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October 03, 22:15 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	Sh S. (junopark1)	3	3	30		4
2	Shibaev (saah)	1	1	99		3
3	Vinogradova S.M. (Tigra1)	2	1	139		2
4	SHAIKH R.H. (reenadshaikh)	2			1	1	1	1
5	Makerov V.S. (VERAL0M)	1					15	29
6	Cheban D.A. (kira_52947)	1					15	27
7	Mutsalova I.Ya. (imanjii_ro)	1					15	27
8	Fomin R.I. (Romashka2006)	1					15	26
9	Plieva A.T. (amelia_pl)	1					15	26
10	Aminov Ya.E. (mayd1)	1					15	26
11	Gorbatkin D.A. (Densi23081999)	1					ban	ban
12	Sin'kovets V. (wiksme)	1					15	25
13	Valiullina K.E. (Karina289)	2					15	24
14	Ivanov D.A. (7463824)	1					ban	ban
15	Solodilova I. (ouufd)	2					15	23
16	Ivan Ch.G. (56385)	1					15	23
17	sar S.S. (dimashsaa)	1					15	22
18	Bryndin P.V. (kolazolfen)	1					10	22
19	Akhmadov M.A. (AkhmadovM)	2					15	21
20	Samojlenko S.V. (Sergij75)	2					10	20
21	Pridannikov (Prprka)	1					15	19
22	Matveeva V.S. (AKIVA95)	1					11	19
23	Lee I.T. (Warliege)	5					15	18
24	Koroleva (laba5)	2					15	18
25	Gorbatkin D.A. (Densi230808)	1					15	18
26	Karionov D.V. (Dmiitry K)	1					11	18
27	Abramova V.A. (wywern)	4					11	17
28	Stepnov I.D. (mamolub34567)	1					13	16
29	Borisova (JUBO24)	1					10	16
30	Smirnova (bum4ever)	2					9	16
31	Geogii (i_mir_2)	1					ban	ban
32	Putin G. (I_mir_3)	1					ban	ban
33	Roger G.P. (Rodarik)	1					10	14
34	Nasikhov T.R. (neefe4ka)	1					8	13
35	Radchenko R.K. (qweqfafsf)	3					9	11
36	Sapozhnikov D.Yu. (FoodLover)	1					8	11
37	Grebnev D.D. (Oilo123)	1					6	11
38	Gataullin A.Sh. (Ballist)	1					ban	ban
39	Lobanov L.L. (MbaPENNIS)	1					7	9
40	Noname N.N. (Fogi4)	1					7	9
41	Stepanova (a lifelong learner)	2					6	9
42	Li A.I. (naastlii)	1					6	9
43	Lomov R.V. (Silverom)	1					5	9
44	Seredin V.S. (JoDaH_JoEsTaR)	1					5	9
45	K (sakudayo)	1					5	9
46	Chertoryzhskij V. (vepb)	3					7	8
47	Garanin S.V. (se_garanin)	3					6	8
48	Roflan (tk31)	1					6	8
49	Vasil'ev V. (Valeriy123)	3					5	8
50	Goryachev S. (SergGoryachev)	2					5	8
51	Ushkova A.V. (Gesha03)	1					5	8
52	Thomas W.R. (pomoyka1337)	2					6	7
53	Gudkov (undinakamec)	2					6	7
54	q (sreyka)	1					6	7
55	Nagornaya (kuku_1989)	3					4	7
56	q (zxchaosqqe)	2					4	7
57	Ovechkina V.V. (kynika)	1					5	6
58	Ushakov A.Y. (ushakov94)	3					ban	ban
59	Samorodov V.O. (svo20m115)	1					ban	ban
60	Sedov (ha0ha)	1					4	6
61	Isakov I.A. (isakoviasql)	1					3	6
62	Rybin D.Yu. (Bill44)	1					3	6
63	Molodkin D.V. (DxnB)	1					3	6
64	Ivanova P.A. (polinka_lvnvln)	1					2	6
65	Kulbaeva D.D. (dilnozakulbaeva82@gmail.c)	2					5	5
66	Lobanov D.R. (Ronaldoooo)	2					5	5
67	Msvmbr (avrakedavr)	1					5	5
68	Bojko (lexus2402)	1					5	5
69	Kruchinina D. (wizoomm1)	1					3	5
70	Bob (foxtailer)	1					3	5
71	qwxcas (qwxcas1)	2					4	4
72	Pereskokova K.A. (karushhh)	1					4	4
73	Zakharov V.N. (l1nt)	1					4	4
74	Aks X.A. (aksioma45)	1					4	4
75	Borisova V.G. (viola??)	1					3	4
76	Shagalov O.L. (TTC)	2					2	4
77	Malyutina E.S. (MLTNKA)	2					2	4
78	Verbitskij S.A. (frozzi))	2					2	4
79	A K.A. (Mr_Wolf)	1					2	4
80	Zhur V. (mrvaroz)	1					2	4
81	Nasyrova (Alewa86)	2					3	3
82	Khafizov L.Z. (Lenarkhaf)	2					3	3
83	Asfur I. (BarbiePink)	1					3	3
84	Sakharov (lDarkyl)	1					3	3
85	xaytboyev S.S. (xss)	1					3	3
86	Filatov D.D. (Anticoder)	3					2	3
87	Kydyrov S. (SultanBeybars)	2					2	3
88	Mal'tsev V.A. (Viktorus2018)	2					2	3
89	Razova D.V. (s7ipper)	1					2	3
90	Sarkis'yan G. (gennadi_s)	3					1	3
91	Beketov (dimabima)	3					1	2
92	Filatova E.M. (Elizaveta Filatova)	3					1	2
93	Nikolaev A.N. (AlexeyHeizenberg)	2					ban	ban
94	Oreshkov R. (ghost0211)	2					1	2
95	Teterin R.V. (virast)	2					1	2
96	Bogdanovskij I.A. (Ilya122121)	2					1	2
97	Kuznetsov (ZXCdemon1)	2					1	2
98	Bokova (Evrazh)	1					1	2
99	Namazov M.A. (AsLimbo)	1					1	2
100	Rebovskij (x-lerasim13)	1					1	2
101	Yussupov S. (orrr)	1					1	2
102	Nesterov (Cocsoman)	1					1	2
103	Chinareva O.Yu. (PopyMur)	1					1	2
104	Evdokimov A.A. (Dark_Tanyan)	1					1	2
105	Tkacheva (polin12)	2					ban	ban
106	Osokin (namo4ilmanty)	2					1	1
107	Omirbaeva G.B. (Silphy)	2					1	1
108	Miron U.O. (Ovonel)	1					1	1
109	Pugovkina A. (rsunrrr)	1					1	1
110	Leonv V. (legenda1437)	1					1	1
111	Bochkova (PunDora)	1					1	1
112	Studenikin N.I. (Stdnkn)	1					1	1
113	ne B.P. (Shuqizy)	1					1	1
114	ponomarenko L.E. (wjqqqp)	1					1	1
115	ivanov I.P. (mcpotap)	1					1	1
116	Ivanova D.A. (Ivanchai_)	1					1	1
117	Satimbayev L.A. (lochinbek)	1					1	1
118	Smolin A.K. (pwned_1)	1					1	1
119	Logvinenko M. (makslogv)	1					1	1
120	Kolod'ko K.A. (DistaN)	1					1	1
121	Ibo K. (Kemchik)	4
122	Krasovskij E.A. (pegoopik)	3
123	Smirnov A.E. (p4tk)	3
124	Xudayberganova N.X. (sqluz2026)	3
125	P (leopoldos777)	2
126	Potikhenskij Ya.K. (Potixenskij Yan)	2
127	Pavel P.P. (familka)	2
128	Abramov V. (Ichigo Kurosaki)	2
129	Kovtun A.Yu. (sillygoosegagaga)	2
130	Artemev L. (Leonid S.)	2
131	Bulavinov D.S. (Avipshy)	2
132	Fedchenko A.D. (EtoAleksandr)	2
133	Glotov E.I. (Ellis_Rockwell)	2
134	Yakovleva D.M. (DashaYakovleva)	2
135	Orlovtseva D.I. (doraeagle)	2
136	Shevnin D.D. (danilsh)	2
137	Sotnikov (Nikita Sotnikov)	2
138	yakovleva (nadusha123)	2
139	Polyakov A. (@\|_EX)	1
140	Sigankov V.I. (vasilyvanc)	1
141	Bochkaev P.G. (Hardix)	1
142	asfsf S. (alesha1232)	1
143	Ushakov S. (MoyPsevdonim)	1
144	Fun S. (Sarah Fun)	1
145	Kiseleva M. (M.Kiseleva)	1					ban	ban
146	chornyak (m.d.chornyak)	1
147	DO R.M. (danchikPi)	1
148	Grejnut (Regexer)	1
149	Cherentsova M.M. (margo0821)	1
150	Ramazonov A.B. (megarouge)	1
151	Ibragimova S. (SFIA)	1
152	Smirnov A.S. (parazorro)	1
153	Efromeeva (Aleksandra_E)	1
154	Kravtsov (Kravts.x)	1
155	Murych (Soff2222)	1
156	p (munique)	1
157	Anokhina E. (mylizabeth)	1
158	Amanzholov (ad01)	1
159	Churilov N. (Nick_Cherry)	1
160	P I.*. (IrinaPetr)	1
161	Konon (Kenen)	1
162	R. (Wra1th)	1
163	Kurbatova N.G. (dealer_1703)	1
164	Lysykh V.K. (Usilitel')	1
165	Sannikov V. (viachsan)	1
166	Khismatullin D. (dim.xismatullin)	1
167	KHU (kittysss)	1
168	Krasnov A.A. (Nutr1k)	1					ban	ban
169	11 1.1. (ReasonFor)	1
170	Borovkov A.K. (borovkov)	1
171	Bogdanov D.S. (M0n0br0v)	1
172	Nevmerzhitskij S. (Gusska99)	1
173	Kulikov A.Yu. (Ondrata)	1
174	Ivanov (valerza)	1
175	Kairatov Y. (yernaty)	1
176	Kazantsev V.D. (kentiko_0)	1					ban	ban
177	Ajrikh N.A. (Ajrikh N.A.)	1
178	Oliver (klavamish)	1
179	Andreev K.A. (sun1zu)	1
180	m O.D. (blablablaaaaidinf)	1
181	Chastova E.A. (Kate44)	1
182	mustafina (Mustafina)	1
183	Selivanov E.V. (mrsmitt4)	1
184	Sirotkina T.A. (Tat'yana65183817912892918)	1
185	Mikhajlov (DohnJo)	1
186	Sayfiddinov F. (Sayfiddinov Firdavs)	1
187	Alafaev M.K. (Zero_7692)	1					ban	ban
188	Faskhutdinov A.A. (sfiler)	1
189	Voitovych A. (Anatolii13)	1
190	Aziz (Shukrullo-hettiera)	1
191	Belkov D.A. (belkov_da)	1					ban	ban
192	Abdukholiqov H. (abdukholiqov)	1
193	Iutinskij D.E. (dimaiuuu)	1
194	Trubitsin T.A. (SoTeNo4eK)	1
195	Geogii G. (I_mir)	1					ban	ban
196	Baranov N.A. (nikbarbdkgu)	1
197	Nefedov P.A. (Pavel173)	1
198	Kolbaev (Veaablok)	1
199	N A. (alemona)	1
200	brusliev A.K. (medved:L)	1
201	Andreeva P.A. (Polina Andreeva)	1
202	Lobanova K.V. (KristinaL)	1
203	Ryabova E.I. (Evg_000)	1
204	Kiseleva E.A. (Elizaveta Kiseleva)	1
205	Orazniyazova G.O. (Banu)	1
206	Alekseev D.S. (snwr)	1
207	Reymova F.F. (Fatima007)	1
208	Surayyo S.M. (Surayyo00)	1
209	Lazarenko E.V. (Elizabeth13119)	1
210	pop (lana8678585)	1
211	sussy H. (killer2007)	1
212	Unregistered	42

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