Last week rating | SQL Exercises

February 08, 12:56 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: 13981

No	surname	n_sel	sel_all	sel_scores	dml_scores	scores	rating	last_visit
1	>Kazantsev M. (mikekz)	12	59	19	4	23	918	08 Feb 2023
2	>Gavrilov G.A. (potasovka)	12	12	17	0	17	4988	07 Feb 2023
3	Ovcharenko A.A. (Andrey_111333)	6	6	9	0	9	6119	06 Feb 2023
4	Naumov A.D. (diishappiness)	6	16	7	0	7	4453	07 Feb 2023
5	Ershov I. (qzva)	3	25	5	4	9	2686	08 Feb 2023
6	>Zelenov (Zelyonyj)	2	74	5	0	5	630	07 Feb 2023
7	Mel'nikov E. (AckermanL)	3	9	5	0	5	5155	07 Feb 2023
8	Tatsyuk A. (alexnav)	3	9	5	0	5	5218	08 Feb 2023
9	S (dmitst)	4	4	5	0	5	7509	07 Feb 2023
10	Kuritsyn V.N. (ValNick)	1	115	4	0	4	200	07 Feb 2023
11	DFr (dwfefsdf)	2	2	3	11	14	5205	06 Feb 2023
12	Yakshin (ivan_y)	1	73	3	0	3	552	08 Feb 2023
13	Komarov A.N. (Shveda Saulya)	1	148	2	0	2	56	08 Feb 2023
14	Golubeva (Sutie)	1	76	2	0	2	716	07 Feb 2023
15	>Bredikhin M. (maxim_bredikhin)	2	51	2	0	2	1040	08 Feb 2023
16	Semenov I. (IgorSem)	1	49	2	0	2	1228	08 Feb 2023
17	Moiseenko S.I. (Serge I)	1	17	2	0	2	2145	08 Feb 2023
18	medvedeva (medvedeva_annat)	2	2	2	0	2	9979	05 Feb 2023
19	Tymchuk D. (Dimetrini)	1	1	2	0	2	10121	07 Feb 2023
20	Korneeva E. (Evgenishka)	1	34	1	0	1	2104	08 Feb 2023
21	Dzenik M.D. (MDzen)	1	1	1	0	1	4385	02 Feb 2023
22	Pratsko I. (ipro250)	1	7	1	0	1	6002	06 Feb 2023
23	Chudajkin K.O. (k1to)	1	1	1	0	1	8522	02 Feb 2023
24	Sadykov K.A. (kais7)	1	1	1	0	1	13957	02 Feb 2023
25	Danilin A.V. (alephsandr)	1	1	1	0	1	13965	06 Feb 2023
26	Urazaev A.U. (Alisher1547)	1	1	1	0	1	13967	06 Feb 2023
27	Verkhoglyad A. (Aspiriks)	1	1	1	0	1	13969	07 Feb 2023
28	Gutsenko (_gutsen_)	1	1	1	0	1	13972	07 Feb 2023
29	>Balashov (anbal)	1	1	1	0	1	13974	07 Feb 2023
30	>Kirkina T.A. (Tat'yana Kirkina)	1	1	1	0	1	13977	08 Feb 2023
31	>Akh (kkk1997)	1	1	1	0	1	13978	08 Feb 2023
32	Smith (polish_blueberry)	0		0	27	27	3971	07 Feb 2023
33	Kartashova (elminor)	0		0	26	26	4103	07 Feb 2023
34	Babeshko D.P. (das1991)	0		0	22	22	4479	08 Feb 2023
35	Lipatov M. (Deytrino)	0		0	18	18	4953	08 Feb 2023
36	Zholdybai Z.A. (zhqnboo)	0		0	17	17		03 Feb 2023
37	Fekasov (LamboPro)	0		0	11	11	5742	06 Feb 2023
38	Zhumabaiuly M.Z. (Magzhan011)	0		0	11	11		03 Feb 2023
39	Chulyk D. (chulykdima)	0		0	11	11		01 Feb 2023
40	sql S. (oversideqq)	0		0	11	11		08 Feb 2023
41	Fonareva O. (Oolya)	0		0	9	9	6267	08 Feb 2023
42	Borisov (Aleks39)	0		0	9	9	6268	06 Feb 2023
43	Grishanov P.A. (NexTTxeN)	0		0	7	7	6860	06 Feb 2023
44	Lovt T. (tatlovt)	0		0	7	7	6861	08 Feb 2023
45	Star (Pliviy)	0		0	6	6	7203	07 Feb 2023
46	Mukaseeva D.A. (DiMKrus)	0		0	6	6		02 Feb 2023
47	Bazan (olive_ola)	0		0	5	5	7957	04 Feb 2023
48	Mendes (mendes alina)	0		0	5	5	7958	07 Feb 2023
49	Lyukmanov D.S. (damir322)	0		0	5	5	7959	07 Feb 2023
50	no A.A. (noname987)	0		0	5	5	7960
51	Baibolatova G. (sSezim)	0		0	5	5	7961	07 Feb 2023
52	vlad M.S. (vladmironchiklumberjack)	0		0	5	5	7962	07 Feb 2023
53	Poplavskaya A.I. (anjuta_kr)	0		0	5	5	7963	08 Feb 2023
54	Serikkyzy D. (desstreella)	0		0	5	5		03 Feb 2023
55	Grachyova Yu. (Ju1i@)	0		0	5	5		01 Feb 2023
56	Govnov (Jyaj)	0		0	5	5		06 Feb 2023
57	Ivanov (deGenerator)	0		0	4	4	8697	05 Feb 2023
58	Viktoriya V.O. (Viktoriya1)	0		0	3	3	9057	07 Feb 2023
59	Kalambetova D. (didi_foxy)	0		0	3	3	9058	05 Feb 2023
60	Muratov S. (_VanDerSam_)	0		0	3	3	9059	07 Feb 2023
61	Omarov A.N. (TTsteron)	0		0	3	3	9060	06 Feb 2023
62	Pershakov (ap_136)	0		0	3	3	9061	06 Feb 2023
63	Zinyaeva E.A. (_space_)	0		0	3	3	9063	06 Feb 2023
64	Serik A. (ZMT)	0		0	3	3	9064	07 Feb 2023
65	mukanov M. (miraaas)	0		0	3	3	9065	07 Feb 2023
66	Sakhamuri A. (aishwarya12345)	0		0	3	3	9066	08 Feb 2023
67	Bayamirov A. (bayamirovali)	0		0	3	3		05 Feb 2023
68	nick (n1ck123)	0		0	3	3		01 Feb 2023
69	Kucherov (Trenazhor)	0		0	3	3		02 Feb 2023
70	Baboshina N.N. (VAQHSX1)	0		0	3	3		08 Feb 2023
71	Kolesova (Ksanchik)	0		0	3	3		06 Feb 2023
72	Krylov (GenkaK)	0		0	3	3		08 Feb 2023
73	Miroschnichenko V.Yu. (Monomax)	0		0	3	3		02 Feb 2023
74	Satonin (Gamabumba)	0		0	3	3		08 Feb 2023
75	Komov K.N. (zigmund1)	0	125	0	2	2	140	08 Feb 2023
76	Fenenko (Zheka)	0	1	0	2	2	5711	04 Feb 2023
77	Bezzubkov (Magnit39)	0		0	2	2	10122	06 Feb 2023
78	Shamaev (What_is_love)	0		0	2	2	10123	06 Feb 2023
79	Alimbekova (DiN`)	0		0	2	2	10124	07 Feb 2023
80	Buravlev V.B. (Vadik testirovschik)	0		0	2	2	10125	07 Feb 2023
81	Kubayeva P.S. (20555)	0		0	2	2	10126	07 Feb 2023
82	asdd A.A. (umemo)	0		0	2	2	10127	07 Feb 2023
83	lincoln A.X. (avraam89)	0		0	2	2	10128	07 Feb 2023
84	Yashkin I. (ChechNyaKawaii)	0		0	2	2	10129	07 Feb 2023
85	Vasilenko N. (ladynady)	0		0	2	2	10130
86	Kuznetsov (Thorir)	0		0	2	2	10131	08 Feb 2023
87	Esimbekova M.Zh. (MontiYes)	0		0	2	2		08 Feb 2023
88	Osipova M.A. (kashmirka)	0		0	2	2
89	Drobysheva O.V. (Olgitaaa)	0		0	2	2		02 Feb 2023
90	Khaidarov A. (andgen)	0	1	0	1	1	8808	02 Feb 2023
91	Frolov S.V. (albreht_ku)	0		0	1	1	13958	03 Feb 2023
92	Fedulova I.N. (RinaRi)	0		0	1	1	13959	03 Feb 2023
93	Podrezov I. (Ivan696)	0		0	1	1	13960	04 Feb 2023
94	Berketov A.A. (Berket)	0		0	1	1	13961	06 Feb 2023
95	Apukhtin A. (alexap94)	0		0	1	1	13962	05 Feb 2023
96	Sharmanova A.A. (NatiaShar)	0		0	1	1	13963
97	GRIGOREV D. (DimasKz2)	0		0	1	1	13964	06 Feb 2023
98	Hydarov A.S. (Rognella)	0		0	1	1	13966	06 Feb 2023
99	Aldongar (Miras18)	0		0	1	1	13968
100	Aslanyan L. (lilit555)	0		0	1	1	13970	07 Feb 2023
101	Kattakhodjaev (derectonic)	0		0	1	1	13971	08 Feb 2023
102	Nosyrev (LipiZed)	0		0	1	1	13973	08 Feb 2023
103	Shafikov E. (Johnat97)	0		0	1	1	13975	08 Feb 2023
104	Nemudrov A.S. (AlexN021)	0		0	1	1	13976	08 Feb 2023
105	Zhukov S.V. (Zarku)	0		0	1	1	13979	08 Feb 2023
106	a (avov)	0		0	1	1	13980
107	Tsoy E.I. (notevaaaaaa)	0		0	1	1	13981
108	Kozhabay M. (Mikosha)	0		0	1	1		07 Feb 2023
109	Karaagac B. (borisidk999)	0		0	1	1		08 Feb 2023
110	sanya J.K. (illyach)	0		0	1	1		02 Feb 2023
111	Davletyarov N. (N2749)	0		0	1	1		07 Feb 2023
112	Toleu Z.M. (Jaukazyn)	0		0	1	1		03 Feb 2023
113	Zhalgassova M.M. (24madina)	0		0	1	1		03 Feb 2023
114	Murashov A.A. (Alexxxxey)	0		0	1	1		07 Feb 2023
115	Moisa M.M. (Moisa)	0		0	1	1		07 Feb 2023
116	Gasin I. (deadmandown)	0		0	1	1		03 Feb 2023

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