Last week rating | SQL Exercises

July 06, 03:35 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: 13644

No	surname	n_sel	sel_all	sel_scores	dml_scores	scores	rating	last_visit
1	Shishkin D. (Shinuz)	11	118	23	0	23	187	05 Jul 2022
2	Zakharov S. (sad_shrink)	14	69	20	0	20	710	06 Jul 2022
3	Konopleva Yu. (konopulka)	14	14	18	27	45	2290	05 Jul 2022
4	Firstova A.O. (FAO)	4	63	8	3	11	731	05 Jul 2022
5	Pankratov V.V. (viktor_pankratov)	4	6	7	22	29	3511	04 Jul 2022
6	Frolov K.A. (Murderface_)	3	52	7	0	7	1106	05 Jul 2022
7	Zelenov (Zelyonyj)	3	52	6	0	6	1057	30 Jun 2022
8	Kuritsyn V.N. (ValNick)	3	95	5	0	5	345	05 Jul 2022
9	Ustinova (Sforza)	3	56	5	0	5	948	04 Jul 2022
10	Khropunova S.P. (sony24)	3	40	5	0	5	1234	01 Jul 2022
11	Ivanov A. (AlexIv)	4	32	5	0	5	2309	04 Jul 2022
12	Dolya P. (rokorok)	3	5	5	0	5	3266	02 Jul 2022
13	Azarova (YamamotoShockers)	3	8	5	0	5	5454	04 Jul 2022
14	Koposov (Fall Fox)	3	3	5	0	5	7279	03 Jul 2022
15	Gmar' D.V. (dimervvsu)	1	159	4	0	4	42	05 Jul 2022
16	Shumilova (spring2020)	2	39	4	0	4	1248	05 Jul 2022
17	Belyakov M.Ya. (Mat_Original)	2	73	3	0	3	545	05 Jul 2022
18	Kulikov (Fulham_road_sw6)	2	29	3	0	3	2439	05 Jul 2022
19	Borzov V.V. (simulacrum)	2	126	2	10	12	165	05 Jul 2022
20	Levis (mishlenchik)	1	5	2	0	2	6569	01 Jul 2022
21	Podol A.P. (Darnil)	2	2	2	0	2	9805	04 Jul 2022
22	Lanskikh K.A. (ko$)	1	86	1	0	1	361	04 Jul 2022
23	Abubakirov D. (dedee)	1	57	1	0	1	1216	05 Jul 2022
24	Parkhomenko D.V. (frozenPanda)	1	1	1	0	1	3730	30 Jun 2022
25	Laiho A. (lexerx)	1	1	1	0	1	13642	04 Jul 2022
26	Goncharov (ledentimi16)	0		0	27	27		05 Jul 2022
27	Kurakina S. (svvk)	0		0	23	23		30 Jun 2022
28	Moroz D. (Unicorn24)	0		0	22	22	4403	04 Jul 2022
29	Psareva V. (psarevav)	0		0	22	22	4729	05 Jul 2022
30	ntaklive N.N. (ntaklive_)	0		0	15	15	5087	03 Jul 2022
31	Trubnikov I.I. (MrFar)	0		0	15	15	5088	05 Jul 2022
32	Kondrikov A.A. (alkondrikov)	0	6	0	14	14	4023	05 Jul 2022
33	Dudov (c0g1to)	0		0	12	12	5957	04 Jul 2022
34	Hladka N. (nataniko)	0		0	11	11	5639	03 Jul 2022
35	Osipov I.A. (Riernish)	0		0	11	11	5640	05 Jul 2022
36	Tkacheko (Alex1725)	0		0	11	11	5641
37	Efimov A.A. (djinnfantazy)	0		0	9	9	6155	05 Jul 2022
38	Toropchin E.Yu. (Evgeniy_Toropchin)	0		0	9	9	6156	03 Jul 2022
39	M (trewqQt)	0		0	9	9	6157	05 Jul 2022
40	mar'ina (mariamarina)	0		0	9	9	8529	04 Jul 2022
41	Piskova Yu. (kuljul)	0		0	9	9	8530	05 Jul 2022
42	Rashektaeva (Luybov)	0		0	9	9		01 Jul 2022
43	Kvachan A. (Markaros)	0		0	9	9		30 Jun 2022
44	Tyutyunnikov M.A. (LPartia5_10)	0		0	8	8	6349	02 Jul 2022
45	Ajdaev M.N. (Muslim030)	0		0	8	8	6350	05 Jul 2022
46	R J.A. (liovina)	0		0	8	8	6351	05 Jul 2022
47	Lakomov V.S. (Zarako8)	0		0	8	8		02 Jul 2022
48	Apatchenko A.A. (Apatcha)	0		0	7	7		04 Jul 2022
49	Lebedev A. (gretta_007)	0		0	6	6		05 Jul 2022
50	Pukhov O.E. (zeroleg)	0		0	5	5	7807	05 Jul 2022
51	Boyushenko A. (Sandr-py)	0		0	5	5	7808	05 Jul 2022
52	Belousov I.P. (Astrowa)	0		0	5	5	7809	05 Jul 2022
53	Volkov (dz1rt)	0		0	5	5		05 Jul 2022
54	Sosnov G.R. (Sosnov)	0		0	5	5		30 Jun 2022
55	Kolomytseva (Ghostledi)	0		0	5	5		30 Jun 2022
56	Kalenyuk (Xenia_pwr)	0		0	4	4	8531	05 Jul 2022
57	Tarasov (Stas1337)	0		0	4	4	13637	02 Jul 2022
58	Romasyov A.A. (NewSQLGod)	0		0	4	4		30 Jun 2022
59	Zemskov (Zemya)	0		0	4	4		30 Jun 2022
60	Perekin D.S. (Rondo2112)	0		0	4	4		01 Jul 2022
61	Murav'ev A. (AndreyETL)	0		0	3	3	8875	01 Jul 2022
62	Shabahov Z.T. (Zhanibok)	0		0	3	3	8876	04 Jul 2022
63	Shajkhutdinova A.A. (alina01)	0		0	3	3	8877	05 Jul 2022
64	tavkhelidze S. (Sandrotav01)	0		0	3	3	8878	05 Jul 2022
65	Tahir (Lyampik)	0		0	3	3	8879	05 Jul 2022
66	Ku (Maximka23)	0		0	3	3	8880	05 Jul 2022
67	OlhaOlha (Olha0)	0		0	3	3	8881
68	Remizov (m.remizov)	0		0	2	2	9902	05 Jul 2022
69	Olejnik A.Yu. (annette.oley_)	0		0	2	2		30 Jun 2022
70	Kiyamov R.R. (Railovik)	0		0	2	2		03 Jul 2022
71	Levitin (Levitin)	0		0	2	2		01 Jul 2022
72	Chernyshkov A.E. (DNOokeanaFISH)	0		0	1	1	13636	05 Jul 2022
73	Meshkov M.M. (awshaolin)	0		0	1	1	13639	02 Jul 2022
74	Dzenik M.D. (MDzen)	0		0	1	1	13640	05 Jul 2022
75	Petukhova A. (LinaRin)	0		0	1	1	13641	04 Jul 2022
76	Baranova (katstar21)	0		0	1	1	13643	05 Jul 2022
77	McKeloy (LeoMcKeloy)	0		0	1	1	13644	05 Jul 2022
78	Putta C. (Charith)	0		0	1	1		01 Jul 2022

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