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December 04, 13:22 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	Kryukova A.E. (Nasterik)	1			10	11	10	16
2	Khuziakhmetov R.G. (Rishat_BioSQL)	1			4	8
3	Tezhibaev V.E. (Skeer)	1			5	5
4	Vukolov A. (al.vuk)	1	3	54		4
5	soaloa2 (soaloa1)	2	3	4		3
6	Shmelyov L.A. (Shmeliara)	1	2	3		3
7	Stepanova (Lectrasim)	1	2	21		3
8	Naumov A.D. (wad881988)	2	1	125		3
9	fioletovaya (fioletovaya2)	1	2	14		2
10	Skokov B.S. (leks$$)	1	1	9		2
11	M (DanilM2304)	1			1	2
12	Enert (h0rus)	1			2	2
13	Safronov P.A. (Paulus73)	1	1	11		1
14	Petrukhina N.I. (Ninok1999)	1			1	1	5	5
15	Evtikhovich A.A. (FECHE1)	3					ban	ban
16	Sergeev N.P. (nikilessvr)	2					50	75
17	V'yushina E.M. (milena17_90)	2					23	31
18	Sushilina P.A. (LinaMakcimova77)	1					ban	ban
19	Prytkov E.D. (Prytkov)	2					15	26
20	Zatsepin I.I. (nell1724)	1					15	24
21	Mamadnazarov S. (Parfwrest)	1					ban	ban
22	Eltsov M.M. (frolamex)	1					15	23
23	Antonov V.A. (isip_v.a.antonov@mpt.ru)	1					ban	ban
24	Shejdak A.V. (sheidaknastya)	1					11	17
25	Sosna A. (Makcimovka)	1					ban	ban
26	Nikonorov K.M. (N1konorov)	1					12	15
27	Slepynin I.S. (SlipaPipaPopa)	1					11	14
28	Kozlov A. (Antoa)	1					11	14
29	Zubkova S.K. (super_pupik)	1					10	13
30	Grlnya G.G. (SailowwMoon)	1					12	12
31	Inkognito (supersonicach)	2					9	12
32	Mudrova (ira_mudrova123)	1					7	12
33	Ivanova (Newcomer2025)	1					9	11
34	Ma D.A. (dff_fsd11)	3					7	11
35	Ivanov (sql-zomg)	2					7	11
36	Zajtsev M.A. (Bobi Dik)	6					ban	ban
37	Volkova E.D. (volkova27)	1					5	10
38	Kashevarov (igor1456)	1					7	9
39	Barin I.V. (HahLove)	1					5	9
40	Grishanov N.G. (aofa)	1					6	8
41	Bobrova N.V. (bobrovna)	1					4	8
42	M (Mitro_Konst1)	1					5	7
43	Gudinov (no1hing)	1					4	7
44	Frolovich T.S. (tartalletta)	1					4	7
45	Petrov Y. (YuriPetrov)	1					3	6
46	Karpets A.A. (Alena Karpets)	1					ban	ban
47	Shrestha A. (hatchwho)	4					5	5
48	chachibaia (gegi)	1					5	5
49	Korovin D.Yu. (t1quuuu)	2					3	5
50	Klimenkova O. (Lessy67)	1					3	5
51	Hromiak (Olexiy3)	1					3	5
52	Khalyuzeva (Marina)	2					4	4
53	Krivoj V.V. (vvd_)	1					4	4
54	Kalishkina E.E. (kuruttatenshi)	1					4	4
55	Aksenov (laciport)	1					4	4
56	Fed E. (Vakantka)	1					4	4
57	-- -.-. (snyder_27)	1					4	4
58	Konuhov A.A. (Konuhovaa)	1					3	4
59	Koval'skij V. (mmggtt)	1					2	4
60	Malaeva A. (plaesebo)	1					2	4
61	Stepanov I.A. (balbesinna)	1					2	4
62	Akhmetzyanov (EmilAhmetz17)	1					2	4
63	Aida M. (Lunakorkem)	1					2	4
64	Chursinova N.A. (woohoo_sql)	1					2	4
65	Arkhipova O.A. (incognito159753)	3					3	3
66	Khan (SergLock)	2					3	3
67	Gimaz A. (Alsu26)	2					2	3
68	Romagnia E. (EmiliaRomagnia)	1					2	3
69	Maratov O. (spoer)	1					ban	ban
70	Ashirbaev A.B. (UselessMouth)	1					2	3
71	Maksutov D.A. (qaryn)	1					2	3
72	Rahat M. (Margulan1234234)	1					2	3
73	P Ya. (yanat.p)	1					2	3
74	petrov V.O. (petya5)	1					2	3
75	Odnokurtsev (AlFochino)	6					1	3
76	Kanunnikov (ininelines)	1					2	2
77	Gusakova O.P. (Oksana Gusakova)	2					1	2
78	Belyak (TheTester)	2					1	2
79	Dashkina (ququequ)	1					1	2
80	Hjj H.G. (Gucgcuugc)	1					1	2
81	Poskryakov A.V. (APoskryakov)	1					1	2
82	Khasanov R. (Musi Pusi)	1					1	2
83	Seredina (yanserlim)	1					1	2
84	Yastrebov D.D. (Yakimori)	1					1	2
85	Britov N.S. (Nikitooshka Britov)	1					ban	ban
86	Golubev A.A. (Hypertoxa)	1					1	2
87	Lyubeznov P.V. (noname2025)	1					1	2
88	Ivanov I.I. (alexLuck)	1					1	2
89	Kenesbek N.D. (jankoja12345)	1					1	2
90	Mejramov D.E. (Dias21)	1					1	2
91	Sejsenbek A.G. (Asylzhan)	1					1	2
92	Nurbolatuly B. (nbekzaat?)	1					1	2
93	?adіr Zh.Zh. (Zhanbo 3)	1					1	2
94	?adylbek M. (Kadylbek Marmar123)	1					1	2
95	Moskaev (Mr. Moskaev)	1					1	2
96	Lebedev V. (Lebedev_VV)	1					1	2
97	Inkognit A. (superSanya)	5					1	1
98	Matvej M.B. (kuhvbnffdfsdsd)	2					1	1
99	Shilovskijj S.N. (Pandagrey2711)	2					1	1
100	I N. (Monokopolus)	2					1	1
101	Vlasova T.A. (Bubylda_Bubkina)	1					ban	ban
102	Chalov (auxiliarytrinket)	1					1	1
103	Kulazhan A.B. (Almukha)	1					1	1
104	Maksutkan A.B. (Adil' Maksutkan)	1					1	1
105	Serіk ?. (?lzhan)	1					1	1
106	Nurlanuly E.N. (Esbol)	1					1	1
107	Vodyanitskij S. (Summer breeze)	1					1	1
108	Tevanyan (Vladimirskij Tsentral)	1					1	1
109	May (rukojop_333)	1					1	1
110	Cherngovskaya V. (Cermiani)	1					1	1
111	Orazbek S. (SAYAN1)	1					1	1
112	D (zelibiba)	1					1	1
113	Eshtokin (Dimo)	4
114	Ekaterina (kitttyworld19)	2					ban	ban
115	P V.A. (reketnk)	2
116	Bajzina (mushroommate)	2
117	Antonenko A.A. (Tenshi_Matsuri)	2
118	Samat M.E. (Miko007)	2
119	Tsydenova V.B. (TVika)	2
120	Averin A.A. (AverinAA)	2
121	Pasovets V. (kxxtriaa)	2
122	robin (vvi_sql)	2
123	Panasenya V.V. (AquaForm)	1
124	Zolotyh (Guy)	1
125	Koptel'tsev V. (selber)	1
126	Bajdaev D.A. (Dagva)	1
127	Polyakov V.M. (rock_4)	1
128	Markova K.V. (ChaqChaq)	1
129	Solomeo P.R. (Rhencor)	1
130	Sultanov S.S. (sultanovss)	1
131	khasanova K. (ksenia_khasanova94)	1					ban	ban
132	Sikrets P.S. (pavpavpav)	1
133	Krayushkin R.O. (54rublya)	1
134	Kazakova A.A. (KazakovaAA)	1
135	Tsay S. (Sergey Ts.)	1
136	Koreshkov A.V. (JerryVanBoven)	1
137	Semenikhin D.A. (Gennadij Smirnov)	1					ban	ban
138	Nikitin S.M. (Motorola96)	1
139	Grek A. (Don-Digidon)	1
140	Gadzhikurbanova (ytcka)	1
141	Bakharev A. (6axa)	1
142	Yakshin I.V. (ivan_y)	1
143	barklaya (barkliza)	1
144	Chalykh A. (chalykh)	1					ban	ban
145	Jh A.A. (mafficc)	1
146	T V. (VladimitT)	1
147	Pavlenko A.V. (gamers)	1
148	Kipriyanov A.V. (KhozyainAleksandr)	1
149	XaH (XaH Ali)	1
150	Berdimurat S. (sasaas)	1
151	Tkachenko D. (_GUERNIKA_)	1
152	Kubaj I. (sgheerty)	1
153	Ne skazhu (Panda07)	1
154	Aro E.F. (Ekaterina Araud)	1					ban	ban
155	Markova (Irena280880)	1
156	Lukas M.S. (Mitagvaria)	1
157	Gerasimov D.G. (Khmurin'yo)	1					ban	ban
158	Seredin E. (Jek@S)	1
159	Rudakova (goga456)	1
160	Ivanov (userTest1)	1
161	Luk'yanov N.B. (Nechitos)	1
162	Ivanov A. (shuter75)	1
163	Kopaev A.A. (andrej9115)	1
164	Nik_ 3. (Nik_1337)	1					ban	ban
165	Solomatina E. (eslmtn)	1
166	Tsirkun S.N. (internTsirkun)	1
167	Kuz'menetskij M.S. (GKMGKS)	1					ban	ban
168	Zimirev V.S. (zivs)	1
169	Sviridova A.A. (Anastasia132)	1
170	R. (Wra1th)	1
171	Cherepov K.R. (cherepov001)	1
172	Bilev D.A. (BilevDmitry)	1					ban	ban
173	Trubitsyn K. (Kosttru)	1
174	Khanifov S.V. (staayfatal)	1
175	Aloev A. (azretaloev)	1
176	Smith (E.D.Smith)	1
177	Lysykh V.K. (Usilitel')	1
178	Komarov R.V. (Roman_Valerievich)	1
179	Kondratyev G. (curlypop)	1
180	Bovyrina K.Yu. (O.K.Burda)	1
181	Ruzmatova C.J. (Aikasan)	1
182	Vinogradova E. (-Helen-)	1					ban	ban
183	Fatianova (learning_ninja)	1
184	A M.A. (MichaelAwari)	1
185	Annageldiyeva G. (Annageldiyeva)	1
186	Koskov A. (wasabitrue)	1
187	Kulikov E.A. (EvgenyKulikov)	1
188	Avdeev A.A. (AntonAA)	1
189	Tischenko Ya.V. (Yaroslav2386)	1
190	Gabdulina A.B. (Alya3)	1					ban	ban
191	Tikhonova M. (timary98)	1
192	Arkhipova O.V. (OlgaA.)	1
193	Ivanova P.G. (naomitwtt)	1					ban	ban
194	Kerezhe I.D. (banan1)	1					ban	ban
195	Kazankin S.G. (500400)	1
196	Gerasimenko L.Yu. (babylubaby)	1
197	Dasheeva N.S. (Lillark)	1
198	Kravtsov K.S. (betyshaha)	1
199	Nuriev M. (Max72)	1
200	Sizova (Kharitoshka)	1
201	B E. (Leno4ka99)	1
202	Elijah (charwave)	1
203	Mokrousov (Tornado-M)	1
204	Bo P. (biboboba)	1
205	Bespalov V.S. (Chopick)	1
206	Popova (Plousha)	1
207	Kairlina A.A. (Ailu2007)	1
208	M?ratov B.E. (Balta)	1
209	Alibi (Alibi077)	1
210	Dr D. (DrDre222)	1
211	Kharina I.A. (verynice)	1
212	Stikheev I.V. (Stiheev)	1
213	Grishina E.F. (Rina Gris)	1
214	Basov V.A. (vadim_basov)	1
215	Kursedov N.Yu. (skale46)	1
216	Gershuk (blit9)	1
217	Belov N.O. (Resnin)	1
218	Gasperskaya (deagasy)	1
219	Gul' (OG)	1
220	Markov G.K. (ertonuy)	1
221	Gumerova L.I. (Lilliya1515)	1
222	Smith V. (valkahd)	1
223	Larichev (Geo1992)	1
224	Tsapa A.P. (Apyus!)	1
225	Sp (t0mas)	1
226	Kashnikova K. (baksy)	1
227	Unregistered	35

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