Last week rating | SQL Exercises

June 09, 07:10 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: 14227

No	surname	n_sel	sel_all	sel_scores	dml_scores	scores	rating	last_visit
1	>Lyaskovskij V.L. (blr_Oliver)	27	65	50	12	62	588	09 Jun 2023
2	Imankulova (345e6f7gf8g)	16	16	21	0	21	4558
3	Petunin (maskemka)	16	16	21	0	21	4559	08 Jun 2023
4	Basov V. (bas_v)	11	22	14	0	14	1791	08 Jun 2023
5	Gutrov R. (OrientPlus)	10	12	14	0	14	5103	08 Jun 2023
6	Kislekov A.M. (Panzerkampfwagen)	4	91	9	0	9	326	07 Jun 2023
7	Vdovin S. (Rujan)	4	96	8	3	11	280	08 Jun 2023
8	Kraev Yu.A. (wonsi)	6	6	8	0	8	6387	02 Jun 2023
9	Krasov S. (Kheppidemiya)	6	29	7	0	7	1549	02 Jun 2023
10	Materukhin E.V. (sobako)	4	21	5	0	5	1825	08 Jun 2023
11	Kuritsyn V.N. (ValNick)	3	129	4	0	4	171	05 Jun 2023
12	Frolov K.A. (Murderface_)	1	117	4	0	4	201	08 Jun 2023
13	kudryashov (Hajime)	2	2	3	0	3	8981	06 Jun 2023
14	qwerty (TheNextOne)	2	2	3	0	3	9045	07 Jun 2023
15	Shapovalov I.V. (uznik)	1	5	2	0	2	3293	03 Jun 2023
16	Koshkin I.Yu. (ilya_koshkin)	2	19	2	0	2	3326	08 Jun 2023
17	Ashurkova T.I. (Tiana.Ashuro)	1	2	2	0	2	8793	07 Jun 2023
18	Vasil'ev A.V. (LaoXunPo)	1	1	1	8	9	6180	08 Jun 2023
19	Khlapov A.B. (AlekseyKX1)	1	49	1	0	1	1053	03 Jun 2023
20	Nokhrin A.A. (yuinm)	1	11	1	0	1	2425	08 Jun 2023
21	Smirnov D.A. (Dmitrii_23_03)	1	1	1	0	1	13812	02 Jun 2023
22	Solovev D. (soldenevg)	1	1	1	0	1	14188	08 Jun 2023
23	Girya (n.platov)	1	1	1	0	1	14200	05 Jun 2023
24	Avdeenko I. (Igor_001)	1	1	1	0	1	14220	08 Jun 2023
25	Mochalkin A.A. (Adruha)	0		0	20	20	4732	09 Jun 2023
26	Antonenka K. (AntKon)	0		0	16	16	5134	08 Jun 2023
27	Shaposhnikova E.Sh. (naruzkalrt)	0		0	14	14	6118	07 Jun 2023
28	Busygina D.M. (Amy30)	0		0	14	14	8803	07 Jun 2023
29	Hamzat T.U. (Tiamiyu)	0		0	11	11	5792	09 Jun 2023
30	Anisimov K.V. (paki_paki)	0		0	11	11	10254	04 Jun 2023
31	Suvorova E.S. (EvaS99)	0		0	9	9	6331	04 Jun 2023
32	Tsydenov (ineedawork)	0		0	9	9	6332	06 Jun 2023
33	Dayanov I.A. (Papa_v_IT)	0		0	9	9	6333	06 Jun 2023
34	Strojkov M.A. (Laver11)	0		0	9	9	6334	06 Jun 2023
35	Ryabinina A.S. (aln_rbn)	0		0	9	9	6335	07 Jun 2023
36	Brown (Leost)	0		0	8	8	6533	05 Jun 2023
37	Reztsova E. (Tasia123)	0		0	8	8	6534	06 Jun 2023
38	Of Ligt (Elminster)	0		0	8	8	6535	05 Jun 2023
39	Volkova A.V. (Diluc13)	0		0	8	8	6536	06 Jun 2023
40	Turdiev N.K. (GRI123)	0		0	8	8	6537	08 Jun 2023
41	Tonysheva S.A. (SVeTlAna29994)	0		0	7	7	6950
42	Bryzgalov P.A. (xPB1x)	0		0	7	7	6951
43	Mikhajlov S.A. (Mikh_Semion)	0		0	7	7
44	Tsoy (VRTY)	0		0	6	6	7296	07 Jun 2023
45	Katunina T.A. (Takoj zhe)	0		0	6	6	8804	03 Jun 2023
46	Gajvoronskij I. (igor.gayvoronskii)	0		0	5	5	8053	05 Jun 2023
47	Arthur (wizart)	0		0	5	5	8054	07 Jun 2023
48	Rogachev (Temu4)	0		0	5	5	8055	08 Jun 2023
49	Cherkasov I.V. (CasseCouSH)	0		0	5	5		02 Jun 2023
50	Rustamova A. (gromorezka)	0		0	5	5		02 Jun 2023
51	Danzyn E.D. (emiemi9)	0		0	5	5		08 Jun 2023
52	Repina A.M. (AlinaRep)	0		0	4	4	8805	04 Jun 2023
53	Muratkhanova (MoonAi)	0		0	4	4	8806	04 Jun 2023
54	Morales F.J. (FJMJ)	0		0	4	4	8807	07 Jun 2023
55	Bajkov A.A. (artemka2015)	0		0	4	4	8808	08 Jun 2023
56	Krylov D.F. (STW_Spectrum)	0		0	3	3	9177	03 Jun 2023
57	Varlamov N.S. (Varlik)	0		0	3	3	9178	05 Jun 2023
58	Levin M. (Levin04)	0		0	3	3	9179	06 Jun 2023
59	Volkova (LilitMair)	0		0	3	3	9180
60	Tsyan' L.V. (lilytsyan)	0		0	3	3	9181	08 Jun 2023
61	Ka (Gimme23)	0		0	3	3	9182	08 Jun 2023
62	Ivanov S.V. (krevetko9)	0		0	3	3	9183	09 Jun 2023
63	Bogomolov (RestInPeace)	0		0	2	2	10255	03 Jun 2023
64	Lisanskiy A. (moretobasco)	0		0	2	2	10256	03 Jun 2023
65	Geras'kin (gerasijask1)	0		0	2	2	10257	08 Jun 2023
66	Kudryshova L. (pieces_of_lena_666)	0		0	2	2	10258
67	Kayunova (ijdhedbi)	0		0	2	2	10259	05 Jun 2023
68	Abuzyarov D.I. (Daniyar58)	0		0	2	2	10260
69	Burlaku T.V. (tanyushka25)	0		0	2	2	10261	06 Jun 2023
70	SergioClasesSu S.N. (SergioClasesN)	0		0	2	2	10262	07 Jun 2023
71	varela C.A. (Claudio Varela C.)	0		0	2	2	10263	08 Jun 2023
72	carreno E.V. (elliet)	0		0	2	2	10264	07 Jun 2023
73	Araya P.A. (pedrote)	0		0	2	2	10265	07 Jun 2023
74	John J.C. (cranpipe01)	0		0	2	2	10266	07 Jun 2023
75	munoz (Gerardo.2023)	0		0	2	2	10267	07 Jun 2023
76	Morales J. (jorgeBBDD)	0		0	2	2	10268	07 Jun 2023
77	Rios A. (apcj)	0		0	2	2	10269	07 Jun 2023
78	ssa (virtusebas)	0		0	2	2	10270	07 Jun 2023
79	SSS (Mr0Wolfy)	0		0	2	2	10271	08 Jun 2023
80	Ossandon M.I. (Matias77521)	0		0	2	2	10273	08 Jun 2023
81	Morgado C.I. (Cami_mor)	0		0	2	2	10274	08 Jun 2023
82	Valenzuela J. (josevalenzuela2)	0		0	2	2	10275	08 Jun 2023
83	12 1.1. (12345678900)	0		0	2	2	10276	08 Jun 2023
84	Grebennik (vallres)	0		0	2	2
85	Patlasov (patlasovnik)	0		0	2	2		02 Jun 2023
86	Shakirov T.A. (rixit)	0		0	1	1	14178
87	Semenets K. (Kirillets)	0		0	1	1	14179	08 Jun 2023
88	Borodachev M.V. (domofon)	0		0	1	1	14180
89	Ne pomnyu kak( N.N. (u3urexx)	0		0	1	1	14181	03 Jun 2023
90	shtern N.J. (jfsgfs_jfgs)	0		0	1	1	14182	03 Jun 2023
91	Kozel S.A. (ISUPRESSEDWHITENIGHT)	0		0	1	1	14183	03 Jun 2023
92	Safronov R. (Ricoroma)	0		0	1	1	14184
93	Shaykhutdinov I.R. (Gzzz)	0		0	1	1	14185	03 Jun 2023
94	Dyomin O.V. (deminoleg_psevdonim)	0		0	1	1	14186	03 Jun 2023
95	Sirotkin A.A. (Artemchik235)	0		0	1	1	14187	04 Jun 2023
96	Smirnov G.G. (Egor4k)	0		0	1	1	14189	04 Jun 2023
97	Zalyaletdinov A. (Mafin122)	0		0	1	1	14190	04 Jun 2023
98	KKK (gamesense)	0		0	1	1	14191	04 Jun 2023
99	Kharcheva S.O. (Nihilreliquit)	0		0	1	1	14192
100	loseva (sem'desyat tretij)	0		0	1	1	14193	04 Jun 2023
101	Chyornov M.S. (Chyornov)	0		0	1	1	14194	04 Jun 2023
102	Anan'eva L.S. (_xDemonModx_)	0		0	1	1	14195	05 Jun 2023
103	- -.-. (Unravl)	0		0	1	1	14196	05 Jun 2023
104	Pilyaeva A.O. (xzqwe4)	0		0	1	1	14197	05 Jun 2023
105	Olejnichenko M.A. (MaksimOlen)	0		0	1	1	14198	05 Jun 2023
106	Gavrilov S.A. (steeepan08)	0		0	1	1	14199	05 Jun 2023
107	Nazarova (DorisNaz)	0		0	1	1	14202	06 Jun 2023
108	KBAC (RNMNX)	0		0	1	1	14203
109	Bryntsev A.V. (Andrew435)	0		0	1	1	14204	06 Jun 2023
110	des L. (lihharadi)	0		0	1	1	14205	08 Jun 2023
111	Khilyj K.S. (Uzuysd)	0		0	1	1	14206	06 Jun 2023
112	@rt (aptembl4)	0		0	1	1	14207	06 Jun 2023
113	Sultanaeva Kh.O. (Sultanaeva Khamshz)	0		0	1	1	14208	06 Jun 2023
114	Eremchenko V.V. (Ya remen')	0		0	1	1	14209	06 Jun 2023
115	Pastukh M.A. (Talant)	0		0	1	1	14210	06 Jun 2023
116	Shulinin A. (kampucter)	0		0	1	1	14211	06 Jun 2023
117	Fokin M.E. (triplan1)	0		0	1	1	14212	06 Jun 2023
118	Dfcz D. (Razdolbai123123)	0		0	1	1	14213	06 Jun 2023
119	Orellana K.N. (kein13)	0		0	1	1	14214	08 Jun 2023
120	Ebat' N.D. (bezdarni)	0		0	1	1	14216
121	Sazanova D.R. (dar'ya_2008)	0		0	1	1	14217
122	Yarmukhamedov N.A. (nurofenchik)	0		0	1	1	14218
123	Merlin (eflaquser)	0		0	1	1	14219
124	Unknown (Nick_nick322)	0		0	1	1	14221	07 Jun 2023
125	. .... (ASSCHsus)	0		0	1	1	14222
126	tapia (robertot7777)	0		0	1	1	14223	08 Jun 2023
127	Ivanova E. (EileenQuest)	0		0	1	1	14224	08 Jun 2023
128	Not D.P. (LQS_learner456)	0		0	1	1	14225	08 Jun 2023
129	K (f098)	0		0	1	1	14227	08 Jun 2023
130	b A.C. (bimbambumbim)	0		0	1	1
131	Lisin A.A. (temaaa1)	0		0	1	1
132	Kirimov (KRR0310)	0		0	1	1		02 Jun 2023
133	Brushnevskij A.P. (tohaandre)	0		0	1	1		02 Jun 2023
134	Panasenko A.S. (Alyonk)	0		0	1	1		02 Jun 2023
135	Usenkov V.A. (Bat0n69)	0		0	1	1		02 Jun 2023
136	Shpak Z.D. (Umateno)	0		0	1	1		05 Jun 2023

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