Last week rating | SQL Exercises

July 27, 10:51 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
  • Rating of second-stage exercises (average)
  • Rating of 2nd-stage exercises (median)
  • Author's rating  • 2nd stage rating up to exercise:
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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: 13027

No	surname	n_sel	sel_all	sel_scores	dml_scores	scores	rating	last_visit
1	>Il'in A.N. (ani42)	8	87	18	0	18	366	27 Jul 2021
2	Dmitrenko (Ben_Fra)	6	11	9	0	9	4788	27 Jul 2021
3	Slepnev S.V. (SergSlep)	3	125	8	0	8	141	23 Jul 2021
4	Ivanovv V.V. (vvaannyaya)	5	18	7	17	24	2351	26 Jul 2021
5	Yatsenko A.A. (YmKa98)	4	9	7	0	7	2577	27 Jul 2021
6	Yartsev Yu. (Yury66)	2	128	6	0	6	185	27 Jul 2021
7	Kajgorodov S. (SK85)	4	5	6	0	6	6273	27 Jul 2021
8	Masalova A.Yu. (Anna Mmmm)	4	4	5	0	5	7145	23 Jul 2021
9	Boldyrev G.V. (grif85)	2	38	4	0	4	1228	26 Jul 2021
10	Fedevych V.I. (labuch_fedev)	3	197	3	0	3	33	26 Jul 2021
11	Yakushev E.A. (Ejhi)	2	52	3	0	3	969	23 Jul 2021
12	Lyovina (Drakolinga)	1	1	2	0	2	9137	26 Jul 2021
13	Kozlov Ya.V. (yarkozlof)	2	2	2	0	2	9377	23 Jul 2021
14	Bezhaev A.Yu. (Baser)	1	259	1	0	1	7	25 Jul 2021
15	Koptel'tsev V. (selber)	1	205	1	0	1	30	27 Jul 2021
16	Yakovlev M.V. (MikhailYakovlev535)	1	138	1	0	1	130	24 Jul 2021
17	Cherpak V.E. (OakTree)	1	65	1	0	1	584	22 Jul 2021
18	Sergej (Sergej_martin)	1	1	1	0	1	13022	21 Jul 2021
19	Pisklova M.V. (rita_pisklova)	0		0	27	27	5727	26 Jul 2021
20	Nalyotov M.V. (AlfaMN)	0		0	27	27	7456	26 Jul 2021
21	Bayramova L.L. (BLeman)	0		0	27	27	7457	27 Jul 2021
22	Wright S. (Stan10203)	0		0	21	21	6074	25 Jul 2021
23	blank G.K. (theaccounts1)	0		0	19	19		24 Jul 2021
24	Sapozhnikov E. (Eugene.223)	0		0	17	17		23 Jul 2021
25	Mufriy (georgygeorgy)	0		0	16	16	4814	25 Jul 2021
26	Latyshau S. (Latysh)	0		0	14	14		23 Jul 2021
27	Zotov D.A. (freezeisperfect)	0		0	11	11	5418	25 Jul 2021
28	Bondarev A.S. (Alex Cooper)	0		0	11	11	5419	26 Jul 2021
29	Rudianov (Gast888)	0		0	11	11	6389	26 Jul 2021
30	Koposov (Fall Fox)	0		0	11	11		27 Jul 2021
31	Maslyon S.M. (SergeyMaslyon)	0		0	11	11		26 Jul 2021
32	Blagova P.S. (pauline-blahova)	0		0	11	11		23 Jul 2021
33	Ivanov E. (execte)	0		0	11	11		20 Jul 2021
34	Bazir Y.A. (GY33)	0		0	10	10	9441	26 Jul 2021
35	Vyshegorodtsev M.V. (Makson56)	0		0	9	9	5895	25 Jul 2021
36	Osipov (Fenringer)	0		0	9	9	5896	26 Jul 2021
37	Alewawa A.A. (Alewawa1)	0		0	9	9		23 Jul 2021
38	Vanyushin M. (oneMix)	0		0	9	9		21 Jul 2021
39	Dmitriev V. (v.dmitriev)	0		0	9	9		23 Jul 2021
40	Yudin Y. (GorgeousPuree)	0		0	8	8		22 Jul 2021
41	Kiforchuk (KifArt)	0		0	7	7		21 Jul 2021
42	Glushnyov K.S. (Konstantin Glushnev)	0		0	6	6		26 Jul 2021
43	Brusentsov M.P. (Maksim Brusentsov)	0		0	5	5	7454	24 Jul 2021
44	Shapovalova V.V. (mk5201_login)	0		0	5	5	7458	27 Jul 2021
45	Kerim (Ramonass)	0		0	5	5	7459	27 Jul 2021
46	Koshelev D. (Gizen)	0		0	5	5		24 Jul 2021
47	gron4 G.A. (garikzzzzz)	0		0	5	5		23 Jul 2021
48	Maslov R.V. (Mass_Love)	0		0	4	4	8154	27 Jul 2021
49	Sherstnyov N. (NikSher)	0		0	4	4	8155	27 Jul 2021
50	Kokorev (1ovue)	0		0	4	4		20 Jul 2021
51	Chernyakhovskij D.G. (Old_human_1)	0		0	4	4		24 Jul 2021
52	Novikov (PNA921)	0	124	0	3	3	173	27 Jul 2021
53	Vichugova A. (anna_vi)	0		0	3	3	8478	25 Jul 2021
54	Magomedov (RuslMag)	0		0	3	3	8479	25 Jul 2021
55	Lyalin M.A. (Maxim3004011)	0		0	3	3	8480	26 Jul 2021
56	Titov (Yefomit)	0		0	3	3	8481	26 Jul 2021
57	june (maryjune)	0		0	3	3	8482	26 Jul 2021
58	Lazarev (kiranlaz)	0		0	3	3	8483	26 Jul 2021
59	Kolotukhkin (Vovka1992199292)	0		0	3	3		20 Jul 2021
60	Chernobrovkin (SergeyChernobrovkin)	0		0	3	3		22 Jul 2021
61	Zaika (Viktor_Viktor)	0		0	3	3		24 Jul 2021
62	Yegeubekov M.Y. (MeshDi)	0		0	3	3		21 Jul 2021
63	Marchenko V.Yu. (vollander)	0		0	3	3		22 Jul 2021
64	Ffff (first111)	0		0	3	3		22 Jul 2021
65	SAV V. (viktorias)	0		0	3	3		26 Jul 2021
66	AAA A.A. (semafor)	0		0	3	3		26 Jul 2021
67	Raz D.T. (mts_suck)	0		0	3	3		21 Jul 2021
68	Boborikin (Al'bukerke)	0		0	3	3		25 Jul 2021
69	Reprintsev (nikirep)	0		0	2	2	9438	24 Jul 2021
70	A A.A. (userloserabuser)	0		0	2	2	9439	25 Jul 2021
71	Babchuk V. (pueraeternis)	0		0	2	2	9440	26 Jul 2021
72	Kirillov E.D. (Viohh)	0		0	2	2	9442	27 Jul 2021
73	Dmitriev M. (spunker)	0		0	2	2		23 Jul 2021
74	Shkapenko (Shkapik)	0		0	2	2		23 Jul 2021
75	Ollphf (utkanos)	0		0	2	2		21 Jul 2021
76	bhapkar (rup_1978)	0		0	2	2		22 Jul 2021
77	Onchic A. (@aleksey777)	0		0	1	1	13023	24 Jul 2021
78	qqqwwweee (nikr123)	0		0	1	1	13024	26 Jul 2021
79	Yurchenko S. (Sergyurch)	0		0	1	1	13025	26 Jul 2021
80	Metelev D.S. (dddmmmsss)	0		0	1	1	13026	27 Jul 2021
81	Romanyukha R.A. (romaniukha)	0		0	1	1	13027	27 Jul 2021
82	Len S.S. (SSLen)	0		0	1	1		23 Jul 2021
83	Arakelyan A.Y. (Arakelyan)	0		0	1	1		23 Jul 2021
84	Nik (NikRman)	0		0	1	1		23 Jul 2021
85	Solov'ev V.S. (Hromoy)	0		0	1	1		22 Jul 2021
86	Abdullaev D.V. (Djava912)	0		0	1	1		22 Jul 2021
87	Korkina S. (Svetlana87)	0		0	1	1		21 Jul 2021
88	Ivanov N.V. (Rathma_Nick)	0		0	1	1		21 Jul 2021
89	Aleks (Aleks9-3)	0		0	1	1		23 Jul 2021
90	Petrov (MAS4455)	0		0	1	1		23 Jul 2021
91	Osmanov E. (OsmanovElvin)	0		0	1	1		26 Jul 2021
92	Shevtsova E. (Skazochnaya_tayga)	0		0	1	1		25 Jul 2021
93	Vedenin (Barabasheks)	0		0	1	1		22 Jul 2021
94	Demidion I.P. (DCCCXIX)	0		0	1	1		21 Jul 2021
95	StriderXH (StriderXH)	0		0	1	1		21 Jul 2021

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