Last week rating | SQL Exercises

September 16, 05:31 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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      choosing DBMS)
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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: 12175

No	surname	n_sel	sel_all	sel_scores	dml_scores	scores	rating	last_visit
1	Skorokhid I. (ihor skorokhid)	27	27	38	0	38	2751	11 Sep 2019
2	Abdulmanapov A. (Dvarik)	14	67	24	0	24	643	13 Sep 2019
3	Burdavitsyn A.V. (Burdalex)	14	17	19	0	19	1984	15 Sep 2019
4	Marchenkov (Decoe)	11	12	15	4	19	2336	15 Sep 2019
5	Kuydinov D. (sh4rk717)	7	38	13	0	13	1215	15 Sep 2019
6	Yartsev Yu. (Yury66)	5	76	12	0	12	437	15 Sep 2019
7	Shablya A. (Ondresh)	6	46	12	0	12	1036	13 Sep 2019
8	Gribkov (Lenarino)	4	68	11	0	11	561	15 Sep 2019
9	Zhuravlev K.V. (Zhura_)	6	27	10	0	10	2754	13 Sep 2019
10	>Ivanova S. (moonfish)	5	41	9	0	9	1133	15 Sep 2019
11	Bartsev (shurets)	6	12	8	2	10	2388	15 Sep 2019
12	Zvorykin D.A. (migdal-or)	3	36	8	0	8	1237	13 Sep 2019
13	Golubeva (Sutie)	3	36	8	0	8	1851	15 Sep 2019
14	Che (c306cp)	3	27	7	0	7	2680	12 Sep 2019
15	Komov K.N. (zigmund1)	3	45	6	0	6	1056	15 Sep 2019
16	Osipova T. (Mirt)	3	46	6	0	6	1106	15 Sep 2019
17	Volkov (Raspi)	4	18	6	0	6	3698	15 Sep 2019
18	Chernov D.V. (Kursist)	1	260	5	0	5	9	16 Sep 2019
19	Selezen' A.N. (Artny)	2	86	5	0	5	313	10 Sep 2019
20	Nosov V.I. (Bugi_bugi)	4	5	5	0	5	3140	15 Sep 2019
21	Pantileenko D. (iriswind1)	1	87	4	0	4	351	12 Sep 2019
22	Kolobov I.A. (selectius)	2	2	4	0	4	4098	13 Sep 2019
23	Arabadzhiev A.V. (metahom)	2	2	3	3	6	5502	15 Sep 2019
24	Petrov D.B. (GiBis)	1	99	3	0	3	258	11 Sep 2019
25	Novikov (PNA921)	1	88	3	0	3	356	15 Sep 2019
26	Gireiko E. (Zubryonok)	1	64	3	0	3	517	14 Sep 2019
27	Burdenko Ya. (Bsl)	1	37	3	0	3	1205	13 Sep 2019
28	Popov S.V. (PopovSV)	1	35	3	0	3	1626	14 Sep 2019
29	Yanin M.Yu. (Mikhkha)	2	11	3	0	3	2354	15 Sep 2019
30	Kostyuchenko N. (4e_Guevara)	2	5	3	0	3	3056	12 Sep 2019
31	Zubov D.Z. (Dmitrij84)	3	7	3	0	3	4443	15 Sep 2019
32	Volkov S. (Wolf778)	1	64	2	0	2	720	15 Sep 2019
33	Akimova (inkog_ni_to)	1	30	2	0	2	1300	15 Sep 2019
34	Lychev (Shaderz)	1	14	2	0	2	2275	13 Sep 2019
35	Distanov (B@TON)	2	2	2	0	2	6572	12 Sep 2019
36	El'vira (Teftelya)	1	1	2	0	2	8704	12 Sep 2019
37	Gruzinova L.I. (lbvgrznv)	1	1	1	15	16	4520	13 Sep 2019
38	Podmarev E. (Podmarev)	1	2	1	12	13	3400	13 Sep 2019
39	Karasyova N.V. (vlksm)	1	260	1	0	1	8	13 Sep 2019
40	Kamenev I.A. (Kamenev88)	1	84	1	0	1	376	12 Sep 2019
41	G (HPavel)	1	63	1	0	1	733	10 Sep 2019
42	Sazonov A.V. (AlexSZ)	1	28	1	0	1	1481	11 Sep 2019
43	Glebov M.Yu. (mikhail_glebov)	1	1	1	0	1	12168	15 Sep 2019
44	Gessler (DmGs)	1	1	1	0	1	12173	15 Sep 2019
45	Popov A.A. (WZt3k)	0		0	27	27		13 Sep 2019
46	Sokolova O. (Akruas)	0		0	27	27		12 Sep 2019
47	Firsov (Bam85)	0		0	27	27		13 Sep 2019
48	Vassyna M. (Maryone)	0		0	25	25		13 Sep 2019
49	Marnopolskyi D. (Polskiy)	0		0	23	23		15 Sep 2019
50	Kireev P.A. (1rozovayaroza)	0		0	21	21		11 Sep 2019
51	Firsov (Hagall)	0		0	14	14		09 Sep 2019
52	road261 (Road261)	0		0	13	13	4860	16 Sep 2019
53	Sadchikov (Expirvit)	0		0	13	13		13 Sep 2019
54	Efimenko A. (AEfimenko)	0		0	12	12		13 Sep 2019
55	Lysenko (vertolet13)	0		0	11	11	5128	15 Sep 2019
56	Likhytska Y. (Rachel.DeLuca)	0		0	11	11	8795	15 Sep 2019
57	Barinov P. (PhilCollins)	0		0	11	11		10 Sep 2019
58	K. (PolitePp)	0		0	11	11		12 Sep 2019
59	Bil A.A. (BilArt)	0		0	11	11		13 Sep 2019
60	Mit'ko Yu.S. (Julia_Mitko)	0		0	11	11		11 Sep 2019
61	Sladik M.V. (Maksym_Sladik)	0		0	11	11		12 Sep 2019
62	Bjej J. (janebjej)	0		0	11	11		10 Sep 2019
63	Fum N.N. (LEDINADYA)	0		0	11	11		11 Sep 2019
64	Ivanov I.I. (MistNk)	0		0	11	11		11 Sep 2019
65	Butorin (oborobo)	0		0	10	10		15 Sep 2019
66	Platita I. (aliksmile)	0		0	9	9	5600	15 Sep 2019
67	Uzun (elena_uzun)	0		0	9	9	5601	15 Sep 2019
68	Luk'yanova A.V. (Anastasia8489)	0		0	9	9	5602	15 Sep 2019
69	WaldemarT (WaldemarT)	0		0	9	9	5603	15 Sep 2019
70	Ostapov (QA1982)	0		0	9	9	5604	16 Sep 2019
71	Mazhara I. (Iuliia_M)	0		0	9	9	5605	16 Sep 2019
72	Sytnik Ya.S. (White_Fox)	0		0	9	9		13 Sep 2019
73	Petrenko O.A. (PetrenkoOlga)	0		0	9	9		11 Sep 2019
74	v V.V. (zhdnd)	0		0	9	9		11 Sep 2019
75	Polyanin K.N. (k_polyanin)	0		0	9	9		11 Sep 2019
76	Poluboyarinov A.S. (poanse)	0		0	9	9		12 Sep 2019
77	Odanets (LiliyaOda)	0		0	8	8	12169	13 Sep 2019
78	Talapatska (Tala1607)	0		0	8	8		13 Sep 2019
79	Zhdanovich L. (minlesbumprom1)	0		0	8	8		09 Sep 2019
80	Tovmasyan A.A. (sqLsamurai)	0		0	8	8		13 Sep 2019
81	Yukhnova (tan-tol)	0		0	8	8		13 Sep 2019
82	Akin'shin A.V. (anton123123)	0		0	6	6		12 Sep 2019
83	Yudin (MaxYu)	0		0	6	6		11 Sep 2019
84	K D. (dimakyzn)	0		0	6	6		09 Sep 2019
85	Kisselev D. (ryan9)	0	64	0	5	5	576	10 Sep 2019
86	Podrez V.A. (Salatik1)	0		0	5	5	6980	15 Sep 2019
87	Yunusova (Atann)	0		0	5	5		12 Sep 2019
88	Leone B. (Leone1404)	0		0	5	5		11 Sep 2019
89	nov (_Yuno)	0		0	5	5		12 Sep 2019
90	Kalpakhchev (genius1)	0		0	5	5		09 Sep 2019
91	Dyakiv (Ogreen)	0		0	4	4	7627	15 Sep 2019
92	Derli (mikasamp)	0		0	4	4	7628	14 Sep 2019
93	Axel P.A. (AxelAlex)	0		0	4	4	7629	15 Sep 2019
94	Legaciov V.J. (Eternal Fire)	0		0	4	4	7630	15 Sep 2019
95	Plotnikova (Yu_lia1604)	0		0	4	4	7631	15 Sep 2019
96	Petrov A.V. (Artifelse)	0		0	4	4		15 Sep 2019
97	TETChI A.T. (moasco)	0		0	4	4		13 Sep 2019
98	Romanova (__Nastya__)	0		0	4	4		09 Sep 2019
99	Dyuryagina P.V. (polina08)	0		0	4	4		09 Sep 2019
100	Zebola M. (MaximeZebola)	0		0	4	4		11 Sep 2019
101	Daminova M.E. (rittta)	0		0	4	4		09 Sep 2019
102	Lunev Ya. (InstL11)	0		0	4	4		09 Sep 2019
103	VinniPsih (Lestat21)	0		0	3	3	7921	13 Sep 2019
104	Dysina M. (Maria94)	0		0	3	3	7922	13 Sep 2019
105	Khrapova N.S. (TaliKhr)	0		0	3	3	7923	14 Sep 2019
106	Ivaro A. (Alex589)	0		0	3	3	7924	14 Sep 2019
107	Vareschin V.O. (MaXaoH)	0		0	3	3	7925	15 Sep 2019
108	Kirillova A.G. (lunyony)	0		0	3	3		09 Sep 2019
109	Belan (bne)	0		0	3	3		09 Sep 2019
110	Quality (Raz2)	0		0	3	3		13 Sep 2019
111	Purtova A.V. (Alex_purt)	0		0	3	3		14 Sep 2019
112	Patrakov D.S. (net_frag)	0		0	3	3		09 Sep 2019
113	Lykova V.V. (vika_202)	0		0	3	3		09 Sep 2019
114	li gwet L. (freshnel)	0		0	3	3		09 Sep 2019
115	Guzovskaya Ya.S. (Biba i Boba)	0		0	3	3		09 Sep 2019
116	Nalivajko A.S. (Sandra777)	0		0	3	3		09 Sep 2019
117	Odzilyaev A.V. (lordAlex)	0		0	3	3		09 Sep 2019
118	Zhuravlyov N.A. (9999nik)	0		0	3	3		09 Sep 2019
119	yakhiyaeva N.L. (kotik1239)	0		0	3	3		09 Sep 2019
120	Gal'china A.Yu. (Anastasiya1123)	0		0	3	3		09 Sep 2019
121	Bagno V. (Baltazor)	0		0	3	3		12 Sep 2019
122	Ershov G.A. (ginnady)	0		0	3	3		12 Sep 2019
123	Vojkin D.A. (Brohf)	0		0	3	3		15 Sep 2019
124	glow I.T. (glowinthedark)	0		0	3	3		13 Sep 2019
125	As A.S. (andineal)	0		0	3	3		13 Sep 2019
126	Baryshnikov (ZigZagSega)	0		0	3	3		11 Sep 2019
127	mayvap (Lykh)	0		0	3	3		11 Sep 2019
128	Boldyrev G.V. (grif85)	0	8	0	2	2	2884	13 Sep 2019
129	M D. (mdcool)	0		0	2	2	8794	14 Sep 2019
130	Kalenchuk (balrogwar)	0		0	2	2	8796	15 Sep 2019
131	Kuratnik L.A. (leonoid)	0		0	2	2		15 Sep 2019
132	Kisselyov I. (kissya)	0		0	2	2		12 Sep 2019
133	Vuzheiko (vuzheiko)	0		0	2	2		09 Sep 2019
134	Gerbish M.V. (Marta Gerbish)	0		0	2	2		14 Sep 2019
135	Olynskyi O.A. (0leh)	0		0	2	2		09 Sep 2019
136	Bilan A. (ABilan)	0		0	2	2		11 Sep 2019
137	Uvarov (gro)	0		0	2	2		12 Sep 2019
138	SName (Difen)	0		0	2	2		13 Sep 2019
139	Dmitriev S.V. (Rastaman77)	0		0	1	1	12170	15 Sep 2019
140	gyry (gyryyy)	0		0	1	1	12171	15 Sep 2019
141	Humanbody (Humanbody@bk)	0		0	1	1	12172	15 Sep 2019
142	Ovchinnikov N. (Undead02)	0		0	1	1	12174	16 Sep 2019
143	Samodurov P.V. (PavelSamodurov)	0		0	1	1	12175	15 Sep 2019
144	Permyakov R.A. (Permy4KK)	0		0	1	1		14 Sep 2019
145	Ivanov P. (4el87)	0		0	1	1		11 Sep 2019
146	Grekova (LenaGrekova)	0		0	1	1		10 Sep 2019
147	Stasov (Stas9999)	0		0	1	1		09 Sep 2019
148	vasya V.V. (legeonn)	0		0	1	1		13 Sep 2019
149	sqltrain (sqltrain1)	0		0	1	1		13 Sep 2019
150	Shaki N.K. (thuglife)	0		0	1	1		10 Sep 2019
151	Scherbakov V.V. (habecha)	0		0	1	1		12 Sep 2019
152	Ti (6as)	0		0	1	1		13 Sep 2019
153	katasonov (bell322)	0		0	1	1		12 Sep 2019
154	Filatov G.V. (German1795)	0		0	1	1		09 Sep 2019

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