Today's statistics at "SQL Exercises"

August 31, 14:43 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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  • "Liberal" rating
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  • TOP 100 of Learning Stage
  • Rating by summation of ranks
  • Top 10 (photos)
  • Last-week results
  • Rating of second-stage exercises (average)
  • Rating of 2nd-stage exercises (median)
  • Author's rating  • 2nd stage rating up to exercise:
   enter No 
  • Rating on the exercise:
   enter No
  • Optimistic rating
   enter factor

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  • Сhanges in exercises' TOP 10
  • Results' chart

SQL exercises

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  • SELECT (learning stage)
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      choosing DBMS)
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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	Skokov B.S. (leks$$)	1	1	45		2
2	Mal'tsev V.O. (monsterlolit)	2					15	22
3	Sedun A.A. (antoshaSQL)	1					9	15
4	Gopanenko (Zapruda)	1					11	14
5	Bektashev I.V. (ilven10)	1					9	12
6	DMRITsD (TheCupOfMagic)	1					8	11
7	khaytkulov (Kronom)	1					7	11
8	Ivanova O.N. (olga_ivanova)	2					5	11
9	Detrienko D.S. (Dmitrij Detrienko)	2					7	9
10	Zhandarov A. (Leshka_1322)	2					5	9
11	Vysochanskij D.V. (ddrproxy)	1					5	9
12	Noskov P.I. (P_noskov)	3					5	8
13	Martynov (daeso)	1					5	8
14	Shishova P.S. (shajealess)	1					5	8
15	Koala2 (Koala2)	2					4	8
16	B (silver10lucky)	1					7	7
17	Il'in S. (Maito_Gai)	1					6	7
18	Ivanov D.I. (dimonivanov)	1					6	7
19	grigor'eva V.D. (pivovar123)	1					5	7
20	Usanova D.A. (Usanova Dar'ya)	1					4	7
21	Petsgol'dt P.K. (Pavel1PK)	1					4	6
22	Star E. (raskodirovan)	1					4	5
23	Novikov P. (btte21)	2					3	5
24	Astrelina D. (smiling_corgi)	1					3	5
25	Borodin A. (Rignar)	1					3	5
26	Petrov (shader1)	1					4	4
27	Yamshikov V. (Qgol)	1					4	4
28	sar G. (konick_gs)	1					3	4
29	Dev A. (bluefish4you)	1					3	4
30	Cherniy S.C. (mabakarov)	1					3	4
31	Urakina K. (Ksu774)	1					2	4
32	Isakov (Isak)	1					2	4
33	Romanov (PirateCat)	1					2	3
34	Koloskov (Art_Dart)	1					ban	ban
35	Shakaryan B. (bogdanshakaryan)	1					2	3
36	Lyakh (LinaL_)	1					2	3
37	Kornienko (Ivan Kornienko)	2					1	2
38	Murat I. (Inzhu_murat13)	2					1	2
39	Karavaev A.S. (karavaev_as)	1					1	2
40	Shagalov O.L. (TTC)	1					1	2
41	Komissarov E. (Lalafa1)	1					1	2
42	Berseneva T.M. (Bersa_3785)	1					1	2
43	Zhur V. (mrvaroz)	1					1	2
44	kofuku (Kofuku)	1					1	2
45	Sklyarov A.M. (DataRadist)	1					1	2
46	Leont'evskij D.Yu. (Denis__20)	1					1	2
47	Makarova A. (JuStudent)	2					ban	ban
48	Guschin I. (IgorZadachkin)	1					1	1
49	Tikhomirova K.A. (tihomirova.k2)	1					ban	ban
50	Zozulya P.A. (Polechkaaa)	1					1	1
51	Demidov M. (ceramicboy)	1					1	1
52	Slesarenko S. (SleSergey)	1					1	1
53	Murat M. (murat_mukhammed)	4
54	Ivanov (UB_Oleg17)	2
55	Korolev R.V. (zouker)	2
56	Shaikh (Angy33)	2
57	user (roitiuser4)	2					ban	ban
58	Romanchuk I.A. (ial.romanchuk)	2
59	Kolesnikova (Monika26)	2
60	Shtumpf A. (shtumpf)	2					ban	ban
61	Gilyazov V.M. (gvmeow)	2
62	Krasovskij E.A. (pegoopik)	1
63	keieiuty (keieiuty)	1
64	Vasiljev D.-. (ToFu)	1
65	Ushakov D. (Gromozeka)	1					ban	ban
66	Vinogradova S.M. (Tigra1)	1
67	Sergeev V. (32b)	1
68	Malykhin M. (MasterOfMind)	1					ban	ban
69	Evseev D. (xOnelinx)	1
70	Zhigarev M. (Smile13)	1
71	Buta S.N. (SergeyButa)	1
72	Revin A.V. (Randry)	1
73	Piranevskiy A.A. (Piranevskiy)	1
74	Filatov D.D. (Anticoder)	1
75	Ti (Ost2020)	1
76	Taras D.S. (Parit)	1
77	Nikolov (petarnikolov)	1
78	Kharchenko V.V. (vladosio)	1
79	qwe R.Y. (TheWrongOne992)	1					ban	ban
80	Sharapatov N.S. (qum11ch)	1
81	Rumyantseva L. (ahren_enigme)	1
82	Terekhov I.E. (foxboy)	1
83	Beketov (becat)	1
84	Nuradinov U. (urasan)	1
85	Sarkis'yan G. (gennadi_s)	1
86	Bykov (sky-shore)	1
87	Tereschenko (mtifas)	1
88	Zasorina A.B. (Zasorina221115)	1
89	NIkolay (Nikilay)	1
90	petrov (petrov991)	1
91	Ivanov F.K. (fedor2004)	1					ban	ban
92	Konogorskij L.E. (konogorsky Leo)	1
93	Musin A.R. (Azat3007)	1
94	Frantskevich A.Yu. (Megoosa)	1
95	Kokoulina E.A. (janekoko)	1					ban	ban
96	Mozgovoj R.A. (Roman17)	1					ban	ban
97	Khokhlov (TermiDD81)	1
98	Korolyov V.V. (CHOTKIY)	1
99	Zheludkov S. (zhsvyach)	1
100	R. (Wra1th)	1
101	Simonova M.A. (mean_mistreater)	1
102	Folomkin I.N. (onevay)	1
103	Terskaya M.G. (Marina Terskaya)	1					ban	ban
104	Lysykh V.K. (Usilitel')	1
105	Kislyakov D.V. (EggDestroyer)	1
106	Zhiryakov V.V. (vladvladzero)	1
107	Akameeva S.V. (SVA1)	1
108	Raskatov (Alure)	1
109	Velichenkov D.A. (Galotane)	1					ban	ban
110	Abramov V. (Ichigo Kurosaki)	1
111	Igor F. (Vudmam)	1
112	Markevich (pol^2y)	1
113	Sukhorukov M. (miqha)	1
114	Aleksandrov D.M. (jonkf)	1
115	Khaziev (jiesoryb)	1					ban	ban
116	Bogatyrev N.V. (BNV2873)	1					ban	ban
117	Romanov E. (oxotaenjoyer228)	1
118	Kyroto1 A. (Kyroto)	1
119	Pushkarev S. (PSV_n)	1
120	dYaTLOV G.D. (GoshaBillis56)	1
121	Kazantsev V.D. (kentiko_0)	1					ban	ban
122	Chudikov A. (a.chudikov)	1
123	Burtonov A.V. (tak to)	1					ban	ban
124	Efremkin (Innokentij 25-j)	1
125	familievna (tatianka111)	1
126	a A.A. (rdctfvygbuhjnk)	1
127	Bratsykhina T.A. (tatavia25)	1
128	Bannov A. (LEKSbI)	1
129	Shapiro D. (xx_Da_Sha_xx)	1
130	Nesterov D.A. (saha909)	1
131	Raviks V. (VladisRav)	1
132	Fedorov (F0ll)	1
133	Shtol'ts (Shtolts)	1
134	Stumpf (artemstorm1)	1					ban	ban
135	Erofeeva K.S. (Kristyona)	1
136	Zub (Rosavor.)	1
137	Umpi A. (zmumpi)	1
138	Kryuchkov A.V. (Snape99)	1
139	Popkova N.A. (adoctor)	1
140	Lopata (Mr.Simon)	1
141	Petrov E.A. (pekum)	1
142	Shapovalov A.S. (shapka_011)	1
143	Azachemwam (Stas2)	1
144	Merkulov (SAM_1991)	1
145	Paraschiv C. (Kazimiruuu)	1
146	Malykhin (Lex1488)	1
147	Yurov N. (bennja2008)	1
148	Zajtsev V. (ZaJaK)	1
149	Sharipova (RimRim93)	1
150	Repin I.A. (tirelessR)	1
151	Makarenko S. (Luck_Llipa)	1
152	sukumar (gans2190)	1
153	temirgalieva D. (Dilarochka)	1
154	Unregistered	23

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