Last week rating | SQL Exercises

July 11, 00:42 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: 12672

No	surname	n_sel	sel_all	sel_scores	dml_scores	scores	rating	last_visit
1	Kuz'mitskij Ya.O. (YaroslavYaroslav)	12	60	26	0	26	1158	09 Jul 2020
2	Seferyan (macrophage)	14	63	24	0	24	1042	07 Jul 2020
3	Khalikova A.V. (LuckyPuppy)	13	64	23	10	33	617	11 Jul 2020
4	- (wublubbadubdub)	17	21	23	0	23	3619	08 Jul 2020
5	Maksimov A.A. (Antop1986)	15	15	19	0	19	4447	10 Jul 2020
6	Kovelman (jjokker)	10	37	17	0	17	1309	10 Jul 2020
7	Natynchik E. (Verbena)	9	59	15	0	15	863	10 Jul 2020
8	Komarov A.N. (Shveda Saulya)	6	131	11	3	14	136	10 Jul 2020
9	Ladanov N.V. (XAKEP_BBC)	4	44	8	0	8	1120	10 Jul 2020
10	Kharitskij D.K. (Rognak)	6	54	8	0	8	1241	10 Jul 2020
11	Matveev M. (Matveev Maksim)	6	6	8	0	8	5941	10 Jul 2020
12	Sajgakova A.V. (Ametist)	2	99	7	0	7	270	10 Jul 2020
13	Pusev D.V. (Pusev_Denis)	2	182	5	0	5	27	05 Jul 2020
14	Chashkov A.V. (ozzyzulka)	4	22	5	0	5	1845	09 Jul 2020
15	Rodionov S. (oldos)	4	4	5	0	5	6769	09 Jul 2020
16	Varenikov D.M. (Dmitriy Varenikov)	3	213	3	0	3	19	10 Jul 2020
17	Tsch S. (SergeyTsch)	1	65	3	0	3	542	10 Jul 2020
18	Smolyar P.M. (smolyar)	2	70	3	0	3	561	09 Jul 2020
19	Dorofeev I.V. (dorofeich)	1	37	3	0	3	1266	08 Jul 2020
20	Shavkunov K.V. (Purposef)	1	39	2	0	2	1216	07 Jul 2020
21	Petrova K.O. (Lanelia)	2	31	2	0	2	1453	09 Jul 2020
22	Strod A.N. (jshade)	2	19	2	0	2	1959	10 Jul 2020
23	Manasipov R.Ya. (ASUTP)	2	11	2	0	2	2497	10 Jul 2020
24	Kondrashuk L.V. (cabmeet)	1	10	2	0	2	2612	04 Jul 2020
25	Arabadzhiev A.V. (metahom)	1	9	2	0	2	3641	04 Jul 2020
26	Ma (MAX1015)	1	3	2	0	2	7920	09 Jul 2020
27	Gadzhiev (Metaphor)	1	1	2	0	2	9188	06 Jul 2020
28	Kokanova S.V. (Sofia239513)	1	1	1	27	28	3659	09 Jul 2020
29	Sigankov V.I. (vasilyvanc)	1	198	1	0	1	32	10 Jul 2020
30	V (Tenyva)	1	112	1	0	1	224	09 Jul 2020
31	Lukov D.R. (Gendalf)	1	107	1	0	1	258	10 Jul 2020
32	Novikov (PNA921)	1	103	1	0	1	264	09 Jul 2020
33	Komov K.N. (zigmund1)	1	95	1	0	1	302	09 Jul 2020
34	Lakalov D. (Meilleur_NG)	1	14	1	0	1	4466	10 Jul 2020
35	Artem'ev A. (Ps_name_ol)	1	12	1	0	1	4698	07 Jul 2020
36	Przeslaw P.B. (Piok86)	1	2	1	0	1	5001	08 Jul 2020
37	ddd (damian123)	0		0	23	23	4129	07 Jul 2020
38	Inginen V.M. (feria)	0		0	22	22	4177	10 Jul 2020
39	Baturin (Eugene101)	0		0	22	22	4178	10 Jul 2020
40	Zakharova (zacharypseudo)	0		0	15	15	4814	08 Jul 2020
41	Kim (akkk)	0		0	15	15	4815	09 Jul 2020
42	Kupchenko I.V. (Rohi_Ok)	0		0	13	13	5035	07 Jul 2020
43	Chernikov (Yaroslav5)	0		0	11	11	5328	06 Jul 2020
44	Gritsenko I. (JoinSQL)	0		0	11	11	5331	09 Jul 2020
45	Dymchenko N.-. (nickolas_ukr)	0		0	11	11	5332	10 Jul 2020
46	Nikitin (Boris.gr)	0		0	11	11	5333	10 Jul 2020
47	Tsivilyov E.A. (Jojik)	0		0	9	9	5839	04 Jul 2020
48	Yu (KuoYu123)	0		0	9	9	5840	08 Jul 2020
49	Sukhar (Sukhar)	0		0	9	9	5841	09 Jul 2020
50	Pavlenko T. (Standr)	0		0	9	9	5842	08 Jul 2020
51	Khotenko O.V. (Olga_Khatsenka)	0		0	9	9	5843	08 Jul 2020
52	Kolotnev D.C. (DimKO007)	0		0	9	9	5844	09 Jul 2020
53	Bilokopytov V. (monkaS)	0		0	9	9	5845	11 Jul 2020
54	Yakovlev M.V. (MikhailYakovlev535)	0	140	0	8	8	129	09 Jul 2020
55	Shipov E.V. (Shipov)	0		0	8	8	5329	08 Jul 2020
56	Radochina N.N. (Nadezhda))	0		0	8	8	6046	04 Jul 2020
57	Shakhovskij P.N. (Wartooth)	0		0	8	8	6048	08 Jul 2020
58	Barok A.V. (oleksandrbarok1)	0		0	8	8	6049	08 Jul 2020
59	Matskevich A. (aalexa)	0		0	6	6	6585	05 Jul 2020
60	Kalashnikova E.S. (Ekaterina Kalashnikova)	0		0	6	6	6586	06 Jul 2020
61	Kozarenko (Kozarenich)	0		0	6	6	6587	08 Jul 2020
62	Natsvina T.A. (Tinatin)	0		0	6	6	6588	09 Jul 2020
63	Mirzoyan A.A. (N3belman)	0		0	6	6	6589	08 Jul 2020
64	Krajnova (krainova)	0		0	5	5	7284	05 Jul 2020
65	Sviridova A.M. (MiladyladyNS2000)	0		0	5	5	7285	10 Jul 2020
66	Fattori (ben!)	0		0	5	5	7286	08 Jul 2020
67	Olia (Volika)	0		0	5	5	7287	09 Jul 2020
68	Malevich Ya. (Yana2601)	0		0	4	4	7957	05 Jul 2020
69	Yu K. (KyleYU)	0		0	4	4	7958	08 Jul 2020
70	osos P. (Pavo_Osos)	0		0	4	4	7959	08 Jul 2020
71	Homcenco M. (Homcenco)	0		0	3	3	6047	08 Jul 2020
72	Batareikin V. (ranngtor)	0	3	0	3	3	6218	05 Jul 2020
73	Study (AnStudy14)	0		0	3	3	8268	07 Jul 2020
74	Prokhorova M. (MariP)	0		0	3	3	8269	08 Jul 2020
75	dem Yu.O. (Juli_Lulu)	0		0	3	3	8270	06 Jul 2020
76	stepchenko M. (Mary Step)	0		0	3	3	8271	06 Jul 2020
77	Anvil (anvil2)	0		0	3	3	8272	07 Jul 2020
78	igor I.I. (fedorovigor)	0		0	3	3	8273	10 Jul 2020
79	Bobarika V.V. (vbobarika)	0		0	3	3	8274	08 Jul 2020
80	Krasov S. (Kheppidemiya)	0		0	3	3	8275	10 Jul 2020
81	Fedynska O. (Olyajo)	0		0	3	3	8276	09 Jul 2020
82	vertsim S. (10velyten)	0		0	3	3	8277	09 Jul 2020
83	Balabukha N.V. (NataLOzer)	0		0	3	3	8278	10 Jul 2020
84	Solov'ev A. (philomel)	0		0	3	3	8279	10 Jul 2020
85	Rudoy L. (yanasolnyshkelezhy)	0		0	3	3	8280	10 Jul 2020
86	Kiyaev I.V. (Kojiba)	0		0	2	2	9187	04 Jul 2020
87	Garipov (Halyavchik)	0		0	2	2	9189	07 Jul 2020
88	Khas (khas007)	0		0	2	2	9190	07 Jul 2020
89	dzhupii A. (anzhelika d)	0		0	2	2	9191	08 Jul 2020
90	Akopyan N.A. (Narek05)	0		0	2	2	9192	09 Jul 2020
91	Voronin A.D. (NamelessKing98)	0		0	2	2	9193	10 Jul 2020
92	Shiryashkin M. (maxsheer)	0		0	2	2	9194	10 Jul 2020
93	Vettsel' I.P. (vichan)	0		0	2	2	9195	10 Jul 2020
94	Strazheva (Elenium)	0		0	1	1	12662	08 Jul 2020
95	Sysoeva A. (anya_vanya)	0		0	1	1	12663	06 Jul 2020
96	Kurbanaliev (Grazz)	0		0	1	1	12664	10 Jul 2020
97	Vilicinscaia N. (vikki_vik)	0		0	1	1	12665	07 Jul 2020
98	Penkov (mugen76)	0		0	1	1	12666	08 Jul 2020
99	Botanova O. (olgabv)	0		0	1	1	12667	10 Jul 2020
100	Barboskin I.A. (FFSaibot)	0		0	1	1	12668	10 Jul 2020
101	Mel'nichuk (RomanMel)	0		0	1	1	12669	09 Jul 2020
102	Armada A.A. (Armada.666)	0		0	1	1	12670	10 Jul 2020
103	Lystseva N. (Homyak_ozzy)	0		0	1	1	12671	10 Jul 2020
104	Rusin S.I. (RSV_pl)	0		0	1	1	12672	10 Jul 2020

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