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November 17, 10:24 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	Kravtsov R.I. (Reafag21)	1			11	12	ban	ban
2	dasda D.D. (ssssadsaaaaaaa)	2			10	11	ban	ban
3	Idrissov Y.A. (Kosharik_545)	1			9	9	1	2
4	Kanatuly A. (Azamat cs1 23-09)	3			6	7	ban	ban
5	Gorbunov (gorbunovms)	1			5	6
6	Reshetnikova Yu. (wallflower_meow)	1			5	5
7	Stepanova (Lectrasim)	1			2	3
8	Rysdavletova (RysdNeiAid)	4	1	1		1	ban	ban
9	Britvin (Britosh)	4					ban	ban
10	Tkachenko A.P. (Tkach401)	1					ban	ban
11	Mailin D. (LAFLAME)	2					ban	ban
12	Zhaksylykova M. (madmed0107)	3					ban	ban
13	v X.Z. (testik-777)	2					ban	ban
14	Omirzak A.O. (Asoasoosa)	1					ban	ban
15	?bіken O.T. (olzhasaaa)	2					ban	ban
16	Boribaev A.N. (Asik0060)	1					15	27
17	Lychagin M.R. (RaMz1s)	1					ban	ban
18	Altynbek T.S. (tair___)	5					ban	ban
19	Sultan A.M. (artless_)	1					14	27
20	Gavrilov I. (Gavrilov Ilya)	1					15	26
21	Shpilevaya K.P. (kukukuku)	1					ban	ban
22	Kanatuly A. (Azamat cs 23-09)	4					ban	ban
23	sdf (pomidor4ik4)	1					ban	ban
24	Omirzak A.A. (Alisher010101)	2					ban	ban
25	Dodonov S.A. (PRAVDA_SEMPAI)	1					15	23
26	Takhm A.G. (TaktakTaktak1)	1					ban	ban
27	Sarsenbay R.N. (qwezzlyy)	3					ban	ban
28	Adil'baev A.D. (altair___)	2					ban	ban
29	Omirzak A. (Akagamq123)	1					ban	ban
30	Yanov (qwegul)	4					10	19
31	adil Z. (Zakkol)	1					ban	ban
32	Ryasin V.A. (I_Zero_I)	2					8	16
33	Shukir E.K. (Eraso)	3					ban	ban
34	Kereniyazov E.E. (kereniyazov555)	3					ban	ban
35	Dyusenbin A.K. (Kanatovich)	1					ban	ban
36	Khudzhanazarov O.Sh. (oleg_52)	1					ban	ban
37	Shakhali (kokim)	1					10	13
38	Ushakov V.M. (DarKGiro)	2					ban	ban
39	Vasilkov (Stenzy)	2					8	13
40	Avdeev M.V. (Maxim_Avdeev)	3					ban	ban
41	Murza A. (MacroDonner)	1					ban	ban
42	Bobretsov V.A. (Sups312)	1					6	11
43	Ermekbai D.G. (diko22)	2					6	10
44	tarakanov M.D. (starrage)	1					ban	ban
45	Khilalova L. (kh_l_1860_)	1					7	9
46	Kerimov S.Yu. (sann)	1					ban	ban
47	Sukhotin A. (Artem_77)	1					ban	ban
48	sdfff (pomidor4ik1)	1					ban	ban
49	zxc N.N. (nearss)	1					ban	ban
50	Shmidt A.I. (Magic_russ2)	1					ban	ban
51	Artem'ev I.D. (TH3YTeLLM3)	1					4	6
52	Polezhaev (Kirill123321)	1					4	6
53	Sul'timov N.B. (kasatka228)	1					5	5
54	Puzanov (na1kone)	1					5	5
55	Khrabrov A.A. (drshtoppor)	2					ban	ban
56	Shutov S.A. (saveliyS)	1					ban	ban
57	Rybakov M. (Wheat)	1					4	4
58	Kasimova E.V. (KatyaKasimova11)	1					3	4
59	Kashlakov N. (sva1ak)	1					3	4
60	Kanischev M.V. (blvckiz)	3					2	4
61	Tofan N.A. (Nikitaa341)	1					2	4
62	Karpets A.A. (Alena Karpets)	1					2	4
63	Akhmetzyanov (EmilAhmetz17)	1					2	4
64	Komov S.M. (Komov S. M.)	1					ban	ban
65	Bogushevich L.O. (Lyubabogushevich)	1					3	3
66	Pavlenko D.I. (Jagger156)	1					3	3
67	Politov (Eugene01)	2					2	3
68	maisuradze A.M. (MrBrend)	1					2	3
69	Kormilin A.A. (Aleksandr Kormilin)	1					2	3
70	serikova L.A. (lunaraserikova)	1					1	3
71	Lee (alslorde11)	1					2	2
72	Lautermil'kh A. (lrsck)	1					2	2
73	lamia L.L. (lamiaaa)	1					1	2
74	Krasnikov E.I. (Krasnikov E.)	1					ban	ban
75	Kivi (kikivikivikikivi)	1					1	2
76	El'nikov I.V. (ilya911)	1					1	2
77	Mazepa A.D. (AnnaMazepa)	1					1	2
78	M (DanilM2304)	1					1	2
79	Tikhonova M. (timary98)	1					1	2
80	Riskov G.S. (Gleb_Riskov)	1					ban	ban
81	Klenin (kostyllSQL)	1					1	2
82	Bredikhin M. (maxim_bredikhin)	1					1	1
83	Petrov E. (nexiee)	1					1	1
84	Finogeev M. (MaxFinog)	1					1	1
85	Kajgorodtsev (shaner_SQL)	1					1	1
86	Orlov N.V. (nikita5283)	1					1	1
87	Kokhova Yu.A. (CrazyFox1)	1					1	1
88	Shestakov M.S. (exzizsten)	1					1	1
89	aaa S.D. (okolo_ttogo)	1					ban	ban
90	Lysov V. (slpwlkr)	1					1	1
91	Sitnikov A. (Alexandroff)	1					1	1
92	Semenyutina (vouzetre)	1					1	1
93	no bitch N.S. (tiladura)	1					1	1
94	Rakhman N.N. (Kuka0099)	5					ban	ban
95	Gusejnov R.E. (Rafaeldbm)	5
96	Sapa N.B. (Nurik1616)	4					ban	ban
97	Shumejko D.A. (darya25)	3
98	Mikhalev D. (dimab00ss)	3					ban	ban
99	Odnokurtsev (AlFochino)	3
100	Scherbina S.A. (shcherbinator)	3
101	Chesakov D. (danyache)	2					ban	ban
102	Komarov R.V. (Roman_Valerievich)	2
103	Kondratyev G. (curlypop)	2
104	Bogovarova A.R. (sassshhhkkka)	2
105	Zhukov (melix)	2
106	Feofilov M.A. (Feofilov M.A)	2
107	Belyakova K.S. (kira_kek)	2
108	Galieva G.R. (Gulechka_12)	2
109	Krivtsov R.R. (Krivtcov)	2					ban	ban
110	dorofeev (cafri)	2
111	Chistov S.R. (semennnnn)	2
112	Sitnikov I. (d1_0n3)	2
113	Tursynali A.Z. (adikamasika)	2
114	angelgeo (angel_geo)	1
115	Koptel'tsev V. (selber)	1
116	Polyakov V.M. (rock_4)	1
117	Lyustochkin K.S. (lamp2502)	1					ban	ban
118	Test T.T. (Test111)	1
119	Mynbaeva Zh.S. (ZhankaZhanka)	1
120	Mill K.J. (kindenko)	1
121	Syrovatka A.N. (Alexander Syrovatka)	1
122	Yakshin I.V. (ivan_y)	1
123	Gimaev N.A. (Nazar zhestkij)	1
124	K A. (ARSENY2022)	1
125	Majgur Yu.I. (JulM)	1
126	Borschovetskij I.N. (Igor2.0)	1
127	Gryaznov A.D. (ALEKSEY250990)	1
128	Yu D. (dendypaper)	1
129	Makoveev K.O. (k3rik)	1
130	R (chatdepallas)	1
131	Kubaj I. (sgheerty)	1
132	Akhtyamov D.G. (Akhtyamov)	1
133	Tyum (Orosimatu)	1
134	Belov (spst)	1
135	Skokov B.S. (leks$$)	1
136	Ivanov (userTest1)	1
137	Dolgikh V.D. (fisheryy)	1
138	Russkikh D.S. (rtyzx)	1
139	Makarov K. (Buzz89)	1
140	Aniskovich E. (evgeniyaniskovich)	1
141	k (lli)	1
142	Miroshnichenko E.K. (hulk00)	1
143	Bes D.E. (Work0)	1
144	R. (Wra1th)	1
145	Severin A. (Azirsan)	1
146	Mazanov (Cepnoj)	1
147	Zhandaulet D.D. (darhanzan)	1					ban	ban
148	Abolonko (Dmit)	1
149	Maratov O. (spoer)	1					ban	ban
150	Lysykh V.K. (Usilitel')	1
151	Subbotina A.O. (svirya)	1
152	Karapet'yan M. (mariyakarapetyan)	1
153	Medeu M. (m1medeu)	1
154	Nurtai (Nurtai95)	1
155	Ashirbaev A.B. (UselessMouth)	1
156	Il'gin P. (Femida_v_krujevax)	1
157	Velichenkov D.A. (Galotane)	1					ban	ban
158	Antipova E.D. (EkaterinaRazdaibedina)	1
159	Podpletneva M.A. (Mari8787)	1
160	art A. (artemfff321)	1					ban	ban
161	Vinogradova E. (-Helen-)	1					ban	ban
162	Abramov V. (Vitaminez)	1
163	Novikov D.Yu. (Saint_Rabbit)	1
164	Koland M.G. (Michael Kol)	1
165	Kereniyazov Y.E. (yerassyl1)	1					ban	ban
166	Kosogorova A.K. (AlexandraKK27)	1					ban	ban
167	namrozar R. (namrozar)	1
168	Shukir E.K. (Eraaasss2)	1					ban	ban
169	Saipov B.D. (ACE EVANS)	1
170	Zhuravlev S.S. (loonsige)	1					ban	ban
171	Chuyanov A. (FoxM)	1
172	Oschepkova V.A. (Viktoriya Oschepkova)	1
173	Ponomarenko I.G. (ponomarenko_irina)	1
174	Lesnikova (PolinaLesnikova)	1
175	Makhmudov (zeyd11)	1
176	Stepina A.K. (rekowa)	1
177	Toleubay M. (mukh4medzhan)	1					ban	ban
178	Tsygvintsev O.S. (Tsygvintsev_O)	1
179	Khrabrov A.A. (kingdmforever@gmail.com)	1					ban	ban
180	Chernova P.E. (wrtpoh)	1
181	Pashin S. (EKVA)	1					ban	ban
182	Kolesnik (truetkb)	1
183	Mitrakov L.V. (Xione)	1
184	Petrov (AlphaGigaChad)	1
185	sayranov1 (esayranov11)	1					ban	ban
186	Erzhov (pepsik)	1
187	Moiseeva A.V. (Niim)	1
188	Labutin A.D. (Artyomka52)	1
189	Logutov D.Yu. (Logutov Danil)	1
190	Anyanov K. (Arhimed993)	1
191	Kashintsev (kokomu)	1
192	Pirozhkov (Pirozhnichkov A.)	1
193	Zhao W. (Apdo)	1
194	Noskova A.V. (navchik_)	1
195	Nechaeva P.D. (Nechaeva Polina)	1					ban	ban
196	yerko Y.Y. (yerko)	1
197	Lyaginskov I.A. (igor620)	1					ban	ban
198	Bulgakova Yu.O. (vuasfu)	1
199	null N.N. (pseudosnake3)	1
200	Baitalokha S. (grimebunny_god)	1
201	Semeshko A.A. (EnotikonZ)	1
202	Gulin V.I. (Vlad122)	1
203	Chirkov E.Yu. (EgorChirkovchik)	1
204	Shestakov E.D. (wnwnkm3)	1
205	rr D.O. (Den44845)	1
206	Borovikov M.S. (mikebor)	1
207	Bondar' N.A. (Nikbond)	1					ban	ban
208	Kas'yanov (jjfxfxzxqqq)	1
209	Denisov D.A. (Batyschka)	1
210	Kurtov V.A. (vak228339)	1
211	Bashlachyov (a8)	1
212	Belyak (TheTester)	1
213	Sap O. (perfectin)	1
214	Puzenko D.A. (easy_corn)	1
215	Fayzullayev N.N. (Unknown_phrase)	1
216	Rudovich A. (Rudovich)	1
217	Romanov R.R. (bubilda1234)	1
218	Kuragin D.V. (AlexDubson)	1
219	Korolev M.M. (cmbbtw)	1
220	Y B. (385evs)	1
221	Gubin N.P. (Asdemio)	1
222	Mer (sngrnd)	1
223	Pratt (lamoriniere)	1
224	Dorik A.C. (dorik1498)	1
225	Kovzyain G. (Patapim)	1
226	Kazakov N. (StarSoul)	1
227	Mezentsev I.S. (Mez)	1
228	Krivtsun A.S. (lxn_kn)	1
229	Adilov Z. (zhako007)	1
230	Askar B. (Bagda)	1
231	A Z.A. (zhibekkk)	1
232	Abdulkhakimov D. (Dukaa)	1
233	Unregistered	21

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