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December 05, 11:58 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	CHOVULLAKANDY A. (Abinraj)	2			11	13
2	Meshalon A.A. (AnatolyTelochki2)	2			10	11	ban	ban
3	Lavkin (esch112)	1			9	9	ban	ban
4	kk (wraith_k_)	1			6	7	12	19
5	Bajdaev D.A. (Dagva)	1			3	6
6	Kravtsov K.S. (betyshaha)	1			5	5
7	Pupkin (Kikimora)	1	1	46		2
8	Vukolov A. (al.vuk)	1	1	57		2
9	Gorev N.A. (Doigram1)	1			2	2
10	M (DanilM2304)	1			1	2
11	Skokov B.S. (leks$$)	1	1	10		1
12	Britov N.S. (Nikitooshka Britov)	1					ban	ban
13	nEPRA K.A. (karka)	1					ban	ban
14	Nepravskaya K. (nepravskaya)	1					ban	ban
15	nep K.A. (karinanep)	1					ban	ban
16	Kazankin S.G. (500400)	1					10	22
17	Merangulyan R.A. (Rob___)	3					16	21
18	Dunaev K. (Scrollz)	1					10	20
19	Ozhegov S.E. (Stepan404)	1					9	14
20	Lukinich Ya.I. (yaroslavvv)	2					8	14
21	Sosna A. (Makcimovka)	1					ban	ban
22	ololosh (ololoshololo)	1					10	13
23	Annageldiyeva G. (Annageldiyeva)	1					9	13
24	Kholkina (dimayulia)	1					ban	ban
25	Evdokimov D.D. (XoxJlaHd)	2					9	12
26	Pasovets V. (kxxtriaa)	1					9	11
27	Zenov K.D. (kirillzenov)	4					7	11
28	Belyavskaya M.I. (Maria101106)	1					7	10
29	Kayanovich A. (ArtemKaMMF)	1					6	10
30	Yaroslavtsev S.P. (Hopm)	1					8	9
31	Karapetyan M. (mar.kar)	1					6	9
32	Zhukovic V.M. (XXBerrserker1)	1					6	9
33	Odnoklubov I.A. (I. Odnok)	1					6	9
34	Kalishkina E.E. (kuruttatenshi)	1					6	9
35	Rasko A.G. (ArtemRasko)	2					6	8
36	Soltan A.V. (4soul)	2					6	8
37	Polyakov Ya.A. (Pbl6OJloB)	2					5	8
38	Noskov I.S. (nskvn)	1					5	8
39	Lavrova (Huta)	1					5	7
40	Kakimash S.D. (Sayan2313124)	1					5	7
41	Inkognito (supersonicach)	3					4	7
42	Kalistratov A.A. (Proto13)	1					4	7
43	Maksimova (sbdeste)	1					ban	ban
44	Odnokurtsev (AlFochino)	2					3	7
45	Seredina (yanserlim)	1					4	6
46	Pliev A.T. (PLIEVARTHUR)	1					4	6
47	Kurtov V.A. (vak228339)	1					ban	ban
48	Petrosyan N.A. (Narek777)	4					5	5
49	Zelenko (ZeleNika)	2					5	5
50	Shevchenko A.V. (Klaymis)	3					4	5
51	Jurkoit M. (Motiejus00)	2					4	5
52	Baklanova E.S. (kotttia)	4					3	5
53	Romanko (RomankoN)	1					3	5
54	Kiryanvoa (Nicolala)	2					3	4
55	Buraevskaya A.O. (Alexandra Buraevskaya)	3					2	4
56	Hromiak (Olexiy3)	2					2	4
57	Petrov Y. (YuriPetrov)	1					2	4
58	Belyak (TheTester)	1					2	4
59	Kozlov A. (Antoa)	1					ban	ban
60	Kanunnikov (ininelines)	1					3	3
61	Kovalenok M.V. (kovalenok_m)	2					2	3
62	Suscheva K.A. (Ks1993)	2					2	3
63	Ivanov I.I. (alexLuck)	1					2	3
64	Abramov V. (Vitaminez)	1					1	3
65	Catcher (DeepLomus)	1					2	2
66	Bystryakova V.A. (PixelPioneer)	1					2	2
67	Grlnya G.G. (SailowwMoon)	1					2	2
68	Ivanov (sql-zomg)	1					2	2
69	Skubrij D.V. (skubidu)	1					2	2
70	Chernov M.V. (mishgan2021)	3					1	2
71	Zhujkov (SZhujkov)	2					1	2
72	May (rukojop_333)	2					1	2
73	Rakovskij I.A. (Rakovskiy)	1					1	2
74	Burov V.N. (exLesnick)	1					1	2
75	Orlova A.V. (Sasha520)	1					1	2
76	Velichenkov D.A. (Galotane)	1					ban	ban
77	Kondratyev G. (curlypop)	1					1	2
78	Chalov (auxiliarytrinket)	1					1	2
79	Trofimov B.A. (Bogdan228)	1					1	2
80	Nuriev M. (Max72)	1					1	2
81	atalaev (byterbrodSQL)	1					1	2
82	Sp (t0mas)	1					1	2
83	robin (vvi_sql)	1					1	2
84	Dashkevich E.S. (Eseniya2503)	2					1	1
85	Nasirova (Taira)	2					1	1
86	Markovich (L=ev)	1					1	1
87	Topin P.A. (ProkhorBane)	1					1	1
88	Gromov S.V. (iskrit)	1					1	1
89	Markelov V.V. (MV-ONLI)	1					1	1
90	Bilev D.A. (BilevDmitry)	4					ban	ban
91	Inkognit A. (superSanya)	4
92	Koptel'tsev V. (selber)	2
93	Minnekhanov V.M. (minnvildan)	2					ban	ban
94	Kurskiev R. (RuslanIng)	2
95	Lysykh V.K. (Usilitel')	2
96	T A.A. (Ali919)	2
97	Kara (Royal1V)	2					ban	ban
98	Alikulov Z.D. (Ziyovuddin_5876)	2					ban	ban
99	Artem'ev I.D. (TH3YTeLLM3)	2
100	Kazakevich (icecreamman87)	2
101	Karapetyan S.V. (Stepan777)	2
102	T-n V. (tycho_b)	2
103	Lukov D.R. (Gendalf)	1
104	Boldyrev G.V. (grif85)	1
105	Spiridonov O. (o.spiridonov)	1
106	Polyakov V.M. (rock_4)	1
107	Vinogradova S.M. (Tigra1)	1
108	Kucherov A.A. (Arahnid)	1
109	Sikrets P.S. (pavpavpav)	1
110	Deev M.A. (MaksDev)	1
111	Savinov I.N. (IkIch)	1
112	Barsukov (EsteLLL)	1
113	Kotov (Kotov E.V.)	1
114	Semenov P. (Bater)	1
115	Filetkin (Viking13)	1
116	Walker A. (Natsu)	1
117	Pakhomova T. (tanni132)	1
118	Makarova A. (JuStudent)	1					ban	ban
119	Tyumin (Kamyush)	1
120	Popov K. (Patras)	1
121	Koshman A.S. (Fennix)	1
122	Malygina M.V. (Mari17)	1
123	Glavatskikh (Dyntair)	1
124	Kamazin (PiskaKiska)	1
125	Sarkis'yan G. (gennadi_s)	1
126	Kopotilov (lptq)	1
127	Prikhod'ko P.S. (PrihodkoPolina)	1
128	Konnin M.N. (Mark K)	1					ban	ban
129	Revenko M.A. (CptDisturbed)	1
130	Munirov (mvildan)	1
131	Dolgikh V.D. (fisheryy)	1
132	Aniskovich E. (evgeniyaniskovich)	1
133	Kabarukhin K.A. (Frigar)	1					ban	ban
134	Shmelyov L.A. (Shmeliara)	1
135	R. (Wra1th)	1
136	Yas P. (MAKEMYDAY)	1
137	Mazanov (Cepnoj)	1
138	Efremov Ya.S. (Master_SQL_BIG_SMOKE)	1
139	Takhtay I. (_i11usi0n_)	1
140	Kapaev I. (Ivan1307)	1
141	Khasanov R. (Musi Pusi)	1
142	Komarov R.V. (Roman_Valerievich)	1
143	Antonenko A.A. (Tenshi_Matsuri)	1
144	Dresvyanskij E.A. (Chupik03)	1
145	Krasnov A.A. (Nutr1k)	1
146	Fatianova (learning_ninja)	1
147	Stulov A.I. (Qazwecker)	1
148	A M.A. (MichaelAwari)	1
149	Koskov A. (wasabitrue)	1
150	namrozar R. (namrozar)	1
151	Sultan A.M. (artless_)	1					ban	ban
152	Zhuravlev S.S. (loonsige)	1					ban	ban
153	Sal'nikov A.A. (Pennywise_Time)	1
154	Kerimov S.Yu. (sann)	1					ban	ban
155	Adilov A.D. (Archi777)	1
156	Krotov N.R. (KrotovNik)	1
157	Grigor'ev V.A. (varfalamey)	1					ban	ban
158	Gulyaeva K.D. (eyeuepepe)	1					ban	ban
159	A Y.A. (ya775)	1
160	Turdiev U.M. (uluk_249)	1					ban	ban
161	Khudzhanazarov O.Sh. (oleg_52)	1					ban	ban
162	Stepanova (Lectrasim)	1
163	Pudikov N.D. (psevdonim_zanyat)	1					ban	ban
164	Dubrovskaya D.D. (dubrovskayaa)	1
165	Skopin E.S. (egor_skopin)	1
166	Vejs D.S. (iploxzlox)	1					ban	ban
167	Klyuchnikov M.N. (Mikhail23isbo3)	1
168	yerko Y.Y. (yerko)	1
169	Nur1 N.N. (Nurhh)	1
170	Red M.G. (tiphereth)	1
171	PETROV S. (del2025)	1
172	Boukanov A. (AlexBk1)	1
173	Barin I.V. (HahLove)	1
174	Rakhmanov R.R. (rassa228)	1					ban	ban
175	Dr D. (DrDre222)	1
176	Lavkin L.A. (fiwbc)	1					ban	ban
177	Aleksandrova T.I. (vgik-t2000)	1
178	Lebedev V. (Lebedev_VV)	1
179	Trifonov D.I. (linshfinzors)	1
180	Koval' A.V. (BTFCHMS)	1
181	Vodyanitskij S. (Summer breeze)	1
182	Ozhiganov (mer4lf)	1
183	Kursedov N.Yu. (skale46)	1
184	B4JxqiJvfTQuhsdM (SgpLpUgv0BuHt4sW)	1
185	Arkhipova O.A. (incognito159753)	1
186	Grishanov N.G. (aofa)	1
187	Abdurazakov M.A. (loooorax)	1
188	Alipur (Cameo8)	1
189	Spassk A. (Alek$)	1
190	Akhmetova Yu.M. (Yuliyayayaya)	1
191	Rabotkin (Zuben)	1
192	Romanov (rommanovski)	1
193	Ovchinnikov K.N. (Kirill163463)	1
194	Demyanuk (Nadya 69)	1
195	Selektovna I.D. (aksiniy)	1
196	Kryukov Yu.I. (krukov)	1
197	Badiev A.Yu. (Arbud)	1
198	Unregistered	39

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