Last week rating | SQL Exercises

September 23, 19:37 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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Last-week results

n_sel - number of select exercises solved this week;
sel_all - total number of solved select exercises;
sel_scores - sum of points on select exercises earned this week;
dml_scores - sum of points on dml exercises earned this week;
scores - total sum of points earned this week;

Involved in rating: 11824

No	surname	n_sel	sel_all	sel_scores	dml_scores	scores	rating	last_visit
1	>Osin (anyman1979)	19	37	33	1	34	1649	23 Sep 2017
2	Zhulanov S.G. (borey.mdb)	9	43	21	0	21	1025	22 Sep 2017
3	Savin A.Yu. (mirovingin)	8	48	16	0	16	930	22 Sep 2017
4	Shalavin D.E. (Juster81)	8	37	13	0	13	1204	22 Sep 2017
5	Semin R.Yu. (Roman7in)	8	23	13	0	13	1850	20 Sep 2017
6	anderson C.7. (andersoncouncil)	9	9	11	0	11	2602	22 Sep 2017
7	Polikarpova E. (Filisity)	8	8	10	0	10	5130	20 Sep 2017
8	Aliev R. (y4nzi)	3	169	9	0	9	40	23 Sep 2017
9	Vinogradova S.M. (Tigra1)	4	96	9	0	9	267	22 Sep 2017
10	Baklanov V.K. (Vorfian)	4	29	8	0	8	1233	22 Sep 2017
11	Kroshin (storm74)	8	8	8	0	8	5419	20 Sep 2017
12	Polyakov A.I. (Alexander Green)	3	61	7	0	7	697	21 Sep 2017
13	Plugin V. (Basilik)	3	54	7	0	7	741	22 Sep 2017
14	Bezgin (TonyKas)	5	5	6	27	33	2995	21 Sep 2017
15	Lotar70 (Lotar70)	4	19	6	0	6	1893	22 Sep 2017
16	Kirdan (shipwright)	3	109	5	1	6	179	22 Sep 2017
17	Kopyonkin (ringman)	4	4	5	0	5	4287	22 Sep 2017
18	Daschinskij I. (ivan dasch)	3	3	4	27	31	3119	23 Sep 2017
19	>Chernov D.V. (Kursist)	3	163	4	0	4	61	22 Sep 2017
20	Koptel'tsev V. (selber)	1	176	4	0	4	65	23 Sep 2017
21	Mazurov V.A. (Kiot)	3	3	4	0	4	7281	22 Sep 2017
22	Akulov D.S. (rait)	3	13	3	24	27	2344	22 Sep 2017
23	Kukushkin S.A. (smog)	1	225	3	0	3	12	22 Sep 2017
24	Manaenkova (umka return)	3	5	3	0	3	3065	21 Sep 2017
25	Drozdov A.A. (Drozdov Aleksandr)	2	8	3	0	3	5320	17 Sep 2017
26	Shkarednyj (Gosha)	1	146	2	0	2	126	21 Sep 2017
27	Petrov D.B. (GiBis)	1	89	2	0	2	293	20 Sep 2017
28	Kinder M.M. (Kind)	2	91	2	0	2	306	22 Sep 2017
29	Kostin G.N. (Grigory K.)	1	80	2	0	2	307	18 Sep 2017
30	Pantileenko D. (iriswind1)	1	44	2	0	2	997	22 Sep 2017
31	bokr (qwerty)	2	51	2	0	2	1005	21 Sep 2017
32	Natyrov N.N. (narig)	1	43	2	0	2	1011	22 Sep 2017
33	Stepanov I.A. (ilius)	1	2	2	0	2	7591	22 Sep 2017
34	>Myachin I.M. (getred)	1	1	1	27	28	11823	23 Sep 2017
35	KsNV (KsNV_)	1	9	1	6	7	2626	22 Sep 2017
36	Coop (rndwlk)	1	1	1	1	2	8310	19 Sep 2017
37	Ostrovskij A.A. (aleost)	1	63	1	0	1	648	17 Sep 2017
38	Igina D.V. (kotopes46)	1	28	1	0	1	1447	23 Sep 2017
39	>Dudin A.K. (doos)	1	36	1	0	1	1801	23 Sep 2017
40	Morozov (msv)	1	12	1	0	1	3086	19 Sep 2017
41	Kuzyutkin (asql170626)	1	1	1	0	1	3298	21 Sep 2017
42	Alpatov A.N. (aleksej01)	1	3	1	0	1	4910	21 Sep 2017
43	Makarevich A. (Anya_M)	1	4	1	0	1	6591	18 Sep 2017
44	Berezin A.E. (aleks-student)	1	1	1	0	1	10269	19 Sep 2017
45	Gladkikh (alina_dunice)	1	1	1	0	1	11807	19 Sep 2017
46	Nikolaj (Bulocka_c_izumom)	1	1	1	0	1	11811	22 Sep 2017
47	Kalugin A. (AKalugin)	1	1	1	0	1	11821	21 Sep 2017
48	Snigur I. (Monkgol)	0		0	27	27		19 Sep 2017
49	Chernyev S.D. (Sirozha1337)	0		0	23	23		22 Sep 2017
50	Ivanov A.A. (Tonik99)	0		0	13	13	4620	23 Sep 2017
51	Tokarev V. (ViktorTokarev)	0		0	11	11		20 Sep 2017
52	Garrison (stm278)	0		0	9	9	5386	23 Sep 2017
53	knan (drednout111111)	0		0	9	9		22 Sep 2017
54	Doronin V.V. (vladislavzub13)	0		0	9	9		18 Sep 2017
55	Petrenko P. (trushpp)	0		0	9	9		17 Sep 2017
56	Bilous P. (Polina1808)	0		0	9	9		22 Sep 2017
57	Guseva V. (Victoria48)	0		0	9	9		18 Sep 2017
58	Panov V. (Vadyafan)	0		0	8	8		18 Sep 2017
59	Troitskij (Glam)	0		0	8	8		22 Sep 2017
60	Kovalyov R.I. (Kovalyov Ruslan)	0		0	8	8		16 Sep 2017
61	Khomenko I.A. (IgorKhomenko)	0		0	8	8		18 Sep 2017
62	Bondarev (Bartim)	0		0	7	7		17 Sep 2017
63	Bulashevich K.I. (konstantinigor)	0		0	7	7		20 Sep 2017
64	Pastukhov M.I. (pastukhovm)	0		0	6	6		23 Sep 2017
65	Ivanchuk T.A. (Nadushechka)	0		0	6	6		17 Sep 2017
66	Vasilenko I.M. (NikaIrMih)	0		0	6	6		16 Sep 2017
67	Kiprushkin M. (Mishka-01)	0	1	0	5	5	5806	23 Sep 2017
68	Golovin M. (M.G.)	0		0	5	5	6695	23 Sep 2017
69	Basenko D. (sawdustofmind)	0		0	5	5		20 Sep 2017
70	Ivannov K.A. (Kirych89)	0		0	4	4	7612	23 Sep 2017
71	Yavnikov (Roman-reset)	0		0	4	4	7613	23 Sep 2017
72	danilov (danilovalexander)	0		0	4	4		20 Sep 2017
73	Dashkevich V. (Vsq)	0		0	4	4		19 Sep 2017
74	A (Vadim)	0		0	4	4		22 Sep 2017
75	qwerty A.Z. (ThatGuyWithoutNickname)	0		0	4	4		23 Sep 2017
76	Borysov B.O. (BorBoh)	0		0	4	4		16 Sep 2017
77	Dyma (kentozz)	0		0	3	3	7611	23 Sep 2017
78	Plygovoy A. (ant_toha)	0		0	3	3		17 Sep 2017
79	Esenin S.A. (Baldenon)	0		0	3	3		17 Sep 2017
80	naumchik T. (tn000)	0		0	3	3		18 Sep 2017
81	Andriyanich A. (Zikk)	0		0	3	3		22 Sep 2017
82	Zasmolina (polza2506)	0		0	3	3		22 Sep 2017
83	Osipenko D.S. (alfieteam)	0		0	3	3		21 Sep 2017
84	Zin K. (Tinazin)	0		0	3	3		18 Sep 2017
85	Ignatuk A.A. (Maxin)	0		0	3	3		17 Sep 2017
86	Khalin A. (KhalinA)	0		0	3	3		21 Sep 2017
87	Pechenkin D. (DesTroyZz)	0		0	3	3		19 Sep 2017
88	Bayov V.K. (Andrew_Flaherty)	0		0	3	3		21 Sep 2017
89	gugaev K. (Kirill Gugaev)	0		0	3	3		21 Sep 2017
90	Borushko (sophya)	0		0	3	3		18 Sep 2017
91	Mynkin E.V. (Wweds)	0		0	3	3		21 Sep 2017
92	Vorobyeva Z.V. (Zlata28)	0		0	3	3		21 Sep 2017
93	Pseudo (pseudo3)	0		0	3	3		21 Sep 2017
94	Senchukov I.A. (Senchukov Ivan)	0		0	3	3		22 Sep 2017
95	Davidyuk E.V. (elenadavidyuk)	0		0	3	3		18 Sep 2017
96	Shaposhnikov A. (Shaposhnikov)	0		0	3	3		20 Sep 2017
97	test.unit (test.unit.2017)	0		0	3	3		22 Sep 2017
98	yakunov R. (illirit)	0		0	2	2	8477	22 Sep 2017
99	Levitskij N.V. (Surex)	0		0	2	2	8478	23 Sep 2017
100	Khromov S.A. (Khrome)	0		0	2	2	11822	23 Sep 2017
101	Sycheva V.A. (ViktoriyaSycheva)	0		0	2	2	11824	23 Sep 2017
102	Levitskij N.V. (Syrex)	0		0	2	2		18 Sep 2017
103	Plotnikov E.G. (Mad_Penetrator)	0		0	2	2		18 Sep 2017
104	Bochkarev M.V. (ZZZ005)	0		0	2	2		21 Sep 2017
105	Solov'eva A.E. (bunduk25)	0		0	2	2		22 Sep 2017
106	Polischyk (SlavikP)	0		0	2	2		21 Sep 2017
107	Reznikov K.G. (kosrez11)	0		0	2	2		18 Sep 2017
108	Vedenko V.A. (pompee)	0		0	2	2		17 Sep 2017
109	Borisenkov D.V. (xuser)	0	108	0	1	1	92	22 Sep 2017
110	Rasmussen F.A. (Mediash)	0	11	0	1	1	1807	22 Sep 2017
111	Myasoedov (LLlkol9p)	0		0	1	1		23 Sep 2017
112	Nesterenko A. (toshka_-)	0		0	1	1		22 Sep 2017
113	Akhmylov (Spagent)	0		0	1	1		19 Sep 2017
114	Ivanov I. (FlopDaz1)	0		0	1	1		19 Sep 2017
115	klyubanov S.S. (klyubanov)	0		0	1	1		21 Sep 2017
116	Chejkin K. (konstraint)	0		0	1	1		22 Sep 2017
117	Maria D.N. (Veter Mari)	0		0	1	1		21 Sep 2017
118	Kumar P. (prashantpk)	0		0	1	1		22 Sep 2017
119	Majorenko A.A. (kelse)	0		0	1	1		17 Sep 2017
120	Koshevoj (maximkoshevyi)	0		0	1	1		17 Sep 2017
121	Panchuk M.A. (Panchuk)	0		0	1	1		17 Sep 2017
122	Ivanov (exsi)	0		0	1	1		21 Sep 2017
123	Trach A.R. (skrestuser)	0		0	1	1		17 Sep 2017
124	Goebel (gogoaaron)	0		0	1	1		21 Sep 2017
125	Polyakov (polyak1234)	0		0	1	1		21 Sep 2017
126	Kocheshkova A. (annascooter)	0		0	1	1		22 Sep 2017
127	Chernov (JerzyBiceps)	0		0	1	1		18 Sep 2017
128	Tishin (rainfellow)	0		0	1	1		18 Sep 2017
129	Zherdev (FetNever)	0		0	1	1		18 Sep 2017
130	Romasyov A.A. (Imfortness)	0		0	1	1		18 Sep 2017
131	Morozkina A.I. (Nanorka)	0		0	1	1		18 Sep 2017
132	Pozdnyakova E. (elinee)	0		0	1	1		19 Sep 2017
133	Demin (HandlerXIX)	0		0	1	1		18 Sep 2017
134	Zakharov N.N. (Nicopolas)	0		0	1	1		19 Sep 2017
135	Rainey M. (mortonRay)	0		0	1	1		19 Sep 2017

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