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September 14, 15:10 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	kolesnikova (KauBeast-)	2	2	3		3	11	15
2	Shibaev (saah)	3	2	79		3
3	Dzhumanazarov A.D. (AZAMAT001)	1			3	3
4	Skokov B.S. (leks$$)	1	1	49		2
5	P I.*. (IrinaPetr)	1	1	-14		1
6	Zhorov (zefir123)	1					15	27
7	Kokoleva K.S. (ksusa)	1					15	26
8	Pogosyants (Ivan338)	1					14	24
9	Nikitin T.E. (Now2Where)	1					ban	ban
10	Gadel'shina V.D. (GadelshinaVD)	3					15	18
11	Grigoryan R. (rrirra)	2					15	18
12	Abuova M. (Abuova Meruyert)	2					15	18
13	Nizametdinova I. (Nizametdinova Ildana)	2					15	18
14	Volyntseva K.O. (KarinaVolyntseva)	1					15	18
15	Kuznetsova (moriq)	1					15	18
16	Akperov Yu.V. (usif)	1					15	18
17	Nasyrkina E. (eleonnora12)	1					15	18
18	Munkueva B.R. (Baira)	1					10	17
19	Zajnudinov I.Z. (LiLQ_Bite)	2					12	15
20	Egamov B.A. (Bulat Egamov)	1					12	15
21	zhienbai S. (Sayat_07)	4					11	15
22	Giloyan V.T. (Varazdat)	4					11	14
23	Nusupzhan T. (Tomiris Nusupzhan)	1					10	14
24	kalasikar Z. (zeinep kaliaskar)	1					10	14
25	Khassanov I.K. (plh1)	2					10	13
26	Kreshenova A.D. (kreshenova.a)	2					10	13
27	Markov M.M. (MaksimVeb)	2					10	12
28	Bayguchukova A.M. (ABayguchukova)	3					6	12
29	Dolgova D.A. (dashulya_06)	2					9	11
30	Sirozhov A.M. (Sdoied)	2					8	11
31	Bogdan S.Yu. (_Serge0_)	2					7	11
32	Barashkin A.A. (conquru)	1					6	11
33	Tulegen M.N. (Mansurrr)	2					8	10
34	Molchin A.V. (a_molchin)	1					8	10
35	- -.-. (bftrr)	1					6	10
36	Merkulova A.V. (alyohalyo)	1					8	9
37	Sain T. (Temujin079)	5					7	9
38	Buraya K. (kseni_bur)	1					7	9
39	Bakhtiyarova A. (Asya8)	1					7	9
40	Novolodskaya S.S. (Svetlana_Novo)	1					6	9
41	Karpova (kasetaka)	2					ban	ban
42	Krasnov A.A. (Nutr1k)	1					5	9
43	Medvedev A.F. (andrei92121)	1					5	8
44	Zanegina S.N. (asdfggk)	2					ban	ban
45	Timirkin R.R. (Ravshan)	1					7	7
46	Djuraev D.E. (Djuraev)	2					6	7
47	Onegov A.S. (Sweqplatina)	1					6	7
48	Shim A. (DDMaFuck)	1					5	7
49	Anastasiya T.S. (AnastasyaT)	1					5	7
50	Chagdurov Z.A. (Zorigto)	2					4	7
51	Krupko E.L. (Krupko)	4					5	6
52	Burkova E.I. (Burkkova)	1					4	6
53	Golovizin D.A. (Goldan)	3					3	6
54	Salmorbekov A.I. (Almabek03)	2					3	6
55	Palilova V. (_i_n_s_s_)	2					3	6
56	Bakhyt (Super_Noova)	2					5	5
57	Zhabina I.S. (Irina Zhabina)	2					5	5
58	Askarova M.A. (whatifmad)	1					5	5
59	linhcoder L.H. (linhcoder)	1					5	5
60	Timoshenko V. (TaxedoMask)	1					5	5
61	Mutalap A.M. (Mantes228)	1					5	5
62	-- -.-. (sssnow1)	1					4	5
63	Zhivotnoe B. (Limonna)	3					3	5
64	Snezhkin E. (Evgenij Snezhkin)	2					3	5
65	Korotkevich I.A. (somnambula)	1					3	5
66	Kozlova E. (da_budet_tak)	1					3	5
67	guru (rgcust)	1					3	5
68	Fadeev A.V. (Andrej6403)	2					4	4
69	Ponomarenko E.A. (koplayman)	1					4	4
70	Zabelin A. (AZ35)	1					4	4
71	Dauletkeldi A. (Aliya07)	1					4	4
72	Stepanov (jagiello22)	1					4	4
73	Zharchenko Z.S. (wwz_zww)	2					3	4
74	Volik S.V. (volks&s)	1					3	4
75	Razumov V.D. (jackaless)	4					2	4
76	Churilov O.E. (HocokTopok)	1					2	4
77	Spiridonov I.D. (knopki6752)	1					ban	ban
78	Zyuban (Hetro)	5					3	3
79	Khazhikarov K.M. (Hioms)	1					3	3
80	Vyuzhanin (Plashka)	2					2	3
81	Abramenkova (muroni)	1					2	3
82	Nasyrova (Alewa86)	1					2	3
83	Zamyatkin N.S. (MisterEblin)	1					2	3
84	Dut O.A. (olga_dm_d)	1					2	3
85	hsdh H.H. (hrcj)	2					2	2
86	Sheremet'ev I.M. (Efcko31)	1					2	2
87	Gasheev N.A. (je1mky)	1					2	2
88	Safarov M.A. (quvibite)	1					2	2
89	Stytsyuk N. (natalia19930420)	1					2	2
90	Bezmolitvennaya Yu.V. (yillixx)	1					2	2
91	Nazarenko N.D. (roz1es)	1					2	2
92	Mishko A.V. (Django21)	1					2	2
93	Mironenko O. (Ol'ga Miro)	2					1	2
94	squirrel (squir_el)	2					1	2
95	Levin Yu.A. (pdestroyer)	2					1	2
96	New R.G. (newLogin)	2					1	2
97	Petrov (Steamboat)	1					1	2
98	Egorov (alcatras88_ru)	1					1	2
99	Titov (mahaon_1999)	1					1	2
100	Zhmyshenko (notepu1)	1					1	2
101	A K.A. (Mr_Wolf)	1					1	2
102	a A.A. (rdctfvygbuhjnk)	1					1	2
103	Pupkin (ChK2026)	1					1	2
104	Lekantseva V.A. (vasilina2409)	1					1	2
105	Morozov (sisylipheus)	1					1	2
106	Tulegbenpenov (olegue839)	1					1	2
107	Berez (scanner1978)	3					1	1
108	Kashin I.V. (ikashin)	2					1	1
109	Mosko S.Yu. (SlavaSlavyanSLL)	2					1	1
110	Shapiro D. (xx_Da_Sha_xx)	2					1	1
111	Sychyov Yu.S. (Mrak.krd)	1					1	1
112	sirotkin D.A. (dimas44)	1					1	1
113	Kudryashov A.S. (artem_12)	1					1	1
114	Smirnov V.A. (Vlad1234)	1					1	1
115	Dmitrij K. (Elindir)	1					1	1
116	Koptel'tsev V. (selber)	5
117	Krasovskij E.A. (pegoopik)	3
118	qwerty (nsme)	3
119	Turchuk A.V. (Anastasiya_Turchuk)	3
120	Barchenkov V.D. (UJYT)	3
121	Mammadov U.M. (__Ulvi__)	2
122	Isaev V. (valeriy.pervui)	2
123	Yefanova M.Y. (mari_5)	2
124	Terekhov I.E. (foxboy)	2
125	Sarkis'yan G. (gennadi_s)	2
126	... (Igor...)	2
127	Bogdanic A. (Anteee)	2					ban	ban
128	F M.A. (FMAWR)	2
129	Golovanov Ya. (Yakov Golovanov)	2
130	Kokushkin S.V. (KokushkinBist)	2
131	GUShChYaN R.A. (RUS_RUSIK)	2
132	Sopova A.B. (Aliya888)	2
133	name I.S. (MCSDRF)	2
134	Kurochkin P.A. (qwrqwr)	1
135	Sigankov V.I. (vasilyvanc)	1
136	Klassov A.B. (klassov)	1
137	Student (lws)	1					ban	ban
138	Abdulmanapov A. (Dvarik)	1
139	Samarin (Gosha19169)	1
140	Yushina (anyush)	1
141	Ivanov I.I. (zlo777)	1
142	Tolstoi (Toy Soldier)	1
143	Filippova (bogomoleshka)	1
144	Yakovlev V.V. (Yakvv25)	1
145	Hurullina A. (Stels-ya)	1
146	Sorokin A.N. (nolan8)	1
147	Bondarenko D.B. (Hecvi)	1
148	Larionov V.A. (clowdy_keu)	1
149	Trifonova E.A. (ttrifonova)	1
150	Karabekov E.G. (eleke01)	1
151	Andreev N.V. (sidzary01)	1
152	Smirnov K.S. (Cheril)	1
153	Rumyantseva L. (ahren_enigme)	1
154	Drozhzha D. (D-D-Drozhzha)	1
155	Tsymbalova M.S. (maria_tsymbalova)	1
156	Brajnin S.O. (brusha)	1
157	Bolgova (IuliiaB)	1
158	Rakuta A.N. (bluecrop)	1
159	Stupin D. (Danila Stupin)	1
160	Kitaeva Yu.V. (Yk_ka)	1
161	Sobran V.V. (V4573)	1
162	Ageev S.A. (Ogeon)	1
163	fsdf F.F. (Subhuman1)	1
164	R. (Wra1th)	1
165	Pavel P.P. (familka)	1
166	Taweel M. (mahmoud13)	1
167	Manatov I.A. (igrus)	1
168	Surname (sean_archer)	1
169	Khazieva V.Kh. (vasilek82)	1
170	Agafonov N.E. (povelitelstrekoz)	1
171	Skibin V.V. (SQL_vvs)	1
172	Lysykh V.K. (Usilitel')	1
173	Akameeva S.V. (SVA1)	1
174	Virshich D.A. (diana_virshych)	1
175	Pavlovich T.I. (pavlovicTI)	1
176	Kovalevskij P.V. (soulshon)	1
177	Kochetkov S.D. (Stepa345435)	1					ban	ban
178	Alekseev M.A. (ama2301)	1
179	fyv F.Y. (asdasdasd4157)	1					ban	ban
180	Tudupova U.B. (uianna)	1					ban	ban
181	Tsyrenzhapov R.B. (RuslanTsyren)	1
182	Tugdumov B.B. (Badara_01341)	1
183	Ivanov I.I. (pasta123!@#)	1
184	Dmitriev A. (Shuripec)	1
185	Timchuk I. (Ilya Timchuk)	1
186	Sharshenbekova N.E. (Snazira245)	1
187	Ganiyev A. (lernanto)	1
188	zaitsev (Mr.Danil_SQL)	1
189	Krasnov D.A. (krasti)	1
190	Denisova A.A. (@DenNasttya)	1
191	7shkin S.V. (Slavnik)	1
192	Sobachkin A.F. (Al_Wolf)	1
193	Taurbek B.D. (Bagy)	1
194	Vedeneev V.S. (Feral4ik)	1
195	Mukhamed'yarov A.R. (alex_mu002)	1
196	Kazantsev V.D. (kentiko_0)	1					ban	ban
197	Shishova P.S. (shajealess)	1
198	Chudikov A. (a.chudikov)	1
199	Frolov F.V. (Fungifon)	1
200	Veselov D.M. (Dimitriy Veselov)	1
201	Pumonov (7766655671)	1
202	Bratsykhina T.A. (tatavia25)	1
203	Basova (Marie_Mikey)	1
204	Solomnikova (AlexSolom)	1
205	Raimbekov E.B. (KlarkKent)	1
206	Draga A.A. (syllvis)	1
207	Shtumpf A. (shtumpf)	1					ban	ban
208	Kozachek N.S. (@NikolasIoSif)	1
209	Minin A.A. (Artur_1111)	1
210	Artemev L. (Leonid S.)	1
211	Kurbatova N.G. (Natali_01)	1
212	Ivanov (denisssss1234444)	1
213	Artamonov A. (Artamoon)	1
214	Ryabicheva (Pory)	1
215	Otinov A.D. (WellSo)	1
216	Drazhin S.E. (worsyyyyyy)	1
217	Kunchenko E. (ElenaK1990)	1
218	Shiryaev A.A. (SmailikX_X)	1
219	Margaryan G.Kh. (margaryan_g)	1
220	Bobrov M.A. (Bobrov Mikhail Alekseevich)	1
221	Khandogina Z. (flazz)	1
222	Rudakova S.E. (Sonya Rudakova)	1
223	Belyaeva A. (Anna0404)	1
224	Sidorova A.A. (perekis_vodoroda)	1
225	Dan V. (SunDan)	1
226	Radnaeva A.V. (Tremy67)	1
227	Ivanova O.M. (Arkadiya Almazova)	1
228	Bagaeva E.A. (Katatakana1323)	1
229	Ponomarev A. (R9000)	1
230	El'chaninov K. (dbrr)	1
231	Kol (EvgeniaKol)	1
232	wefrgth E.E. (scdncsc)	1
233	Kalinina L. (KalininaLarisa)	1
234	Suvorova (as3chechka)	1
235	Zheleznov E.G. (FRED!)	1
236	Kolevatova E.A. (897Katerinkaaa)	1
237	Koba Yu. (Yul'chik 05)	1
238	Ivanyuk T.V. (Timofey160505)	1
239	S S.S. (sk003)	1
240	Mataulin E.A. (coushidd)	1
241	Gimazetdinov F.R. (Fargat)	1
242	Amanatov K.M. (yamte)	1
243	Avner (simsidiz)	1
244	Unregistered	86

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