Last week rating | SQL Exercises

July 14, 19:26 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: 12703

No	surname	n_sel	sel_all	sel_scores	dml_scores	scores	rating	last_visit
1	>Maksimov A.A. (Antop1986)	33	33	46	0	46	2261	14 Jul 2020
2	Rodionov S. (oldos)	20	20	27	0	27	3677	14 Jul 2020
3	Natynchik E. (Verbena)	10	63	20	0	20	776	14 Jul 2020
4	>Kovelman (jjokker)	6	39	15	0	15	1255	14 Jul 2020
5	>Komarov A.N. (Shveda Saulya)	6	133	12	5	17	130	14 Jul 2020
6	>Matveev M. (Matveev Maksim)	8	10	12	0	12	4852	14 Jul 2020
7	Kuz'mitskij Ya.O. (YaroslavYaroslav)	6	60	11	0	11	1158	09 Jul 2020
8	- (wublubbadubdub)	6	23	9	0	9	3295	13 Jul 2020
9	Mikhed (am37)	4	57	7	5	12	910	13 Jul 2020
10	Sajgakova A.V. (Ametist)	2	99	7	0	7	270	12 Jul 2020
11	>Ma (MAX1015)	4	6	6	0	6	5997	14 Jul 2020
12	Bagirov R. (lord_potato)	2	61	5	0	5	826	12 Jul 2020
13	Komov K.N. (zigmund1)	2	96	4	0	4	293	14 Jul 2020
14	Smolyar P.M. (smolyar)	2	71	4	0	4	542	13 Jul 2020
15	Dorofeev I.V. (dorofeich)	2	39	4	0	4	1219	14 Jul 2020
16	Kharitskij D.K. (Rognak)	3	54	4	0	4	1242	10 Jul 2020
17	Khalikova A.V. (LuckyPuppy)	2	64	3	10	13	617	11 Jul 2020
18	Sigankov V.I. (vasilyvanc)	1	199	3	0	3	30	14 Jul 2020
19	Tsch S. (SergeyTsch)	1	65	3	0	3	543	14 Jul 2020
20	Shavkunov K.V. (Purposef)	2	40	3	0	3	1207	14 Jul 2020
21	Zhou E. (iethan2014)	1	37	3	0	3	1266	14 Jul 2020
22	Varenikov D.M. (Dmitriy Varenikov)	2	214	2	0	2	19	14 Jul 2020
23	>Petrov V.M. (kurai)	2	55	2	0	2	892	14 Jul 2020
24	Ladanov N.V. (XAKEP_BBC)	1	44	2	0	2	1120	13 Jul 2020
25	Petrova K.O. (Lanelia)	2	32	2	0	2	1429	14 Jul 2020
26	Chashkov A.V. (ozzyzulka)	2	22	2	0	2	1845	09 Jul 2020
27	Strod A.N. (jshade)	2	19	2	0	2	1959	10 Jul 2020
28	Kokanova S.V. (Sofia239513)	1	1	1	6	7	3660	14 Jul 2020
29	V (Tenyva)	1	112	1	0	1	224	09 Jul 2020
30	Manasipov R.Ya. (ASUTP)	1	11	1	0	1	2498	14 Jul 2020
31	Lakalov D. (Meilleur_NG)	1	14	1	0	1	4469	10 Jul 2020
32	Artem'ev A. (Ps_name_ol)	1	12	1	0	1	4701	07 Jul 2020
33	Przeslaw P.B. (Piok86)	1	2	1	0	1	5005	14 Jul 2020
34	>Cherkasov M.V. (faralala)	1	1	1	0	1	12702	14 Jul 2020
35	>Ivanov (webful)	1	1	1	0	1	12703	14 Jul 2020
36	Sofronov A. (sofronov)	0		0	27	27	3720	14 Jul 2020
37	Baturin (Eugene101)	0		0	25	25	3915	14 Jul 2020
38	Inginen V.M. (feria)	0		0	22	22	4181	14 Jul 2020
39	Deulin D.A. (Addeu)	0		0	22	22	4182	12 Jul 2020
40	Kim (akkk)	0		0	15	15	4818	14 Jul 2020
41	Ozbetelashvili G.O. (Averise)	0		0	13	13	5040	14 Jul 2020
42	Dymchenko N.-. (nickolas_ukr)	0		0	11	11	5337	12 Jul 2020
43	yakovlev M. (argocv)	0		0	11	11	5339	14 Jul 2020
44	Kolotnev D.C. (DimKO007)	0		0	9	9	5850	13 Jul 2020
45	Bilokopytov V. (monkaS)	0		0	9	9	5851	12 Jul 2020
46	Kucherenko (laur_balaur)	0		0	9	9	5852	13 Jul 2020
47	Ostrovyi (Osval)	0		0	9	9	5853	14 Jul 2020
48	Vlasiyk N. (vlasaka)	0		0	9	9	5854	14 Jul 2020
49	Armada A.A. (Armada.666)	0		0	8	8	6059	11 Jul 2020
50	Sklyomina T.A. (taaty_skl)	0		0	8	8	6060	13 Jul 2020
51	Mitus D.P. (minus94)	0		0	8	8	6061	14 Jul 2020
52	Mynenko V.A. (VitaliiMynenko)	0		0	8	8	6062	14 Jul 2020
53	Nikitin (Boris.gr)	0		0	6	6	5338	10 Jul 2020
54	Mirzoyan A.A. (N3belman)	0		0	6	6	6602	08 Jul 2020
55	Zemlyakov A.A. (Redsun10)	0		0	6	6	6603	14 Jul 2020
56	Nab N. (Chikitas99)	0		0	6	6	6604	14 Jul 2020
57	Bogachenko K. (Kate_Bogachenko)	0		0	6	6	6605	14 Jul 2020
58	Yakovlev M.V. (MikhailYakovlev535)	0	140	0	5	5	129	13 Jul 2020
59	Fattori (ben!)	0		0	5	5	7301	08 Jul 2020
60	Serzhan (soa212)	0		0	5	5	7303	14 Jul 2020
61	Bogachenko M.V. (LuckyM)	0		0	5	5	7304	14 Jul 2020
62	osos P. (Pavo_Osos)	0		0	4	4	7975	08 Jul 2020
63	Rud' A.A. (ragocha)	0		0	4	4	7976	13 Jul 2020
64	Gritsenko I. (JoinSQL)	0		0	3	3	5336	09 Jul 2020
65	Khotenko O.V. (Olga_Khatsenka)	0		0	3	3	5849	08 Jul 2020
66	Olia (Volika)	0		0	3	3	7302	11 Jul 2020
67	igor I.I. (fedorovigor)	0		0	3	3	8290	10 Jul 2020
68	Bobarika V.V. (vbobarika)	0		0	3	3	8291	13 Jul 2020
69	Krasov S. (Kheppidemiya)	0		0	3	3	8292	10 Jul 2020
70	Fedynska O. (Olyajo)	0		0	3	3	8293	09 Jul 2020
71	vertsim S. (10velyten)	0		0	3	3	8294	09 Jul 2020
72	Balabukha N.V. (NataLOzer)	0		0	3	3	8295	12 Jul 2020
73	Solov'ev A. (philomel)	0		0	3	3	8296	12 Jul 2020
74	Rudoy L. (yanasolnyshkelezhy)	0		0	3	3	8297	12 Jul 2020
75	Kudryashova N.A. (enaden)	0		0	3	3	8298	12 Jul 2020
76	Zhdanova (YuliyaZhdanova)	0		0	3	3	8299	13 Jul 2020
77	Nagach Yu. (Yurii_QA)	0		0	3	3	8300	13 Jul 2020
78	Ivanov A.A. (kreout1)	0		0	3	3	8301	14 Jul 2020
79	Troyan L. (Lyuka)	0		0	3	3	8302	14 Jul 2020
80	Sakaev (Severe-15)	0		0	3	3	8303	14 Jul 2020
81	Pavlenko T. (Standr)	0		0	2	2	5848	08 Jul 2020
82	Khas (khas007)	0		0	2	2	9213	07 Jul 2020
83	Akopyan N.A. (Narek05)	0		0	2	2	9215	09 Jul 2020
84	Voronin A.D. (NamelessKing98)	0		0	2	2	9216	14 Jul 2020
85	Shiryashkin M. (maxsheer)	0		0	2	2	9217	13 Jul 2020
86	Vettsel' I.P. (vichan)	0		0	2	2	9218	10 Jul 2020
87	Kasatkina (kasatkimari)	0		0	2	2	9219	14 Jul 2020
88	Nekhaj A. (ArtObj)	0		0	2	2	9220	14 Jul 2020
89	Milenkov (wqer)	0	147	0	1	1	95	12 Jul 2020
90	Zakharova (zacharypseudo)	0		0	1	1	4817	08 Jul 2020
91	dzhupii A. (anzhelika d)	0		0	1	1	9214	08 Jul 2020
92	Penkov (mugen76)	0		0	1	1	12691	08 Jul 2020
93	Botanova O. (olgabv)	0		0	1	1	12692	10 Jul 2020
94	Barboskin I.A. (FFSaibot)	0		0	1	1	12693	14 Jul 2020
95	Mel'nichuk (RomanMel)	0		0	1	1	12694	09 Jul 2020
96	Lystseva N. (Homyak_ozzy)	0		0	1	1	12695	10 Jul 2020
97	Rusin S.I. (RSV_pl)	0		0	1	1	12696	14 Jul 2020
98	Rekish (Xandry)	0		0	1	1	12697	13 Jul 2020
99	Stradukhin E.I. (egm33)	0		0	1	1	12698	13 Jul 2020
100	Scerri L. (IlluminatiCat)	0		0	1	1	12699	14 Jul 2020
101	Bilyi S.O. (Tarikadze)	0		0	1	1	12700	13 Jul 2020
102	patel B.R. (bottle)	0		0	1	1	12701	14 Jul 2020

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