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December 04, 13:14 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	Shmelyov L.A. (Shmeliara)	1	2	3		3
6	Stepanova (Lectrasim)	1	2	21		3
7	Naumov A.D. (wad881988)	2	1	125		3
8	soaloa2 (soaloa1)	2	2	4		2
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	Ma D.A. (dff_fsd11)	3					7	11
34	Ivanov (sql-zomg)	2					7	11
35	Ivanova (Newcomer2025)	1					8	10
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	M (Mitro_Konst1)	1					5	7
42	Frolovich T.S. (tartalletta)	1					4	7
43	Petrov Y. (YuriPetrov)	1					3	6
44	Gudinov (no1hing)	1					3	6
45	Karpets A.A. (Alena Karpets)	1					ban	ban
46	Bobrova N.V. (bobrovna)	1					3	6
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	Belyak (TheTester)	2					1	2
78	Dashkina (ququequ)	1					1	2
79	Hjj H.G. (Gucgcuugc)	1					1	2
80	Poskryakov A.V. (APoskryakov)	1					1	2
81	Khasanov R. (Musi Pusi)	1					1	2
82	Seredina (yanserlim)	1					1	2
83	Yastrebov D.D. (Yakimori)	1					1	2
84	Britov N.S. (Nikitooshka Britov)	1					ban	ban
85	Golubev A.A. (Hypertoxa)	1					1	2
86	Lyubeznov P.V. (noname2025)	1					1	2
87	Ivanov I.I. (alexLuck)	1					1	2
88	Kenesbek N.D. (jankoja12345)	1					1	2
89	Mejramov D.E. (Dias21)	1					1	2
90	Sejsenbek A.G. (Asylzhan)	1					1	2
91	Nurbolatuly B. (nbekzaat?)	1					1	2
92	?adіr Zh.Zh. (Zhanbo 3)	1					1	2
93	?adylbek M. (Kadylbek Marmar123)	1					1	2
94	Moskaev (Mr. Moskaev)	1					1	2
95	Lebedev V. (Lebedev_VV)	1					1	2
96	Inkognit A. (superSanya)	5					1	1
97	Matvej M.B. (kuhvbnffdfsdsd)	2					1	1
98	Shilovskijj S.N. (Pandagrey2711)	2					1	1
99	I N. (Monokopolus)	2					1	1
100	Vlasova T.A. (Bubylda_Bubkina)	1					ban	ban
101	Chalov (auxiliarytrinket)	1					1	1
102	Kulazhan A.B. (Almukha)	1					1	1
103	Maksutkan A.B. (Adil' Maksutkan)	1					1	1
104	Serіk ?. (?lzhan)	1					1	1
105	Nurlanuly E.N. (Esbol)	1					1	1
106	Vodyanitskij S. (Summer breeze)	1					1	1
107	Tevanyan (Vladimirskij Tsentral)	1					1	1
108	May (rukojop_333)	1					1	1
109	Orazbek S. (SAYAN1)	1					1	1
110	Eshtokin (Dimo)	4
111	Ekaterina (kitttyworld19)	2					ban	ban
112	P V.A. (reketnk)	2
113	Bajzina (mushroommate)	2
114	Antonenko A.A. (Tenshi_Matsuri)	2
115	Gusakova O.P. (Oksana Gusakova)	2
116	Samat M.E. (Miko007)	2
117	Tsydenova V.B. (TVika)	2
118	Averin A.A. (AverinAA)	2
119	Pasovets V. (kxxtriaa)	2
120	Panasenya V.V. (AquaForm)	1
121	Zolotyh (Guy)	1
122	Koptel'tsev V. (selber)	1
123	Bajdaev D.A. (Dagva)	1
124	Polyakov V.M. (rock_4)	1
125	Markova K.V. (ChaqChaq)	1
126	Solomeo P.R. (Rhencor)	1
127	Sultanov S.S. (sultanovss)	1
128	khasanova K. (ksenia_khasanova94)	1					ban	ban
129	Sikrets P.S. (pavpavpav)	1
130	Krayushkin R.O. (54rublya)	1
131	Kazakova A.A. (KazakovaAA)	1
132	Tsay S. (Sergey Ts.)	1
133	Koreshkov A.V. (JerryVanBoven)	1
134	Semenikhin D.A. (Gennadij Smirnov)	1					ban	ban
135	Grek A. (Don-Digidon)	1
136	Gadzhikurbanova (ytcka)	1
137	Bakharev A. (6axa)	1
138	Yakshin I.V. (ivan_y)	1
139	barklaya (barkliza)	1
140	Chalykh A. (chalykh)	1					ban	ban
141	Jh A.A. (mafficc)	1
142	T V. (VladimitT)	1
143	Pavlenko A.V. (gamers)	1
144	Kipriyanov A.V. (KhozyainAleksandr)	1
145	XaH (XaH Ali)	1
146	Berdimurat S. (sasaas)	1
147	Tkachenko D. (_GUERNIKA_)	1
148	Kubaj I. (sgheerty)	1
149	Ne skazhu (Panda07)	1
150	Aro E.F. (Ekaterina Araud)	1					ban	ban
151	Markova (Irena280880)	1
152	Gerasimov D.G. (Khmurin'yo)	1					ban	ban
153	Seredin E. (Jek@S)	1
154	Rudakova (goga456)	1
155	Ivanov (userTest1)	1
156	Luk'yanov N.B. (Nechitos)	1
157	Ivanov A. (shuter75)	1
158	Kopaev A.A. (andrej9115)	1
159	Nik_ 3. (Nik_1337)	1					ban	ban
160	Solomatina E. (eslmtn)	1
161	Tsirkun S.N. (internTsirkun)	1
162	Kuz'menetskij M.S. (GKMGKS)	1					ban	ban
163	Zimirev V.S. (zivs)	1
164	Sviridova A.A. (Anastasia132)	1
165	R. (Wra1th)	1
166	Cherepov K.R. (cherepov001)	1
167	Bilev D.A. (BilevDmitry)	1					ban	ban
168	Trubitsyn K. (Kosttru)	1
169	Aloev A. (azretaloev)	1
170	Smith (E.D.Smith)	1
171	Lysykh V.K. (Usilitel')	1
172	Komarov R.V. (Roman_Valerievich)	1
173	Kondratyev G. (curlypop)	1
174	Bovyrina K.Yu. (O.K.Burda)	1
175	Ruzmatova C.J. (Aikasan)	1
176	Vinogradova E. (-Helen-)	1					ban	ban
177	Fatianova (learning_ninja)	1
178	A M.A. (MichaelAwari)	1
179	Annageldiyeva G. (Annageldiyeva)	1
180	Kulikov E.A. (EvgenyKulikov)	1
181	Avdeev A.A. (AntonAA)	1
182	Tischenko Ya.V. (Yaroslav2386)	1
183	Gabdulina A.B. (Alya3)	1					ban	ban
184	Tikhonova M. (timary98)	1
185	Arkhipova O.V. (OlgaA.)	1
186	Ivanova P.G. (naomitwtt)	1					ban	ban
187	Kerezhe I.D. (banan1)	1					ban	ban
188	Kazankin S.G. (500400)	1
189	Gerasimenko L.Yu. (babylubaby)	1
190	Dasheeva N.S. (Lillark)	1
191	Kravtsov K.S. (betyshaha)	1
192	Nuriev M. (Max72)	1
193	B E. (Leno4ka99)	1
194	Elijah (charwave)	1
195	Mokrousov (Tornado-M)	1
196	Bo P. (biboboba)	1
197	Popova (Plousha)	1
198	Kairlina A.A. (Ailu2007)	1
199	M?ratov B.E. (Balta)	1
200	Alibi (Alibi077)	1
201	Dr D. (DrDre222)	1
202	Kharina I.A. (verynice)	1
203	Stikheev I.V. (Stiheev)	1
204	Grishina E.F. (Rina Gris)	1
205	Basov V.A. (vadim_basov)	1
206	Kursedov N.Yu. (skale46)	1
207	Gershuk (blit9)	1
208	Cherngovskaya V. (Cermiani)	1
209	Belov N.O. (Resnin)	1
210	Gul' (OG)	1
211	Markov G.K. (ertonuy)	1
212	Gumerova L.I. (Lilliya1515)	1
213	Smith V. (valkahd)	1
214	Larichev (Geo1992)	1
215	Tsapa A.P. (Apyus!)	1
216	D (zelibiba)	1
217	Sp (t0mas)	1
218	Kashnikova K. (baksy)	1
219	Unregistered	34

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