Last week rating | SQL Exercises

March 30, 23:18 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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SQL exercises

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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: 14077

No	surname	n_sel	sel_all	sel_scores	dml_scores	scores	rating	last_visit
1	Mokuneva V.E. (Huske11)	19	19	26	0	26	4079	26 Mar 2023
2	Brom D.A. (Kursach)	18	18	24	0	24	4267	27 Mar 2023
3	Mel'nikov (grazhdanin_melnik)	17	17	22	0	22	4460	26 Mar 2023
4	>Ershov I. (qzva)	7	81	16	3	19	508	30 Mar 2023
5	Kul'shin A.A. (GrafSobakin)	12	17	16	0	16	3314	30 Mar 2023
6	Yakovleva P.A. (Polina emae)	6	6	9	0	9	6147	26 Mar 2023
7	>Semenov I. (IgorSem)	6	55	8	0	8	1146	30 Mar 2023
8	Tatsyuk A. (alexnav)	4	50	7	0	7	1356	30 Mar 2023
9	Belousov (Belousov)	5	5	7	0	7	6610
10	Vdovin S. (Rujan)	2	65	6	0	6	574	29 Mar 2023
11	>Ermakov D.S. (ErmakOFF)	5	15	5	0	5	2229	30 Mar 2023
12	Hsu (Zeta_poki)	3	7	5	0	5	2882	30 Mar 2023
13	>Kolisnichenko N. (nekepta)	5	5	5	0	5	7455	30 Mar 2023
14	Ustinova (Sforza)	2	96	4	4	8	260	30 Mar 2023
15	Bredikhin M. (maxim_bredikhin)	2	62	4	0	4	797	30 Mar 2023
16	>Naumov A.D. (diishappiness)	1	36	3	0	3	1776	30 Mar 2023
17	>Khabibulina N.Sh. (Darth Hopen)	2	2	3	0	3	8885	30 Mar 2023
18	Maslov G.B. (Gena M.)	1	1	2	17	19	4829	30 Mar 2023
19	Shkarednyj I.N. (Gosha)	2	194	2	0	2	33	29 Mar 2023
20	Frolov K.A. (Murderface_)	1	100	2	0	2	264	30 Mar 2023
21	>Alekseev M.D. (MajorGreef)	2	2	2	0	2	10077	30 Mar 2023
22	Shishko D.Yu. (Giveng)	1	1	1	27	28	3871	29 Mar 2023
23	Erzhan E.P. (Kodywe)	1	1	1	9	10	6017	29 Mar 2023
24	Vlasov S.V. (tobitobito)	1	1	1	3	4	8769	30 Mar 2023
25	Turpetko R. (Turpetko Roman)	1	99	1	0	1	270	29 Mar 2023
26	>Timonin D.E. (DmiTim)	1	21	1	0	1	1463	30 Mar 2023
27	Shushkov D.B. (DSH)	1	18	1	0	1	1575	29 Mar 2023
28	Materukhin E.V. (sobako)	1	4	1	0	1	3472	24 Mar 2023
29	Artyomov A.A. (Aleksandr Artyomov)	1	1	1	0	1	14069	28 Mar 2023
30	Spirin K.S. (_banan_)	1	1	1	0	1	14073	30 Mar 2023
31	Dolgov S. (OracloidSergio)	1	1	1	0	1	14074	30 Mar 2023
32	>Kostyuchenkov D.D. (Tenemamba)	1	1	1	0	1	14077	30 Mar 2023
33	Tikhonov M.S. (ThunderFox)	0		0	27	27	3988	30 Mar 2023
34	Sapargaliev R.R. (Ruslan2284)	0		0	20	20	4715	28 Mar 2023
35	Zinyaeva A.A. (_Husky_)	0		0	19	19	4830	30 Mar 2023
36	Neformal X.X. (Xasbik_Neformal)	0		0	17	17	5036	27 Mar 2023
37	Ivanov (stinkfist)	0		0	17	17	5037	27 Mar 2023
38	Zhmyshenko V.A. (SonnyMoore)	0		0	17	17	5038	29 Mar 2023
39	Kaparbayev M. (LipitZzz)	0		0	17	17	5040	29 Mar 2023
40	Menyajlov D.V. (sgsgsg123)	0		0	17	17	5041	29 Mar 2023
41	Nonejm (PoliNoNa)	0		0	13	13	5624	30 Mar 2023
42	Orlov (SfedTem)	0		0	11	11	5776
43	Efimenko A. (rosanonym)	0		0	11	11	5778	27 Mar 2023
44	isaev (tezais)	0		0	11	11	5779	27 Mar 2023
45	Davletgareeva S. (davsvet)	0		0	11	11	5781	28 Mar 2023
46	Rakhimbek A.S. (AlanRS)	0		0	11	11	5783	29 Mar 2023
47	Bogdanov M.A. (maksimple)	0		0	11	11	10214	30 Mar 2023
48	Perepelkina (Perepelek)	0		0	9	9	6311	30 Mar 2023
49	Sitdikova E.S. (elsikana)	0		0	9	9	6312	27 Mar 2023
50	K (Ludmila_007)	0		0	9	9	6314	26 Mar 2023
51	Artyom E.S. (Evsev)	0		0	9	9	6315	27 Mar 2023
52	Kondrashova (Polynomial)	0		0	9	9	6316	27 Mar 2023
53	Rsmaganbet A.R. (AsAlisher)	0		0	9	9	6317	29 Mar 2023
54	Bajzhanov D.F. (haokan)	0		0	9	9	6318	30 Mar 2023
55	Bayazitova S.A. (Samal)	0		0	9	9	6319	30 Mar 2023
56	Goncharova M.S. (mesh)	0		0	9	9	6321	30 Mar 2023
57	Goncharov (universal1424)	0		0	9	9	6322	30 Mar 2023
58	Apushova (wiu618)	0		0	9	9		27 Mar 2023
59	Panov R. (Amorant)	0	1	0	8	8	4275	29 Mar 2023
60	Paramonova E.Yu. (Katetetete)	0		0	8	8	6520	27 Mar 2023
61	Morozov M.P. (mishamor)	0		0	8	8	6521	27 Mar 2023
62	Akbergen D. (menakbergen)	0		0	8	8	6522	27 Mar 2023
63	Kuznetsova (Marina2317)	0		0	8	8	6523	29 Mar 2023
64	Sharov M.S. (makaron710)	0		0	8	8	6524	29 Mar 2023
65	Belov R.V. (Ruslan66666)	0		0	7	7	6924
66	Ishkova D.R. (IDR)	0		0	6	6	7269	27 Mar 2023
67	Suvorov N.A. (Suvinik)	0		0	6	6	7270	30 Mar 2023
68	Pokshin (Matvey_Slavin)	0		0	6	6		30 Mar 2023
69	Rodin Ya. (haHAA)	0		0	5	5	8024	24 Mar 2023
70	Majorov K. (Magic20090)	0		0	5	5	8025	26 Mar 2023
71	Isabekgej S.N. (Ajsan)	0		0	5	5	8026	29 Mar 2023
72	Alemasov P.V. (palemasov)	0		0	4	4	8765	25 Mar 2023
73	Podrezov I. (Ivan696)	0		0	4	4	8766	26 Mar 2023
74	qwerty (m@ped)	0		0	4	4	8767	29 Mar 2023
75	Assubayev (MUL)	0		0	4	4	8768	27 Mar 2023
76	Khamitbek A.M. (ROYALT1)	0		0	4	4	8770
77	Tututova A. (albazavra96)	0		0	4	4	8771	30 Mar 2023
78	Budilin (DaimondHD)	0		0	4	4		30 Mar 2023
79	Zarubin (Qbuzik)	0		0	3	3	9137	25 Mar 2023
80	Radchenko B. (krabx)	0		0	3	3	9138	27 Mar 2023
81	Kuz'menko (lolipop99)	0		0	3	3	9139	28 Mar 2023
82	Nimidarowski (nimidar)	0		0	3	3	9140	27 Mar 2023
83	chen D.?. (chendehua)	0		0	3	3	9141	28 Mar 2023
84	Misyura E.V. (lentochkaa)	0		0	3	3	9142	28 Mar 2023
85	Tretyak (sjanse)	0		0	3	3	9143	29 Mar 2023
86	Faikovich T.B. (dpth)	0		0	3	3	9144	29 Mar 2023
87	Seleznev M.M. (MyRs)	0		0	3	3	9145	30 Mar 2023
88	Berestov (Minby)	0		0	3	3	9146
89	000egor000 0.0. (000egor)	0		0	3	3	9147	30 Mar 2023
90	Bodnarchuk L.S. (bodnar4yk_lera)	0		0	3	3		25 Mar 2023
91	Komov K.N. (zigmund1)	0	125	0	2	2	135	28 Mar 2023
92	ivanov (godmot)	0	82	0	2	2	483	30 Mar 2023
93	Yudkin (britjoe)	0		0	2	2	10213	26 Mar 2023
94	Rubashevskaya A.A. (Nacy_TG)	0		0	2	2	10215	27 Mar 2023
95	Grinik D.V. (EVERGREEN11)	0		0	2	2	10216	30 Mar 2023
96	Alexin (sergun4)	0		0	2	2	10217	28 Mar 2023
97	Begashev A.O. (Ierihon)	0		0	2	2	10218	30 Mar 2023
98	Tatarkin E. (zaakxto)	0		0	2	2	10219	30 Mar 2023
99	Ageenko (hydroponka)	0		0	2	2	10220
100	Bogatova (degrezer00)	0		0	2	2		30 Mar 2023
101	Mironova I.Yu. (Ajrin)	0		0	1	1	14066	26 Mar 2023
102	Mr A.T. (abhii05)	0		0	1	1	14067	27 Mar 2023
103	G A. (anil04)	0		0	1	1	14068
104	Kamelov (SunTzu)	0		0	1	1	14070
105	Barabanova Z.A. (Zlata Barabanova)	0		0	1	1	14071	28 Mar 2023
106	Chetverikov D. (4D)	0		0	1	1	14072	30 Mar 2023
107	Krutskij (Kru-kru)	0		0	1	1	14075	30 Mar 2023
108	Grasmik R.A. (Kabannn)	0		0	1	1	14076	30 Mar 2023

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