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June 19, 18:53 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	Bykov (EvgenyAstro)	2	7	10		11
2	Detskaya A. (detskaya)	1			6	6
3	Gitinomagomedov (gmansur88)	2	3	52		3
4	Shibaev (saah)	1	2	18		3
5	Grigigyan E.A. (grigerik)	2	1	-19		2	ban	ban
6	ss A.S. (SashaSS)	1			1	1
7	Kavaliou (miki_koval)	1			1	1
8	Zhargalov A.Zh. (zhat)	5					83	137
9	Bayarov A.B. (AidarBv)	2					ban	ban
10	Pankratova N.D. (Nadegda94)	1					15	25
11	serva4ok (serva4ok)	3					15	23
12	Lipin S.A. (Wulfy Kadesh)	1					15	23
13	Amirbekov A. (lawest02)	1					12	20
14	Nusipov D.E. (pingvinittos)	2					15	18
15	Travkin A.A. (minon)	1					14	17
16	L D. (Dann8998)	3					13	16
17	Ban'ko (crowlyk)	1					13	16
18	yagubova Z.Y. (zulfiyya)	1					10	16
19	dsmflsdf S.S. (pavel2324324)	1					8	16
20	Dergi H. (DergiHelen)	1					10	15
21	Stepanova (Aya_Step)	1					11	14
22	Mizina N.A. (Natasha_Mizina)	2					9	12
23	Shuvalov (Spectre1915)	1					6	12
24	Taigarayev Y.K. (ZeroFGM)	1					ban	ban
25	Tlegenov I. (tlegenovv)	1					6	11
26	Gigor' Sh. (IShutoff)	1					7	9
27	Tsekh (ketoru)	1					7	9
28	Avgustyonok A. (mangustenok)	1					6	9
29	Tret'yakov A. (Tolyas88)	1					6	9
30	Khristyuk A.A. (NassKh)	1					6	9
31	Serikkali B.A. (Beknur)	2					5	9
32	Shelekasov (Vasshell)	1					5	9
33	Sokolov Ya.R. (per4ikyar)	3					6	8
34	Gulamov A.A. (kek1111111111)	1					6	8
35	Skuratov N.A. (Buly)	1					5	8
36	Ajdaeva M.Sh. (marivanka)	2					6	7
37	K. A.V. (AlexanderK84)	1					6	7
38	Mogutov T. (TimMog)	1					6	7
39	Pushkarev S. (PSV_n)	2					5	7
40	Scherbakov (chYwarY)	1					5	7
41	Abduhamidov M. (marufwashere)	1					5	7
42	D (IlyaDukh)	2					4	7
43	Rybin (AlexRybchik)	1					ban	ban
44	Kut'enkova M.A. (Tarien)	2					3	7
45	Myrzabek N.K. (nurrrzat)	1					4	6
46	Zhukov N. (sariya_)	2					3	6
47	Mikaya (Gio9248)	1					3	6
48	Filyushkina K.A. (ksyusha_filyusha1)	1					3	6
49	Fedosova O.S. (ywz knnd)	1					3	6
50	Gantulga (Danna_g7)	1					3	6
51	nex (Nexkex)	1					3	6
52	Parnikova I. (IraProtivZhira)	3					5	5
53	Volkov D.S. (Dmitry_VS)	2					5	5
54	Prokhorova (TeronSL)	2					5	5
55	El'tsova T.E. (elt.tana)	2					3	5
56	Sedakov M. (gamigami)	2					4	4
57	Shilova I.V. (YakumoDate)	1					4	4
58	Familiya E.N. (SQLGrandMasterrr)	1					4	4
59	Paskhina M. (YRMA)	1					4	4
60	Kudertseva A. (Anastasia.Kud)	1					4	4
61	Smirnov A. (John_Lame)	1					4	4
62	I I.I. (neirotd)	1					4	4
63	Dogadov S.V. (Serzho)	1					3	4
64	Stonis S.O. (Sergjik23t)	1					3	4
65	Korolev A.A. (Ereticheskij Chajnik)	1					3	4
66	Tikhomirov V.B. (t-slava)	2					2	4
67	Peredrij R.A. (ratikZ)	2					2	4
68	test (qwerty37892)	1					2	4
69	ivanova L.N. (123123lolkek)	2					3	3
70	dubrovina (mrctrla)	1					2	3
71	Volkova P.R. (_linka_)	1					2	3
72	Arkhipov (remaseds)	1					2	3
73	Kolobovnikov B.R. (bodyan42)	1					1	3
74	Ivanovskaya (Victoriiva)	2					2	2
75	Samovarov P.M. (Petya_Samovar)	1					2	2
76	--- (lockjaw556)	4					1	2
77	Prajs A.A. (Abort_Price)	3					1	2
78	Biktagirov R.I. (biktag1)	2					1	2
79	Sobolev (SRD_NN)	2					1	2
80	Semenov D.-. (Dmitry.S.)	2					1	2
81	Garaba (muslistener)	1					1	2
82	Petrov N.V. (Nick21)	1					1	2
83	Baryshnikova (Elena_Baryshnikova)	1					1	2
84	Buryak N.E. (NikolayBuryak)	1					1	2
85	Kozha (araisan)	1					1	2
86	Panfilov I.A. (BakaLover)	1					1	2
87	Malinchik K.D. (Skaipia)	1					1	2
88	Z (Dolto)	1					1	2
89	Alekseev A.S. (Andser)	1					1	2
90	Schegol' Yu. (JulyaSchegol)	1					1	2
91	Natal'ya (Natali_D)	1					1	2
92	Ksiks K. (Ksyuksiks)	1					1	2
93	Iva E.A. (PlatinumKub10)	1					1	2
94	Ivanov N. (nick8998)	1					1	2
95	Irina (Emberlaki_79)	2					1	1
96	Petrukhin M.A. (DidicitDiscere)	2					1	1
97	Bondarenko E. (ad_Astra)	1					ban	ban
98	Erykalin P. (Lavorit)	1					1	1
99	Nikonov (Enevir)	1					1	1
100	Shalabaev R. (wiki_rus)	1					1	1
101	shikiraii (shikiraii)	1					1	1
102	Podushkina K.A. (krisssss)	1					1	1
103	Glushkov N.A. (NikitaGlu)	1					1	1
104	P I.*. (IrinaPetr)	15
105	Safronov P.A. (Paulus73)	8
106	Krasovskij E.A. (pegoopik)	3
107	joskiy (joskiy1)	3
108	Beloborodova S.A. (belosofia)	3					ban	ban
109	T A.-. (anton-tt)	3
110	Po V.A. (Salatik1)	2
111	Smith (tibacityblues)	2
112	Shershnev S.S. (abaron)	2
113	Volkov I.A. (Il'yaVolk)	2
114	Wooster (Nick Bucklow)	2
115	Sarkis'yan G. (gennadi_s)	2
116	Anesyan A.A. (Ara23)	2
117	Aleshina K.A. (kira18126)	2
118	Titov A.-. (ant_tt)	2
119	Rodionova I.V. (irina_rodionova)	2
120	Nikonova (DaNikonova)	2
121	kartoev (umarkv)	2
122	Smekhov E.B. (FlyCharon)	2
123	zhadyrassynov A.Z. (aza2344)	2
124	Nym P.N. (Xenor)	2
125	Kuz'mina E.V. (Fiction)	1
126	Arellano C. (karkazz)	1
127	Ignat'ev A. (iam1neo)	1
128	Karakcheev E.S. (DjonBrain)	1
129	Abdulmanapov A. (Dvarik)	1
130	Aleksandrov A.A. (aleksandrov)	1
131	Ivanov I.G. (IvanovIG-79)	1
132	Boozer C. (CelticBoozer)	1
133	asd M.N. (qubiq1337)	1
134	v V.V. (zhdnd)	1
135	FAHIM F.U. (fahim68)	1
136	Semibratov I.P. (i7bro)	1					ban	ban
137	Tapdigov A. (emanat-1)	1
138	Ovcharenko A.A. (Andrey_111333)	1
139	Zhukov S. (to66y)	1
140	Lazarev D. (Scrollcer)	1
141	Denisov D.V. (dvdenisov)	1
142	Zhilan B.R. (God_is_Given)	1
143	Man'ko A. (Archur)	1
144	Chernenko S.R. (1thespecialone)	1
145	Fedorova V.N. (verun)	1					ban	ban
146	Sabueva M. (masic86)	1
147	Pogoretskaya P. (triangle_)	1
148	123zed 1.1. (123zedc)	1
149	Kovalenko A.A. (Andrey86_)	1
150	s (s2a)	1
151	Romanov I. ([D]ALA$)	1
152	Matyushin (vasivas)	1
153	Zakharov (fortcla)	1
154	Tarasova E.V. (Lenka penka)	1
155	Au I.N. (Irina Tru)	1
156	Makhneva M.Yu. (mariyamuy)	1
157	Nazarov S.E. (Volobuev)	1
158	Reznichuk K.I. (Deancage)	1
159	Skokov B.S. (leks$$)	1
160	Baldin A.A. (tvoi_do_dir)	1
161	noName (Nika2345)	1					ban	ban
162	M E.V. (__Elmira__)	1
163	Grigorev P. (Graig)	1
164	Klyavlin V.S. (laliawe)	1
165	Tsirkun S.N. (internTsirkun)	1
166	Konon (Kenen)	1
167	Odegov A.I. (KovroLitik)	1
168	R. (Wra1th)	1
169	Saranchin M.S. (torvalds72)	1
170	Belyaev I. (theneverwhere)	1
171	Rusakova A.A. (AllaR)	1					ban	ban
172	Gavrishev D. (DedYShKa_SQL)	1
173	Komov S.M. (Komov S. M.)	1
174	Novikov E. (ikwwsq)	1
175	Khakimov B.S. (0511)	1
176	Lysykh V.K. (Usilitel')	1
177	Romanov E.D. (megakiller221105)	1
178	Elmanov A.I. (reynaldw)	1
179	Kostychev A.Yu. (sinchrofazatron)	1
180	Boronbaev D. (senpaidias7)	1
181	Kotovsky E. (Xukku)	1
182	Dashiev K.B. (kentaro22)	1
183	Sokolov N.S. (lomowg)	1
184	Rebovskij (x-lerasim13)	1
185	Smith (Aeterne)	1
186	Romanova K.M. (kir_kat)	1					ban	ban
187	Odnokurtsev (AlFochino)	1
188	Black M. (qwe132)	1
189	Kurenkov (Saron)	1
190	Belov V.A. (scraggyman_73)	1
191	Pyatkova Yu.V. (Yuksik)	1
192	Eskuelin (Fineamer)	1
193	Kad V.Y. (s108)	1
194	Andreeva (TA2026)	1
195	Tarasova A.L. (Porosya)	1
196	Zakharov (Ave_Asuka)	1
197	Desyatkov A.A. (Devastated666)	1
198	Petrov D.A. (Ast1mel)	1					ban	ban
199	Tsyrenov A.B. (adam smith)	1
200	Sergeev I.A. (skorodum)	1
201	Krasikova A. (Scorpio91)	1
202	Gosteva P.D. (Gosteva Polina)	1
203	Bazarov (violonchel)	1
204	Anisimov I.A. (kefir67)	1
205	rasokova (roitiuser1_)	1					ban	ban
206	Serdyuchenko E.Yu. (eserdyuchenko)	1					ban	ban
207	Il'in I.N. (Igor_Il)	1
208	Rakhman Zh.B. (Jamaica99)	1
209	DanvFox12 D.F. (DanvFox)	1
210	Vittman M. (DarkWatcher)	1
211	Nazarov (Neislaw)	1
212	Shirochenko D.S. (Shiko_DS)	1
213	Anonov (m0n0warg)	1
214	Shishkina (Titanozavr)	1
215	Korkunova K.V. (shpilka_ml)	1
216	Temirgali N.K. (NurTem)	1
217	Yushina Yu.K. (YuliyaYushina)	1
218	Mazanov (APMazanov)	1
219	Fetisova D. (FDiana)	1
220	Bejshenov (su3r3n)	1
221	Lavrova S.V. (labrowa01)	1
222	Gus A.M. (yu1kkken)	1
223	Avkhadeeva A.R. (Malinka_tim)	1
224	Dement'ev V.E. (Ferocid)	1
225	Mozhaeva D.V. (DianaSolSky)	1
226	Gadzhiev A.S. (alexgad)	1
227	Yudicheva (romashka_2026)	1
228	Maschenko A. (MaschenkoAN)	1
229	Kazakova (auburnjay)	1
230	Ivanov (bob333)	1
231	Olegov G.G. (baban24)	1
232	Kartamyshev D.V. (DmKart)	1
233	Aksenov D.A. (ak5eda)	1
234	Lazareva M.D. (Marmaras)	1
235	Destroyer (Destroyer3000)	1
236	Semenova (Nuzhnova)	1
237	Mirzakaeva (nurik_murmish)	1
238	Zvereva M.M. (maria.zvr)	1
239	Lagutenko A.A. (lag-aa)	1
240	Al. (halibros)	1
241	Tsvetkova A. (anvtsv)	1
242	Babayan A. (Artur.4443)	1
243	Polupan (ALINAPLP)	1
244	Unregistered	27

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