Last week rating | SQL Exercises

October 18, 06:43 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: 13170

No	surname	n_sel	sel_all	sel_scores	dml_scores	scores	rating	last_visit
1	>Fulman N. (Nir_)	20	22	27	0	27	3537	18 Oct 2021
2	Ladanova A.A. (Muzhelozhec)	13	25	20	0	20	2908	16 Oct 2021
3	Zakharchenko S. (SergeyZ06)	9	46	17	0	17	1070	15 Oct 2021
4	>Mahammadli M. (mahammadali25)	9	54	14	0	14	948	18 Oct 2021
5	Avdeev A. (Energo-a)	7	44	13	0	13	1120	15 Oct 2021
6	Sycheva E.S. (EkaterinaSycheva)	10	16	13	0	13	4272	17 Oct 2021
7	Ptashkin G. (Gptashkin)	6	8	8	0	8	2829	16 Oct 2021
8	Pisklova M.V. (rita_pisklova)	5	5	7	0	7	3163	14 Oct 2021
9	Boyarskij V.A. (ChronoMorzh)	3	59	5	0	5	1025	11 Oct 2021
10	Rylov A.V. (LexaR2D2)	4	12	5	0	5	4842	17 Oct 2021
11	Zubkov A.S. (Atrum)	4	4	5	0	5	7185	16 Oct 2021
12	Shakirova G. (ENDGE)	3	4	4	8	12	4845	17 Oct 2021
13	Chernov D.V. (Kursist)	1	273	2	0	2	1	17 Oct 2021
14	Karasyova N.V. (vlksm)	1	263	2	0	2	9	17 Oct 2021
15	Koptel'tsev V. (selber)	1	206	2	0	2	30	17 Oct 2021
16	Sigankov V.I. (vasilyvanc)	1	202	2	0	2	31	18 Oct 2021
17	Litvinov V.V. (NewsMan)	1	130	2	0	2	132	14 Oct 2021
18	Gireiko E. (Zubryonok)	1	126	2	0	2	139	15 Oct 2021
19	Gatenadze V.Sh. (gaten1952)	1	20	2	0	2	3755	12 Oct 2021
20	>Kireeva (MariaKir)	2	2	2	0	2	4222	17 Oct 2021
21	Zhdanov N.S. (n_zhdanov)	1	2	2	0	2	6647	11 Oct 2021
22	SmirnOFF (select0r)	1	63	1	0	1	747	16 Oct 2021
23	Masyukevich E. (Terrime)	1	1	1	0	1	3630	15 Oct 2021
24	Osipov (nickosipov)	1	1	1	0	1	12981	13 Oct 2021
25	X (DJsql)	1	1	1	0	1	13000	16 Oct 2021
26	Tutarkov A. (barmaley19)	1	1	1	0	1	13155	13 Oct 2021
27	Lyalin A.G. (ZaykaBabayka)	1	1	1	0	1	13160	12 Oct 2021
28	Saakyan A. (Akop)	1	1	1	0	1	13163	16 Oct 2021
29	T?lebaev T.R. (teemosh)	1	1	1	0	1	13165	17 Oct 2021
30	Chernenko D.F. (DanilkaCH)	1	1	1	0	1	13169	17 Oct 2021
31	Ovsyanov A.B. (AndreyOvs)	0		0	27	27	4124	17 Oct 2021
32	Glabay A. (Andrey_Glabay)	0		0	23	23		12 Oct 2021
33	Gr D. (Demon_gr)	0		0	22	22		15 Oct 2021
34	Senchenok G. (GSench)	0		0	20	20		12 Oct 2021
35	Dichenko (Dimibor)	0		0	17	17	6138	17 Oct 2021
36	Vasyutina M. (kykyryza2021)	0		0	13	13	5172	16 Oct 2021
37	Merinov M. (Tyomnyj)	0		0	13	13		14 Oct 2021
38	Krivoguz V. (Niqos)	0		0	13	13		13 Oct 2021
39	Sherstnikova V.A. (Sherstnikova Valeriya)	0		0	11	11	5469	16 Oct 2021
40	Tanyushin N.D. (nil-1313)	0		0	11	11		11 Oct 2021
41	Khomenko A. (Gamlet)	0		0	11	11		14 Oct 2021
42	Kilchik D. (masterOffTatoo)	0		0	11	11		13 Oct 2021
43	Zholudeva E.A. (FuryGale)	0		0	10	10		15 Oct 2021
44	vusik S.M. (Sergo2513)	0		0	9	9	6137	16 Oct 2021
45	Zaparenchuk (SwagLenin)	0		0	9	9	13170	18 Oct 2021
46	Vdovukhina (Margoska11)	0		0	9	9		12 Oct 2021
47	mozyrskyi (Olejek7149)	0		0	9	9		12 Oct 2021
48	Lyubarskaya A.S. (anna2038)	0		0	9	9		11 Oct 2021
49	Es'kova I.V. (i.v.yeskova)	0		0	9	9		12 Oct 2021
50	Honcharova O. (Oksana#74)	0		0	9	9		13 Oct 2021
51	Grigoryev I.O. (amai2021)	0		0	9	9		14 Oct 2021
52	v V.V. (visiologer)	0		0	9	9		15 Oct 2021
53	a S.O. (PARABOLA71)	0		0	9	9		15 Oct 2021
54	Gorbov A.D. (leshagorbov)	0		0	9	9		14 Oct 2021
55	Ivanov M.I. (maximazur)	0		0	8	8		14 Oct 2021
56	Shpakovich T.N. (Tanyu1987)	0		0	8	8		12 Oct 2021
57	Kotyliak A. (Aneta15)	0		0	8	8		13 Oct 2021
58	Tezin A.M. (alextezin1999)	0	1	0	6	6	4065	15 Oct 2021
59	Nazarov D.D. (Doston02)	0		0	6	6	6793	16 Oct 2021
60	Safin M. (KNOIS)	0		0	6	6		12 Oct 2021
61	Dem K. (kristina1313)	0		0	6	6		11 Oct 2021
62	Shcherbina (Alex19883)	0		0	6	6		11 Oct 2021
63	Sargsyan S.G. (Sedrak)	0		0	6	6		14 Oct 2021
64	Maslov I.A. (imasloff)	0		0	6	6		15 Oct 2021
65	Novikov (PNA921)	0	124	0	5	5	149	17 Oct 2021
66	Ivanov (KitSlv)	0		0	5	5	7533	16 Oct 2021
67	Petrov I.D. (Spaik39)	0		0	5	5	7534	17 Oct 2021
68	Gorozhankin (VGlab)	0		0	5	5		15 Oct 2021
69	Zlotnikov A.V. (zl0tn1k0ff)	0		0	5	5		11 Oct 2021
70	Ustimchuk (Foxsunny)	0		0	5	5		12 Oct 2021
71	Suslin Ya.S. (yarikmolekula)	0		0	5	5		13 Oct 2021
72	Tsuranov E.V. (Tsuranov Eduard)	0	69	0	4	4	522	17 Oct 2021
73	doki D. (dokidoki)	0		0	4	4	8235	18 Oct 2021
74	Malcev E. (Amant)	0		0	4	4	8236	16 Oct 2021
75	Papchenko M. (wvtej)	0		0	4	4	8237	17 Oct 2021
76	Brovkina I.M. (agent_7)	0		0	4	4	8238	17 Oct 2021
77	Smol'kina S.A. (Rosette)	0		0	4	4		14 Oct 2021
78	Travkin N. (ntravkin)	0		0	4	4		14 Oct 2021
79	Shavurskyi P.O. (PavloShav)	0		0	4	4		12 Oct 2021
80	Ganyushkin D.I. (danil148101111)	0	2	0	3	3	4069	15 Oct 2021
81	Kuznetsov (striker90)	0	2	0	3	3	7458	17 Oct 2021
82	hA H.H. (Bron234324)	0		0	3	3	8567	16 Oct 2021
83	radchuk (LIDWAR)	0		0	3	3	8568	16 Oct 2021
84	K I.R. (Iryna Kozyreva)	0		0	3	3	8569	16 Oct 2021
85	Polyanskaya V.V. (Pichenka88888888888888888)	0		0	3	3	8570	16 Oct 2021
86	Mul'ganov M.V. (RickHard)	0		0	3	3	8571	17 Oct 2021
87	Marinina T (augustt)	0		0	3	3	8572	17 Oct 2021
88	Mary (Pol'zovatel' Mariya)	0		0	3	3	8573	17 Oct 2021
89	govnoed G.G. (nuinu)	0		0	3	3	8574	17 Oct 2021
90	Lyashenko D.N. (DmitroLyashenko)	0		0	3	3	8575	17 Oct 2021
91	Shirkina V.V. (valeriya_shi)	0		0	3	3	8576	17 Oct 2021
92	Putyatin (conekta)	0		0	3	3	8577	17 Oct 2021
93	Galanіna V. (GalaninaVita)	0		0	3	3	8578	17 Oct 2021
94	Takanashi (Winter Rayer)	0		0	3	3	13164	16 Oct 2021
95	Emel'yanov (EMeJl9l)	0		0	3	3		14 Oct 2021
96	a P. (xie92484)	0		0	3	3		18 Oct 2021
97	Savchenko O. (OlehSavchenko)	0		0	3	3		11 Oct 2021
98	Petryshak G. (PG1001)	0		0	3	3		15 Oct 2021
99	Yankov I.I. (Vansoch)	0		0	3	3		13 Oct 2021
100	Maliarenko M. (taverna)	0		0	3	3		16 Oct 2021
101	B A.B. (Madrid22)	0		0	3	3		13 Oct 2021
102	Ordik E. (Solnishko2021)	0		0	3	3		14 Oct 2021
103	Sivcov (AndreySivcov)	0		0	3	3		12 Oct 2021
104	Iva (myprac)	0		0	3	3		12 Oct 2021
105	olya O. (Olya.)	0		0	3	3		14 Oct 2021
106	KryaKrya K. (KryaAndreevna)	0		0	3	3		14 Oct 2021
107	ivanov A.O. (wind5)	0		0	3	3		16 Oct 2021
108	Chuprov M.S. (Amakan)	0	1	0	2	2	5016	14 Oct 2021
109	Ishutin (Ishutin Maxim)	0		0	2	2	9549	16 Oct 2021
110	Zales (alexandro35)	0		0	2	2	9550	17 Oct 2021
111	Mishin N. (REND24)	0		0	2	2	9551	18 Oct 2021
112	Pdasilem (PdasilemS)	0		0	2	2	9552	18 Oct 2021
113	Nick D.A. (SlonikdamboWTF)	0		0	2	2		14 Oct 2021
114	Ismailov A. (BackDoorMaN)	0		0	2	2		14 Oct 2021
115	moscompass (yanvan)	0		0	2	2		13 Oct 2021
116	Ovsyannikova O.A. (Olesya Ovsyannikova)	0		0	2	2		13 Oct 2021
117	bonando B.S. (bonando)	0		0	2	2		13 Oct 2021
118	Tester (pofte)	0		0	2	2		15 Oct 2021
119	Mel'nikova O.A. (Ro-Ro)	0		0	2	2		11 Oct 2021
120	Art (FruitMentos)	0		0	2	2		13 Oct 2021
121	Poza (Chachan)	0		0	1	1	13166	16 Oct 2021
122	Zu D. (_zu)	0		0	1	1	13167	17 Oct 2021
123	Ukrainskij G. (6Maslin)	0		0	1	1	13168	17 Oct 2021
124	Begishev G. (Pantalon)	0		0	1	1		15 Oct 2021
125	Kovalenko K. (Katya2206)	0		0	1	1		11 Oct 2021
126	Sharassulov S. (Shakhrukh)	0		0	1	1		14 Oct 2021
127	Praslova O.I. (Olga2021)	0		0	1	1		12 Oct 2021
128	Vasil'ev K.G. (Seinbear)	0		0	1	1		12 Oct 2021
129	Omarova S. (Cvetatylya)	0		0	1	1		15 Oct 2021
130	Drinkwater J. (JackDrinkwater)	0		0	1	1		12 Oct 2021
131	Voskanyan D.T. (DavidOxy)	0		0	1	1		14 Oct 2021

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