Today's statistics at "SQL Exercises"

April 05, 15:47 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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  • 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	M (DanilM2304)	1	5	15		5
2	Gorbunkov M.S. (gms)	1			4	5
3	Zhuan D. (No/name)	1			5	5
4	Gusev A.O. (NowOrNever)	3	2	48		4
5	Stepanenko K.Yu. (St.Constantine87)	1	1	87		4
6	Ermakova E. (Erubira)	2			3	3	3	3
7	Kurochkin P.A. (qwrqwr)	1	1	24		2	3	5
8	Odnokurtsev (AlFochino)	1	1	24		2
9	Yakushev E.A. (Ejhi)	1			1	1
10	DMRITsD (TheCupOfMagic)	1			1	1
11	Mikhmanov S. (mikhmanov)	2					10	17
12	Romanova (romanova_asya09)	1					10	13
13	Timerbaev A.A. (Iron889)	1					7	11
14	Bereznev G.I. (Berezzza)	1					7	11
15	Sukhov E. (sqlevgenii)	1					6	10
16	Yusubov I.N. (2Romych11)	1					7	9
17	Cherkasova E. (sentyao1)	1					5	9
18	Dorzhiev A. (AldarD)	2					6	7
19	Nevmerzhitskij S. (Gusska99)	1					6	7
20	SQL (SQL_TRAINING_FOR_JOB)	1					5	7
21	Kononov A.P. (koKS1k)	1					4	7
22	leoshko N.P. (Natalca)	1					6	6
23	Berketov K.S. (Vlad_Kolbasenko)	1					4	6
24	s S.S. (lelouchx)	1					4	6
25	Il'derova A.I. (panicash)	1					3	6
26	Kuznetsov M.A. (databender)	1					3	6
27	test T.T. (yoyoja344)	1					5	5
28	Nikolaeva A. (avolkoni)	1					5	5
29	Kat N. (N!x)	1					5	5
30	Rudin D. (rudinddaniil)	1					5	5
31	Domnich N.V. (domna)	3					4	4
32	Belova M.A. (jiaozi)	1					4	4
33	Shmykov Ya.K. (Dobrikys)	1					4	4
34	Ais (SQLPractica)	1					3	4
35	Rakhimov A.E. (Amir Rakhimov)	1					3	4
36	solovev A.A. (otom4ik53)	1					2	4
37	Bulantsev I.D. (6u9)	1					2	4
38	M (Vision Bleak)	2					2	3
39	Popov D. (linklib.web)	1					2	3
40	Gusiev G.T. (Ash_gg)	1					2	3
41	Dodonova M. (truemarinka)	1					2	3
42	Nikitchenko D.E. (DashaNik904)	1					2	3
43	Musaeva S. (Saidochka)	1					2	3
44	Malakhov (dimmal)	1					ban	ban
45	Ivanov M.N. (laxta)	1					2	2
46	Ratsa A.I. (hotpepper01)	1					2	2
47	Artem A.A. (Tweezy)	1					2	2
48	Tsyganov (younextx1)	1					2	2
49	Swartz A.A. (arnold265)	1					2	2
50	Mitrey (_mitrey)	1					1	2
51	Khasipova A.L. (ALKhasipova)	1					1	2
52	Ko I.S. (i1_K)	1					1	2
53	Prudnikova D.D. (Di1310)	1					1	2
54	Intengenova L.N. (loraint111)	1					1	2
55	P V.G. (dekjnfs.e)	1					1	2
56	Ivanov A.V. (inferioIT)	1					1	2
57	Nikolaeva D. (stonenobrien)	1					1	2
58	OlgaNice (OlgaNice)	1					1	2
59	Ivanov (telecast)	1					1	2
60	kozlovskiy (Lavey)	1					1	1
61	Khibnik A.A. (Student_F)	1					ban	ban
62	Solopov M. (SolopovDKIP402)	1					ban	ban
63	Koptel'tsev V. (selber)	5
64	Sarkis'yan G. (gennadi_s)	3
65	Vetrovosk K. (mrrpmrmeow)	3
66	Ivanov I.I. (vlad91)	2
67	Taumenov D. (TaumenovD)	2
68	Sokolov D.A. (vernik90)	2
69	Komov S.M. (Komov S. M.)	2					ban	ban
70	Chernov (Popupil)	2
71	Loshkarev E. (tirwiz)	2
72	Lazareva E. (lea_22)	1
73	Vinogradova S.M. (Tigra1)	1
74	Vinokurov V. (dsfAFASF3)	1
75	zdanovich (zdanovich1)	1
76	Marukhlenko V.V. (Ekzortsist)	1
77	Selikov A.B. (Aleksandr14)	1
78	Eliseenkov (ehotline)	1
79	Komarov A.N. (Shveda Saulya)	1
80	K R.R. (rkr94)	1
81	Bystrov P. (Bergtagen)	1
82	Doure D.P. (Doure)	1
83	Alimov S.V. (HakerAlim)	1
84	Kikot' V.E. (Vyacheslove)	1
85	O (janeoosql)	1
86	Qaz (qaz729)	1
87	Krajnik A.A. (Analiz)	1
88	Alikin (RockOnRoad)	1
89	Yagovkin I.A. (Mvsia)	1
90	Tarasov (Anton00725)	1					ban	ban
91	PENCHUK A. (ANNAPENCHUK)	1
92	Lomakin D.A. (tommy_shelby)	1
93	Filatova E. (Elena_Fil)	1
94	Odegov A.I. (KovroLitik)	1
95	Zhumakhanbet A. (oru0405)	1
96	Matsiyas I.S. (IgorMes)	1
97	R. (Wra1th)	1
98	Novikov M.R. (novikov2050)	1
99	. .... (reyq)	1
100	Bagno (diana_bagno)	1
101	Slemzina V.A. (fdeyhjks)	1
102	Yashina O.I. (olik6699)	1
103	Lysykh V.K. (Usilitel')	1
104	Kolesnikov S.O. (bulbasaurus)	1
105	Fandieiev O.V. (999Alex1984)	1
106	Popov P.A. (JohnSass1)	1
107	le S.E. (sedrus)	1
108	Gracheva (VG0302)	1
109	Volkova E. (keke97)	1
110	Zavertkin R.S. (InDepenDent17)	1
111	Loran M.N. (Marinaloran)	1
112	Erykalin P. (Lavorit)	1
113	Iklymova (Larka888)	1
114	Ivanov I. (16TTT61)	1
115	Klim (Alex_257443)	1
116	E (Di_13)	1
117	Lyubimenko E.V. (lenwa)	1
118	hjdfvjkhk (rayon)	1
119	Perminov V.Yu. (Perminov65)	1					ban	ban
120	Alekseev A. (asalekseev)	1
121	Lebedeva (malayaya)	1
122	B (Evgeny_aey)	1
123	Frutova K.O. (KirChik987977)	1
124	Barskaya A.M. (barskan)	1
125	Simvolokov (evigmisfornoyd)	1
126	flint (dnb_)	1
127	Averin T. (SanatiAT003)	1
128	Belkina M.A. (Gypi_1)	1
129	Grineva (mariagr)	1
130	Ashitko K.E. (Zerocist)	1
131	Beam U.B. (Ubeam)	1
132	Yakub R.V. (RYakub01)	1
133	Balaev A. (andreybalaev)	1
134	Brit'ko V. (valera_br)	1
135	Orkhideeva V.V. (ValeruK)	1
136	Unregistered	23

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