Last week rating | SQL Exercises

August 07, 03:30 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: 12688

No	surname	n_sel	sel_all	sel_scores	dml_scores	scores	rating	last_visit
1	LOl K.C. (HOAJG)	17	17	23	0	23	4099	06 Aug 2020
2	Markov (yaroslavv)	16	17	21	1	22	3977	06 Aug 2020
3	Rodionov S. (oldos)	8	71	20	0	20	835	07 Aug 2020
4	Lakalov D. (Meilleur_NG)	12	38	19	0	19	1837	06 Aug 2020
5	Gur'yanov D.A. (Dmitro94)	13	13	17	0	17	4617	03 Aug 2020
6	Yartsev Yu. (Yury66)	5	105	10	0	10	233	06 Aug 2020
7	Kovelman (jjokker)	5	59	10	0	10	856	06 Aug 2020
8	Zelentsov I.A. (Overcomzi)	7	7	9	25	34	3137	06 Aug 2020
9	Matveev M. (Matveev Maksim)	3	24	7	0	7	3153	05 Aug 2020
10	Ryabov V.E. (vlal)	5	8	7	0	7	5249	06 Aug 2020
11	Kuz'mitskij Ya.O. (YaroslavYaroslav)	3	64	6	0	6	1046	06 Aug 2020
12	Petrova K.O. (Lanelia)	2	38	5	0	5	1220	05 Aug 2020
13	onykienko M. (margovyn)	3	3	5	0	5	6913	05 Aug 2020
14	Komov K.N. (zigmund1)	1	97	4	0	4	277	06 Aug 2020
15	Smolyar P.M. (smolyar)	1	71	4	0	4	515	31 Jul 2020
16	>tatkasan (tatkasan)	3	51	4	0	4	873	06 Aug 2020
17	Gubarev I. (Ygga)	3	3	4	0	4	7876	06 Aug 2020
18	Babintseva (Eleveur)	3	3	3	0	3	8126	06 Aug 2020
19	Novikov (PNA921)	1	105	2	0	2	253	06 Aug 2020
20	Lazareva E. (lea_22)	1	90	2	0	2	346	06 Aug 2020
21	Tsch S. (SergeyTsch)	1	67	2	0	2	501	06 Aug 2020
22	Shustov V.V. (shustovvlad)	1	64	2	0	2	674	05 Aug 2020
23	Vasil'ev A.A. (TruthFinder)	1	64	2	0	2	716	05 Aug 2020
24	Ladanov N.V. (XAKEP_BBC)	1	51	1	0	1	983	02 Aug 2020
25	Il'ina A. (Alexandra2097)	0		0	27	27	3723	06 Aug 2020
26	Men'shikova M. (Marina24)	0		0	23	23	4592	06 Aug 2020
27	Zhilina Z. (mymy)	0		0	15	15	4806	07 Aug 2020
28	Przeslaw P.B. (Piok86)	0	2	0	12	12	3894	06 Aug 2020
29	Leoshko A.V. (kotik_schredingera)	0		0	11	11	6032	06 Aug 2020
30	Kurbanaliev (Grazz)	0		0	10	10	5619	06 Aug 2020
31	Semishin (SVitya)	0		0	9	9	5824	03 Aug 2020
32	Khlynov M. (KhlynSQL)	0		0	9	9	5825	04 Aug 2020
33	Rishko (vasya00)	0		0	9	9	5826	06 Aug 2020
34	Petukhov I.A. (Cheeroki)	0		0	9	9	5827	05 Aug 2020
35	Dubchak (dva3)	0		0	9	9	5828	06 Aug 2020
36	Osipov (Osip1)	0		0	9	9	7274	06 Aug 2020
37	qwe Q.Q. (pavelkamey)	0		0	9	9		01 Aug 2020
38	Kostitsyn M.Yu. (orgnism)	0		0	8	8	6033	06 Aug 2020
39	Maximov (eugeen_maxi)	0		0	8	8	6034	05 Aug 2020
40	Tran A. (trananhtu1998)	0		0	8	8		31 Jul 2020
41	Prokopovich І.V. (IrinaFFFF)	0		0	6	6	6562	05 Aug 2020
42	Ostapenko A.I. (ArOs)	0		0	6	6	6563	06 Aug 2020
43	Khadyka T.V. (tatyanahadyka)	0		0	6	6		02 Aug 2020
44	Chaldanov (aleksei_chald)	0		0	6	6		05 Aug 2020
45	Astashenkov M. (phys_master)	0		0	6	6		31 Jul 2020
46	Suvorin I.A. (learntocode)	0		0	5	5	7275	06 Aug 2020
47	pessimist (pessim1st)	0		0	5	5	7276	03 Aug 2020
48	Sviyazova (LidaSv)	0		0	5	5	7277	04 Aug 2020
49	Makhmazaiitov K.D. (Kufa)	0		0	4	4	7955	04 Aug 2020
50	vadman (vadman)	0		0	4	4	7956	03 Aug 2020
51	didyk T.R. (dtr94)	0		0	4	4	7957	05 Aug 2020
52	Yanovskij (Turpentin)	0		0	4	4	7958	05 Aug 2020
53	Gabitov I. (gabbysun)	0		0	4	4	7959	06 Aug 2020
54	Matusevich M.D. (JustMishka)	0		0	4	4	7960	06 Aug 2020
55	Khvorostyan N.P. (Alux567)	0		0	3	3	8271	03 Aug 2020
56	Ovchinnikov A.V. (Kakoi-to_chelovek)	0		0	3	3	8272	03 Aug 2020
57	FFF F.F. (zaykka)	0		0	3	3	8273	03 Aug 2020
58	Denisov S.V. (iamdenisovsv)	0		0	3	3	8274	04 Aug 2020
59	Antoniuc (Fanik1947)	0		0	3	3	8275	03 Aug 2020
60	Paranina (amabilitat)	0		0	3	3	8276	05 Aug 2020
61	Martynenko M.V. (Marry_lalalala)	0		0	3	3	8277	05 Aug 2020
62	Ivanova (Pupochek2.0)	0		0	3	3	8278	05 Aug 2020
63	Daria (bubbles.tut)	0		0	3	3	8279	06 Aug 2020
64	Egorov K. (kuznecegorov)	0		0	3	3	8280	07 Aug 2020
65	Saprykin A. (a.sapry)	0		0	3	3	8281	06 Aug 2020
66	Saj N.N. (Nadzhda)	0		0	3	3	8282	06 Aug 2020
67	Gol'tsov A.G. (Kpojluku)	0		0	3	3	8283	06 Aug 2020
68	Ermashkevich A. (alina0401)	0		0	3	3	8284	06 Aug 2020
69	Zaretskaya E. (Elenka!)	0		0	3	3	8285	06 Aug 2020
70	Eliseeva E.V. (IamHelena)	0		0	3	3	8286	06 Aug 2020
71	Madaeva M.Z. (Marina Madayeva)	0		0	3	3	8287	06 Aug 2020
72	Zaluzhnaya N.V. (nadia fz)	0		0	3	3	8288	06 Aug 2020
73	nikuradze L.L. (maayqwert)	0		0	3	3	12683	05 Aug 2020
74	Gusarova V. (gusarova.v)	0		0	3	3		06 Aug 2020
75	Kudryashova (ksu0502)	0		0	3	3		01 Aug 2020
76	Yashina Yu.V. (yash1na)	0		0	3	3		06 Aug 2020
77	Kuznetsova (MrSmithKiev)	0		0	3	3		31 Jul 2020
78	Natynchik E. (Verbena)	0	62	0	2	2	743	06 Aug 2020
79	Osadchaya D.S. (skatinski)	0	1	0	2	2	3991	04 Aug 2020
80	Ivashin (sderser)	0		0	2	2	9199	01 Aug 2020
81	Nagel' V.A. (Envyy)	0		0	2	2	9200	06 Aug 2020
82	Mokhort (moxe)	0		0	2	2	9201	06 Aug 2020
83	Volkov (Kai Hansen)	0		0	2	2	9202	06 Aug 2020
84	-- (waasaaw)	0		0	2	2	9203	06 Aug 2020
85	Bulgakov (Danil)	0		0	2	2	9204	06 Aug 2020
86	Maskalik A.N. (Anuta Maskalik)	0		0	2	2	9205	06 Aug 2020
87	Dyatko N.Yu. (Kinopoisk)	0		0	2	2	9206	06 Aug 2020
88	Skurat O.S. (OliBur)	0		0	2	2	9207	06 Aug 2020
89	Orel O. (OlgaO83)	0		0	2	2		31 Jul 2020
90	Sokolov (Sol-III)	0		0	1	1	12677	02 Aug 2020
91	Martynov A.A. (potaton2)	0		0	1	1	12678	06 Aug 2020
92	Menkov (silly_apple)	0		0	1	1	12679	05 Aug 2020
93	Radchenko A.D. (AlexRadchenko)	0		0	1	1	12680	06 Aug 2020
94	Yoburt (Yoburt)	0		0	1	1	12681	06 Aug 2020
95	Fart (OldFart)	0		0	1	1	12682	06 Aug 2020
96	Predpochtu konfidentsial'no (Annonim987654321)	0		0	1	1	12684	06 Aug 2020
97	kevin K. . (kevsterkev)	0		0	1	1	12685	06 Aug 2020
98	Luk'yanov V.S. (DeadGod)	0		0	1	1	12686	06 Aug 2020
99	Chizhevskij E.S. (Chizhevskij E.S.)	0		0	1	1	12687	06 Aug 2020
100	Kozlov E. (Zhekson)	0		0	1	1	12688	06 Aug 2020
101	Popov V. (Akronim)	0		0	1	1		06 Aug 2020
102	Svetlov A.M. (s86v)	0		0	1	1		06 Aug 2020
103	Ivanova L. (Lifeis)	0		0	1	1		06 Aug 2020

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