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August 05, 16:29 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	Moiseenko S.I. (mois_)	1			3	4
2	Geist A. (Avgeist)	2			3	3	11	14
3	Bespalov (proWorker)	1			2	3
4	Skokov B.S. (leks$$)	2	1	38		2
5	Shibaev (saah)	1	1	57		2
6	Volkonenkov S.S. (volkonenkow88)	1			2	2
7	Sajdula M.M. (Mejirzhan)	2					15	20
8	zamanova (gulkh)	2					ban	ban
9	zamanova (gulkhanim)	3					ban	ban
10	Vasil'ev N.S. (beenthxshe)	1					15	18
11	Zakharov I.S. (Shogun_Elfovo)	1					15	18
12	Ponomarev V.K. (Vladidasss)	1					12	17
13	Loparyov A.Yu. (laurenso)	1					13	16
14	Altashin S.V. (burrito)	1					4	15
15	P (andreyfromtlt)	1					11	14
16	Aleksandrov A.A. (aleksandrov)	1					8	14
17	Zaluzhskij V.S. (vszsky)	1					11	13
18	Kudryavtseva E.Yu. (ekudravceva)	2					9	11
19	asd A.A. (defiler__616)	3					7	11
20	Turlo M.A. (maksimturlo)	1					6	10
21	Smith S. (sam.smith)	1					5	9
22	Luneva D.A. (DLuneva)	1					5	8
23	Glebov A.P. (mitridat_evpator_everget)	1					5	8
24	Sharafutdinova E.Yu. (ktshrfvt)	1					6	7
25	M S S. (dranzer646)	1					6	7
26	Vlasov (kirill181992)	2					5	7
27	GUJARATHI (VAIBH001)	2					4	7
28	Lomakina (lomchik)	1					4	6
29	R (sankficeba)	1					4	6
30	Vinogradova (clickable)	2					5	5
31	Asylkhan A. (aidana_khan)	1					5	5
32	Borisov D.R. (Dmitry.Bo)	1					5	5
33	Kuz'min A. (Tamatug)	1					5	5
34	Kydyrov S. (SultanBeybars)	1					4	5
35	piopio5 (piopio5)	1					3	5
36	Romanov A.A. (andromus)	1					3	5
37	Cherov V.A. (GroveS)	1					3	5
38	Mel'gunov D.D. (waawweelon)	2					4	4
39	Askarbek A. (AAibar21)	1					ban	ban
40	Savchenko V.P. (Vladislav11111)	2					2	4
41	Netyaga S. (sweta_Net)	1					2	4
42	Antonova Yu.S. (qwwqwqwq)	1					2	4
43	Sidorenko (Junior_Explorer)	1					2	4
44	Vasil'ev (GudiniMoonlight)	1					2	4
45	Lovchanovskij V.P. (lovcha_v)	1					ban	ban
46	Khorunzhij E.A. (wuwuqw)	1					2	4
47	Kazantsev V.D. (kentiko_0)	1					3	3
48	Minyurov E. (m.evgeniy)	3					2	3
49	Kupriyanova P.A. (@poluchku)	3					2	3
50	Polyakova V.M. (Roni0x)	3					2	3
51	Bezhnar A.I. (artikius)	1					2	3
52	Zubkov D. (Dm54)	1					2	3
53	Mikhajlova V.P. (veneragret)	1					2	3
54	Iom (iom)	2					2	2
55	Ivanov (ivan8321)	1					2	2
56	Feed T.D. (rainbowNipples)	1					2	2
57	Iskorostinkij P. (Dotalova)	1					2	2
58	Nikulenko P.A. (Flower1001)	1					2	2
59	dve Z. (Exzotik)	1					2	2
60	Khokhlov (TermiDD81)	2					1	2
61	Krikunov V.V. (Krikunov_Vitalik)	2					1	2
62	Titov V.A. (va_titov)	2					1	2
63	Budyukin L.D. (StanceInfaimm)	2					1	2
64	Beketov (becat)	1					1	2
65	Strukov (StrukovSA)	1					1	2
66	Korolev R.V. (zouker)	1					1	2
67	Dimitrov V.M. (vencid)	1					1	2
68	Subbotina N. (Nelly_sub)	1					1	2
69	Kovalevskij P.V. (soulshon)	1					1	2
70	Azimov (magamaga)	1					1	2
71	Fyodorov I.P. (Kega)	1					1	2
72	Trenyova (Joullius)	1					1	2
73	Fedorchukova D.V. (DariyaFedorchukova)	5					1	1
74	Sadovaya K.A. (k1x07)	2					1	1
75	Ponomarev M.P. (MatveyF)	2					1	1
76	khokhlacheva P.D. (companchelo)	2					1	1
77	N. G. (aethen)	2					1	1
78	Novikova Ya.D. (enakaena)	2					1	1
79	Nagovitsin E.V. (bakawolf)	1					1	1
80	Pantelin D.V. (Dendrout)	1					1	1
81	Rudov D. (Big_mafusail)	1					1	1
82	Penyaz' A.S. (Nastikit)	1					1	1
83	Ivanova (nahi1)	1					1	1
84	Smirnov A. (Antoxa_S)	1					1	1
85	Antonova (Elena_No)	1					1	1
86	Urakina K. (Ksu774)	1					1	1
87	Korol' D.G. (dassski)	1					1	1
88	Ryabikina (Allusikk)	1					1	1
89	Sakaeva A.V. (Sakaeva Anastasiya)	1					1	1
90	Goncharova N.V. (SQLBaseN)	1					1	1
91	Kirichenko M.I. (lpbred)	1					1	1
92	Maseev N.E. (Nenikita)	3					ban	ban
93	Stankevich (totosh)	2
94	Vsevolod (vkazakov1981)	2
95	Bykov A. (Metan_ptz)	2
96	Ochirov Zh.A. (zao3)	2
97	Sarkis'yan G. (gennadi_s)	2
98	Ovsyanov A.B. (AndreyOvsyanov100)	2
99	Pitcil (fallsin)	2					ban	ban
100	Goldobin E.G. (prm259)	2
101	Lipartia V. (vv_lipartia)	2
102	Paella (Aliero)	2
103	Murat M. (murat_mukhammed)	2
104	Burtonov A.V. (tak to)	2					ban	ban
105	Bulgakov M.A. (MatthewFl)	2
106	Kotov V. (Vladosss1995)	2
107	a A.A. (rdctfvygbuhjnk)	2
108	Fomenkov Yu.A. (Praktikant_Yura)	2
109	Kayumov E. (Eugene77)	2
110	Batalov P. (wisedefskiii)	2
111	Kurochkin P.A. (qwrqwr)	1
112	Demidova K.A. (demkse)	1
113	Koptel'tsev V. (selber)	1
114	Ulanenkov V.A. (Haroldlol)	1
115	Petrov (Steamboat)	1
116	Kozhanov A.S. (Mashmet)	1					ban	ban
117	Balashova (albalashova)	1
118	Terent'ev M.A. (image0129)	1
119	Zavgorodnij S. (M0destas_1)	1
120	Sigachev (hdmuser1)	1
121	Ulybin (tanderug)	1
122	Kozhanov A.S. (Attack)	1
123	Bryukhanov A.N. (Antonus)	1
124	Nazyrov R.R. (Davel)	1
125	Shamkova A.A. (shmakaka)	1					ban	ban
126	Tapdigov A. (emanat-1)	1
127	Hades (Hades1)	1
128	Ti (Ost2020)	1
129	Kilin N.M. (Psojkee)	1
130	Sergeev A.S. (Kpaq)	1
131	Olievscaia (Valiuha)	1
132	Mitrey (_mitrey)	1
133	Karpinchik A.A. (artyom_xyz)	1
134	Mikhajlova O.V. (Mihalich02)	1					ban	ban
135	Kremleva (KremlevaS)	1
136	Strumila A.R. (stacy8)	1
137	Skroba I. (pecen3)	1
138	Amirzhanov B. (Beknar)	1					ban	ban
139	Ferowenso (ouroborosstp)	1
140	Talala A.V. (TAB_CL)	1
141	Argunov (russs111)	1
142	Dmitriev N.V. (Son1do)	1
143	Zhitnikov (F0RMV)	1
144	Sabirov R.R. (Impress03)	1					ban	ban
145	Rodin (uoloki)	1
146	Chernushkin R.I. (xGOD1ko)	1
147	Safronov D.V. (ponchuk)	1
148	Kotova L. (KittyCat23)	1
149	Shark A. (Ayo_Shark)	1
150	Makarenko Z. (zzponch)	1
151	R. (Wra1th)	1
152	Sergeev A. (f_train)	1
153	Muratov D.A. (Enovostuck)	1
154	F A.R. (AAAfffA)	1					ban	ban
155	Khrustaleva (kultuh)	1
156	Maksimovich (serg_sputnik)	1
157	Lysykh V.K. (Usilitel')	1
158	babidzhon F. (feduchamba)	1
159	Sairanbek D. . (sairanbek_darkhan)	1
160	Nasonkova (Svetlnas)	1
161	leva (lev4ick)	1
162	Safronova E.I. (Kate Safro)	1					ban	ban
163	Listopadov (lexx41)	1
164	slav O.A. (Oslav)	1
165	Kharisov A.Ya. (Azamat777)	1
166	Kosh (Vlad1098)	1
167	Bogatyrev N.V. (BNV2873)	1					ban	ban
168	Samokhina A.A. (Ania Nel)	1
169	Vasechko K.Ya. (Memnik)	1
170	Rukavitsyn A. (DillianSky)	1
171	Charnetskaya (annaah)	1
172	Egorova M.Yu. (egorova.m.u.)	1
173	Tikhomirova K.V. (kariintii)	1
174	Sergeeva U. (ulyana_ss)	1
175	Rybin (AlexRybchik)	1					ban	ban
176	Zharchenko Z.S. (wwz_zww)	1
177	Turuzbekova A.M. (Aylin120699)	1
178	A (ArdakA)	1
179	Pushkarev S. (PSV_n)	1
180	Taurbek B.D. (Bagy)	1
181	Luzina A. (Luzina_aa)	1
182	Podlesnyh I. (ivan_podlesnyh)	1
183	Malikov A.A. (Ara2002)	1
184	T R.J. (jenra)	1
185	Rozenberg A.N. (IIIyRa)	1
186	Efremkin (Innokentij 25-j)	1
187	Shil'chenkov M.A. (msmshilchenkov)	1
188	Blare A. (Annet Blare)	1
189	Pukhlikov M.A. (maxsql20)	1
190	edmond2 (edmond2)	1
191	Shevchenko A.A. (Yter)	1
192	Titanova V. (VT&)	1
193	Khvoshchev S. (VIXS1512)	1
194	Ignatenko A.P. (AnastasiyaIGAP)	1
195	Karimov (Askhat007)	1
196	Tynybekova G.R. (Gulaisha)	1
197	Kim V.V. (Victory13KiVi)	1
198	Abzhaliev I. (Isco723)	1
199	Kurbanov R.K. (Mr_Rakhim)	1
200	Petrova K.P. (U2665OfEvil)	1
201	Makhin M.Yu. (Makalei)	1
202	Kondratenko N. (thrust_set)	1
203	Akopyan K.G. (Karlen)	1
204	safronov (GarikS33)	1
205	Savosin I.P. (kag3yar1)	1
206	Satushev G.O. (geezlo)	1
207	Inyushin (Yxoll)	1
208	soni K. (kartik696969)	1
209	Ivanov A.I. (Ukader)	1
210	Huseynova A. (aygunhuseynova)	1
211	asdguioasghqf S.S. (asdhboiuherq)	1
212	L'vovich L.L. (Levchenko2002)	1
213	Mingazin M.D. (zorovavel)	1
214	Bakhmut E. (kanaaa)	1
215	Unregistered	38

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