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November 14, 12:49 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	Strizhova A. (blitecat)	1			10	11	15	22
2	Stepanova (Lectrasim)	1			8	10
3	Makhmadnazarov E.A. (Refcvbs)	3			6	8
4	dsdd S.S. (Tokoyaki2)	1			5	7	ban	ban
5	Naumov A.D. (wad881988)	1	2	112		3
6	Borschovetskij I.N. (Igor2.0)	1	1	2		1
7	Polovnikov T. (Terfusa)	1					ban	ban
8	Dodonov S.A. (PRAVDA_SEMPAI)	1					15	26
9	Amiri A. (A.Aa)	1					ban	ban
10	Takhm A.G. (TaktakTaktak1)	1					15	24
11	Zhuravlev S.S. (loonsige)	2					ban	ban
12	Demin M.V. (sorryamvatakat)	1					ban	ban
13	Khudzhanazarov O.Sh. (oleg_52)	1					ban	ban
14	Matushkin D.S. (Morty_72)	1					15	20
15	Avdeev M.V. (Maxim_Avdeev)	2					ban	ban
16	Bondar' N.A. (Nikbond)	1					ban	ban
17	Red M.G. (tiphereth)	1					10	14
18	T A.D. (Anton-x-12)	2					10	13
19	Okunev D.E. (ellqthh)	1					9	13
20	kostina V.O. (v k)	1					8	13
21	Valigura (Anonimys___9767)	1					8	13
22	Bulankova V.V. (bulankova_valeriya)	1					ban	ban
23	Alikulov Z.D. (Ziyovuddin_5876)	1					8	12
24	Nesterenko N.A. (NesterenkoNANULL)	1					7	12
25	R M.V. (rybakmak)	1					8	11
26	Izmajlova (NataliyaIzmailova)	1					7	11
27	Bizyuk I. (sh4db)	3					7	10
28	Kivi (kikivikivikikivi)	1					6	10
29	Sap O. (perfectin)	1					6	10
30	Grigor'ev V.A. (varfalamey)	1					ban	ban
31	Chuprova N.E. (selecty)	1					ban	ban
32	Dubovtsova D.L. (Yesnere)	1					6	9
33	Kovalenko A.E. (problemsolver9095)	1					6	9
34	Platonov (Zkhr)	2					8	8
35	Telegin S. (Fra1zen)	1					8	8
36	Pranoich N.N. (nikkuta6)	1					5	8
37	gavrilyastyj I.A. (veter-duet)	1					5	8
38	Mikhalev D. (dimab00ss)	1					4	8
39	Meskhi M. (michomeskhi)	4					6	7
40	Shpak (vaster666)	1					6	7
41	Maslov (SlowDe)	1					6	7
42	Chuyanov A. (FoxM)	1					5	7
43	Gallo V. (phyx1)	1					5	7
44	Turdiev U.M. (uluk_249)	1					ban	ban
45	Bashlachyov (a8)	1					4	7
46	Ivanov (amotu)	1					6	6
47	Tarasiuk K. (Redactor)	1					4	6
48	Mirchuk N.M. (kolz)	1					4	6
49	Petrovich V.G. (vvavikks)	1					4	6
50	Dolgaya D.V. (dernilliop)	1					4	6
51	Rusanov K. (daredevil-895)	2					5	5
52	Lester M.-. (agolfhitter)	1					5	5
53	Petukhov M.D. (Rolland Ultra)	1					5	5
54	Kamazin (PiskaKiska)	1					3	5
55	Karpets A.A. (Alena Karpets)	1					3	5
56	Stikhov I. (soss)	1					3	5
57	Safronov P.A. (Paulus73)	1					2	5
58	Kowalski (AndrewJHK)	2					4	4
59	Smith C.J. (MrSmith007)	1					4	4
60	Budzich M. (Zviger)	1					4	4
61	Zealy (Zealys)	1					4	4
62	Khomyak N. (BuLochk@)	1					3	4
63	rezepova (sssoneka)	1					2	4
64	Mazepa A.D. (AnnaMazepa)	1					2	4
65	Oleksyuk S.D. (cjyzjktrc.r)	1					2	4
66	Korovin D.Yu. (t1quuuu)	1					2	4
67	Gryaznov M.A. (sushichef)	1					2	4
68	Z S. (StepanZ)	1					2	4
69	Vukolov A. (al.vuk)	1					1	4
70	Tofan N.A. (Nikitaa341)	1					3	3
71	Isakov D.A. (TupoDima2018)	1					3	3
72	dachmenaa D.D. (dachi12345678)	1					3	3
73	Kondratyev G. (curlypop)	3					2	3
74	Bahin N. (Bahin)	1					ban	ban
75	Baku N.D. (Nikolay_Baku_01)	2					ban	ban
76	Marusova I.V. (Lighthouse55)	2					2	2
77	Yumenskaya O.D. (Mod_00)	1					2	2
78	Rogova (ann7516)	1					2	2
79	Sedov K.E. (_Deucalion_)	2					1	2
80	Pikuleva (kessedey)	2					1	2
81	Polyakov V.M. (rock_4)	1					1	2
82	Pirnazarov S.D. (Therainn)	1					1	2
83	Markova (Irena280880)	1					1	2
84	Gubenin M.A. (Yang_Doctor)	1					1	2
85	Podpletneva M.A. (Mari8787)	1					1	2
86	M (DanilM2304)	1					1	2
87	Galkin A. (agm10)	1					1	2
88	Govrushin (S.Govr)	1					1	2
89	Chernov M.V. (mishgan2021)	1					1	2
90	Kerimov S.Yu. (sann)	1					ban	ban
91	Kalistratov A.A. (Proto13)	1					1	2
92	Erzhov (pepsik)	1					1	2
93	Kokhova Yu.A. (CrazyFox1)	1					1	2
94	Kazakova O. (Olesiaregion30@mail.ru)	1					1	2
95	Sakhnova V.I. (Kukuruza Zhelezyaka)	1					1	2
96	bl O.L. (zsch)	1					1	2
97	Akhnapov (RAT3434)	1					1	2
98	Maevskaya A.N. (mvskkkk)	2					1	1
99	Andruschuk S.V. (UserDB25)	2					1	1
100	Timakin N.G. (Niko231)	1					1	1
101	Platonov A. (Golden-Times)	1					1	1
102	Kamenskikh (Amelia-Swan)	1					1	1
103	Abramov V. (Vitaminez)	1					1	1
104	Kereniyazov Y.E. (yerassyl1)	1					ban	ban
105	Abakumova E.A. (Abel1768)	1					1	1
106	Kara (Royal1V)	1					ban	ban
107	Politov (Eugene01)	1					1	1
108	Baul' N.V. (Bionicka)	1					1	1
109	Lazarev S.A. (In_Spire)	1					1	1
110	Smol'nikov F.A. (_smolnikov_)	1					1	1
111	Kryshkin (alkr)	1					1	1
112	Karll_Max (Karll_Max)	1					1	1
113	Koptel'tsev V. (selber)	2
114	Buzlaev F. (fedorbuz)	2
115	Kharitonov P. (kharitonov546)	2
116	butkhuzi A. (ALEKSANDREBUTKHUZI1)	2
117	Krotov N.R. (KrotovNik)	2
118	Pudikov N.D. (psevdonim_zanyat)	2					ban	ban
119	Novikova E.V. (Helen007)	2
120	ilona (ilonascientist)	2
121	Belyak (TheTester)	2
122	Ryasn (Nekit125)	2
123	Sure S. (simonko)	2
124	Sidnev N.A. (Sidnev)	2
125	Puzenko D.A. (easy_corn)	2
126	Kurilko E. (kurilego)	2
127	Sidorov A.S. (_CodeIN_)	1
128	Krasovskij E.A. (pegoopik)	1
129	Medvedeva M.A. (marusy)	1
130	Svetlyj S.S. (Prostoy)	1
131	Gulyaev S. (sergey.g)	1
132	Zharikov P.S. (Zhar19-85)	1					ban	ban
133	Livshits (@Valeriy)	1
134	karanwal A.K. (anshul_k_k)	1
135	Lysikov V. (Veast)	1
136	Ratnikov K.A. (pomkoston)	1
137	Saverchenko V.A. (vova565)	1
138	Bakaev O.E. (AjzekKlark)	1
139	Borisov R.D. (RomanAtlas)	1
140	DedSec ($$$Leprikon$$$)	1
141	yantos (yantosina)	1
142	Gnusin A.A. (alexey63)	1
143	Statsenko V.O. (ValerDOS1x)	1
144	Yakshin I.V. (ivan_y)	1
145	Ostrov L.M. (Levisland)	1
146	Kozlovskij A. (mikki13)	1					ban	ban
147	D T.A. (Taiqa)	1
148	Kulich (Rina178)	1
149	Pavel P.P. (Pavel88)	1
150	Buyanova ($IRIN@)	1
151	Kudryasheva (andena)	1
152	Khudyakov S.V. (Macritza)	1
153	Asatryan A.G. (Knw)	1
154	Artem (Pine)	1
155	Shajkhutdinov M. (dep0n)	1
156	Zhebegenova M.R. (29330)	1
157	Loginov S. (loginov_sql)	1
158	Shu (Shu_89)	1
159	Khudina Y. (ya_khudina)	1
160	Akhtyamov D.G. (Akhtyamov)	1
161	Krasnikov E.I. (Krasnikov E.)	1					ban	ban
162	Sarkis'yan G. (gennadi_s)	1
163	Arslan L. (MaestroMorte)	1
164	Skokov B.S. (leks$$)	1
165	Alekseev D.A. (Alekseev D.K.)	1
166	Zakirova (Gulsumzakirova)	1
167	Kulik A.L. (kulika)	1
168	Ziterev (Batysai)	1					ban	ban
169	Bes D.E. (Work0)	1
170	R. (Wra1th)	1
171	Shelyagin A.V. (Andrej_161)	1
172	Salij M.O. (MaxLunia)	1					ban	ban
173	Yas P. (MAKEMYDAY)	1
174	Komov S.M. (Komov S. M.)	1					ban	ban
175	ghfgf (retre66)	1
176	Klejnshtejn S.S. (BLEAK)	1
177	Savinova (Radgik)	1
178	Maratov O. (spoer)	1					ban	ban
179	Lysykh V.K. (Usilitel')	1
180	Nikulin N. (Niknikul)	1
181	Vasin (sunkin)	1
182	Vlasova T.A. (Bubylda_Bubkina)	1					ban	ban
183	Vinogradova E. (-Helen-)	1					ban	ban
184	Gorev N.A. (Doigram1)	1
185	Kanatuly A. (Azamat cs 23-09)	1					ban	ban
186	Pestova Yu. (Ranko)	1
187	Merkulov A.D. (ParabellumKS)	1
188	Medvedev Ya.V. (Mogilka)	1
189	Polyakov Ya.A. (Pbl6OJloB)	1
190	Saipov B.D. (ACE EVANS)	1
191	Sirotin N.N. (nikita sirotin)	1					ban	ban
192	Rumyantsev D.A. (DenisRumyantsev23isbo4)	1
193	Deryugin M.A. (deryugin maxim)	1
194	Davranov A.B. (Atabek)	1
195	Abetskij A.A. (pusto_o)	1
196	Zhurin D.I. (ZhurinDmitry)	1
197	Ponomarenko I.G. (ponomarenko_irina)	1
198	Fatykov R.I. (TakeshiKatsuro)	1
199	Dolgorukov A.A. (Andrey_Dangen)	1
200	Pakin N.S. (nikitta)	1
201	Mamadnazarov S. (Parfwrest)	1					ban	ban
202	Tenga T. (togirami)	1
203	Mi (altronus)	1
204	Kol'rabi R. (Renat Kol'rabi)	1
205	Bogushevich L.O. (Lyubabogushevich)	1
206	Ten D.L. (tendaTT)	1
207	Odnokurtsev (AlFochino)	1
208	Dedushkin V.P. (svarova)	1
209	Smoking M. (mrsmoking112)	1
210	Khilalova L. (kh_l_1860_)	1
211	Noskov I.S. (nskvn)	1
212	Bobrov D.V. (DovaAVI)	1
213	Tok A. (SweeetStensent73)	1
214	Il'chenko A.M. (IL-2-1985)	1
215	yerko Y.Y. (yerko)	1
216	melikidze I. (ilia701)	1
217	Kurtov V.A. (vak228339)	1
218	Lysakova (Svet Amur)	1
219	Abdygaparov A.T. (Abgidaparov_Azamat_012)	1					ban	ban
220	Sobolenko L.E. (sputnavila L)	1
221	Ivashkeviya I.I. (Garik69)	1
222	Lee (alslorde11)	1
223	Pastukhov A.A. (Counselor7496)	1
224	Mutumbu (H.P. Baxxter)	1
225	Johny (better_than_any)	1
226	natalka_1222 N.S. (natalka_12)	1
227	Manina T. (ooo.my.oborona)	1
228	Ten V.A. (vi10)	1
229	Kusi A.S. (Kuskus505)	1
230	Serov (shshshs)	1
231	Makhmadnazarov E.A. (Eradz)	1
232	Kulikova V.D. (ViktoriyaKulikova)	1
233	Unregistered	26

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