Today's statistics at "SQL Exercises"

May 25, 12:32 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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  • 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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      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	Smakota (kjbdv)	1	1	-2		2	ban	ban
2	Demiral E. (erend55)	1			1	1
3	Firsova E.A. (Firsova)	1					15	26
4	Bulgakov A.S. (temchik30)	1					ban	ban
5	Majer A. (AntonM66)	1					15	24
6	Ivanov I.I. (some_numbers37)	2					15	21
7	Shatilov D. (ddaanniill)	1					14	21
8	Chernov A. (accmailc)	1					15	18
9	Rufin P.A. (Pavel Rufin)	2					11	14
10	Nikishaev G.V. (Tiran_DR)	2					10	13
11	K D.A. (Wu-lg)	2					10	13
12	Saltuganov M.G. (Maksim Saltuganov)	1					10	13
13	Kiseleva A.B. (shlyapa burmaldi)	1					10	13
14	Korolyova E.R. ([p)	1					10	13
15	Sadowski (Tomato93)	2					9	13
16	Abaimov A.V. (Artenn)	2					7	12
17	Ivanov M.A. (maks_ivanov)	2					ban	ban
18	Skorenko D.Yu. (sozdatell)	1					ban	ban
19	Mazhed Z. (Stillfake)	2					6	7
20	Lebedev M. (cplusplus)	1					5	7
21	M Z. (zoya m)	2					5	5
22	Pavshinskij (Neukluzhiy)	1					5	5
23	Kabanov (Lloris)	1					4	5
24	Deryagina V. (Valeria_deryagina)	1					4	4
25	Valikhadiev (GiyasVAVAV)	1					4	4
26	Nikolaeva (Romashka2107)	1					4	4
27	Breslavska L. (Bresly)	1					3	4
28	kochetov I. (ilyaali)	1					2	4
29	Khannanova (chulpanKhan)	1					2	4
30	Nikolaeva D.A. (darya_1999)	1					2	4
31	Novikov S.V. (StepashkaRuiner)	2					3	3
32	Bazhenov M.A. (Matvey_Ba)	1					3	3
33	Tskhao N.M. (caonimenma1)	2					2	3
34	Nazarov (Neislaw)	2					2	2
35	salkov D. (flosq)	2					2	2
36	Nikolaeva N. (Nata1507)	1					2	2
37	Zakharov (svyyy)	1					2	2
38	lin A.B. (swpetra)	2					1	2
39	Ktkachenko S. (digital_stone)	2					1	2
40	Mir A. (stryder)	1					1	2
41	Balkarov I.M. (peckerwood)	1					1	2
42	Balduev D.G. (Dorgo)	1					1	2
43	Neverovskij F.V. (Froggly)	1					1	2
44	Duisenbayev (3UMF)	1					1	2
45	Sharshenbekova N.E. (Snazira245)	1					1	1
46	porcini L. (leoneeed)	1					1	1
47	Kurochkin P.A. (qwrqwr)	2
48	Zubov D.Z. (Dmitrij84)	2
49	Voronov D. (Elnov.70)	2
50	Sarkis'yan G. (gennadi_s)	2
51	Komov S.M. (Komov S. M.)	2
52	Seregin (sk15)	2
53	Moiseeva P.S. (polinkafuture1)	2
54	Meremkulova Z.A. (Zalina_mer)	2
55	Sagunov N.S. (Ksywka)	2					ban	ban
56	Petrukhin M.A. (DidicitDiscere)	2
57	Maslennikova T.V. (Tat'yanaM)	1					ban	ban
58	Vyazovetskov A.S. (alex_v)	1
59	Sheriev A.M. (Atreides)	1
60	Krasovskij E.A. (pegoopik)	1
61	Koptel'tsev V. (selber)	1
62	Savin A.Yu. (mirovingin)	1
63	Abdulmanapov A. (Dvarik)	1
64	Mazur I. (Mazur_IK)	1
65	Morozov A.V. (aleks_rubit)	1
66	Kobenov E. (KEZ758)	1
67	Petrakovich N.S. (Natal'ya21)	1
68	Kisinsikj P. (PavelKisin)	1
69	Lobanov V.A. (LobanovVA95)	1
70	Vdovin S. (Rujan)	1
71	De I. (Il'ya2021!)	1
72	Gemazudinov D.R. (DimonLemon)	1
73	Shikov V. (Viktor_TG)	1
74	Uskov A. (atomic_ant)	1
75	Chaganov O.A. (Zintak)	1
76	Simonov V.A. (Vasilij84)	1
77	Dzharasov A.S. (adilbekdzharasov)	1
78	P I.*. (IrinaPetr)	1
79	Ivanov I. (olegMagento123)	1
80	R. (Wra1th)	1
81	Stepanov (LexFrom)	1
82	Subbotin E.V. (Djonee)	1					ban	ban
83	Lysykh V.K. (Usilitel')	1
84	Kim V.L. (Kimkonge)	1
85	Marar A.S. (16_capybara_02)	1
86	Alekseev A.S. (Andser)	1
87	Demidovich S.S. (sonvox)	1
88	Verkhovlyuk V.Yu. (valik2208)	1
89	le S.E. (sedrus)	1					ban	ban
90	Zmievskii (Kogan Shuko)	1
91	Sokolova O.V. (Ol'ga2026)	1
92	Naumov D. (Nalimik)	1
93	Vershinina M. (marinaver4)	1
94	Moroz A.I. (frostanast)	1					ban	ban
95	Vlad V.V. (Bleckeid)	1
96	Korchagin V.A. (VKorchagin)	1
97	lo L.L. (belfigor13718)	1
98	Sukhanov R.R. (roman228sqlbog)	1
99	Sologubov (Pryany)	1
100	Dev109 (Dev109)	1
101	DMRITsD (TheCupOfMagic)	1
102	ver (remli)	1
103	Khanipov R. (gotlib_bbb)	1
104	el (elili)	1
105	Vasil'ev (GudiniMoonlight)	1
106	Serdyuchenko E.Yu. (eserdyuchenko)	1					ban	ban
107	Petrov A.I. (Tobo-bobo)	1
108	IvanIvan I.S. (Coiiap5e)	1
109	Romanov (JerseyDevil)	1
110	Ivanov (valerza)	1
111	Petrova G.I. (Galina_psql)	1
112	Zubrinkina A.S. (Anastasiya05-209)	1
113	G L.A. (iuy88p)	1					ban	ban
114	Kozvonina A.K. (bochak)	1
115	Sobolev N.A. (NickolaySobolev)	1
116	Krechetov D.V. (Rugby)	1
117	Chistyakov N.A. (wiperenko)	1
118	Say A. (AsanaliSay)	1
119	Batodalaev D.D. (Dashi)	1
120	Osipova E.I. (ppurapple)	1
121	vbt R. (woron2835)	1
122	Sadykova (kurukuruwww)	1
123	coder (neo_coder)	1
124	Kartavyj D.A. (Daniil_Kartavyy)	1
125	Ushakov D.P. (Markel_Ushakov)	1
126	Ruecker N.B. (Kaden.Mann6)	1
127	Tagirov (ebattoryy)	1
128	Isomadinov Z.Z. (maddox.zakhar)	1
129	Isomadinov Z.Z. (bibaboba321)	1
130	Epishina A.A. (Anastasiya Epishina)	1
131	Pahadayeu A. (AndOffline)	1
132	Unregistered	19

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