Today's statistics at "SQL Exercises"

July 31, 15:33 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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  • Rating by summation of ranks
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  • 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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SQL exercises

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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	Skibin V.V. (SQL_vvs)	1	1	29		2
2	Williams B. (BW)	1	1	236		1
3	Anisimova (marble_plaque)	1			1	1
4	Megatron O.P. (__Sirin__)	1					19	28
5	Manique C. (catarina manique)	1					14	27
6	Khudajberdyev A.A. (Aziz.Khud)	1					15	18
7	Kirnik (Kirnik)	1					14	18
8	Ivanov I.I. (roadtodevops)	1					14	18
9	Smith (Gabi1234)	1					8	15
10	Glebov A.P. (mitridat_evpator_everget)	1					10	13
11	Khudajberdyev A.A. (a.khudaiberdyev)	4					7	13
12	novikov A.A. (alek_ss_zlat228)	3					9	12
13	Antonov (SalamPopolam)	1					7	12
14	Dubenko (32423432)	3					10	11
15	Silva F.M. (sampas)	1					6	11
16	Leksusov (Qu4S0M4n)	1					7	10
17	qq Q.Q. (stormxgod)	1					7	9
18	pppat (ferta)	1					ban	ban
19	Oliveira (inesoliveira)	1					5	9
20	Ignatenko A.P. (AnastasiyaIGAP)	1					6	8
21	Rakhmetolla S. (Shattyk96)	1					5	8
22	Klimenko E.A. (LenaKlimenko)	2					6	7
23	Alex R.R. (AlexRedkn)	1					4	7
24	Andreev D. (karma_polizz)	1					6	6
25	Baldinini (Divine_Divinity)	2					5	6
26	GUJARATHI (VAIBH001)	1					5	6
27	Adigamova M. (milkazz)	1					3	6
28	Luneva D.A. (DLuneva)	1					3	6
29	Romanov A.A. (andromus)	1					3	6
30	Strilenko (Liamorte)	1					5	5
31	Kozlova (Nata115)	1					5	5
32	Nikulenko P.A. (Flower1001)	1					4	5
33	Mikhajlova V.P. (veneragret)	3					3	5
34	Komissarov E. (Lalafa1)	2					3	5
35	Dimitrov V.M. (vencid)	1					3	5
36	Khorunzhij E.A. (wuwuqw)	1					3	5
37	nunes N.L. (nicole nunes)	1					3	5
38	Kuznetsov A.S. (Artkuz1989)	1					4	4
39	Kolpakov (VJiQ)	2					2	4
40	Nikolov P.F. (plamennf)	1					2	4
41	Tynybekova G.R. (Gulaisha)	1					3	3
42	Denisova P.A. (231354132)	1					3	3
43	Khambikov (Aleksandr Gurman)	2					2	3
44	Ponomarev M.P. (MatveyF)	1					2	3
45	Ischenko K.Yu. (Kpuh)	1					2	3
46	Kostrygina (Hiki_Imaru)	1					2	3
47	Strogonov M. (maxstrog)	1					2	3
48	kofuku (Kofuku)	1					2	3
49	Haciyev I.A. (Ismayil)	2					ban	ban
50	Rychko M.A. (MikRich)	2					2	2
51	Pupkin V.I. (MaxKots)	1					2	2
52	Manturov I.S. (Nachinayuschij1)	1					2	2
53	Litvinov A.A. (zipun)	1					2	2
54	Zubkov D. (Dm54)	3					1	2
55	piopio5 (piopio5)	2					1	2
56	T. (Tovarisch)	1					ban	ban
57	Khamatdinova A. (bjork6)	1					1	2
58	Strukov (StrukovSA)	1					1	2
59	Kameneva (kristachak)	1					1	2
60	Khokhlov (TermiDD81)	1					1	2
61	Rebovskij (x-lerasim13)	1					1	2
62	Mikaya (Gio9248)	1					1	2
63	Evgen'ev (gek_c)	1					1	2
64	Antonova (Elena_No)	1					1	2
65	Pushkarev S. (PSV_n)	1					1	2
66	Polikarpov K. (kir0206)	1					1	2
67	Urakina K. (Ksu774)	1					1	2
68	Kazantsev V.D. (kentiko_0)	1					1	2
69	Miro D. (davidmiro)	1					1	2
70	girase C. (ketan@123)	1					1	2
71	Dobrynin (DanilDV)	1					1	2
72	gorrog (gor1234)	1					1	2
73	Blektorn (William Blacktorn)	1					1	2
74	Nunes M. (IntersrdPT)	1					1	2
75	Savenko (olalasavenko)	2					1	1
76	Zinchuk (Shade940)	2					1	1
77	Didenko K.A. (Karkus4a)	1					ban	ban
78	Lavrinov M. (mvlavrin1)	1					1	1
79	Rudov D. (Big_mafusail)	1					1	1
80	Boyarintseva E. (eleonbor)	1					1	1
81	Luzin (Igoryasha)	1					1	1
82	Sajdumova A.A. (ASAida)	1					1	1
83	Kungurov A. (Alexey10)	1					1	1
84	Margusheva (badmoonhiding)	1					1	1
85	Larionov S. (folter)	1					1	1
86	Potapov S.O. (QgenWat)	1					1	1
87	Koptel'tsev V. (selber)	9
88	Minyurov E. (m.evgeniy)	4
89	Sarkis'yan G. (gennadi_s)	4
90	Sharbatov Y. (YusifSH)	3
91	Vyazovetskov A.S. (alex_v)	2
92	Krasovskij E.A. (pegoopik)	2
93	Andreev G.A. (fuzernity)	2
94	Ezhov R.S. (akira_nvm112)	2
95	R. (Wra1th)	2
96	Nos Ya. (yana_nos)	2
97	Burtonov A.V. (tak to)	2
98	Ferreira R. (Ricardinho)	2
99	Erokhin N.M. (Nikita_deadfront)	2
100	Kachkanyan V.G. (giragoso_vna)	2
101	Kuz'mina E.V. (Fiction)	1
102	Kurochkin P.A. (qwrqwr)	1
103	Balashova (albalashova)	1
104	Bulusu A. (bulusu14)	1
105	Dzhamaldinov M. (Benediktof)	1
106	Sh (Sorb)	1
107	Rusyan (Dimitry23)	1					ban	ban
108	Kolomentsov A.M. (Kolomentsov)	1
109	Keller D.V. (KDmitry)	1
110	Grigor'eva (estr1)	1
111	Zavadskij Yu.M. (yuriy02)	1
112	Nurzhanov (Grechkiy)	1
113	Sadovaya K.A. (k1x07)	1
114	Medovnik A.A. (AleksHoney)	1
115	Ozhegov N. (ozheg)	1
116	Ivanov N. (nick.iv)	1
117	Zykin A.Yu. (oppenheimer_1)	1
118	Moskvichev K.V. (b1_b1_b1_b1_b1)	1
119	Bitsoev E.T. (Bisotti Eduard)	1
120	Burchakov G. (schus)	1
121	Tsurenkovv S.V. (Tzur_Sv)	1					ban	ban
122	Najik (Najik7)	1
123	Argunov (russs111)	1
124	Novichkov S.S. (sql_rex)	1
125	Ivanov I.I. (jack753)	1
126	Kuznetsov (GloomyFox123)	1
127	Rodin (uoloki)	1
128	Litvinenko O. (loksana1)	1					ban	ban
129	Popov G. (Nimble45)	1
130	Sagadiev F. (sagadief)	1
131	Islamov (almazSecond2234)	1
132	Klykov V.E. (Mikuslav)	1
133	Ziterev (Batysai)	1					ban	ban
134	Top D. (Dashk1a)	1
135	Kudriavtseva K. (Wolfyk17)	1
136	Z (Dolto)	1
137	Krikunov V.V. (Krikunov_Vitalik)	1
138	Odnokurtsev (AlFochino)	1
139	Kolobin N.S. (gerod0t)	1
140	Kurkin T.S. (KTS1995)	1
141	Khaziev (jiesoryb)	1					ban	ban
142	Bogatyrev N.V. (BNV2873)	1					ban	ban
143	Ula (Straus!)	1
144	E (neri)	1
145	Smirom (Mooker)	1
146	Zakharov (svyyy)	1
147	Murat M. (murat_mukhammed)	1
148	Kokorin (Eteroton)	1
149	Kovalev N. (Fantasyer)	1
150	Salamakhin I. (SQLInz)	1
151	Kostylev (NKostylev)	1					ban	ban
152	Revin A.A. (AntonRvn)	1
153	Nevskij D. (SkipOne)	1
154	Polyakova V.M. (Roni0x)	1
155	Aleshina V.A. (Viktoriya0611)	1
156	Star D. (BobaBiba123)	1
157	Titanova V. (VT&)	1
158	Abbasov I. (ibrahim_@2005@)	1
159	Ryabikina (Allusikk)	1
160	Okonnikov D. (DocWins)	1
161	Andre A. (alexamnpa)	1
162	Jorge (RuiJorge1)	1
163	Hehe J.F. (umbar1234556)	1
164	pinkman A. (asya pinkman)	1
165	Khomyakova O. (xomiakus)	1
166	Hiiragi U.H. (Utena)	1
167	Arar A. (SnakeJedi)	1
168	g G.G. (Wasupit)	1
169	Husser M. (manhatty)	1
170	Roshchin A. (Andrew_RAK)	1
171	Unregistered	16

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