Last week rating | SQL Exercises

September 29, 03:30 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: 12700

No	surname	n_sel	sel_all	sel_scores	dml_scores	scores	rating	last_visit
1	gls G.G. (gls52)	16	18	22	0	22	1965	28 Sep 2020
2	Ryabov V.E. (vlal)	8	58	13	0	13	1139	28 Sep 2020
3	Markov (yaroslavv)	5	58	10	0	10	870	28 Sep 2020
4	Petrova K.O. (Lanelia)	4	62	9	0	9	757	28 Sep 2020
5	Zhelezov E.A. (Zhelezov)	6	21	9	0	9	1832	25 Sep 2020
6	Chernyj Zh. (chijik)	7	13	9	0	9	4638	28 Sep 2020
7	Mel'nikova Zh.A. (Jannetta)	6	6	8	5	13	3094	27 Sep 2020
8	Murtazaliev M.G. (Magmur)	3	66	8	0	8	626	29 Sep 2020
9	Kasumov M.M. (Marat@dag05)	5	61	7	2	9	678	28 Sep 2020
10	Nikolaj (Bulocka_c_izumom)	4	97	7	0	7	384	28 Sep 2020
11	SmirnOFF (select0r)	5	26	7	0	7	2924	28 Sep 2020
12	Nadez (tat-nad)	4	8	6	0	6	5318	25 Sep 2020
13	>Kokunina M.V. (Liss-miss)	3	18	5	0	5	3993	29 Sep 2020
14	Litvinov V.V. (NewsMan)	1	101	4	0	4	240	26 Sep 2020
15	Gorshelev M.O. (eximka)	3	87	4	0	4	354	26 Sep 2020
16	Lakalov D. (Meilleur_NG)	1	81	3	8	11	444	28 Sep 2020
17	Nosov S.S. (Nosov S.S.)	2	114	3	2	5	202	28 Sep 2020
18	Khuzeyeu (KwisatzHaderach)	2	2	2	10	12	4627	23 Sep 2020
19	Cherpak V.E. (OakTree)	1	29	2	0	2	1493	28 Sep 2020
20	Kurbanaliev (Grazz)	1	20	2	0	2	1862	26 Sep 2020
21	Gubarev L.I. (Livan)	2	4	2	0	2	4703	24 Sep 2020
22	Kholmirzaeva G.A. (Gulza)	1	1	2	0	2	8956	28 Sep 2020
23	Novikov (PNA921)	1	114	1	0	1	227	26 Sep 2020
24	Matveev M. (Matveev Maksim)	1	31	1	0	1	2452	23 Sep 2020
25	Frolov P. (ProstoTak)	1	2	1	0	1	2904	25 Sep 2020
26	Pleshkov V. (HalloweenVcK)	1	1	1	0	1	12658	23 Sep 2020
27	Sinitsa I. (ilyasinitsa)	1	1	1	0	1	12689	24 Sep 2020
28	Novik A.G. (Novik_Artsem)	1	1	1	0	1	12693	28 Sep 2020
29	Struk A. (fatalex76)	1	1	1	0	1	12694	27 Sep 2020
30	Isaev G. (igeo)	0		0	27	27		22 Sep 2020
31	Guz (shelpen)	0		0	24	24		23 Sep 2020
32	Bol'shakov M.A. (maxmega001)	0		0	20	20		25 Sep 2020
33	Savochkina E.A. (Elena_Alexandrovna)	0		0	17	17	6051	28 Sep 2020
34	Khmurich R.N. (WhileFun)	0		0	17	17		25 Sep 2020
35	Nabiullin M. (anotzer)	0		0	17	17		28 Sep 2020
36	Varvara (Varvara_Di)	0		0	15	15	7974	28 Sep 2020
37	Yarullin R.M. (ren_ren)	0		0	15	15		22 Sep 2020
38	Maschenko A. (s0lus)	0		0	15	15		24 Sep 2020
39	Panasyuk L.-. (Ljuda)	0		0	11	11		28 Sep 2020
40	Vakhrushev (fireed)	0		0	11	11		24 Sep 2020
41	Malovanyi D. (malovanyid)	0		0	11	11		23 Sep 2020
42	Panasyuk A. (@ndriy)	0		0	11	11		22 Sep 2020
43	Tim Kh.N. (nnzk)	0		0	11	11		24 Sep 2020
44	Chistyakov E.S. (foxfoxfoxfoxfox)	0		0	11	11		25 Sep 2020
45	Bobik Yu.V. (Yuriy4325)	0		0	11	11		22 Sep 2020
46	Gritsaj I.F. (TheLust)	0		0	11	11		22 Sep 2020
47	Matvienko D. (BoBankoks)	0		0	11	11		22 Sep 2020
48	Paul (Pvel)	0		0	10	10		25 Sep 2020
49	Pasnichenko I.S. (ilya.pasnichenko)	0		0	9	9	5844	28 Sep 2020
50	melnichuk I.G. (rytsaryok)	0		0	9	9	5845	28 Sep 2020
51	Shvets I.I. (SIvanna)	0		0	9	9	7293	28 Sep 2020
52	Novitskij D.A. (xex238)	0		0	9	9	7973	27 Sep 2020
53	Potemkin S. (lolo-zor)	0		0	9	9	7975	28 Sep 2020
54	Aster (Aster6)	0		0	9	9		24 Sep 2020
55	Solonichenko T.M. (TSM-98R)	0		0	9	9		28 Sep 2020
56	Alex (AlexDUA)	0		0	9	9		24 Sep 2020
57	Afanas'ev M.O. (afosya)	0		0	9	9		23 Sep 2020
58	Krotenko N.A. (oneill)	0		0	9	9		23 Sep 2020
59	Khertam (hertamplaval)	0		0	9	9		23 Sep 2020
60	Aistov E. (MrKeynet)	0		0	9	9		24 Sep 2020
61	Ivanov O. (IOleh)	0		0	9	9		23 Sep 2020
62	Petrov S. (petroff_)	0		0	9	9		22 Sep 2020
63	Verb (verb_mary)	0		0	9	9		22 Sep 2020
64	Veselovsky (5454mav)	0		0	9	9		27 Sep 2020
65	Ilkiv (misha111333)	0		0	9	9		22 Sep 2020
66	Yakovenko D. (NeonGreen)	0		0	9	9		28 Sep 2020
67	Soboleva (Asobol)	0		0	8	8		23 Sep 2020
68	Logvinskiy I. (Ehuda)	0		0	8	8		22 Sep 2020
69	Shvayuk R.P. (Rudewolf)	0		0	8	8		25 Sep 2020
70	Ogurtsov A.V. (RandomizatorONE)	0		0	7	7	7977	28 Sep 2020
71	Sharov V.S. (vetal_sharov)	0		0	7	7		24 Sep 2020
72	Ivanchenkov (Alexven)	0		0	7	7		23 Sep 2020
73	jemmie (seedon)	0		0	7	7		24 Sep 2020
74	Kozlov E. (Zhekson)	0		0	6	6	12697	28 Sep 2020
75	Filippsen T.S. (Anthfil2972)	0		0	6	6		24 Sep 2020
76	Peter (alexpppppppppp)	0		0	6	6		28 Sep 2020
77	Kobzeva Yu. (VestaAvesta)	0		0	6	6		23 Sep 2020
78	Voronenko (ermiy)	0		0	6	6		22 Sep 2020
79	Berezin (BerezinD)	0		0	6	6		24 Sep 2020
80	bitsadze K.R. (furie)	0	103	0	5	5	249	28 Sep 2020
81	Dalgatov (ReDarK)	0		0	5	5	7292	27 Sep 2020
82	Sveshnikov N.M. (Shurtugal)	0		0	5	5	7294	28 Sep 2020
83	fff (kashtan12)	0		0	5	5		24 Sep 2020
84	Otsalyuk Y.V. (yulya1)	0		0	5	5		22 Sep 2020
85	qw Q.Q. (qwertasdfgzxcvb)	0		0	5	5		25 Sep 2020
86	Yunusova (adelbina)	0		0	5	5		25 Sep 2020
87	Plotnikov E. (Jack_Penza)	0		0	5	5		28 Sep 2020
88	Gun N. (nikita86)	0		0	4	4	7976	28 Sep 2020
89	Stradukhin E.I. (egm34)	0		0	4	4		23 Sep 2020
90	Khlevnoy O. (Oksana.Kh)	0		0	4	4		23 Sep 2020
91	Ivanov (d1etologg)	0		0	4	4		23 Sep 2020
92	Khafizova D.P. (dilyarOchka)	0		0	4	4		23 Sep 2020
93	Gorchakov D.V. (DemetriusGor)	0		0	4	4		27 Sep 2020
94	Pavlova E.V. (Kat1212)	0		0	4	4		24 Sep 2020
95	Sh N.R. (Nurss)	0		0	3	3	8288	28 Sep 2020
96	nz N.N. (qwertasdfgzxcvb2)	0		0	3	3	8289	28 Sep 2020
97	ZVOVA (ZVOVA)	0		0	3	3	8290	28 Sep 2020
98	Zagorujko T.E. (White Bear)	0		0	3	3	8291	29 Sep 2020
99	Ryabtsev M.O. (MrRyabets)	0		0	3	3		25 Sep 2020
100	Anisimov (Gromok)	0		0	3	3		24 Sep 2020
101	Aisa B.M. (GetSelect)	0		0	3	3		24 Sep 2020
102	Zhasmin (Zhas)	0		0	3	3		23 Sep 2020
103	Dub (student_CS)	0		0	3	3		27 Sep 2020
104	Kharitonova (rolypoly)	0		0	3	3		28 Sep 2020
105	Akimov F. (fariOAK)	0		0	3	3		24 Sep 2020
106	Shabunina (Gvenwivar)	0		0	3	3		23 Sep 2020
107	Leonov (Kaven)	0		0	3	3		23 Sep 2020
108	Lebedev D.N. (diezvtk1)	0		0	3	3		25 Sep 2020
109	Afonin (Sorago)	0		0	3	3		23 Sep 2020
110	Volovik I. (Irinavol)	0		0	3	3		22 Sep 2020
111	Zamyshlyaev D. (dz-jazz)	0		0	3	3		26 Sep 2020
112	Efimov (devn1969)	0		0	3	3		28 Sep 2020
113	Dabizha (mechanic__)	0		0	3	3		23 Sep 2020
114	Sheigus D.V. (Barca_85)	0		0	3	3		23 Sep 2020
115	Kobrik A.A. (Artem Kobrik)	0		0	3	3		24 Sep 2020
116	O A. (Andy_O)	0		0	2	2		22 Sep 2020
117	Halahan V.I. (ExcellenceUA)	0		0	2	2		22 Sep 2020
118	Chizh B. (Bonnie13)	0		0	2	2		23 Sep 2020
119	Kravchuk (julia12345kr)	0		0	2	2		24 Sep 2020
120	Hohol R. (RomanHohol)	0		0	2	2		24 Sep 2020
121	Skvortsova V. (Viktoriya_S)	0		0	2	2		22 Sep 2020
122	Khkhkhkhkhkh L.Kh. (Stio)	0		0	2	2		27 Sep 2020
123	Botobaev R.M. (daijoubu)	0		0	2	2		23 Sep 2020
124	Kvasov D. (/?)	0		0	2	2		27 Sep 2020
125	Skrypka T.A. (Vestka)	0		0	2	2		23 Sep 2020
126	Petrova (len4ik256)	0		0	1	1	12698	28 Sep 2020
127	Kutsov E.A. (Evgeny Kutsov)	0		0	1	1	12699	28 Sep 2020
128	Volkova A.V. (VolkovaAnna)	0		0	1	1	12700	28 Sep 2020
129	Dymchenko N.N. (nicolas_dnn)	0		0	1	1		27 Sep 2020
130	Kovalov D.V. (polmain8)	0		0	1	1		24 Sep 2020
131	Mantusov E.G. (Maeg)	0		0	1	1		25 Sep 2020
132	Borovikova (birgen)	0		0	1	1		28 Sep 2020
133	Romanchenko M.S. (Mr.EragoH)	0		0	1	1		22 Sep 2020
134	Kupriyanov S.N. (Stas150)	0		0	1	1		24 Sep 2020
135	Ivanov (k7ck1)	0		0	1	1		27 Sep 2020
136	Utarbaev (RamazanUtarbaev)	0		0	1	1		28 Sep 2020
137	Luk'yanchuk V. (Vsemager)	0		0	1	1		25 Sep 2020
138	Laptenok D.M. (LapaMan)	0		0	1	1		26 Sep 2020
139	Smirnov (Rediemer)	0		0	1	1		25 Sep 2020
140	Lom A. (Dremka)	0		0	1	1		25 Sep 2020
141	Ivanova (irina90ivanova)	0		0	1	1		24 Sep 2020
142	Chamov M.A. (vomachit1)	0		0	1	1		22 Sep 2020
143	Averin V.V. (Jango805)	0		0	1	1		27 Sep 2020

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