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May 03, 22:40 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	Kuritsyn V.N. (ValNick)	2			3	8
2	M (DanilM2304)	4	3	70		6
3	Vdovin S. (Rujan)	4			1	3
4	O (janeoosql)	2	2	11		2
5	Gorbunov M.S. (gms)	1	1	34		2
6	Varenikov D.M. (Dmitriy Varenikov)	1			1	2
7	Levenkov M.D. (lmdlmd)	1					15	26
8	Krapivina L. (epywabi)	1					15	26
9	Pogorel'tsev D.P. (PashaDmitrii)	1					15	26
10	jjjj J.J. (mouse_werber)	3					15	25
11	Lamonogov D.A. (dmitry356)	4					15	22
12	Golovenko M. (gomotya)	1					15	22
13	Lutskina E.V. (Lina-eva)	9					15	20
14	Artyom G.A. (qwerty1232313221313213)	4					15	20
15	Novikova A.A. (nastya_yupi)	1					13	19
16	. V. (Victor_11111)	1					ban	ban
17	Szasz G. (szg9)	1					15	18
18	Secret Key (Secret Key)	2					10	18
19	Aver'yanova V. (aseinore)	2					10	18
20	Podolyan (Rrrrrrram)	1					10	17
21	Drkv I. (AsDei)	2					9	16
22	Kulmanova (Aikesha)	1					11	15
23	Garifullin (Marsel_Garifullin)	1					8	15
24	Boeva O.M. (olga_boeva77)	1					10	14
25	Nikonov S.A. (serg0123456789)	2					9	14
26	Orlov D. (Dan217)	1					9	14
27	Kulikov N. (Ostrovsky)	1					9	14
28	Olegovich G.A. (jtsujlaoyvftlfyoadfyvatfyd)	2					8	14
29	Filippova K.S. (rogedeerk)	1					8	14
30	Abdulaev Z.I. (Zaur_1991)	2					7	14
31	Bochkova (AnyaBo)	2					8	13
32	Akimov (TRENXSER)	1					8	13
33	Sukhanova P. (ppkk)	2					10	12
34	Rajskij I.A. (elaphilin)	1					9	12
35	Akimtsev M.A. (AkimtsevMaks)	1					8	12
36	Stanovov (DStanovov)	2					7	12
37	Dubovitskaya A.D. (Alina12)	1					10	11
38	Galanov M.A. (calvinchek)	2					8	11
39	Valadik V.V. (Vladozzz)	1					8	11
40	Gor (kristi16109091)	1					9	10
41	Akhmetova V. (Nero54)	3					6	10
42	Sviridov (witne7s)	2					9	9
43	Rinat (RInat222222)	2					8	9
44	Begalieva Z.A. (Zarina0509)	1					7	9
45	Petukhov A.N. (lilerable92)	1					7	9
46	Tsys' D.E. (tiotsyodev)	1					6	8
47	Scherbakov D.S. (Scherbakov Dmitrij)	1					5	8
48	Borangaliev Zh.A. (Jahondrick)	3					6	7
49	Rivian (geralt_the_witcher)	1					6	7
50	Kalinin L.A. (levk9594)	1					6	7
51	Aurelius (gineus)	6					5	7
52	Vasyakova O.N. (Olga&Olga)	1					4	7
53	Val'kovskaya O.A. (valkosha)	1					4	7
54	Miniyakhmetov V.M. (Vl_M)	2					5	6
55	dufivara (d.ufivara)	3					ban	ban
56	Baryshev D.Yu. (dmitrieq)	1					4	6
57	Nikolashin D. (Dmitriy5890)	1					3	6
58	Shvajko A.V. (Anastasia Shwayko)	1					3	6
59	Novikova (novikovadasha)	2					5	5
60	Voronkov (VadikVoron)	2					4	5
61	Bodnya A.A. (kiryto)	1					3	5
62	/ /./. (Fluflu)	1					3	4
63	Fadeeva (marfad)	2					2	4
64	Berezovskaya D.V. (dashaeverafter)	2					2	4
65	Orlov A. (esterio)	1					2	4
66	Gadzhikhanov (Khadymmm)	1					2	4
67	Sokolova O.V. (Ol'ga2026)	1					2	4
68	Makeev M.V. (Zettyr)	1					2	4
69	leoshko N.P. (Natalca)	1					2	4
70	sdfgsdf S.D. (dfsgsdfgsdfg)	1					ban	ban
71	A (H3D4)	1					3	3
72	g A.-. (alextut)	1					3	3
73	S A.V. (verstaque)	1					3	3
74	Ust'yanova (Sharki4)	2					2	3
75	Skyfox (ocid_burn)	1					2	3
76	andreybaranovstage@gmail. (andreybaranovstage@gmail.)	1					2	3
77	bauer (tron350)	1					2	3
78	Vysotskij (Bulochka_Bulochka)	1					2	3
79	Uvaev A.A. (Pompilio)	1					2	3
80	Zolina (nyvmicha)	1					2	3
81	Epifanov D. (Rain2109)	2					2	2
82	Akhmetov A. (Dizzix)	1					2	2
83	Pologov M.A. (Pologov)	2					1	2
84	Picheritsa A.A. (Picheritsa)	1					1	2
85	Davydov O. (Oleg_Davidoff)	1					1	2
86	Ksenia (Ksenia_Murashka)	1					1	2
87	Kushnir S.A. (Wishmaster190281)	1					ban	ban
88	Alex A.A. (alexalex68t)	1					ban	ban
89	Tkacheva K.A. (krissttik)	1					1	2
90	Makashov (Duke_Nukem1983)	1					1	2
91	Bocharova V.E. (Malvisa)	5					1	1
92	Bannykh A.A. (K@nfetka)	3					1	1
93	Bar N. (19_Nikol@y91)	2					1	1
94	Ostromir (ostromir1)	2					1	1
95	Platonov A. (Golden-Times)	1					1	1
96	Yagovkin I.A. (Mvsia)	1					1	1
97	Sajfetdinov A. (psql_magic)	1					1	1
98	Nikonov (Enevir)	1					1	1
99	Schegol' Yu. (JulyaSchegol)	1					1	1
100	Malikov (Pathrone)	1					1	1
101	Kurochkin P.A. (qwrqwr)	3
102	P I.*. (IrinaPetr)	3
103	Zaripova E.R. (elinnazr)	3
104	Krasovskij E.A. (pegoopik)	2
105	Koptel'tsev V. (selber)	2
106		2
107	T. (Tovarisch)	2					ban	ban
108	Vinogradova S.M. (Tigra1)	2
109	O (RaisaO)	2
110	Zagorulko O. (Oleg Z)	2
111	Pelogeevskij S.I. (pelogeevsky)	2
112	Bogorad M.D. (maksimBd1)	2					ban	ban
113	Zaborovskaya A.D. (anuta2001)	2
114	Sarkis'yan G. (gennadi_s)	2
115	Rezinov A. (senior_db_sql)	2
116	Komov S.M. (Komov S. M.)	2
117	Alek (litvin001)	2
118	Lagunov M.T. (Opengate48)	2
119	Kapranchikov V.V. (FunKappoNI)	2
120	Es'kova E.S. (Lizaveta113)	2
121	Dorovskikh V. (vdorov)	2
122	Em R.V. (Opposer)	2
123	Sur N.M. (santechi)	2
124	enerel2025 E. (enkh-enerel)	2
125	Cheranev A. (cher)	1
126	Makarov I.A. (_Bkmz_)	1
127	V (Tenyva)	1
128	Nikiforov A.P. (Arni)	1
129	Dimon D. (dbond)	1
130	Shamraev (limpopopo)	1
131	Shatunov (Tapac174)	1
132	Grasevich E.V. (Montaraza)	1
133	Karashaev M.M. (Jack Dempsey)	1
134	Kireev K.R. (Kek1111)	1
135	I M. (Margarita_I)	1
136	Ishmukhametov R.R. (vanonian)	1
137	Danyushin M. (GonLimon)	1
138	Petrov N.V. (Nick21)	1
139	Golimbekov (EdsqlBek)	1
140	Treschalin M. (MihailT)	1
141	Morozova (tabobo)	1
142	Babkin A.A. (GanG152)	1
143	Volyk (Netsky199723)	1
144	Ivanov I.I. (vlad91)	1
145	Akinfiev A.E. (SnowBoy)	1
146	Beloshein P. (Pavellord)	1
147	Ivanov (IvanovIvanov)	1
148	Zambylov E. (Arcticmoon)	1
149	Ibragimova S. (SFIA)	1
150	Solovej K. (Constantinopolius)	1
151	rezanova A. (koalos)	1
152	Borschovetskij I.N. (Igor2.0)	1
153	ivanova (okexxi)	1
154	Shikov V. (Viktor_TG)	1
155	Tyurmina (Ladymangia)	1
156	Gurashkin K. (Crocko)	1
157	ss A.S. (SashaSS)	1
158	Gusev A.O. (NowOrNever)	1
159	Revenko M.A. (CptDisturbed)	1
160	Sagalakov V.M. (Va_log)	1
161	Borovkov V.A. (redison00x)	1
162	Denisov S.A. (serjantus)	1					ban	ban
163	Odegov A.I. (KovroLitik)	1
164	R. (Wra1th)	1
165	Orlova A.M. (Okroshik)	1
166	Stepanov (LexFrom)	1
167	Gabdulvaleev A.E. (aGabdulva)	1
168	test T.T. (yoyoja344)	1
169	Sompie I.E. (Smeagol)	1
170	Lysykh V.K. (Usilitel')	1
171	Lysenko O. (Oleg15062025)	1
172	Dallas C. (SupaSasha)	1
173	Petrov (Leo1231)	1
174	Chernova M.V. (mchernova)	1
175	Kolesnikov S.O. (bulbasaurus)	1
176	Ivanov P.P. (PavelPLAT)	1
177	Vasil'ev V. (Serg00510044)	1
178	Ospanova (amazing_2007)	1
179	Gaiworonsky (Mexus)	1
180	le S.E. (sedrus)	1
181	Kozhemyakin Yu.V. (Kontebo)	1
182	Furs (ImperatorMeo)	1
183	Bagdasaryan A.A. (Armaand)	1					ban	ban
184	Bazarzhapova N.A. (e39228)	1
185	Shumilin V.A. (N0t1ce)	1
186	Lysenko M.O. (fukkdup)	1
187	Geraskina (margery_evans)	1
188	Frolov I.V. (Zevs pitbul')	1
189	Dushkin V.V. (VladimirDushkin)	1
190	K F. (123haipovayaplesen)	1					ban	ban
191	Korshikov (Ilkorich)	1
192	Ivanov (telecast)	1
193	Biv (BIV99)	1
194	filippinyuk O.L. (22PM)	1
195	Bystrov F. (FEDORBYST3445)	1
196	Chernov (Popupil)	1
197	Rasstegaev I.A. (Rasstegaev)	1
198	Voinkova O. (Ol~)	1
199	Makarov A.I. (arteleon)	1
200	Dzhons (pancho047)	1
201	Fedorov P. (AlbertSpangler)	1
202	Erykalin (IJAKIBS)	1					ban	ban
203	kanat T. (naya111)	1
204	Zavidov A.E. (Mamba555)	1
205	squirrel (squir_el)	1
206	Milyaeva K. (MadamSengo)	1
207	Kabayan I.A. (Irina_K.)	1
208	Kotina (sssssonyaaaaa)	1
209	Zhirnova A.A. (Alisik)	1
210	Chkheidze L. (Cratos211255)	1
211	Tikhomirova K.V. (kariintii)	1
212	Kormschikov V.A. (voovvq)	1
213	Babushkina E. (gstek32)	1
214	Bezb N.S. (Stoun)	1
215	Mel'nikov I.O. (batman154)	1
216	Panuli N. (nklpnl)	1
217	Ant G.V. (goga212)	1
218	kfdksf D.D. (kaideff)	1
219	Shejn A. (AlyoshaYU)	1
220	Volkova M. (Mari225)	1
221	Pantsyreva D. (Shaburkhun)	1
222	tilin (tilin)	1
223	Khokhlov E.P. (Flaysarus)	1
224	Unregistered	45

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