Today's statistics at "SQL Exercises"

June 27, 21:00 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
  • 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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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	Sirotkin A. (aleksey_sir)	2	1	1	1	2
2	Tikhonov S.V. (Sergej Sirius)	2	1	1		1	10	16
3	Shakhov R.L. (rsql_777)	3					15	27
4	Arkush N.V. (atikin23)	3					18	24
5	Biktimirova E. (KMCHN)	3					15	23
6	shelter (lindeshelter)	2					15	18
7	Mikulyaeva A.A. (Anyuta_SQL)	1					15	18
8	Sverdlov (Saxo_Grammaticus)	2					13	17
9	Vodolazova A.V. (Vodolla)	1					10	17
10	Mikheev V. (VlaMi)	2					9	15
11	B (kareglazie)	1					8	14
12	Kazakova (auburnjay)	1					10	13
13	Terekhova D. (Dashielle)	1					10	13
14	Basov O.V. (warmGlitch)	1					8	13
15	Volkova T. (Matani)	3					11	12
16	Ko (123kont)	1					11	12
17	Dementr (dementr02)	1					9	12
18	Luchina I.A. (pukpuk2)	1					7	12
19	Averianov L.A. (levio_))	1					6	11
20	Fedyunina V.N. (Curiosity2007)	1					7	10
21	Scherbakov (chYwarY)	1					6	10
22	Mishra (Ginger457)	1					5	10
23	Senchurin K. (Kirill_Sen)	1					5	10
24	sdvasdfrh R.L. (sdvasdfrh)	1					5	10
25	Kostylev (NKostylev)	3					ban	ban
26	Kurakin (billir)	2					7	9
27	Leusenko V.P. (Leusenko)	1					7	9
28	Andrusenko A.P. (billyzmoon)	2					6	9
29	Raz D.T. (Goblin_67_67)	2					6	9
30	Leskova D.O. (doules)	1					6	9
31	Il'in I.N. (Igor_Il)	2					5	9
32	Kolobovnikov B.R. (bodyan42)	1					5	9
33	Sobolev N.A. (SQL_Pos_Help)	1					5	9
34	Ol'khov R.L. (SQL_eXXXamer)	1					5	8
35	Panin E.A. (Egor Alekseevich)	1					6	7
36	Porokhorenko P. (KMChN)	2					5	7
37	Mulenko M.D. (Krokodil144)	1					5	7
38	Iakovlev K. (Remaderrg)	1					4	6
39	Romanov E.D. (megakiller221105)	1					ban	ban
40	Pedur (gitaristdaone)	4					5	5
41	Bernat A.D. (tema_tsa)	1					5	5
42	Antipov (pantip)	1					5	5
43	Dolgikh S. (owl1312)	1					5	5
44	Sandul'skaya (unsinnn)	1					5	5
45	Serbenko (serbenko_m)	1					4	5
46	Kuz'mina Ya.V. (Yana_Zvezdochka)	1					4	5
47	Kovalenko V.V. (dev_koval)	1					4	5
48	Markelov M.A. (Noremiks)	1					4	5
49	Goldobin E.G. (prm259)	1					3	4
50	Fedosova O.S. (ywz knnd)	1					3	4
51	Blabla (kentucky)	1					3	4
52	Kharitonov N. (RogueLikeLHR)	3					2	4
53	Sotnikov D.V. (locksmich)	1					2	4
54	Mark D.D. (Backstrickboy)	1					2	4
55	Medvedev A.A. (Meddvedd)	1					3	3
56	Nikipelov A.V. (fox_developer)	1					3	3
57	Islamov A.R. (Moonex)	1					3	3
58	Gordeeva (Juliava)	1					2	3
59	Ivanova (nahi1)	1					2	3
60	Zubkov D. (Dm54)	1					2	3
61	Sairanbek D. . (sairanbek_darkhan)	3					1	2
62	Mizina N.A. (Natasha_Mizina)	2					1	2
63	Agafonov E.L. (MrBubr)	1					1	2
64	Komarova (pkomarova)	1					ban	ban
65	Zharchenko Z.S. (wwz_zww)	1					1	2
66	Graf (ilves)	2					1	1
67	Evlanova (Kate_E)	1					1	1
68	Kanunnikov P.V. (Inoj777)	1					1	1
69	Iva E.A. (PlatinumKub10)	1					1	1
70	Renata R.R. (Kiitrr1)	1					1	1
71	Bujnyj A.A. (AlexWild)	1					1	1
72	Amanzhol B.A. (Bolat1411)	1					1	1
73	Koptel'tsev V. (selber)	5
74	Obozkanova N.A. (Nussi)	3
75	Mayer (Josh34)	3
76	Mukhametzyanov (DoctorWhite)	3
77	Kuz'mina E.V. (Fiction)	2
78	Kurochkin P.A. (qwrqwr)	2
79	M (MrQzZza)	2
80	Ivanov I.I. (vlad91)	2
81	Bembeev A.V. (karagiozis)	2
82	Ogerelev I. (f5f9)	2
83	Vdovin S. (Rujan)	2
84	Kuznetsov N.A. (Artillery)	2
85	Soroka (Niksa7)	2
86	Krasovskij E.A. (pegoopik)	1
87	Woland (Wolandd)	1
88	Vasechkin B. (AlexZX)	1
89	.inants G.A. (Gaga)	1					ban	ban
90	Stul'nev R.O. (kalter1213)	1
91	baramova D.V. (pirogochik)	1
92	Treschalin M. (MihailT)	1
93	Samutin D.S. (Samutin)	1
94	Orlov A. (esterio)	1
95	Petrov M.K. (Gerr Kartoshechka)	1
96	Fefelov P.S. (SQL_newbie_)	1
97	Trubin S.V. (Nerv113)	1
98	mani (mk007)	1
99	Pochtova E.A. (Evgesha13)	1
100	Palasukhin D.S. (Nitrinos)	1
101	Yurchenko Ya.V. (Fizmarazmat)	1
102	Shamsudinova Zh. (Jasic)	1
103	kek (studyman007)	1
104	Makarova A. (JuStudent)	1					ban	ban
105	Sergey (SergeyKulagin)	1
106	Fedorova E.A. (Juusca)	1
107	Gurin K.E. (rekonchik)	1
108	Savin D. (Sined90)	1
109	T A. (alext247)	1
110	Bananov (Kertasniker)	1					ban	ban
111	Bondarev R. (Ramon77)	1
112	Buriev T. (TBuriev)	1
113	Sarkis'yan G. (gennadi_s)	1
114	Rodin (uoloki)	1
115	Evteeva (annaevteeva1402)	1					ban	ban
116	user I. (igoryanpriet)	1
117	Klyavlin V.S. (laliawe)	1
118	Kravchuk O.T. (Popori)	1					ban	ban
119	P I.*. (IrinaPetr)	1
120	Kurbakov H. (henterm_1)	1
121	Markelova (Gun'ka)	1
122	Odegov A.I. (KovroLitik)	1
123	R. (Wra1th)	1
124	Simonova M.A. (mean_mistreater)	1
125	Isakova T.A. (tiskkkv)	1
126	Kakhramanova Kh.S. (Swswee)	1
127	Korolkovs (fkorolkov2)	1
128	limon4ik L.L. (limon4ik13)	1
129	Lysykh V.K. (Usilitel')	1
130	Ustyuzhanin L.V. (Leoniiid7)	1
131	Stratila M.N. (st_max_22)	1
132	Red'kin Yu.G. (CyberBuzz)	1
133	Anesyan A.A. (Ara23)	1
134	Mikaya (Gio9248)	1
135	Ashuba B.D. (badis)	1
136	Kasatkin E.D. (Shvins)	1
137	Efremova (eda_shhha)	1
138	Statova S. (Statova Sof'ya)	1
139	polikarpova (venizelos)	1
140	Ivanov I.I. (pasta123!@#)	1
141	Tsatsulin M.A. (enigma35712)	1
142	Bluv E. (lizzkabl)	1
143	Avetisova A.A. (Linchik)	1
144	Bochkova (AnyaBo)	1
145	Aspombitova A.O. (aspaa)	1
146	Petrukhin M.A. (DidicitDiscere)	1
147	Sokolov A.E. (sssokol)	1
148	test (qwerty37892)	1
149	Komissarova E.A. (guccigova)	1
150	Gamburtseva A.A. (ChehirKa)	1
151	Dement'ev V.E. (Ferocid)	1
152	Go G.G. (greegory)	1
153	Volkov D.S. (Dmitry_VS)	1
154	Travkin A.A. (minon)	1
155	Zhukova K.I. (Winniw)	1
156	Salamakhin I. (SQLInz)	1
157	lolkeker I.G. (smetenayoy)	1
158	Etsenkova T. (Pakkk)	1
159	Asanova D. (Diana14)	1
160	Daudov T.B. (sceaty)	1
161	Teryokhin A. (ALEXEY243)	1
162	Romanov F. (PapaFrank)	1
163	Petrova E.S. (SQL_Learn_YJD)	1
164	Chukavin S. (tw1light)	1
165	Kamaev M.R. (Alatr1ek)	1
166	kg L.F. (lofely)	1
167	Parubov R. (Shitsu)	1
168	Mitligina S.P. (Sofamit)	1
169	Rogozhkina E.A. (helen-nba)	1
170	Koroleva S.I. (skoroleva12)	1
171	Kharlashkina N. (Natal'ya_Kh)	1
172	M (ArtemMor)	1
173	Unregistered	26

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