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February 01, 16:03 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	Safronov P.A. (Paulus73)	1			6	7
2	Turgali N.K. (nurayo)	3	2	2		3
3	Dron D.D. (Dron1234)	1			2	2
4	Musl A. (hammep)	1					ban	ban
5	Kanabek E.M. (elducki)	1					12	21
6	Kir (yellowDuck)	1					11	19
7	Timuruly D. (ddaryn)	1					15	18
8	Fomina A. (Alisiya.one)	1					13	18
9	Sigankov V.I. (vasilyvanc)	1					7	18
10	Amir (Letede_HIts)	1					14	17
11	Erbatyr A.E. (aigerim1406)	1					10	17
12	Belyj (kurrrrraga)	1					10	17
13	Logushkin (mali_adreno)	1					9	15
14	Bogomolov V.I. (BVladis)	1					8	13
15	Butaev M. (MBY0826)	2					9	12
16	Kuznetsov E.M. (Chtotakoe)	1					9	12
17	Akhmedzianov R. (rus_yanovv)	1					7	12
18	Mingaleev (MinVladimir777)	2					8	11
19	Akopyan (WizardQM)	1					8	11
20	Shaju A. (Aditya18)	1					6	11
21	Atlasova P.Ts. (Poly_21)	1					6	11
22	Kozybay N.N. (MojiOcean)	2					8	9
23	Sidorenko (Junior_Explorer)	1					5	9
24	Timerkhanova (Muza12)	1					7	8
25	kkk K.K. (Yulya123352)	1					7	8
26	Yerlanuly A. (Moon077)	2					5	8
27	Sokirka (AhernarVega)	1					4	8
28	Petrova E. (alenakrapiva)	1					6	7
29	tongut B. (m3rl1n1)	1					6	7
30	Novikov N. (nnovi)	1					4	7
31	Saipov S.M. (Saidbek)	1					4	7
32	roschin I.-. (ownzjkee)	1					ban	ban
33	Verendeev R.M. (r.verendeev.m)	1					4	7
34	Makarov (mkrvaleks)	1					6	6
35	Zolotarev (Yura Zolotarev)	3					3	6
36	medvedeva A.E. (alisa12345)	3					5	5
37	Kiselyov V.O. (alohavladimir)	2					5	5
38	Krasnolobov A.A. (supporter1101)	1					5	5
39	Tulenov N.K. (NuleN)	1					4	5
40	Ismagilov I.R. (PlayKis)	1					3	5
41	Toast (JeremyUnknowny)	1					4	4
42	Iroshnikov (azwsdq)	1					4	4
43	Talipov (trancer_9)	1					2	4
44	Kozlov (K-yuriy)	1					2	4
45	poli (poli87)	1					2	4
46	Nurdaulet (Nurdaulettt)	1					2	4
47	Livshits (@Valeriy)	2					1	4
48	Rokade H.M. (Harsha_27)	2					3	3
49	Zelenchenkov (Raminar)	2					3	3
50	Pokhabych S. (alex_nn_78)	1					3	3
51	Zholdasbaj K.M. (proxymocentavra7852)	1					3	3
52	Vlasov (kirill181992)	1					3	3
53	Timofeev D.A. (Timofeev Dmitrij)	2					2	3
54	Bulatova A.A. (ayabul)	1					2	3
55	Tishkin A.S. (Askquf)	1					1	3
56	Didenko K.A. (Karkus4a)	2					ban	ban
57	Kistanov M. (skull887)	2					2	2
58	Matsakyan A. (matsakyan)	1					2	2
59	Golovanova (stacie)	1					2	2
60	Kanat R.E. (Asylym)	1					2	2
61	Lemesh E.A. (Xandle_vy)	1					ban	ban
62	Shubin (shubindi)	1					2	2
63	Zhelezkin (Chein)	1					2	2
64	Kubyshkin R.V. (Rm.kubyshkin)	2					1	2
65	Vorob'ev (Ivor1984)	1					1	2
66	Kolomin A. (valanchik)	1					ban	ban
67	Gusev A.O. (NowOrNever)	1					1	2
68	Eremina A.V. (Arcanum)	1					1	2
69	Deulin I.A. (Greyhan)	1					1	2
70	Kolesov S.B. (Kolesov Stepan)	1					1	2
71	Sejpish N.A. (Nonanurs)	1					1	2
72	Zholdigaliev (S1ko)	1					1	2
73	Max B.T. (eras444)	1					1	2
74	Btyschev A. (badebum)	1					1	2
75	Kolobovnikov B.R. (bodyan42)	1					1	2
76	Sukhinin A.N. (s_a_n)	1					1	2
77	Bogdanov D.S. (M0n0br0v)	2					1	1
78	Mussakaev K.S. (mussakaev123)	2					1	1
79	Pryakhin E. (SQL-starter)	1					1	1
80	Bueva A.V. (yeeen)	1					1	1
81	Elmurzaev D.A. (denichech1)	1					1	1
82	Khripachev S.D. (raskad)	1					1	1
83	Maratkhan A.Sh. (maratkhan_abylai_)	1					1	1
84	Kalininskij M. (flammingpython)	1					1	1
85	Solov'ev A.G. (darkslay)	1					1	1
86	Khakimzhanov F. (Fara040)	1					1	1
87	Balyakina I.A. (Irina0310)	1					1	1
88	Gupalova J. (Julia Gupalova)	1					1	1
89	Vdovin S. (Rujan)	3
90	Novikov S.V. (@Ser589QA)	3
91	Petrov Y. (YuriPetrov)	2
92	Zykov A.V. (alex1974)	2
93	Lakalov D. (Meilleur_NG)	2
94	Razdolbaev (Raz_dolbai)	2
95	Pilin (SAP)	2
96	Serebrov Y.Y. (Eugene_Ser)	2
97	Odegov A.I. (KovroLitik)	2
98	Komov S.M. (Komov S. M.)	2					ban	ban
99	Galiakhmetov N.A. (Galiakhmetov)	2
100	kusymbaev A.T. (Alankus667)	2
101	Bzhiskij (Meirr)	2
102	Padalkin N.A. (anc1deshka)	2
103	Chitanov D.G. (ATOM_nics)	2
104	Koptel'tsev V. (selber)	1
105	Plast P.P. (Plast55)	1
106	Novikov (akka2014)	1
107	Dementiev D. (demen_d)	1
108	Kirillov (Mikhail20111978)	1
109	Belov A. (Sangana)	1
110	Gavrilov M.I. (altmax)	1
111	Begmatov (kamron)	1
112	ya (futuarmo)	1
113	Maslova I.S. (Es'ka)	1
114	P. M. (Rinshikito)	1
115	Karedin B.I. (Bylo4KOo)	1					ban	ban
116	D'yachkov G. (GregoryD)	1
117	Andrusca V.V. (victorandrusca)	1
118	Galkin N. (nik.galkins)	1
119	Romanov R.S. (Romanov_Roman)	1
120	Solopov E.N. (Evgenij6393)	1					ban	ban
121	Poponin (vierri1)	1
122	Palasukhin D.S. (Nitrinos)	1
123	Artykbaev T.P. (artykbaevtimur)	1
124	Lutsenko V. (V_Lutsenko)	1
125	Gin'ko B. (Ghostkeel12)	1
126	Nesov (STH80)	1
127	Andrushkevich A.V. (Welychy)	1					ban	ban
128	Ryabykin M.V. (Mikhail1704)	1					ban	ban
129	Tyumin (Kamyush)	1
130	Fridman (Demetr1)	1
131	Keda (dokerr)	1
132	Platonov A. (Golden-Times)	1
133	Silkin D.A. (DanSilk)	1
134	Khalyavina M.S. (mashakhaluavina)	1					ban	ban
135	Zemskova A.B. (Pineapple_Pie)	1					ban	ban
136	Ved' M.S. (Mateuo)	1
137	Sarkis'yan G. (gennadi_s)	1
138	Sobolev (SRD_NN)	1
139	Kozhanov S.A. (domovoyplayer)	1					ban	ban
140	Abashev D.D. (d.abashev)	1					ban	ban
141	Vasil'ev (SikeY)	1
142	Khavronin A.D. (Rompaga)	1
143	Lavrentev P.A. (pashokgipnoz)	1
144	Dvornichenko E.A. (Chaika_)	1
145	R. (Wra1th)	1
146	Gil'fanov (Azattt)	1
147	Grishkevich M.I. (thethebra)	1
148	Nurgazykyzy L. (leilalo)	1
149	Phapila I.O. (unityhuinya555)	1
150	Safaralieva U.N. (queenss)	1
151	Shejko Z. (Sheiz)	1
152	Lysykh V.K. (Usilitel')	1
153	Kislyakov D.V. (EggDestroyer)	1
154	Sharshakov D.A. (marcal)	1
155	Shilovskijj S.N. (Pandagrey2711)	1
156	Kopylova A. (KOPILKA)	1
157	Gareev D. (Shori)	1
158	Afanevich E. (Ketra)	1
159	Gorbunov (LuckyDucky)	1
160	Mal'kov N.S. (Holykoly)	1
161	Sadullaev D.?. (lxxst)	1					ban	ban
162	Belyak (TheTester)	1
163	Vishnevskij D. (R@ZOR)	1
164	Resnyanskij N.S. (Nikresn)	1
165	Wowson (Einwohnerrusslands)	1
166	Zajtsev E. (zaegorrr)	1
167	chore P.P. (devil89)	1
168	Shast V. (lek321)	1
169	Ruslanov (saimond)	1
170	Serikbaev B.N. (Berikk)	1
171	Manchikanti S.P. (praneeth123)	1
172	Spitsin V.V. (Vitaly699)	1
173	fara29_2011 (Proger2200)	1
174	S R. (Rave___)	1
175	Fedyayeva A. (Adellele)	1
176	Amirkhan A.A. (Amirgo)	1
177	Kust D.A. (null_p0int3r)	1
178	Mashev A.A. (alixanmn)	1
179	n (nurakun)	1
180	Bagdasaryan A.A. (Armaand)	1
181	Manatbaev N. (Bokug1m)	1
182	Nurzhan A.M. (BosTakaro)	1
183	Nasibulin I.V. (Ivan_Nass)	1
184	Godunioff B. (BorisOGnow)	1
185	Tezikov V.A. (xonixx)	1
186	Zik (Zikk35)	1
187	readik (readylikey0u)	1
188	Kuznetsova (Liza_Lizok)	1
189	Johnson J.J. (werfgrewgfgrwe)	1
190	Polovnikov K.D. (Kirill3734)	1
191	Krasnova E. (Ekaterina 07)	1
192	Ivanov (TheSmithMode)	1
193	Malygin (Paha77)	1
194	Sergeev (palto-)	1
195	Dorozhko V.A. (kedr1999)	1
196	Yana Ya.N. (Cruletika)	1
197	Ismailov A.E. (Guddzon)	1
198	Zer A.O. (agafia)	1
199	Unregistered	30

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