Today's statistics at "SQL Exercises"

April 21, 12:01 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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  • 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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      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	Sil'van (silvr)	1			2	3
2	Potemkin (Yazon_79)	1	1	-5		1
3	R (aaahzhz)	3					15	24
4	Kirkilan A.E. (AionK)	2					15	24
5	Budilova A.S. (Abud)	1					15	24
6	Krushel'nitskij I.A. (PurpleTea)	1					15	24
7	Nikulina A.S. (alna_nik)	1					15	22
8	Dulatov (emrworld)	1					15	22
9	Kozlov (Fedinarius)	1					15	21
10	Erykalin (IJAKIBS)	2					15	18
11	Chernov I.A. (LegionOfWolves)	2					10	17
12	Ivanov I.I. (Gauntlet322)	1					12	15
13	Maksimov D. (Wolfawi)	1					9	15
14	Gapshis A.A. (algapshis)	1					8	13
15	Konson (SQL-starter-pack)	2					6	12
16	Roit (RoitKort)	1					8	10
17	Gorul'ko (vaila)	1					6	10
18	Ursalov G.O. (J0ug__)	1					5	10
19	Kirill K.K. (DendyST)	2					8	9
20	Lit M.A. (Meshkere00)	1					8	9
21	darak A. (OrganicJuice8)	1					7	9
22	Birkin Yu.V. (goldcat)	1					7	9
23	Komyakov Yu.V. (dreamersleet)	2					5	9
24	Gordeeva (Lera_zzz/)	1					5	9
25	Yusubov I.N. (IsaYusubov)	1					6	8
26	Chernykh D.R. (Diashka)	1					5	8
27	Kostoev R. (Kostoev111)	1					5	8
28	GAME R.E. (keeennn)	1					5	8
29	Artamoshkin S. (artom)	1					7	7
30	weq Q.Q. (leoboss)	1					7	7
31	Permikina A.D. (Kalisa)	3					4	7
32	Ivanov I.I. (sql_svinger_double_finger)	1					4	7
33	Rzaev (tgrnk)	1					4	7
34	lang P. (qwerty2k03@)	1					4	7
35	Katerenchuk I.P. (fedya1)	2					5	6
36	Goldobin E.G. (prm259)	1					4	6
37	Anchalee (Jaboo)	2					5	5
38	Morozov (Rikusha)	1					5	5
39	Sh. K.A. (Sholom123)	1					5	5
40	Yushina A.N. (Student63)	1					3	5
41	Zhikharev V.V. (su7bkl)	1					4	4
42	Inversion (InversionSpaces)	1					3	4
43	Orlov D. (MulTTiK)	1					3	4
44	Bashkov D. (Dmitrij Bashkov)	3					2	4
45	Kulov R.V. (Voluk_pro)	1					2	4
46	Yakovleva T.O. (mala zeleni garoschkof')	1					2	4
47	Degovtsov K.A. (brazilian.pdf)	1					3	3
48	Narembekov T. (fountaineww)	1					2	3
49	Mikaya (Gio9248)	1					2	3
50	Marinski O.A. (OgnyanMarinski)	1					2	3
51	Domashkin D.S. (V-IV Rusty)	2					1	2
52	Zolina (nyvmicha)	2					1	2
53	Agapov A. (sbt-agapale)	1					1	2
54	A (Majo)	1					1	2
55	Lipina E.V. (ElenaLi)	1					1	2
56	pautova (sofiapau)	1					1	2
57	pppat (ferta)	1					1	2
58	Paella (Aliero)	1					1	2
59	Kuznetsov (piktogor)	1					1	2
60	salimov M.-. (maximik)	2					1	1
61	Kononov A.P. (koKS1k)	1					1	1
62	Zhurenko (RussianIvan)	1					1	1
63	Astashenkov (Aviplacos)	1					1	1
64	Khakimullin A.R. (cranever)	1					1	1
65	Kornienko (Ivan Kornienko)	1					1	1
66	Dedova E.V. (Dedova Ekaterina)	1					1	1
67	Ivanova (Plaksa_GMK)	1					1	1
68	Z Y. (YERL)	1					1	1
69	Andrews (Andrew Andrews)	1					1	1
70	Vyazovetskov A.S. (alex_v)	2
71	Petrov N.V. (Nick21)	2
72	Volyk (Netsky199723)	2
73	Berinchik I.V. (d00x)	2
74	Krasikov A.Yu. (SiriusA)	2
75	Stepanov S.V. (Nostix)	2
76	Skibin V.V. (SQL_vvs)	2
77	Spitsin V.V. (Vitaly699)	2
78	Trushnikov M.N. (chajan)	2
79	Kim K.S. (lumbersh)	2
80	m A.V. (oceanmotioned)	2
81	kanat T. (naya111)	2
82	osipenko (diaosip)	2
83	Natal'ya (Natali_D)	2
84	Odalisqu`e (Odalisque2)	2
85	Shibaev (saah)	1
86	Krasovskij E.A. (pegoopik)	1
87	Koptel'tsev V. (selber)	1
88	Polyakov V.M. (rock_4)	1
89	abs V.S. (veron.en55)	1
90	Korkin A. (voron3222)	1
91	eqweasdd (alexa123123gth)	1
92	bir (x3ll)	1
93	Statsenko V.O. (ValerDOS1x)	1
94	Gurevich B. (f4date)	1
95	Ershov I. (qzva)	1
96	Vartanyan A.S. (ArturVartanyan)	1
97	Docenko A.E. (saander9)	1
98	Pichugin A. (tony_dad)	1					ban	ban
99	Sinyaev N.V. (Annovid)	1
100	Manzhikov (Musajiji)	1
101	Ugolev B.L. (Crazy1)	1
102	Sar T. (tosAr)	1
103	Sury (fatsury)	1
104	vktory369 (vk1991)	1
105	Kachkaev A. (alevaka)	1
106	Sarkis'yan G. (gennadi_s)	1
107	Tsapkov (tsapkoff)	1
108	Gretskikh M.S. (Greckih)	1
109	Stepanenko K.Yu. (St.Constantine87)	1
110	Sergeev A. (SerDix)	1
111	Golovkin I.A. (GHOST2508)	1
112	Konon (Kenen)	1
113	R. (Wra1th)	1
114	Islom M. (fr0stman)	1					ban	ban
115	Komov S.M. (Komov S. M.)	1					ban	ban
116	Alek (litvin001)	1
117	Afanas'ev V.A. (AVA_13)	1
118	Fedoseev A. (woodkid)	1
119	Lysykh V.K. (Usilitel')	1
120	Alekseev A.S. (Andser)	1
121	M (DanilM2304)	1
122	Mal'kov N.S. (Holykoly)	1
123	Ustinov (Defter7)	1
124	Meev (ameev)	1
125	kfafka K.T. (Dan_25151)	1
126	Kolesnikov A.E. (Ellety)	1
127	le S.E. (sedrus)	1
128	Abdullina G.A. (Fleshka)	1
129	Leonov D.V. (xannnnn)	1
130	Shirokov M.A. (Dr.Mikhail)	1
131	Sibejkin I.A. (POIUYTHEHAPPY)	1
132	Rogachev L. (leonid19101110)	1
133	Otradnova S.V. (gloomeries)	1
134	Odintsov I.A. (PlayFulBear1337)	1
135	Shvetsov D.Sh. (DanechekSw)	1					ban	ban
136	Erykalin A. (JAKIBS)	1					ban	ban
137	Ustimenko (brat2alek)	1
138	Nurbaev V.V. (Ulanovka)	1
139	Soryu A.L. (RemiliaScarlet3)	1
140	Ryukhin S.A. (Daster1)	1
141	Klim (Alex_257443)	1
142	lugov S.S. (sav9797p)	1
143	Bystrov F. (FEDORBYST3445)	1
144	Khalukhaeva E.D. (Evushka)	1
145	Tolstykh D.S. (saltykovadara)	1
146	Stolbov A. (ars1516)	1
147	Semenov (Mr.Yucatan)	1
148	Babaev R.R. (ChupaPupsik)	1
149	Murtazin (vadimmurtazin)	1
150	Shnar A.M. (Al1405)	1
151	Kuzmanovska (Maja_QA)	1
152	A (Gaborik)	1
153	Terekhov G. (H_Terehov)	1
154	Vasylyshyn D. (mkk5)	1
155	Matyuhanov D.A. (Lineagi4)	1
156	Uryadnikov M.V. (magr1k5)	1
157	Glok A. (madaraext)	1
158	Linkevich B. (boris-dv)	1
159	Tykko (Tykko)	1
160	Awartor (AwaAwA)	1
161	Valeriya (Lp-xx)	1
162	Unregistered	30

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