Today's statistics at "SQL Exercises"

May 15, 11:01 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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      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	Lymar' K.K. (Kirill L (TsI))	1			3	4
2	Lukianchenko (greencrewcut)	1			3	3
3	Serov A.E. (ario25)	1					11	14
4	Taushkanov N.A. (Kadafi)	1					10	13
5	Minchenko D.A. (Dasha_rapuntsel)	1					8	13
6	Yudin D.V. (Daniil Yudin)	1					9	11
7	Meshkov S.A. (MeshkovSA)	1					8	10
8	Scherbinina (coconutp)	1					9	9
9	Moldakynov A.A. (Nomad444)	2					7	9
10	Umishov A.A. (Rinichka)	1					7	9
11	Vlasova (fjdkjs)	1					7	9
12	Zubkov D. (Dm54)	2					6	9
13	DanvFox12 D.F. (DanvFox)	1					5	8
14	Sashnikova A. (sashnikova)	1					6	6
15	Bulgakov A.S. (temchik30)	1					5	5
16	Bat'kov I. (Dzhanni)	1					5	5
17	Shvetsov D.Sh. (DanechekSw)	1					ban	ban
18	Tkachev (Tkachev)	2					4	4
19	Kasdiyev R.O. (ariondel)	2					4	4
20	Q (ala4ste)	1					2	4
21	Shur (vishur21)	1					2	4
22	Nikonov S.A. (serg0123456789)	1					2	4
23	Mel'nikov A.I. (050036Almaty)	1					2	4
24	Usin M.-. (masino)	1					2	4
25	Baklemysheva (Ekrt74006)	2					3	3
26	Shushin D.V. (shuuu27)	1					3	3
27	Szczepanski (JaqJack)	1					2	3
28	Yakovlev I.S. (IvanYakovlev)	1					2	3
29	Bugaj E.A. (Izatevela)	2					2	2
30	Pnevskaya A.A. (hklspjf)	2					2	2
31	Serdyuchenko E.Yu. (eserdyuchenko)	1					ban	ban
32	Petrov A.I. (Tobo-bobo)	1					2	2
33	Myamzin E.P. (Ango'shtpsch)	1					2	2
34	Ivanov I.I. (vlad91)	1					1	2
35	Vereschagina Yu.M. (Yuliya1915)	1					1	2
36	Korolev (Trigletka)	1					1	2
37	Sharbatov Y. (YusifSH)	1					1	2
38	Vasil'ev (GudiniMoonlight)	1					1	2
39	Khannanova (chulpanKhan)	1					1	2
40	Smagin D. (play23rus)	1					1	2
41	Stepura M. (Maria_stpr)	1					1	2
42	Oks (kir_oxx)	1					1	1
43	Shevtsov K. (KonstantinXL)	1					1	1
44	Lavrov A.P. (lavoient)	1					1	1
45	Soboleva I.Yu. (Matreshka_)	1					1	1
46	Imesch O. (Iesch_O)	1					1	1
47	Blokhin (Blokhin Aleksandr)	1					1	1
48	Khuchasheva N.A. (-Speranza-)	1					1	1
49	wdatboy W.W. (wdatboy)	1					1	1
50	Vyazovetskov A.S. (alex_v)	4
51	Shibaev (saah)	2
52	Krasovskij E.A. (pegoopik)	2
53	Koptel'tsev V. (selber)	2
54	Orlov A. (esterio)	2
55	Korovin R. (FN RuCat)	2
56	Gribenko I. (Iliyaility)	2
57	Komov S.M. (Komov S. M.)	2
58	Soryu A.L. (RemiliaScarlet3)	2
59	Grigor'ev (aboba_mec2)	2
60	__________UU S. (Kam_S)	2
61	Odinets (NakedSnake)	2
62	Kolesnev (mkoles)	2
63	EVGEN_123 E.E. (EVGEN_12345)	2
64	Korzun (SnaKiB1t)	2
65	Makarov I.A. (_Bkmz_)	1
66	Kurochkin P.A. (qwrqwr)	1
67	Gorbunov M.S. (gms)	1
68	Petrov (Steamboat)	1
69	Zubov D.Z. (Dmitrij84)	1
70	Bogatyrev E.N. (ben_johan)	1
71	beskrovnyj V.V. (izarius1)	1
72	Krass M.L. (Marcus Licinius Crassus)	1
73	K V. (k0rad)	1					ban	ban
74	Mel'nikov K.N. (mkn11031993)	1
75	VOLKOV A. (gish)	1
76	Parilova (EmptyFur)	1
77	Nabiullina G. (gulsum)	1
78	Jh A.A. (mafficc)	1
79	Si (AnnaSi)	1					ban	ban
80	Kiyamov R.R. (Railovik)	1					ban	ban
81	Bakoyan Zh.Zh. (Sexdx)	1
82	Panicheva V.D. (_Vika_)	1
83	- V.S. (vikasika)	1
84	Tretyakov (mickle8420)	1
85	Beketov (becat)	1
86	Falaleev D.M. (Mr Krabs)	1
87	Potemkin (Yazon_79)	1
88	Dubrovnyj S.S. (dubrovnyi)	1
89	yanchuk (son11022024)	1
90	Skokov B.S. (leks$$)	1
91	Ziatdinov A. (nuoshiimo)	1
92	Aniskovich E. (evgeniyaniskovich)	1
93	P I.*. (IrinaPetr)	1
94	Wilkinson (Thomas_Wilk)	1
95	tsoy (hznikdima123)	1
96	R. (Wra1th)	1
97	Lysykh V.K. (Usilitel')	1
98	P A. (Ana P)	1
99	Kolesnikov S.O. (bulbasaurus)	1
100	Ugreninov A.S. (solonxd)	1
101	Alekseev A.S. (Andser)	1
102	Safronov P.A. (Paulus73)	1
103	Yushina A.N. (Student63)	1					ban	ban
104	Drankevich (D_Jopa)	1
105	Khovrin (LunarShadows)	1
106	Vasil'ev A. (JEpstein)	1					ban	ban
107	Vyatkin A.N. (viatkin)	1
108	Utkin S.A. (Aethel)	1					ban	ban
109	Eminova E. (Elmira_007)	1
110	weq Q.Q. (leoboss)	1
111	Vinnikov I. (Ivan_Vinn)	1
112	Nyx (Ygrik-CS)	1
113	p D. (bendermachine)	1
114	Sharshenbekova N.E. (Snazira245)	1
115	Avetisova A.A. (Linchik)	1
116	Amel'chenko R.I. (romanchick228)	1
117	Sviridov (witne7s)	1
118	serg_k (kosoukhovsa)	1
119	Gorina V.V. (VG)	1
120	Tsurgan A.V. (Alexyx)	1
121	Banga V.I. (Avas5Ko)	1
122	Syurk (D3xis)	1
123	Kish (Zhkish)	1
124	Unregistered	21

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