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October 28, 12:26 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	Grabchuk A.M. (Middlewarer_pseudo)	1			17	20
2	Kudryashov (zreqwe)	1			9	9	4	6
3	Molodkin D.V. (DxnB)	1			9	9
4	Amburtsev A.A. (AlexanderAmb)	1			8	8
5	Tihomirov N.V. (Tetr654)	2			6	6	1	2
6	Panfilov (Nosorogik)	3			6	6
7	Baukina E. (Yo88)	2			6	6
8	Isakov I.A. (isakoviasql)	1			6	6
9	Baranov N.A. (n1kasesql)	1			6	6
10	Lebedeva A.R. (Leb_Nastya)	3			5	5
11	Vyal'tsev G.F. (Jiu)	2			5	5
12	Andrusenko E.S. (Ekaterina Andrusenko)	1			5	5
13	r A. (arb_)	1			5	5
14	Filippova S.Yu. (ernest_sds)	1			5	5
15	Strakhova V.E. (VLDST)	1			5	5
16	Yakovlev E.I. (Ciomant_)	1			5	5
17	Snetkov (ZmicerS)	1			4	4	3	3
18	Chistyakov N.R. (chistiakovN)	1			4	4	1	1
19	Efimova K.I. (flowuuup)	4			4	4
20	Mishenev M.M. (Mishenev Mikhail)	2			4	4
21	Smirnov M.A. (Omellou)	3			3	3	1	1
22	Sechnoj A.K. (Sechnoj Andrej)	1			3	3	1	1
23	Bykovskij A. (antonbicovschii)	2			3	3
24	Radkovich V.I. (Vlaid)	1			3	3
25	Burov K.M. (gopher_)	1			3	3
26	Dolgikh D.S. (dmitry5SQL)	1			3	3
27	Smirnova S.A. (soffi_toffi)	1			3	3
28	Kuznetsov K.A. (Kirliffilan)	1			3	3
29	Vorob'ev I.A. (vanekht)	1			3	3
30	Chastova E.A. (Kate44)	2			2	2
31	Sh S. (junopark1)	2			1	2
32	Fedchenko A.D. (EtoAleksandr)	2			1	2
33	Timonin D.E. (DmiTim)	1	1	42		1
34	Ivanova O.N. (olga_ivanova)	1	1	2		1
35	Lebedev G.A. (xeGalaxy)	2			1	1
36	Gromov N.S. (FactoryDir)	1			1	1
37	Vankovich K.N. (Pirojoc111)	1					15	26
38	Khisamova K.R. (Kamila17)	3					12	21
39	Klochkova D.A. (Daria_Klochkova)	1					ban	ban
40	gareeva (allennn111)	2					11	19
41	markov M.N. (SQL maks)	6					15	18
42	Galimov D. (Per0Sper0)	1					15	18
43	Olejnikov G.K. (GLoken)	2					13	18
44	Tajik (TajikMagic)	1					13	16
45	Sharov (tupicapolniypryam)	1					10	16
46	Satimbayev L.A. (lochinbek)	1					10	15
47	Moiseev R. (ntgolda)	2					9	15
48	Bernatskij M.A. (Loty)	3					11	14
49	Kordzaya M.G. (murad4340)	3					11	14
50	Zuev S.A. (SataSQLLybly)	2					10	13
51	Fedorova V.A. (creampye26)	5					9	13
52	Rybakova M. (Mashka10)	2					7	12
53	Shakhova M. (maydaymeow)	1					7	12
54	Kurmanov (Ronaldu)	2					7	11
55	Fajzulina S.Sh. (snejanna)	1					7	11
56	chanturia K. (ketioo)	1					8	9
57	Kordzaya M. (muurad43400)	2					6	8
58	Vedeshina T.A. (rawain)	1					6	8
59	Baran Ch.P. (Qqold67676767676767676767)	3					ban	ban
60	Sadri K.A. (IGLE)	1					5	8
61	Belashkin I.A. (Tookser)	2					4	8
62	Lomov R.V. (Silverom)	1					4	8
63	Aks X.A. (aksioma45)	1					4	8
64	Bozorboyeva M.Q. (thvsunmi)	1					4	8
65	somm (SOmeGuyidk)	1					7	7
66	228 3.1. (loshok22813373000)	2					6	7
67	guru G.G. (SGURU)	2					ban	ban
68	Petrov A.B. (R1n3d)	1					6	7
69	Gur'ev A. (gorgor)	1					6	7
70	Mikh A.S. (lenrii)	1					6	7
71	jakson P.J. (ppersy)	2					5	7
72	Dulanov A.S. (8bobrik8)	2					4	7
73	Markin N. (Qmaro)	2					ban	ban
74	Konstantinov N.A. (fpsAron)	3					5	6
75	Ikeda D.B. (Nagitos Komaedos 228)	3					5	6
76	Yushkevich S. (Pedro_6)	2					5	6
77	alina (alina8787)	1					5	6
78	Leventsev A.A. (ghost7k)	2					ban	ban
79	Salikhov R.A. (Ruzik707)	1					3	6
80	Grebenyukov S. (OstapGreb)	1					3	6
81	Ivanov A.V. (AlexOrkiz)	3					5	5
82	Popov M.D. (kostya kostyan)	3					5	5
83	malahov M.M. (miskam)	2					5	5
84	qweqwe Q.Q. (qqewww)	1					5	5
85	Tchintcharauli A.A. (Ani Tch)	1					5	5
86	zakirov (ijnnntggb)	1					ban	ban
87	Ivanova (evkaa1234)	2					3	5
88	matya M.M. (Motyan)	2					3	5
89	Zhabina I.S. (Irina Zhabina)	2					ban	ban
90	Kinsht E. (Jekonya_)	1					4	4
91	dim D. (mozliker)	1					4	4
92	Vyatlev B.G. (Bogdyan)	3					3	4
93	Tyrgola M.P. (Maksim_Tyrgola)	2					3	4
94	Aroslanov A.V. (xzxzxzxz)	2					3	4
95	Hakobyan T.-. (Tiggodon)	2					3	4
96	Mazovetskij Ya.D. (Mazovetskij)	1					3	4
97	Sharonov P.A. (PiroReshala)	1					ban	ban
98	Khuzagaripova (bdlaba)	1					3	4
99	Belyaeva (Lyu2)	1					2	4
100	Suntsov K.O. (KirillSuntsov11)	1					2	4
101	Xudayberganova N.X. (sqluz2026)	1					2	4
102	Qodirboyev D. (qodirboyev)	1					2	4
103	Reymova F.F. (Fatimaaa)	1					2	4
104	Yamaev A. (AlexQQ2288)	1					2	4
105	Ab E.L. (ellllllll_1337)	1					3	3
106	Shnyrenkov (Batonvl_01)	1					2	3
107	NV (mester111)	1					2	3
108	Frolov K.A. (Murderface_)	2					1	3
109	Mityukov E.D. (hezky)	1					1	3
110	Kasatkin M. (MK9568)	3					2	2
111	gzcnjkjdf V.H. (mariya546767)	2					2	2
112	Mereke R.K. (raimbek2007)	2					2	2
113	Zar (Hellcat_rider)	2					2	2
114	Perova A. (AnnaLove)	1					2	2
115	Yurov S.A. (serega48lip)	1					2	2
116	Mihailova V. (ValyaMihailo)	1					2	2
117	Zhukov A. (Alex5961)	1					2	2
118	Trofimova T. (TTrofi)	1					2	2
119	Lesnikova A. (nebulaX365)	2					1	2
120	Shashkov (Kirfaker1)	2					1	2
121	hronrad (hronrad)	2					1	2
122	Egorychev D.A. (dudi0d)	2					1	2
123	Kryl Yu. (Samick182)	1					1	2
124	Pugovkin N. (Sergeich321)	1					1	2
125	Lisienko (lisienko)	1					1	2
126	smith (eng MN)	1					ban	ban
127	Berseneva T.M. (Bersa_3785)	1					1	2
128	Kolbaev (Veaablok)	1					1	2
129	Xaytboyev S.X. (Saidjon)	1					1	2
130	Sklenin D.S. (zxcesperer)	1					1	2
131	Timirgaleeva M.R. (mary_on_a_cros)	1					1	2
132	Belyaev (belyaev2022)	1					1	2
133	Bajraktar A.I. (DozenZozen)	1					1	2
134	T (lazochka)	1					1	2
135	Xaytboyev S.X. (Saidjon1451)	1					1	2
136	salmanov (onlu)	2					ban	ban
137	Dmitriev I. (Ilya_dm)	2					1	1
138	Smirnov A.E. (p4tk)	2					1	1
139	Grinenkova A.M. (Barcha314)	2					1	1
140	Malinin V.A. (smith99)	1					1	1
141	Nasyrova (Alewa86)	1					1	1
142	Khmara D.M. (dmitr1y06)	1					1	1
143	Kurkin V.S. (Argenttum)	1					1	1
144	Okorokova N.A. (qwe777)	1					1	1
145	volgina (qwertyuiop145)	1					ban	ban
146	tkachenko (NotFufx)	1					1	1
147	Pashukova E.D. (katyapz)	1					1	1
148	Korotenko S. (Dezlink)	1					1	1
149	zakirov (ijnnnn)	1					ban	ban
150	Yanov Ya. (i_brave_dog)	1					1	1
151	Bratilov Z.M. (Aghenon)	5
152	Sarkis'yan G. (gennadi_s)	3
153	Krasovskij E.A. (pegoopik)	2
154	qqqq (di_dima_di)	2
155	Panicheva V.D. (_Vika_)	2
156	Najik (Najik7)	2
157	Lopin K.V. (Dragee)	2
158	Kovalevskij P.V. (soulshon)	2
159	Pitcil (fallsin)	2					ban	ban
160	Kovtun A.Yu. (sillygoosegagaga)	2
161	Tsaryov I.A. (Tsar' prosto Tsar')	2
162	Sukhanov E.S. (stdnt091)	2
163	Lobanov A. (alex_1808)	2
164	Velich E.A. (Ainakakal)	2
165	Zhumagulova K. (Kamila.zhu)	2
166	Lunsky (Lunsky)	2
167	Zhunusova D.R. (jnsvdlr)	2
168	Shibaev (saah)	1
169	Koptel'tsev V. (selber)	1
170	Zubo (rotver)	1
171	Tikhomirova Yu. (YUz_)	1
172	Sergeev V. (32b)	1
173	Severin (balu08)	1
174	kebo N.D. (kebou)	1
175	Stekol'schikov Ya.A. (yarstek)	1					ban	ban
176	koy D. (dashar131265)	1
177	Babayants S.A. (Nephritews)	1
178	Sharovskuy R.O. (Nepon9tnoo)	1
179	Ivaschenko (Arifme3R)	1
180	Laryushin D.S. (dan_laryushin)	1
181	Ponomarev V.K. (Vladidasss)	1
182	Pavlov I.A. (WhiteCat110)	1
183	Rodin (uoloki)	1
184	Piliya I.N. (Luciano4444)	1
185	Makeev V.I. (Vlad Makeev)	1
186	Ivanov I.N. (vitamorphoz)	1
187	R. (Wra1th)	1
188	Belyaeva (Kuzyaka)	1
189	Ermakov R. (malic)	1					ban	ban
190	Muratov D.A. (Enovostuck)	1
191	Komov S.M. (Komov S. M.)	1
192	Max A.M. (JUDGE123)	1
193	Maratov O. (spoer)	1					ban	ban
194	Vdovenko (Musnochu)	1
195	Maksimov A. (flowerma)	1
196	Rustamov (Vladimir133)	1
197	Cherepanova A.R. (Alexandrina1.0)	1					ban	ban
198	Kyroto1 A. (Kyroto)	1
199	Gorobenko S.A. (Gorobenkos)	1
200	Romanchuk I.A. (ial.romanchuk)	1
201	Saryglar (Daryma)	1
202	Ananasov M.A. (Ananasik11110)	1
203	Andreev K.A. (sun1zu)	1
204	Knyazev (Bumbums)	1
205	Ryazanov D.S. (rudry2)	1
206	Zhelobkovich P.S. (epoches=1000)	1
207	Khajlobekov K.M. (qkh)	1
208	Luk'yanov P.A. (gsaraw)	1
209	Dyadischeva K.O. (zolo2004)	1
210	Lanskikh E.A. (gorshok_321)	1
211	Filatova A.V. (nastya_fv)	1					ban	ban
212	Smirnov D.P. (sdnl000)	1
213	Rybin D.Yu. (Bill44)	1
214	Khuzagaripova (EKh_BD)	1
215	Surayyo S.M. (Surayyo00)	1
216	Bіrіmzhan N.R. (Forum)	1
217	Shishova D.D. (doshiko)	1
218	Grigorovich D. (Yaponskij Bog)	1
219	Gribov K.A. (Gribov K.A)	1
220	Zlobina E.I. (lena_zl28)	1
221	Starchikov R.P. (Sulla17)	1
222	Khopta A. (APetroWhich)	1
223	kuzin R. (roma4shqa)	1
224	Anisimov (rootx)	1
225	Bbb (BezZeB)	1
226	Popov A.V. (pl1usar1)	1
227	Sergeev A.G. (Andrey2281488)	1
228	osipov D.A. (doter322)	1
229	Sukhotko (SMaxtec)	1
230	Chajkov I.V. (Lokhmatyj gnom)	1
231	Dosmukhambet (mirmlo)	1
232	Bazarbaeva A.A. (suzunozuki)	1
233	Alpanov D.A. (Vergiliy_0497)	1
234	Malebnova S. (Smaleb)	1
235	Lee V. (L3EVV)	1
236	Mishkov A. (Marti_Andrew)	1
237	Galimov D. (gotenx)	1
238	Knyazev Yu.Yu. (-kyy-)	1
239	Super A.F. (DDDDDFffffff)	1
240	mitr G. (geomit1)	1
241	Unregistered	35

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