Last week rating | SQL Exercises

June 25, 10:23 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: 13603

No	surname	n_sel	sel_all	sel_scores	dml_scores	scores	rating	last_visit
1	Khropunova S.P. (sony24)	4	36	10	0	10	1335	23 Jun 2022
2	Shumilova (spring2020)	8	33	10	0	10	1436	25 Jun 2022
3	Kondrikov A.A. (alkondrikov)	6	6	9	3	12	5466	24 Jun 2022
4	Kulikov (Fulham_road_sw6)	5	27	9	1	10	2707	24 Jun 2022
5	Belyakov M.Ya. (Mat_Original)	7	71	9	0	9	562	24 Jun 2022
6	Abubakirov D. (dedee)	7	56	9	0	9	1229	22 Jun 2022
7	Minaev V. (WBuilder)	7	14	9	0	9	3619	24 Jun 2022
8	Zakharov S. (sad_shrink)	4	49	8	0	8	1075	24 Jun 2022
9	Porfir'ev A.P. (AlexeyPorfirev)	5	6	7	1	8	6022	23 Jun 2022
10	Tarasov (amig0)	5	5	7	0	7	6442	22 Jun 2022
11	Matukhno I.A. (ilyamatuhno)	5	5	7	0	7	6463	22 Jun 2022
12	Pershina A.B. (RikaNika)	5	5	7	0	7	6509	22 Jun 2022
13	Aseph J. (rukia_)	2	83	6	5	11	370	25 Jun 2022
14	Borzov V.V. (simulacrum)	5	124	6	1	7	228	22 Jun 2022
15	Samoylov E. (Samoylov107)	2	37	6	0	6	1294	24 Jun 2022
16	Firstova A.O. (FAO)	2	59	5	0	5	896	23 Jun 2022
17	Shishkin D. (Shinuz)	1	101	4	4	8	230	24 Jun 2022
18	Palasukhin D.S. (Nitrinos)	4	13	4	0	4	2338	24 Jun 2022
19	Kovrov P. (pahanito)	3	28	3	0	3	1802	19 Jun 2022
20	Sycheva E.S. (EkaterinaSycheva)	1	59	2	0	2	895	24 Jun 2022
21	Konovalov P.D. (pdkonovalov)	1	49	2	0	2	1318	22 Jun 2022
22	Basejko O.S. (Basoiii)	2	2	2	0	2	9805	22 Jun 2022
23	Zakharchenko D. (wilsonept)	1	1	1	20	21	3717	25 Jun 2022
24	Nikitina N. (Nadezhda007)	1	1	1	14	15	4810	23 Jun 2022
25	Kuydinov D. (sh4rk717)	1	69	1	7	8	588	24 Jun 2022
26	Khaidarov A. (andgen)	1	1	1	1	2	9721	22 Jun 2022
27	Alekhina L.S. (livinginmay)	1	94	1	0	1	122	20 Jun 2022
28	Verdiyev A. (Nuklinoid)	1	69	1	0	1	715	22 Jun 2022
29	Ustinova (Sforza)	1	51	1	0	1	1019	23 Jun 2022
30	Ivanov A. (AlexIv)	1	28	1	0	1	2710	23 Jun 2022
31	Martynova E.A. (saekandr1)	1	1	1	0	1	8257	21 Jun 2022
32	Mozalev (maxon_)	1	1	1	0	1	8610	24 Jun 2022
33	Safaryan K.A. (Karensaf)	1	1	1	0	1	13459	22 Jun 2022
34	Kuznetsov M.M. (Artioki)	1	1	1	0	1	13471	24 Jun 2022
35	Korotkaya P.A. (Polina76)	1	1	1	0	1	13603	24 Jun 2022
36	Nemtin A. (Xiaolu)	0		0	23	23	13602	24 Jun 2022
37	Eldarov T. (RickyBricky)	0		0	20	20		23 Jun 2022
38	Sytnik A.S. (AlinaApelsina)	0		0	19	19		23 Jun 2022
39	Pyl'tsyn (egor_pylcyn1996)	0		0	11	11		22 Jun 2022
40	Teselkin M. (Tesla23)	0		0	11	11		21 Jun 2022
41	Kamysheva M.V. (MarushkaKamy)	0		0	11	11		24 Jun 2022
42	m4tt1 (m4tt1)	0		0	11	11		24 Jun 2022
43	Vasil'evich V. (Vladimir_MK)	0		0	11	11		23 Jun 2022
44	Oliinyk (Reyz)	0		0	11	11		23 Jun 2022
45	Warh78 W.W. (Warh78)	0		0	9	9		22 Jun 2022
46	Grushytsky Y.I. (IMMiRiT)	0		0	9	9		24 Jun 2022
47	Nikitina D.A. (Diana1986)	0		0	9	9		24 Jun 2022
48	Aminev D.D. (Domingues)	0		0	9	9		24 Jun 2022
49	Kruchkov A. (GmAnton)	0		0	9	9		22 Jun 2022
50	Rabadanov G.G. (Gasayni)	0		0	9	9		23 Jun 2022
51	Ragozin D. (dewolix)	0		0	9	9		25 Jun 2022
52	Sukhanov A.V. (Takie_Dela)	0		0	9	9		19 Jun 2022
53	Zhaksygeldieva N.Zh. (Ali_111)	0		0	8	8	9869	24 Jun 2022
54	Rybak A.I. (Rybak)	0		0	8	8		24 Jun 2022
55	Umarov (genchi)	0		0	7	7		22 Jun 2022
56	Simakhina O. (Olga_Sim)	0		0	7	7		21 Jun 2022
57	Shtefich D.V. (Braile)	0		0	6	6		18 Jun 2022
58	Gladkikh E.V. (Egor4293)	0		0	6	6		22 Jun 2022
59	Yaremich N.A. (Nickita109)	0		0	5	5		21 Jun 2022
60	Novakov (Karollep)	0		0	5	5		24 Jun 2022
61	Sergii (Sergii23)	0		0	5	5		24 Jun 2022
62	Potomka (Feroxxx)	0		0	5	5		24 Jun 2022
63	Filinovich V.N. (best09062017)	0		0	5	5		24 Jun 2022
64	Sokolova V.V. (Valeriya Sokolova)	0		0	5	5		24 Jun 2022
65	Yurin D.A. (Lokator174)	0		0	5	5		23 Jun 2022
66	Kareva N. (nkareva)	0		0	5	5		23 Jun 2022
67	Marikov V.N. (S_t_o_r_m)	0		0	5	5		24 Jun 2022
68	Tomilov M.S. (max.tomilov)	0		0	4	4		24 Jun 2022
69	Zinovich V.A. (RedoTV)	0		0	4	4		24 Jun 2022
70	Rybin I.R. (dimniy)	0		0	4	4		20 Jun 2022
71	Arobelidze Zh. (Zhuzhuna)	0		0	3	3	8847	24 Jun 2022
72	Troyan O. (TOlga21)	0		0	3	3	9870	25 Jun 2022
73	Lebedev A. (gretta_007)	0		0	3	3		24 Jun 2022
74	Petrov (Dmytro80)	0		0	3	3		24 Jun 2022
75	Fedoruk I. (ifedoruk)	0		0	3	3		23 Jun 2022
76	Antonenko L. (Ludmyla)	0		0	3	3		23 Jun 2022
77	Degtyarev D.V. (ThePoweRFul)	0		0	3	3		24 Jun 2022
78	Jabko A. (pr0xy)	0		0	3	3		19 Jun 2022
79	Surina (alex_surina)	0		0	3	3		23 Jun 2022
80	Polozhentsev A. (apolozhentsev)	0		0	3	3		24 Jun 2022
81	Barinova E.A. (Jenybari)	0		0	3	3		22 Jun 2022
82	Sorokovnina (VeryMetal)	0		0	3	3		18 Jun 2022
83	Sukhanov I.Yu. (nemoi-igor)	0		0	3	3		24 Jun 2022
84	Kuritsyn V.N. (ValNick)	0	90	0	2	2	372	18 Jun 2022
85	Korshunov I.A. (Korshun99)	0		0	2	2		22 Jun 2022
86	Lom (plomt)	0		0	2	2		24 Jun 2022
87	Levitin (Levitin)	0		0	2	2		21 Jun 2022
88	Kolundin E.V. (ImAndromeda)	0		0	2	2		22 Jun 2022
89	Devilbert D.D. (davillbert)	0		0	2	2		22 Jun 2022
90	Stepanova (svv00)	0		0	2	2		18 Jun 2022
91	Putta C. (Charith)	0		0	2	2		21 Jun 2022
92	Redikul'tseva N.E. (NadeyalkoRE)	0		0	2	2		23 Jun 2022
93	Kazlanzhi (Pakha217)	0		0	1	1		23 Jun 2022
94	Belyavskij P.A. (JaredZ)	0		0	1	1		20 Jun 2022
95	Perekin D.S. (Rondo2112)	0		0	1	1		21 Jun 2022
96	Goncharov I.A. (van4956)	0		0	1	1		24 Jun 2022
97	Savilovich V. (volhasav)	0		0	1	1		19 Jun 2022
98	Riman (eygon)	0		0	1	1		20 Jun 2022
99	Kalugina A. (stasovski)	0		0	1	1		20 Jun 2022

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