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April 12, 22:25 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	Gusev A.O. (NowOrNever)	6	2	59		5
2	Sil'van (silvr)	3	2	58		5
3	M (DanilM2304)	3	3	31		4
4	Vinogradova S.M. (Tigra1)	1	1	24		2
5	Lavrent'eva E.A. (Katya_!)	3					24	38
6	Kolesnikov S.O. (bulbasaurus)	1					13	33
7	Shironina A.A. (anya shironina)	1					ban	ban
8	Kharina E.S. (katuhhr)	2					ban	ban
9	Inchworm (Inchworm123)	1					15	25
10	Svinaryov I.V. (kultyapka)	1					15	24
11	Sibejkin I.A. (POIUYTHEHAPPY)	1					15	24
12	Gordeeva (Lera_zzz/)	1					15	23
13	Fakiev D.Z. (ysnl)	2					15	20
14	Kiselev E.D. (egor_lok1e)	1					15	20
15	C (Qwgin)	1					15	19
16	Klyavlina V.S. (mc_flurrry)	1					12	19
17	Koyusheva D.V. (kodava)	9					15	18
18	Vanov I.V. (VanVanov)	2					ban	ban
19	Arro A.A. (Yialo)	2					10	17
20	--- (lockjaw556)	2					13	16
21	Boban (homyak_dzungarik)	1					9	15
22	Krylov (sergey_realm18)	2					7	14
23	Khoroshun (rutre1der)	3					10	13
24	Khvischuk B.V. (23418)	2					10	13
25	anosova A.A. (wwew)	1					10	13
26	Filippova K.S. (rogedeerk)	1					10	13
27	Antonova S. (Kieve)	1					9	12
28	Slugin E.E. (rawelaw)	1					6	12
29	Tahsin S.M. (Syed Mohaiminul Hoque)	1					ban	ban
30	Scherbakov K. (Kirill_1987)	1					8	11
31	Belozyorskaya V.A. (tori_belozerskaya)	3					7	10
32	Kitchenko V.I. (Veronika18)	2					7	9
33	Fyodorova K.A. (KarinaFedorova)	1					7	9
34	Afonina (lizochka8)	1					7	9
35	Malyutina M.A. (maliytina_marina)	1					7	9
36	Monastyrskij I.V. (IvansqlTrainee)	1					7	9
37	Zubenko M.P. (Komp'yuternyj genij)	1					7	9
38	Schevinskij D. (Arkhitvarius)	2					6	9
39	Vasyakova O.N. (Olga&Olga)	2					5	9
40	Kuchuk (Uchukak Namor)	1					5	9
41	Belikov A.M. (4l3ks3y)	1					7	8
42	Rezenov A.A. (WayneFarell)	1					6	8
43	Korzhova A.D. (korzh2005)	1					5	8
44	Feodoridi D. (Dmitrij F.)	1					5	8
45	Lantukh (elili)	1					6	7
46	Peresetskaya S.A. (sssofi)	1					4	7
47	Dashkin K.A. (KirTheCreator)	1					4	7
48	Domnich N.V. (domna)	2					5	6
49	Tsatsulin M.A. (enigma35712)	2					4	6
50	Smirnov A.I. (zhsunchang)	1					4	6
51	Familiya (sbtk)	1					3	6
52	--- (deminiro)	1					3	6
53	Zaitsev O.V. (Ziken)	1					5	5
54	Lashtabov M.B. (AstroBoomie)	1					5	5
55	Zubina A. (elen.)	2					ban	ban
56	Ulybin (tanderug)	1					3	5
57	Bydantsev A.V. (Nova10)	1					3	5
58	Kaliuzhnaya E. (Ella07_85)	1					3	5
59	1 (Archontos)	1					3	5
60	Ivanova (nahi1)	1					3	5
61	Rzaev (tgrnk)	1					3	5
62	Ivanova (Plaksa_GMK)	1					4	4
63	Biv (BIV99)	1					3	4
64	Ivanov I.I. (pasta123!@#)	4					2	4
65	NETU N.N. (qwefwefwefwefwe)	2					ban	ban
66	Shishkin (Danil_Sh)	1					2	4
67	Akhmetov (StrikerOk13)	1					2	4
68	Kolbin K.P. (dorothee22)	1					ban	ban
69	Desolejshn Kh. (charvelds)	1					2	4
70	Malinovskij A.A. (Plejbojlilsanych)	1					3	3
71	Nurbaev V.V. (Ulanovka)	1					3	3
72	Gucci D.I. (LilMagwaY)	1					3	3
73	Northern D. (muzhbulochkin)	2					2	3
74	Miller (mokos)	2					2	3
75	Ganichev A.V. (anblood)	1					2	3
76	Musaeva S. (Saidochka)	1					2	3
77	Fazliev R.S. (Rusla-1984)	2					2	2
78	Mamedov (gidMAD)	1					2	2
79	Skvortsova (Starlin9)	1					2	2
80	Yakovleva T.O. (mala zeleni garoschkof')	1					2	2
81	Shikov A. (Dante077)	1					2	2
82	Artemenkov P. (39525D)	2					1	2
83	Ivanov (Tiffanius)	1					ban	ban
84	Kolobin N.S. (gerod0t)	1					1	2
85	Shvetsov D.Sh. (DanechekSw)	1					1	2
86	Utkin S.A. (Aethel)	1					1	2
87	Rospel M. (matthewrospel)	1					1	2
88	Yasdam E. (Gde-to)	1					1	2
89	Bolotnikov T. (sladkiyy)	1					1	2
90	nurtazin B.G. (trnmnstr)	1					1	2
91	Efremov I.M. (Efrem_gercules)	1					1	2
92	m maav I.I. (mmmal)	1					1	2
93	Korolev R.V. (zouker)	2					1	1
94	Ustimenko (brat2alek)	2					1	1
95	Krasnoschekov A.I. (capt-green)	2					1	1
96	Rozhkova V.V. (vita_aprel)	1					1	1
97	Turski I. (Igor525)	1					1	1
98	Popov D. (linklib.web)	1					1	1
99	Smirnov M.V. (Qwerty_sql)	1					1	1
100	Kolesov S.B. (Kolesov Stepan)	1					1	1
101	Ivan (ghosty_an)	1					1	1
102	Gul'tyaev A.A. (Maridats)	1					1	1
103	Kosik Yu.Yu. (Julikoos2002)	1					1	1
104	Evdokimenko I.S. (lolKekAZAZA)	1					1	1
105	Kurochkin P.A. (qwrqwr)	4
106	Sarkis'yan G. (gennadi_s)	4
107	Koptel'tsev V. (selber)	2
108	Zamotajlo A.A. (Zamelo)	2
109	Karpov I.E. (Karpov_Igor)	2					ban	ban
110	Komov S.M. (Komov S. M.)	2					ban	ban
111	Agafonov N.E. (povelitelstrekoz)	2
112	jhcw .W. (fyvwekjcb)	2
113	Mok (sashamok)	2
114	Popov (GennadiyPI2)	2
115	yvpayp Y. (InWhitePrime)	2
116	Toleubay S.T. (sandugash Toleubay)	2
117	B (Evgeny_aey)	2
118	Terekhova (Diksit)	2
119	Kurogane (oikage7)	2
120	Baldina A.R. (morfa)	2
121	Merlyan (Irmo)	1					ban	ban
122	Makarov I.A. (_Bkmz_)	1
123	svit L. (svip)	1
124	Bajdaev D.A. (Dagva)	1
125	Lazareva E. (lea_22)	1
126	Petrov (Steamboat)	1
127	Burmistrov M. (ndawn)	1
128	Sizova Yu.A. (JulliS)	1
129	Smith (tibacityblues)	1
130	Rogozin A.A. (Rogozin_Artem)	1
131	Yakovleva A.I. (annanovi)	1
132	Suhorukov M.S. (mr.Monk)	1
133	Burkevich D.V. (gonzorave)	1
134	Komarov A.N. (Shveda Saulya)	1
135	Ivanov A. (Artem3412)	1
136	Statsenko V.O. (ValerDOS1x)	1
137	Rajkov G.S. (Griray)	1
138	Voronina K.M. (Kseniav_v)	1
139	Ajsin E.I. (Edward_AI)	1
140	Poperechnyi (kyoshimitsu)	1
141	Bredikhin M. (maxim_bredikhin)	1
142	Karapenko (IDK8475)	1
143	Tinov A.S. (Tinov_master)	1
144	Askhabov M.Kh. (Askhabov M.Kh)	1
145	Antonov A.A. (danarieel)	1
146	Strukov (StrukovSA)	1
147	Yakovlev (sorry_lapk)	1
148	Kurzybova Ya.V. (YaLaksmi)	1
149	Ivanov I.I. (sql_svinger_double_finger)	1
150	Bondar' Yu.I. (abduro)	1
151	Divnin D.V. (Danil8881@)	1					ban	ban
152	Baskal (Bairal)	1
153	Volkov A.A. (volart74)	1
154	Kalinina D.D. (lanli)	1
155	Wilkinson (Thomas_Wilk)	1
156	Zubenko M.P. (mdrxv*)	1
157	Golovkin I.A. (GHOST2508)	1
158	Gvozdev M.V. (Deadx)	1
159	Odegov A.I. (KovroLitik)	1
160	R. (Wra1th)	1
161	Konovalova (nastia90709a)	1
162	Yakshin R.V. (Qewie)	1
163	Alek (litvin001)	1
164	Yashina O.I. (olik6699)	1
165	Lysykh V.K. (Usilitel')	1
166	Gribachev (Nikitylllka)	1
167	Khusainova K. (emergreq)	1
168	Poltorzhitskij I.Yu. (bitemake)	1
169	Putin D.B. (Putin_Donald_Bush)	1
170	Atkin (Avyach)	1
171	Bozhkov A.B. (Art108)	1
172	Aleksandrov K. (jameskod007)	1
173	Minakova D.A. (darya_mn)	1
174	Odnokurtsev (AlFochino)	1
175	Pradhan R. (@rohit)	1
176	Baranova V.A. (Test081)	1
177	Andreeva (TA2026)	1
178	Ermakov A.S. (Mr.Ermak)	1
179	peepoo P.P. (woofie)	1
180	Bashenina O. (LucidLynx)	1
181	Rogachev L. (leonid19101110)	1
182	Fokin Yu.R. (fokkamazeweru)	1					ban	ban
183	Odintsov I.A. (PlayFulBear1337)	1
184	Ibo K. (Kemchik)	1
185	Shafiev D. (Damir_Shafiev)	1
186	Konstantinov -.-. (vasya132123)	1
187	Baktiyar D. (1ndi1i)	1					ban	ban
188	Iklymova (Larka888)	1
189	Vasechko K.Ya. (Memnik)	1
190	Titkov D.M. (cans1zz)	1
191	K F. (123haipovayaplesen)	1					ban	ban
192	Abrikosov (mikhail2281337)	1
193	Lit M.A. (Meshkere00)	1
194	Lenin (Mamyumyu)	1
195	Bystrov F. (FEDORBYST3445)	1
196	Averin T.D. (SanatiAT003)	1
197	Rakitin V.S. (am6itionz)	1
198	Timirbaev T.I. (fkfjdkso)	1
199	Akhter E. (anthonymic)	1
200	Kachalin Yu. (Kach2026)	1
201	Shidakov I. (RealSigma1)	1
202	Kirillova I.N. (Irinairina91)	1
203	Kuzmin A.I. (alexeyjopa)	1
204	Kazymov Ya. (yarik1750)	1
205	ayush A.P. (master_pal)	1
206	Lyaddi N. (mrprince)	1
207	Savost'yanova (Najami)	1
208	Vasil'ev D.E. (zero2zero)	1
209	Tatarinets M.V. (Eskalis)	1
210	Kot N. (kot9cash)	1
211	Unregistered	30

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