Last week rating | SQL Exercises

January 19, 11:58 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: 13329

No	surname	n_sel	sel_all	sel_scores	dml_scores	scores	rating	last_visit
1	Lobashev A. (anewnick)	9	37	18	0	18	1729	18 Jan 2022
2	Isaev V.Yu. (Valer4N1)	9	78	17	0	17	552	19 Jan 2022
3	Mirsanov D. (Morningside)	6	65	10	2	12	583	18 Jan 2022
4	>Gatenadze V.Sh. (gaten1952)	5	43	9	0	9	1484	19 Jan 2022
5	gls (gls52)	2	106	7	1	8	210	18 Jan 2022
6	grigor'ev M.D. (makasimkaa)	5	5	7	1	8	6056	17 Jan 2022
7	Trusevich M.K. (Jeff_The_Saviour)	4	6	7	0	7	2975	17 Jan 2022
8	Stepanov (stal)	5	24	6	0	6	1375	17 Jan 2022
9	>Vorontsov V.V. (Vitalij VV)	4	10	6	0	6	4941	19 Jan 2022
10	Sycheva E.S. (EkaterinaSycheva)	2	44	4	0	4	1136	19 Jan 2022
11	Kazakova V.A. (vkazakova)	4	15	4	0	4	2170	16 Jan 2022
12	Filipas I.M. (Axocopan)	2	95	3	12	15	208	19 Jan 2022
13	Novozhilov A. (BertokMo)	1	68	3	7	10	571	19 Jan 2022
14	Veselov A.N. (almw)	2	83	3	2	5	394	19 Jan 2022
15	Boyarskij V.A. (ChronoMorzh)	1	83	3	0	3	376	18 Jan 2022
16	Kostaschuk R.M. (RaduKostashchuk)	3	32	3	0	3	1434	18 Jan 2022
17	Tabiev A.M. (knechtkelvin)	2	3	3	0	3	8230	12 Jan 2022
18	Borisov S.N. (XForce)	2	89	2	0	2	312	12 Jan 2022
19	Moiseenko S.I. (Serge I)	1	15	2	0	2	2328	19 Jan 2022
20	Nosach D.P. (wertaswood)	2	2	2	0	2	9528	16 Jan 2022
21	Panov (koxik15)	2	2	2	0	2	9578	19 Jan 2022
22	Latyntsev N.G. (aks_nsk)	1	185	1	5	6	50	19 Jan 2022
23	Avdeev A. (Energo-a)	1	70	1	0	1	498	17 Jan 2022
24	Frolov K.A. (Murderface_)	1	30	1	0	1	1493	13 Jan 2022
25	Shlapak S. (justSerge)	1	7	1	0	1	4748	18 Jan 2022
26	Klimachev A. (AngryFriend)	1	1	1	0	1	13314	14 Jan 2022
27	Tvelov (rufus05)	1	1	1	0	1	13317	16 Jan 2022
28	Kravchenya (juliya_ka)	1	1	1	0	1	13325	18 Jan 2022
29	Gagiev N.V. (Ravanelli)	1	1	1	0	1	13326	18 Jan 2022
30	Shilkin (shilkmw)	1	1	1	0	1	13327	18 Jan 2022
31	Kisur (vik1930)	0		0	23	23	5369	18 Jan 2022
32	Shumakov I.A. (themryyyrus)	0		0	20	20		14 Jan 2022
33	Sopulyak (takoysebeproger)	0	63	0	17	17	579	18 Jan 2022
34	Ezipova (ezipsql)	0		0	17	17	4828	16 Jan 2022
35	Emae H.A. (Ponchik228)	0		0	17	17	4829	16 Jan 2022
36	Tereshin (deepv3.0)	0		0	17	17	4831	18 Jan 2022
37	Stankevich (vika921)	0		0	17	17		14 Jan 2022
38	Erofeev N.Yu. (Step-by_step)	0		0	15	15	4982	17 Jan 2022
39	Zarezin (Tormentor1991)	0		0	12	12	6533	16 Jan 2022
40	Lazareva E. (lea_22)	0	94	0	11	11	290	19 Jan 2022
41	Morozov A. (AntonioMAG)	0		0	11	11	5516	18 Jan 2022
42	Krents V. (vkrenz)	0		0	11	11	5517	18 Jan 2022
43	Asushnikov (asu_sh_nik)	0		0	11	11	6016	18 Jan 2022
44	Talipov R.A. (Ravlik)	0		0	11	11		14 Jan 2022
45	Qwerty (Julia___)	0		0	9	9	6013	18 Jan 2022
46	D'yakova V. (Veronika1512)	0		0	9	9	6014	17 Jan 2022
47	Vinokurova M.S. (mviiia)	0		0	9	9	6015	17 Jan 2022
48	Hejita (Hejita)	0		0	9	9	6198	16 Jan 2022
49	Vtyurin A.S. (Anfrey0618)	0		0	9	9	7616	18 Jan 2022
50	Zhukov (d9d9durak)	0		0	9	9		14 Jan 2022
51	Ivanov (Stinkard)	0		0	8	8		13 Jan 2022
52	PO S.P. (Office)	0		0	8	8		15 Jan 2022
53	Bochkarev P.A. (gElen)	0		0	7	7	8328	18 Jan 2022
54	Ustimchuk (Foxsunny)	0		0	6	6	6868	17 Jan 2022
55	Muratova T. (Tat'yana M)	0		0	6	6	6869	18 Jan 2022
56	Piletskaya O. (piletskaia)	0		0	6	6	6870	18 Jan 2022
57	Komarov A.N. (Shveda Saulya)	0	145	0	5	5	67	19 Jan 2022
58	Gusev (zigzag007)	0		0	5	5	7611	15 Jan 2022
59	Kornilkova A.S. (ImaWalker)	0		0	5	5	7612	15 Jan 2022
60	Vinokurova N.S. (Lumines)	0		0	5	5	7613	16 Jan 2022
61	Some M. (bashleig)	0		0	5	5	7614	17 Jan 2022
62	Bobko L. (nord13)	0		0	5	5	7615	17 Jan 2022
63	Vorona V. (vorona1971)	0		0	5	5	7617	18 Jan 2022
64	Babashkina A.S. (anyabab)	0		0	5	5	7618	19 Jan 2022
65	Ivanov (mersil1)	0		0	5	5	8329	18 Jan 2022
66	Zdonchik A.Ch. (LLIypuk_lida)	0		0	5	5	9666	17 Jan 2022
67	bud V.B. (Vitaliy862)	0		0	5	5		12 Jan 2022
68	Kostyushko Yu.V. (kostushko)	0	86	0	4	4	330	14 Jan 2022
69	Maksyuta (pulya85)	0		0	4	4	8330	19 Jan 2022
70	Mikhajlyk (DmytroMykhailyk)	0		0	4	4	8331	19 Jan 2022
71	Petrov Y. (YuriPetrov)	0	197	0	3	3	35	19 Jan 2022
72	Luk'yanenko S. (deolex)	0		0	3	3	8662	17 Jan 2022
73	Nikiforov A.A. (Anton7494)	0		0	3	3	8663	18 Jan 2022
74	rozkova (aita)	0		0	3	3	8664	19 Jan 2022
75	Bojko (Yahor Boika)	0		0	3	3	8665	19 Jan 2022
76	Syromyatnikov K. (syromka)	0		0	3	3	8666	17 Jan 2022
77	Bimagambet (karinabmg)	0		0	3	3	8667	18 Jan 2022
78	Pogorelov (cryptocossack)	0		0	3	3	8668	18 Jan 2022
79	Holysheva I. (IraBagira)	0		0	3	3	8669	18 Jan 2022
80	KOLIN V.P. (LENIN18701924)	0		0	3	3	8670	19 Jan 2022
81	lasaa (behi)	0		0	3	3	8671	19 Jan 2022
82	Pletnev A.O. (111mangust111)	0		0	3	3	8672	19 Jan 2022
83	Ivanova A. (AngAng)	0		0	3	3		12 Jan 2022
84	Chernov D.V. (Kursist)	0	273	0	2	2	1	18 Jan 2022
85	Koptel'tsev V. (selber)	0	206	0	2	2	30	19 Jan 2022
86	Shkarednyj I.N. (Gosha)	0	192	0	2	2	34	19 Jan 2022
87	Rylov A.V. (LexaR2D2)	0	81	0	2	2	430	18 Jan 2022
88	Bissenbay N.A. (nureke04)	0		0	2	2	9664	16 Jan 2022
89	Lazarenko V.V. (vladlenalazarenko)	0		0	2	2	9665	17 Jan 2022
90	Bugreev A. (Bugreev A.K.)	0		0	2	2	9667	18 Jan 2022
91	Toporov I. (KotBegemot.nn)	0		0	2	2		12 Jan 2022
92	Shampe_new S.S. (Shampe_new)	0		0	2	2		17 Jan 2022
93	CYRIL C. (CYRIL-CYRIL)	0		0	2	2		13 Jan 2022
94	Kalmykova S.K. (KalmLight)	0		0	2	2		19 Jan 2022
95	virlan D.-. (denisvirlandenis)	0		0	1	1	13315	15 Jan 2022
96	Gray N.C. (nik4un)	0		0	1	1	13316	19 Jan 2022
97	Nikiforov A.A. (novnik)	0		0	1	1	13318	18 Jan 2022
98	Ivanov V. (vladislav_lenfy)	0		0	1	1	13319	17 Jan 2022
99	Grigor'ev M.Yu. (GrigorevMY)	0		0	1	1	13321	19 Jan 2022
100	LUShANKOVA N.M. (NonnaL)	0		0	1	1	13322	17 Jan 2022
101	Maslov A. (AndreyM@s)	0		0	1	1	13323	17 Jan 2022
102	Izotov (Evgenusus)	0		0	1	1	13324	17 Jan 2022
103	Panov D.A. (expptp)	0		0	1	1	13328	19 Jan 2022
104	Pupyreva (kseniapu)	0		0	1	1		19 Jan 2022
105	Vikulovskaya (Arina2938)	0		0	1	1		13 Jan 2022
106	Anokhina (McQueen_)	0		0	1	1		12 Jan 2022
107	Leniuk A. (ArtLen)	0		0	1	1		12 Jan 2022

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