1989)	1					1	2
102	Kolpakov (VJiQ)	1					1	2
103	Burkin D.A. (Remilka)	1					1	2
104	Invoker (radicalkid)	1					1	2
105	Sharipov (RRRaaavvv)	1					1	2
106	7shkin S.V. (Slavnik)	1					1	2
107	Khakhulina E.V. (Akulina)	1					1	2
108	. (cocakola)	1					1	2
109	Klindukhov S.M. (Amakhasla)	2					1	1
110	sergeev A.I. (kekcl0911)	2					1	1
111	Krugovoi E.A. (_Reptile_)	2					1	1
112	lin A.B. (swpetra)	1					1	1
113	Zmejkova E. (ElenaZm)	1					1	1
114	Ab E.L. (ellllllll_1337)	1					1	1
115	Kolesnikova S.V. (skol13)	1					1	1
116	Lebedeva A.R. (Leb_Nastya)	1					1	1
117	Kurbangaliev D.F. (lleexx)	1					1	1
118	Smirnova S.A. (soffi_toffi)	1					1	1
119	Bukharaev N.R. (NailR)	1					1	1
120	Vasil'eva A.S. (chev_o_)	1					1	1
121	Cherednichenko Yu.V. (Kottosh)	1					1	1
122	Moskalyov A.V. (BupTyc94)	1					1	1
123	Efimenkova Yu.I. (julia.efa)	1					1	1
124	Yusupov N.Z. (nyz29)	1					1	1
125	Bylkova K. (kr1st1nabyl)	1					1	1
126	Bolobokhin M.M. (GABZAVR67)	1					1	1
127	Rybin (sloveckin)	1					1	1
128	Zelenina S.B. (Lana393)	3
129	Sukhanov A. (aosukhanov)	3
130	Ushakov (lllavyb)	3					ban	ban
131	Kholkina (dimayulia2002)	3					ban	ban
132	Shibaev (saah)	2
133	Williams B. (BW)	2
134	Ledyaeva (Tsvetochek_90)	2
135	Krayushkina T.V. (tkra)	2
136	Gura B.O. (Mastercutor)	2
137	Brown F.-. (wiley67)	2
138	Monya L. (Mon9lizapic)	2
139	Nikolaev A.N. (AlexeyHeizenberg)	2					ban	ban
140	Gusev A.O. (NowOrNever)	2
141	Bagaev D.M. (Dimasik0125)	2
142	Leiva C. (CELV)	2
143	Mendez F.I. (FedeM18)	2
144	Ajvazyan K.G. (KarenAivazian7)	2
145	Orazbekova A. (teutsuuuuooo)	2
146	Pavlova (ggyou)	2
147	Krasovskij E.A. (pegoopik)	1
148	keieiuty (keieiuty)	1
149	Raspopina Yu.V. (Yulia_na)	1
150	Koptel'tsev V. (selber)	1
151	Natyrov N.N. (narig)	1
152	Gitinomagomedov (gmansur88)	1
153	Kozhevnikov A.M. (kojew)	1
154	Chan Kh.N. (ChanNgok)	1
155	Vaulin V. (Axilka)	1					ban	ban
156	Klimova D.S. (klimova_daria)	1					ban	ban
157	Boldyreva A.A. (nastya-moreva)	1
158	Petrov R.P. (Roman$$$)	1
159	Khamatgaleeva L.N. (LiliyaKh)	1
160	Markin N. (Qmaro)	1					ban	ban
161	Piven' (AnnPiven)	1					ban	ban
162	Burkova E.I. (Burkkova)	1
163	Myrzagalieva Sh.R. (Sholpan)	1
164	Tormozov (mamontoby_)	1
165	qwe R.Y. (TheWrongOne992)	1					ban	ban
166	Tolstov A.A. (atol2007)	1
167	Telepova D. (daria_telepova)	1
168	Sabueva M. (masic86)	1
169	Alekseev (yurar10)	1
170	Dmitriev (yara_slav)	1
171	Tsybin A.V. (magicdragon)	1
172	Dragun A. (a.dragun)	1
173	Zakharov P.V. (petruha74)	1
174	Vendrow (urobr)	1					ban	ban
175	Strunnikova K.E. (WasabiFox)	1					ban	ban
176	Sarkis'yan G. (gennadi_s)	1
177	Osadchuk N.A. (steven_shak)	1
178	Beketov (dimabima)	1
179	Rodin (uoloki)	1
180	Ostanin Yu.A. (yourun)	1
181	Shapovalova A.D. (Aleksukha)	1
182	Ziterev (Batysai)	1					ban	ban
183	R. (Wra1th)	1
184	Saranchin M.S. (torvalds72)	1
185	Timofeev M.S. (timofeevms1982)	1
186	Makarova M.K. (maria_makarova)	1
187	Lukutova A.A. (Lukutok)	1
188	Mukhametzyanov D.R. (daniyar1231231)	1
189	Mal'tsev D.S. (danyamaltsev)	1
190	Limanskij A.D. (Lazy Loaf)	1					ban	ban
191	Khmara D.M. (dmitr1y06)	1
192	Patronov A.V. (erkolly)	1
193	Zhafyorov D.R. (Nascarjke)	1
194	Bekeev (_bekonec_)	1
195	Shishkin (That_Pear)	1
196	Ibo K. (Kemchik)	1
197	Ivanov I.I. (pasta123!@#)	1
198	Frolov I.V. (Zevs pitbul')	1
199	V (artikor)	1
200	Bogatyrev N.V. (BNV2873)	1					ban	ban
201	Kravchenko F. (Pank337)	1
202	Bocharova V.E. (Malvisa)	1
203	Pen G.G. (Grishiset)	1
204	Parry (BarryP)	1
205	Yussupov S. (orrr)	1
206	Romanov R.R. (Bypecker)	1
207	Romanchuk I.A. (ial.romanchuk)	1
208	New R.G. (newLogin)	1
209	Ermolaev (Ermak05)	1
210	Babkin A.V. (BABKIN394)	1
211	Demidov M. (ceramicboy)	1
212	Artemev L. (Leonid S.)	1
213	Turchuk A.V. (Anastasiya_Turchuk)	1
214	Kunchenko E. (ElenaK1990)	1
215	Chastova E.A. (Kate44)	1
216	Ashkhatsava (UB666)	1
217	Filippova S.Yu. (ernest_sds)	1
218	Alekseev D.S. (snwr)	1
219	Gajfullina (tavi777)	1
220	Kalmagambetov A.R. (kaliax)	1
221	Aleshina (LogMind)	1
222	Pushkin K.N. (MIRUMIR12)	1
223	ZH G. (gzh)	1
224	Galeev I.O. (Gnom567)	1
225	Andreeva D.K. (DarYmKa)	1
226	tkachenko (NotFufx)	1
227	Cherkasov I.I. (Overkilllll)	1
228	Kazantseva V.V. (lera22)	1
229	Khodakov ($win)	1
230	Zykov A. (ZAS_2)	1
231	yuri Y. (kopolo)	1
232	Filipchik D. (Daniik17)	1
233	Sergeevich A. (teftelka69)	1
234	Grigor'ev (RainyOrrery)	1
235	Glapiak A. (alex10020)	1
236	Flavia P.I. (Kdsfa f)	1
237	BAGRINTSEV A. (gcof)	1
238	Denisovich (sqlschshik)	1
239	Anisimov (rootx)	1
240	dolly A.H. (ahmedb)	1
241	Chistilin A.V. (Genzi)	1
242	Fatikhova A.S. (min_azaliya)	1					ban	ban
243	Degtyareva Yu. (skvonky)	1
244	Naimushin R.A. (maka16541)	1
245	Nesterovich (Artemememe)	1
246	Bogomolov Yu.A. (tr7048)	1
247	Musik (Roman_Musik)	1
248	Zhukovskaya V.A. (Monelisofficial)	1
249	Unregistered	27

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