Today's statistics at "SQL Exercises"

June 24, 21:22 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	Kornienko (Ivan Kornienko)	1			5	6
2	fioletovaya (fioletovaya2)	2	1	116		5
3	Williams B. (BW)	8	1	262		2
4	Shibaev (saah)	2	1	20		2
5	Kharitonov N. (RogueLikeLHR)	1					15	26
6	ZH K. (KOKS1996)	1					15	21
7	nex (Nexkex)	1					14	21
8	Bobosvin (Bobosvin1)	2					15	20
9	Hophey (Hophey)	4					15	18
10	qwerty (Sakaturro)	3					15	18
11	Karaulov (vlad0707)	1					14	18
12	Fedotov A. (Amaterasu111111)	3					14	17
13	Bezhnar A.I. (artikius)	1					9	15
14	Shpak (vaster666)	1					9	14
15	Nguyen (NgHDKhoa)	1					9	14
16	Kutlumbetov V.V. (vkutlumbetov13)	1					8	14
17	Shevchenko G.M. (psychokitty01)	2					10	13
18	Zazhigalkin (kzazhigalkin)	1					10	13
19	Istomin A.E. (iShurik)	1					10	13
20	Leonidouse (LeonidouseT)	3					8	13
21	Scherbakov (chYwarY)	1					8	13
22	Vasin V.V. (BakaJan2345)	1					9	12
23	Saperov S.V. (s4per)	1					9	12
24	Kryukova Yu. (July_1201)	1					9	11
25	L A.S. (antonio01110011)	1					9	11
26	Akhmetova Yu.M. (qwertyjhbjhb)	1					9	11
27	Molokanov (kotulya)	1					8	11
28	Gantulga (Danna_g7)	3					7	11
29	Mishra (Ginger457)	1					6	11
30	gtclkmck J.E. (dklcokeco)	1					9	10
31	Osipov M.N. (Maksim22)	2					8	10
32	Vodolazova A.V. (Vodolla)	1					8	10
33	Panov A.A. (AAPanov)	1					8	9
34	Averianov L.A. (levio_))	3					7	9
35	Umrshatyan H. (Har27)	2					7	9
36	Anan'eva V. (v.valerievna)	2					7	9
37	Anisimova A.V. (alinkka67)	1					7	9
38	Studenikin N.I. (Stdnkn)	2					5	8
39	Terekh V. (m3ntor)	1					7	7
40	Lustina Yu.I. (YuliyaLy)	2					6	7
41	Ermolaev R.G. (CryEngi)	1					6	7
42	Dyushembiev A.M. (Dexiv)	1					6	7
43	Kolesnikova A. (pupupu11)	1					6	7
44	Aksenov D.A. (ak5eda)	1					4	7
45	Mal'kov G.V. (Grigor1i)	2					5	6
46	Petrov A.I. (Tobo-bobo)	2					4	6
47	Nusipov D.E. (pingvinittos)	1					4	6
48	Sal'manov O.P. (3303)	1					4	6
49	Tret'yakov A. (Tolyas88)	3					3	6
50	Pushkarev S. (PSV_n)	1					3	6
51	Kovalev N. (Fantasyer)	1					3	6
52	Makshakov N.I. (Makove)	2					5	5
53	Kostyrko K. (SQLKos)	2					5	5
54	Shin (ES1989)	1					5	5
55	Sukhov K.A. (ska_126)	1					5	5
56	Prozukina N. (13Sova13)	1					5	5
57	Nikulenko P.A. (Flower1001)	1					5	5
58	Bondarenko E. (ad_Astra)	2					ban	ban
59	Shalabaev R. (wiki_rus)	2					4	5
60	Kravchuk O.T. (Popori)	2					ban	ban
61	Pedur (gitaristdaone)	2					3	4
62	Ivanov V. (vityansk)	1					3	4
63	Zhukov N. (sariya_)	1					3	4
64	Kyroto1 A. (Kyroto)	2					2	4
65	dubrovina (mrctrla)	1					2	4
66	Petesheva (Yung Satan)	1					2	4
67	Davydov S.M. (Dexx)	1					2	4
68	Khakimov B.S. (0511)	1					2	4
69	Pahadayeu A. (AndOffline)	1					2	4
70	Shashok (hallucination)	1					2	4
71	Babayan A. (Artur.4443)	1					2	4
72	Cardenas J.A. (AlfCard)	1					2	4
73	Krylov P.E. (Pavel333333)	2					3	3
74	Etsenkova T. (Pakkk)	2					3	3
75	Turuzbekova A.M. (Aylin120699)	1					3	3
76	Sverdlov (Saxo_Grammaticus)	1					3	3
77	Anesyan A.A. (Ara23)	2					2	3
78	G G.G. (grishagg)	2					2	3
79	Yana Y.Y. (KeiYana)	1					ban	ban
80	E (neri)	1					2	3
81	Ivanov N. (nick8998)	1					2	3
82	Travkin A.A. (minon)	1					2	3
83	Samovarov P.M. (Petya_Samovar)	1					2	2
84	Ajdaeva M.Sh. (marivanka)	1					2	2
85	Fisenko P.V. (fisenkopv)	1					ban	ban
86	Berdnikov P. (stllife1)	1					2	2
87	Trusov G.A. (Ta_cAmAYa_Uto4ka)	1					2	2
88	Semenov A. (antsmionov)	1					2	2
89	Lom A.V. (andy405)	1					1	2
90	Kudaibergenova (Aizhan_nur)	1					ban	ban
91	Vyaz'mitin (Wwwowa14)	1					1	2
92	Bitsoev E.T. (Bisotti Eduard)	1					1	2
93	Markelova (Gun'ka)	1					1	2
94	Artsyshevskaya I. (esc_del)	1					1	2
95	Berezovskaya D.V. (dashaeverafter)	1					1	2
96	Romanov E.D. (megakiller221105)	1					1	2
97	Golubova N. (NSQL)	1					1	2
98	Dev109 (Dev109)	1					1	2
99	Il'in I.N. (Igor_Il)	1					1	2
100	Pagin D.F. (paginxd)	1					1	2
101	Novikov S.V. (StepashkaRuiner)	1					1	2
102	Komissarova E.A. (guccigova)	1					1	2
103	Asu N. (nikorey)	1					1	2
104	darya D. (daryaymln1)	3					1	1
105	Ko (123kont)	2					1	1
106	Popov N.D. (nikolaj popov)	2					1	1
107	QWEQWE Q.Q. (GATS322)	1					1	1
108	Obukhov A.V. (Alex_71)	1					1	1
109	Stonis S.O. (Sergjik23t)	1					1	1
110	Alekseevich A. (Aleksei.P)	1					1	1
111	Shamakov (Work_work)	1					1	1
112	Iva E.A. (PlatinumKub10)	1					1	1
113	Daron (Daron_g)	1					1	1
114	Soroka (Niksa7)	1					1	1
115	Koptel'tsev V. (selber)	4
116	Lymar' K.K. (Kirill L (TsI))	4					ban	ban
117	DJ (SqlBoy17)	3
118	Danyushin M. (GonLimon)	3
119	Sarkis'yan G. (gennadi_s)	3
120	Odnokurtsev (AlFochino)	3
121	R (kirok)	2
122	Polikarpov D.V. (meowthezy)	2					ban	ban
123	Denisenko E.S. (Denchiklenchik)	2
124	Zhmyshenko (notepu1)	2
125	P I.*. (IrinaPetr)	2
126	Komov S.M. (Komov S. M.)	2
127	Schegol' Yu. (JulyaSchegol)	2
128	Zajtsev V.P. (Vyacheslav28)	2
129	Tikhomirov V.B. (t-slava)	2
130	Nazarov (Neislaw)	2
131	Komarova (pkomarova)	2
132	Putilina E.E. (knyaz'676767)	2
133	nyan A. (arinyanx)	2
134	Justice (Bodya_Cr)	2
135	Singh R. (risb)	2
136	K E.K. (Ermek77)	2
137	Komkov A.S. (xsaidepp)	2
138	Kuz'mina E.V. (Fiction)	1
139	Krasovskij E.A. (pegoopik)	1
140	Gitinomagomedov (gmansur88)	1
141	Filippova (verve)	1
142	Ryazantsev I. (heyheyhey)	1
143	Pototskaya (kusochek-91)	1
144	Abdulmanapov A. (Dvarik)	1
145	Voronov D. (Elnov.70)	1
146	Sah (tomatiks)	1
147	Tikhonova E.N. (evti)	1
148	Chetin (Chetin)	1
149	Nikol'skij I.Yu. (igoryun)	1
150	Tsay S. (Sergey Ts.)	1
151	P (Syrkovski)	1
152	Ivanov I.I. (vlad91)	1
153	Fedoronchuk K. (KusKolbasy)	1
154	Khvostantseva A.M. (czm_nevi)	1
155	Egorenkov (shrek3d)	1
156	Sergey (Floony.by)	1
157	Bezmolitvennov I. (Vano310@)	1
158	Sidorovich O.V. (sidorovich_olga)	1
159	Dzhigirey A. (andrey_f0x)	1
160	Sanni A. (W_Squirrel)	1
161	Kiseleva D.A. (Di Joy)	1
162	Il'ichev E.V. (EvIlichev97)	1
163	Kuvshinov S.M. (passag)	1
164	Shabanova N. (ssssh)	1
165	Shestakov K. (password720)	1
166	Petrov (R1ko)	1
167	Novikov K. (novikovkostya)	1
168	Atoyan (N V)	1
169	Sergey (SergeyKulagin)	1
170	Obozkanova N.A. (Nussi)	1
171	Usov E.V. (YegorYssov990)	1
172	Khabirov B.A. (bulyn)	1
173	Ochirov Zh.A. (zao3)	1
174	Panicheva V.D. (_Vika_)	1
175	Mirgaleev I. (darius1)	1
176	Belalova A. (anabe)	1
177	Aro E.F. (Ekaterina Araud)	1					ban	ban
178	Golanov A.A. (Shikano)	1
179	Zan'ko D.I. (PRUF)	1
180	Bykovskij K.S. (_Uncore_)	1
181	Safaryan E.A. (edgar06081986)	1					ban	ban
182	Rodin (uoloki)	1
183	Zajtsev R.O. (zayrox)	1
184	Stepanenkova M.A. (Zireael47)	1
185	Musin A.R. (Azat3007)	1
186	adamova L.R. (leroniiii)	1
187	Sorokin A.M. (AlexSorokin)	1
188	Ivanov I. (olegMagento123)	1
189	Odegov A.I. (KovroLitik)	1
190	R. (Wra1th)	1
191	Nik (nikvip)	1
192	Tokar K.I. (Zegwaer)	1					ban	ban
193	Myagkostupov E.P. (Evgeny_Myagkostupov)	1
194	Korolkovs (fkorolkov2)	1
195	Engler (engler)	1
196	Skibin V.V. (SQL_vvs)	1
197	Kruglyak T. (wvwhi)	1
198	Pavlov I. (abees)	1
199	Lysykh V.K. (Usilitel')	1
200	S (sergeenko@phystech.edu)	1					ban	ban
201	Akameeva S.V. (SVA1)	1
202	Bulavko D.V. (az.esm)	1
203	Morozova P.D. (mat_harp)	1
204	siiiz A.E. (yotsumeeeeet454hg)	1
205	Lityushkin A.I. (alexlit)	1
206	Sokolov A.A. (Sok_91)	1					ban	ban
207	m4d (m4df0x)	1
208	Denisov N.A. (colorized!)	1
209	Ivanova (Alexa11111dsfsd)	1
210	Sar B. (Sobol-08)	1
211	Nazarenko N.A. (Optimist47)	1
212	Taranets A.A. (AnaStar)	1
213	Lyal'kova I.S. (Davydova)	1
214	--- (lockjaw556)	1
215	Shutova P.A. (iolin)	1
216	Soboleva I.Yu. (Matreshka_)	1					ban	ban
217	Bochkova (AnyaBo)	1
218	Lebedev E.A. (hardbit)	1
219	Ganiyev A. (lernanto)	1
220	S (n1pron)	1
221	Volod'kin Zh.Ch. (BakaJan1234)	1
222	Petrukhin M.A. (DidicitDiscere)	1
223	Ivanov M.A. (Yokki)	1
224	Dsrov (dsrovvv)	1
225	test (qwerty37892)	1
226	Stroev A.A. (sni1lout1)	1
227	Kuchuk T.S. (Timofej Kuchuk)	1
228	Amirbekov A. (lawest02)	1
229	Go G.G. (greegory)	1
230	Prokhorova (TeronSL)	1
231	Ivanova A.A. (Nasstia449)	1
232	roit (roiti_demo)	1
233	Yusupov T. (senddd)	1
234	lolkeker I.G. (smetenayoy)	1
235	Ivanov I. (aoaooaoaooaoaooaoa)	1
236	El'yashova E. (eelyashova)	1
237	Kurb (bibawyw)	1
238	Kozionov M.Yu. (perfalll)	1
239	Arakcheev (ragtime)	1
240	Dojko D.A. (ddoyko)	1
241	Bukov V.A. (Darkvran)	1
242	Bozhko D.A. (DanDjeck)	1
243	Semenich D. (MorganIskuplenie)	1
244	Serikbaj A. (arssssss)	1
245	Gurkin (gurinho)	1
246	Ivanov I.I. (Triton67)	1
247	Davtyan (Lem1408)	1
248	Dementr (dementr02)	1
249	Ivanov D.G. (Gost_iz_budushego)	1
250	Unregistered	61

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