Today's statistics at "SQL Exercises"

August 18, 13:23 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 on latest exercises
  • "Liberal" rating
  • Olympic rating
  • 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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  • Site's old residents
  • Recent leaders activity
  • Сhanges in exercises' TOP 10
  • Results' chart

SQL exercises

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  • SELECT (learning stage)
  • SELECT (learning stage,
      choosing DBMS)
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  • DML 
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  • Data simulation (DML);
  • Visual simulation (painting)
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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	Li F. (Lili_France)	3			3	3	15	18
2	Povol (looki123)	1			3	3	3	3
3	Sheshko V. (Tester_Vlad)	1					11	22
4	Ivanov (voidbase)	2					15	18
5	Chumachenko N. (Nadia_Chumachenko)	1					15	18
6	LastName (edtfrhterhwrg)	1					10	13
7	Kopytko E. (EGK)	1					8	11
8	Tarasova M.A. (milana88)	1					6	10
9	Veshnyakova (DanaVesh55)	1					5	8
10	Klyavlin V. (aurq)	1					4	8
11	Fai A. (anilazaa)	2					6	7
12	Tkachuk K. (amalamaalabama)	1					6	7
13	Abilkhan Y. (AYERS)	1					6	7
14	kofuku (Kofuku)	1					5	7
15	Afanas'eva E.V. (cactysss)	1					6	6
16	Zhopkin (Vanek_destroyer)	1					4	6
17	Ibragimov (RobBot1337)	1					4	6
18	Kazakov E.V. (Barada)	1					4	6
19	Krivoshein D.A. (Hayz311)	1					5	5
20	Kabanov Z.V. (ZahaUdzumaha)	1					5	5
21	Borisov D.R. (Dmitry.Bo)	1					3	5
22	Bocharnikova A.A. (Lliona)	1					3	5
23	Tverdokhlebov D.S. (Danil_Bread)	1					4	4
24	Belov E. (EugeneBelov)	1					3	4
25	cedar (cedar_stone)	2					2	4
26	Kitaev K.I. (Kostas1234)	1					2	4
27	Bochkova (AnyaBo)	1					2	4
28	Kuznetsova S.N. (Womanidze)	2					3	3
29	Me (ketchunez)	1					3	3
30	Kupriyanova P.A. (@poluchku)	3					2	3
31	Sergeev V. (32b)	1					2	3
32	salmanov (onlu)	1					2	3
33	Sokolov (Sokol_Evgen)	2					2	2
34	Akimova E.N. (Katrin_A91)	1					2	2
35	Zubkov D. (Dm54)	1					2	2
36	Saidov I. (igor_1993)	2					1	2
37	Muratov D.A. (Enovostuck)	2					1	2
38	Shishkova E. (norta)	1					1	2
39	Sultanayeva (Lowlights)	1					1	2
40	Vakulko A.V. (VAlexandrV)	1					1	2
41	Murat M. (murat_mukhammed)	1					1	2
42	Kurakin (billir)	1					1	2
43	Budyukin L.D. (StanceInfaimm)	1					1	2
44	Lyakh (LinaL_)	1					1	2
45	Malo A. (meyhom_2)	1					1	2
46	SecondName (enisey_n)	1					ban	ban
47	Schetinina N.A. (Natalya.Schetinina)	1					1	2
48	Nuradinov U. (urasan)	1					1	1
49	akimat A.Z. (akimatovskiii)	1					1	1
50	Zhmyshenko (notepu1)	1					1	1
51	a A.A. (rdctfvygbuhjnk)	1					1	1
52	Vanderov S.V. (Lord_Spears)	1					1	1
53	keieiuty (keieiuty)	2
54	Pashkovskaya O.I. (Olesya14)	2
55	Korolev R.V. (zouker)	2
56	Agaragimov G.S. (Jambve)	2
57	Nakonechnaya V.S. (Zarela)	2
58	Babushki S. (gnomz)	2
59	Filyaev A.S. (DotorLepre)	2
60	Petrov (Petrov D.V.)	2
61	Shibaev (saah)	1
62	Altashin S.V. (burrito)	1
63	Koptel'tsev V. (selber)	1
64	Kumar M. (waifo)	1
65	Potapov (poga)	1
66	Belov S.A. (edta_ff)	1
67	Bereznyak M.V. (lucky_shot)	1
68	Kirill (Visard)	1
69	Anait A.A. (pau44o)	1
70	Ponomaryov S.P. (serega_0320)	1
71	Gennady G.G. (yelp)	1
72	Noskov R.E. (Angelorn)	1
73	Marin H.R. (robmarin)	1
74	Konovalov P.D. (pdkonovalov)	1
75	Aleksej A.A. (Rawww)	1
76	Os'kina A. (niurasha)	1
77	Chvikova A.M. (Chvikova)	1
78	Schur A. (Asure)	1
79	Panicheva V.D. (_Vika_)	1
80	gri (snoozer)	1
81	Sultankul Z.A. (zhanara_sultankul)	1
82	Volchenko A. (Fere25)	1
83	Angirova (dream231)	1
84	Kirdyankin A. (Kirdiankin)	1
85	Sementina O. (Helga_Abenteurer)	1
86	Sarkis'yan G. (gennadi_s)	1
87	ss A.S. (SashaSS)	1
88	Skokov B.S. (leks$$)	1
89	R. (Wra1th)	1
90	Kalashnikova A.K. (anzhelikakalashnikova)	1
91	Khalektsij K.A. (kirya666)	1
92	Lysykh V.K. (Usilitel')	1
93	Akameeva S.V. (SVA1)	1
94	Velichenkov D.A. (Galotane)	1					ban	ban
95	Ibragimov (Rinatr)	1
96	Gendina M.M. (rita_gendina)	1
97	Leonov D.V. (xannnnn)	1
98	Goldobin E.G. (prm259)	1
99	Gasimov (Beyond9)	1
100	Khakimova M.R. (MavjudaHakimova)	1
101	Ponomarev M.P. (MatveyF)	1
102	Dunin S. (sqlsem)	1
103	Salamakhin I. (SQLInz)	1
104	Matushkina (AlenaM15)	1
105	Burtonov A.V. (tak to)	1					ban	ban
106	edmond2 (edmond2)	1
107	Tynybekova G.R. (Gulaisha)	1
108	Akopyan K.G. (Karlen)	1
109	Saryglar (Daryma)	1
110	Murat I. (Inzhu_murat13)	1
111	New R.G. (newLogin)	1
112	Izabakarov G. (Bakha_26)	1
113	Nichiporchuk M.I. (Grethem-m)	1
114	Radj M. (Madream626020)	1
115	Elin G.Yu. (GlebElin)	1
116	Dut O.A. (olga_dm_d)	1
117	yyyy N. (Nikkkikikik)	1
118	karpovec I.A. (bkarag1)	1
119	Chizhevskij (AntiButer)	1
120	Familiya I. (drygoi kto-to)	1
121	Unregistered	25

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