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April 17, 14:16 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	Nazarova V.K. (varya_nazarova)	1			16	19	ban	ban
2	FG A. (StasyaSP)	1			6	8	2	2
3	Volkova M.V. (Marie_Kova)	1			5	6
4	Odnokurtsev (AlFochino)	4	2	95		3
5	DO R.M. (danchikPi)	1	1	23		3
6	Klyavlina V.S. (mc_flurrry)	1			3	3	8	10
7	Vasev A.V. (Vasev_Aleksey)	1	1	34		2
8	Kislekov A.M. (Panzerkampfwagen)	1	1	24		2
9	Gorbunov M.S. (gms)	1	1	19		1
10	Potemkin (Yazon_79)	1	1	-16		1
11	Nikolaev A.N. (n1kolaevs)	1					13	30
12	Safonov (pupupum)	1					15	26
13	Yagudin (PLink1)	2					15	21
14	vb G.G. (ALIjj)	2					ban	ban
15	Rzaev (tgrnk)	2					10	15
16	Bochkareva A.A. (Fra1n)	3					11	14
17	Akhmel'zyanov D.Z. (Damirich174)	1					10	13
18	Alekseeva A.V. (Konfetka585)	1					8	13
19	Askhat B.O. (Shag-Foal)	1					9	12
20	Kil'ka (lazzzarev)	1					9	11
21	Yakubaeva A.V. (YakaY)	3					8	11
22	weq Q.Q. (leoboss)	2					8	11
23	Serdyuchenko E.Yu. (eserdyuchenko)	1					7	11
24	INikolaev I.M. (Ivan28429)	1					8	10
25	Glukhov A.E. (Bobik322)	1					7	10
26	musaliev B.B. (mbpride)	2					6	10
27	Kostylev (bobirechek)	1					7	9
28	Bubin (Prokrastinator Andre)	1					7	9
29	Orlov D. (MulTTiK)	1					7	9
30	Boeva O.M. (olga_boeva77)	1					6	9
31	Zhavoronkina M. (maria zh)	1					6	9
32	Skald (RussellSk)	1					5	9
33	Myagkova M. (myagkovam)	1					8	8
34	Malkova E.I. (Lacher1)	2					7	8
35	Nurbaev V.V. (Ulanovka)	1					5	8
36	Efimov V. (YOLMMi)	1					7	7
37	Baral S.S. (dakudaddy)	3					6	7
38	Safronov A.S. (Gogen)	1					6	7
39	kashirina K.S. (ammme)	2					5	7
40	Cidoruk M.A. (Marika2507)	1					5	7
41	Krylova D.A. (krylovada)	1					5	7
42	Klimachev L.S. (12345norm)	1					5	7
43	Yusubov I.N. (IsaYusubov)	1					4	7
44	Kolesnikov A.E. (Ellety)	1					6	6
45	Kukshinov D.S. (DanFort1)	2					5	6
46	Chernyshev A.D. (MakedonskijTsar'IBog)	1					5	6
47	Gabdullina (kharkovskaya)	1					4	6
48	T (aksined888)	1					4	6
49	Maslov N.O. (Nikita_Volgograd)	1					4	6
50	Shitsyn T.A. (Yota611.)	1					4	6
51	Lobanova M.L. (lobanovamariya)	1					3	6
52	Shnar A.M. (Al1405)	1					3	6
53	Andreev D.I. (Rusinov Aleksej Mak)	1					5	5
54	Khrupkin V.S. (CordloPerdlo)	1					5	5
55	Familiya I.O. (Aura0)	1					5	5
56	Inanova N. (NaydenaGinger)	1					4	5
57	Konstantinov -.-. (vasya132123)	1					3	5
58	Tajgina A.R. (Tayone)	1					3	5
59	Vladimir (Vovzes)	2					4	4
60	Manasyan V.A. (Vika543)	2					4	4
61	Boldov (LilyaEpitet)	2					4	4
62	adasdasdw (kololkikfon)	1					4	4
63	Alekseev A.S. (Andser)	1					3	4
64	Yushina A.N. (Student63)	1					3	4
65	Batashova S. (sbatashova)	1					3	4
66	Vasil'ev (GudiniMoonlight)	1					3	4
67	Almazova N. (nurkyial)	1					2	4
68	Afanas'ev V.A. (AVA_13)	1					2	4
69	Lyal'kova I.S. (Davydova)	1					2	4
70	Vasyukova V.I. (wwwowww)	1					2	4
71	Klepikov A. (AntonKlepikauu)	1					2	4
72	Bocharova V.E. (Malvisa)	1					2	4
73	Miroshkina (Miroshka)	1					3	3
74	abakumova S.I. (abaqmova)	1					2	3
75	Mikaya (Gio9248)	1					2	3
76	Gorokh U.R. (uly5465212)	1					2	3
77	Novitskaya (Katinn)	1					ban	ban
78	Mamelin D.A. (REDLESS)	1					1	3
79	Panicheva V.D. (_Vika_)	1					2	2
80	koma K.K. (koma/aaa)	1					2	2
81	Fedorov (manul115)	1					2	2
82	Teterin R.V. (virast)	2					1	2
83	Bogatyrev N.V. (BNV2873)	2					1	2
84	Salazar (Mirazuz)	2					ban	ban
85	Bar N. (19_Nikol@y91)	2					1	2
86	Petrov N.V. (Nick21)	1					1	2
87	Pozdeeva M.A. (mashapozdeeva)	1					1	2
88	Ivanov I.I. (sql_svinger_double_finger)	1					1	2
89	Popov D. (linklib.web)	1					1	2
90	Kor (girlwithdata)	1					1	2
91	Islom M. (fr0stman)	1					ban	ban
92	Nikolaeva M.Yu. (mrooozzz)	1					1	2
93	Markova T. (Tata2211)	1					1	2
94	kir V.U. (Linay11)	1					1	2
95	Marlow J.J. (joe65536)	1					1	2
96	Nosonov M. (Magne)	1					1	2
97	Zadonskaya E. (zundens)	2					1	1
98	Sokolov S.V. (Madest)	1					1	1
99	1 V.1. (WZell)	1					1	1
100	Kudryavtsev V.P. (Kudryaxd)	1					1	1
101	Afanas'eva D. (lskmgjoisljkgdf)	1					1	1
102	Mad'yarov (Ndrix)	1					1	1
103	Plavskikh (Aaap)	1					1	1
104	Shablinskiy M. (puqupu)	1					1	1
105	Pichkalyova M.A. (Maria____17)	1					ban	ban
106	Shutova P.A. (iolin)	1					1	1
107	Rusinov A.M. (AXTR)	1					1	1
108	Vlasova (LilSvin)	1					1	1
109	Mulyukina A.R. (carolinaredeyes)	1					1	1
110	Efanova S. (kitsuneho)	1					1	1
111	Koptel'tsev V. (selber)	3
112	Z A.I. (kindafaekQA)	3
113	Baskal (Bairal)	3
114	Sil'van (silvr)	2
115	Sergachev A. (SDAndrew)	2
116	Turbabin A.I. (Yanissaari)	2
117	Gusev A.O. (NowOrNever)	2
118	Podgajnyj V.I. (Stalkon117)	2
119	Disyun K.E. (OkLexi)	2
120	Shvetsov D.Sh. (DanechekSw)	2					ban	ban
121	Zhidkikh I.A. (Ivan.Zhid197)	2
122	Shakirova Zh.E. (Akinoame1)	2
123	Qodirova S.O. (Eurus)	2
124	Tereschenko M.Yu. (MishaaT)	2
125	Bondarchuk V. (Bonikrus)	2
126	Odintsov K. (Odintsov)	2
127	Kurochkin P.A. (qwrqwr)	1
128	Pastukhova Yu.G. (yulianka)	1
129	Levchenko F.V. (-=Lion=-)	1
130	Polyakov V.M. (rock_4)	1
131	Sigankov V.I. (vasilyvanc)	1
132	Petrov (Steamboat)	1
133	Sibirkin Yu.P. (ReturnToVictory)	1
134	Abdulmanapov A. (Dvarik)	1
135	Sobolevskaya V.A. (axfomoss)	1
136	yakov (yakov19961)	1
137	Varganov (Varganovk)	1
138	K L. (leonoid)	1
139	Krivchun D.S. (Den2i)	1
140	Abilkasimov I. (Pythonbek)	1
141	Sergey (Floony.by)	1
142	Sel'dereev A.T. (ironduck)	1
143	Lipov D.A. (lip_da)	1
144	GOLTSOV D. (sql-learner21)	1
145	Malykhin A.E. (Katakuri)	1
146	Kedrin V.S. (SibViking)	1
147	Vdovin S. (Rujan)	1
148	Bogorad M.D. (maksimBd1)	1					ban	ban
149	azunai (Azun4i)	1
150	Idrisov M. (Marik_80)	1
151	Ponizovkina A.I. (wolfyrose)	1
152	Shikov V. (Viktor_TG)	1
153	Loginov S. (loginov_sql)	1
154	nektov (Nekto95)	1
155	Sarkis'yan G. (gennadi_s)	1
156	Belousov D.I. (DmitriyB31)	1
157	Gretskikh M.S. (Greckih)	1
158	Sokolov (zelenogrodov)	1
159	Wilkinson (Thomas_Wilk)	1
160	Odegov A.I. (KovroLitik)	1
161	R. (Wra1th)	1
162	mivanov M.D. (it.annnnnnn)	1
163	- (hasturabyss)	1
164	Stepanov (LexFrom)	1
165	Doroshevich A.R. (Alexei2019)	1
166	Shevyrev R. (shev10)	1
167	Komov S.M. (Komov S. M.)	1					ban	ban
168	Alek (litvin001)	1
169	Lysykh V.K. (Usilitel')	1
170	TVE (Khozyain)	1
171	Skoigor (poehali)	1
172	Gazizov (garif52)	1
173	Mityulin A. (Andrey_Mi)	1
174	Borodin V.A. (Ludoman)	1
175	M (DanilM2304)	1
176	Sal'nikova A.A. (Selena123)	1
177	Denisov N.A. (colorized!)	1
178	Eugene (home_head)	1
179	Konovalov (JustUty1)	1
180	kotikov (airat_kt)	1
181	Pan'shina A.G. (AlexashaKim)	1
182	Matytsina (Vetra)	1					ban	ban
183	Bykov (DK1717)	1
184	Altynbaev T.A. (14KARAT-prog)	1
185	D V. (DlytexKtoPoidetSledom)	1
186	Parshukova (qwq3434)	1
187	Soryu A.L. (RemiliaScarlet3)	1
188	Musaeva S. (Saidochka)	1
189	Tukeshev U.K. (Ulan Tukeshev)	1
190	Lekomtsev (Teck-)	1
191	good_guy (borisiuk_sql_13)	1
192	Pribluda A.V. (anti-tank_hedgehog)	1
193	No (TenG0)	1
194	Polosina (Anastaiia)	1
195	Gamova E. (Ekaterina_gam)	1
196	Tarabukin (Markit125)	1
197	Z Y. (YERL)	1
198	Nesterov A.M. (MrmeEnoq3)	1
199	Markov M.M. (Kul'minatsiya)	1
200	Bogacheva (olllb)	1
201	Shevtsov V.D. (shevablash)	1
202	de sad D. (darius de sad)	1
203	Natarova (EvaNat)	1
204	Bayazitov A. (teenromance)	1
205	Khrisanov A. (TeXHuK_21)	1
206	Asadullin (Gaborik)	1
207	ismailov I. (spectra)	1
208	Vinnikov I. (Ivan_Vinn)	1
209	Unregistered	24

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