TOP 100 at "SQL Exercises"

June 09, 06:54 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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Top 100	Candidates How the rating position is calculated
Involved in rating: 14227 Involved in second stage rating: 3570

No	Person	Number of Sel_ex	Last_Sel	Number of DML_ex	Scores	Days	Days_2	Days_3	S_3	LastSolved	LastVisit
1	Chernov D.V. (Kursist)¹	274	237	55	708	2369	1924.517	2033.017	259	2023-05-01	2023-06-04
2	Filippkin D.V. (_dimon_)¹	273	234	55	706	5040	224.192	156.502	255	2022-11-09	2023-05-30
3	Doschenko V.N. (mcrain)¹	257	236	54	670	3878	2042.874	525.210	252	2022-05-15	2022-05-15
4	Kostomarov A.V. (al29)¹	258	234	38	648	3279	4333.782	2473.867	251	2021-04-17	2023-05-12
5	Kreslavskij O.M. (Arcan)¹	269	236	53	694	5467	284.368	225.498	248	2022-01-20	2023-05-27
6	Krasovskij E.A. (pegoopik)¹	266	57	42	672	4519	210.577	14.367	248	2022-11-21	2023-06-07
7	Bezhaev A.Yu. (Baser)¹	263	233	44	660	4678	266.002	347.687	240	2023-02-21	2023-06-08
8	Boiko D. (Angellore)¹	262	112	40	653	5138	5433.755	3825.743	237	2021-09-04	2023-03-20
9	Dubinskij A.V. (_velial)¹	256	57	44	651	4120	2797.468	3371.376	227	2021-02-23	2021-05-08
10	Karasyova N.V. (vlksm)¹	261	88	52	666	5809	291.756	242.855	225	2022-04-09	2023-04-25
11	Kurochkin P.A. (qwrqwr)¹	255	306	52	651	4563	257.615	164.392	211	2022-05-09	2023-06-08
12	Vyazovetskov A.S. (alex_v)⁹	233	161	23	554	4361	177.332	94.196	204	2018-05-17	2020-03-11
13	Movlyanov A.P. (Oct)⁷	237	10	29	580	1307	2353.653	2448.847	193	2017-01-23	2017-01-23
14	Sal'nikov S.A. ($erges)¹	220	206	25	543	2533	17.464	14.498	181	2015-02-02	2023-05-10
15	Kukushkin S.A. (smog)⁹	218	163	29	519	2368	1054.438	1122.181	153	2017-10-03	2023-03-01
16	Yatsuk A.A. (Faust_zp)¹	180	255	24	451	1984	144.005	108.840	137	2012-07-12	2019-02-15
17	Pusev D.V. (Pusev_Denis)¹⁷	196	178	40	486	1203	1184.729	1248.848	134	2021-04-04	2022-08-08
18	Varenikov D.M. (Dmitriy Varenikov)¹⁸	223	306	55	549	4285	5846.045	4154.678	125	2022-07-20	2023-02-03
19	Kuznetsov V.S. (herrRo)¹	165	260	23	410	1167	478.456	73.335	122	2012-02-08	2012-02-08
20	Zajtsev V.S. (Sleeping)¹⁹	216	169	27	473	5428	1410.589	1358.125	109	2023-04-18	2023-04-20
21	Grinkevich D.L. (Dmitrij Grinkevich)¹³	197	10	27	459	2059	367.063	932.343	109	2017-05-31	2020-08-24
22	Drozdkov A.N. (anddros)⁵	185	16	24	437	2244	12.278	11.091	108	2014-07-21	2020-06-05
23	Shindin A.V. (AlShin)¹	152	44	23	379	3621	409.057	777.457	99	2018-09-18	2018-09-18
24	Timofeeva E.V. (Umrikhina)¹	202	40	41	492	4234	50.475	47.237	96	2019-11-27	2021-12-03
25	Aliev R. (y4nzi)²¹	205	187	33	481	236	64.651	37.753	95	2018-01-25	2019-03-24
26	Tarasov D.B. (Gavrila)⁹	158	15	23	385	2427	150.447	99.710	95	2012-04-23	2012-04-23
27	Koptel'tsev V. (selber)²⁷	213	185	55	539	3900	2713.473	1502.527	94	2023-04-26	2023-06-09
28	Orlov M.V. (Eagleoff)⁹	145	258	23	361	952	138.355	106.466	92	2011-11-10	2022-03-15
29	Zotov P.G. (Ozzy)¹	143	-16	23	358	1412	212.251	187.364	83	2012-02-05	2012-02-05
30	Derzhal'tsev V.A. (MadVet)³	132	100	22	331	2073	142.708	99.698	81	2010-12-29	2010-12-29
31	Sigankov V.I. (vasilyvanc)³⁰	200	88	52	488	3131	128.944	47.788	74	2022-10-17	2023-05-28
32	Agapov V. (KERBEROS)¹	155	253	24	378	2409	35.521	27.703	69	2013-04-02	2013-04-02
33	Shkarednyj I.N. (Gosha)³¹	194	301	54	477	6267	2422.226	1806.418	66	2023-03-25	2023-05-29
34	Fedevych V.I. (labuch_fedev)³⁰	196	112	49	467	2893	866.442	1557.429	65	2022-02-01	2022-02-03
35	Petrov Y. (YuriPetrov)²¹	196	7	54	483	4011	63.477	24.005	64	2022-02-08	2022-02-23
36	Williams B. (BW)³¹	196	12	41	457	4001	4684.193	2394.036	63	2020-02-20	2022-03-16
37	Chebykin D. (GriGrim)²⁵	201	88	41	470	5078	816.170	380.694	62	2023-05-11	2023-06-06
38	Shaymardanov M.M. (xLiSPirit)¹⁹	174	203	34	422	2792	426.798	528.104	62	2018-05-18	2018-05-18
39	Kalinin K.A. (kalinin_k)¹⁶	148	169	23	352	391	26.168	36.659	60	2012-06-30	2012-06-30
40	Dvoryaninov V. (Valdaj)¹⁶	147	2	23	344	1499	405.432	329.316	55	2013-08-14	2022-02-22
41	Gmar' D.V. (dimervvsu)⁴¹	160	155	54	451	4138	27.507	29.958	54	2022-07-19	2023-05-12
42	Fokin A. (Vizitor )³³	179	261	41	448	2904	60.494	1133.759	52	2019-08-17	2019-09-06
43	Murashkin I.V. (lepton)¹	90	90	21	213	2188	131.298	645.720	51	2012-03-20	2022-12-15
44	Halushka B. (halushka)³³	152	35	20	358	284	131.252	58.407	46	2015-10-19	2015-10-19
45	Titovskij P.S. (kli3ma)²³	163	45	28	393	1903	27.437	17.959	45	2016-06-15	2016-06-15
46	Utyonkov M.N. (=Maxim=)²⁰	170	95	24	382	4533	47.159	11.750	42	2018-10-08	2018-10-08
47	Sysoev A.V. (Sysa)³⁸	117	174	22	251	3225	6161.768	2114.921	39	2016-09-07	2023-05-31
48	Sviridov K.Yu. (orange)¹⁹	119	-16	23	295	1591	62.137	31.081	38	2012-05-17	2012-05-17
49	Senkevich S.V. (GreyC)¹	86	-7	21	216	392	54.495	23.321	38	2009-10-06	2020-12-28
50	Seleznyov A.S. (Artyom S.)¹	83	106	21	208	444	46.068	30.368	38	2009-01-25	2009-01-25
51	Latyntsev N.G. (aks_nsk)⁴⁵	190	252	55	475	3969	37.102	7.501	37	2023-01-09	2023-05-01
52	Vakhrameev A. (WY)³⁴	166	52	25	385	1445	38.965	9.069	36	2015-01-18	2022-11-06
53	Pechatnov V.V. (pvv)¹	114	15	21	272	1992	39.993	15.512	33	2013-04-05	2013-04-05
54	Martynyuk (Wiedzmen)²¹	150	120	23	344	2189	1691.942	1692.363	32	2015-03-10	2015-03-10
55	Nikotin V.M. (@Nikotin)¹	84	4	21	210	235	7.620	3.541	32	2009-04-23	2009-04-23
56	Komarov A.N. (Shveda Saulya)⁵⁶	148	148	55	418	1101	127.843	254.509	31	2023-02-03	2023-05-17
57	Pyatiletov A. (MontaG)⁵⁴	175	12	39	406	2480	95.205	28.667	30	2019-06-30	2019-06-30
58	Pavlov A.V. (Anton)⁵⁰	178	112	49	426	6043	3237.875	1187.402	29	2022-04-08	2023-03-20
59	Nashyn E. (O.o)²³	121	2	23	284	1159	183.032	77.876	29	2013-09-13	2013-09-13
60	Zin4uk V. (Zin4uk Vadim)³³	140	103	24	335	1334	154.426	42.752	28	2014-06-24	2014-06-24
61	X D. (railgun3r)²⁸	147	104	24	346	1369	319.903	750.766	26	2014-08-16	2023-03-20
62	Mullakhanov R.Kh. (rem)⁹	86	-6	22	210	238	14.293	9.679	26	2009-06-20	2009-06-20
63	F (uff)⁵¹	172	69	31	399	1504	1067.548	952.124	25	2018-01-22	2018-01-22
64	Sivoglazov M.A. (Gaizenberg)⁵¹	153	142	24	350	801	288.588	35.424	24	2015-11-10	2022-09-14
65	Vas'kov E.V. (Johan)²	136	58	24	322	2582	544.064	1034.271	24	2013-08-16	2020-06-11
66	Sukhnev D.A. (mz)²²	127	44	23	303	2468	61.933	13.009	23	2013-05-05	2013-05-05
67	Lyubchenko V.A. (IAS56)⁶	95	84	22	229	1454	646.832	138.580	23	2010-09-14	2010-09-14
68	Anisimov D. (danilko)¹³	89	46	22	209	31	12.430	7.708	23	2009-08-12	2009-08-12
69	Egorov Yu.A. (Yury Egorov)⁴⁴	137	197	23	309	1772	19.702	13.689	21	2016-04-16	2021-03-05
70	Fajnberg M.L. (burnall)³⁶	119	185	23	277	1451	220.130	295.352	21	2013-06-05	2013-06-05
71	Golubin R.S. (Roman Golubin)³	75	4	21	182	1412	92.379	58.691	20	2009-07-01	2009-07-01
72	Kudryakov A.I. (AKudrakov)¹⁹	94	85	22	224	756	99.553	52.909	18	2010-02-05	2010-02-05
73	Suprun D. (TimonSP)⁴²	160	-17	55	427	5052	12.477	1.721	15	2022-07-21	2023-04-15
74	Azbel' E.G. (enull)⁶⁹	140	143	25	344	3439	1146.032	1004.908	15	2018-02-21	2021-01-11
75	Skorohod I. (Dracul4ik)⁶⁵	140	52	25	340	2295	708.666	584.009	15	2017-09-12	2019-09-10
76	Grishin (alvigr)⁵⁵	138	140	24	317	1095	89.600	756.898	15	2014-12-10	2022-10-14
77	Grecha (grecha)⁵³	135	185	24	311	150	8.760	1.612	15	2014-02-26	2014-02-26
78	Frolov (dr.shtopor)⁶⁶	136	148	28	342	705	306.512	49.878	14	2016-04-05	2021-03-17
79	Egorov A.B. (ABEgorov)²⁰	94	140	22	227	750	15.158	8.506	14	2010-02-26	2022-04-10
80	Nikolaenko A.V. (Shadow77)¹²	85	116	22	204	761	66.252	7.673	14	2009-09-13	2019-10-11
81	Soldatenkov Yu.S. (SolYUtor)²	72	-7	21	173	1413	20.029	4.954	14	2010-04-07	2010-04-07
82	Vojnov P.E. (paparome)¹	93	252	23	217	1923	4.415	.562	13	2010-12-01	2019-05-30
83	Belogurova K. (Katy_Ekb)¹	66	1	21	162	550	10.052	3.593	13	2008-11-27	2021-12-29
84	iglbeat (iglbeat)²³	96	75	21	217	1880	31.167	15.741	12	2012-10-19	2012-10-19
85	Proskurin Yu.N. (Xonner)⁷¹	153	95	29	359	2057	51.017	7.973	11	2018-06-23	2021-05-31
86	Maslyaev V.S. (Velmont)⁶¹	155	45	27	358	2168	131.599	42.061	11	2018-02-02	2019-07-02
87	Donskikh A.V. (Ridan)²⁸	96	71	22	223	1511	699.489	31.402	11	2012-05-09	2012-05-09
88	Grishunin M.F. (MikhailFG)⁸⁵	140	40	38	361	765	113.401	3.897	10	2019-01-25	2021-09-09
89	Polyakov S.G. (Ivanoff Alex)³¹	134	135	24	315	1700	186.940	14.537	10	2013-11-29	2022-08-19
90	Kabanets E.G. (azkaban)⁵⁴	145	43	25	333	2227	1921.730	5.246	9	2015-12-30	2015-12-30
91	Bryzgunov V.A. (lorins_)⁶¹	129	153	23	298	1121	183.010	366.226	9	2013-10-23	2013-10-23
92	Bazavluk M. (DoNotLook)⁶⁶	112	2	23	267	3153	695.452	2966.369	9	2019-07-30	2019-07-30
93	Rybkina T.V. (Rybka)³⁷	102	145	34	257	4334	107.401	18.281	9	2022-02-06	2023-02-18
94	Borisenkov D.V. (xuser)²⁶	105	166	26	240	5362	9.938	4303.812	9	2022-10-10	2022-11-12
95	Makarov I.A. (_Bkmz_)³¹	93	85	22	221	741	7.414	.499	9	2010-03-23	2010-03-23
96	Kurbanoff N.I. (Nariman Kurbanoff)³⁸	86	-14	22	199	798	203.593	141.899	9	2010-07-13	2023-01-17
97	Perfilov B.V. (B o r i s)³³	82	252	22	191	666	917.064	561.220	9	2010-03-31	2010-03-31
98	Milenkov (wqer)⁹³	148	88	49	387	2397	124.765	13.022	8	2022-12-01	2023-05-26
99	Ilyasov V. (VadimI)⁸⁸	144	148	29	354	251	24.695	.546	8	2017-03-13	2017-03-13
100	Valuev D.I. (Fiolent)¹	100	100	24	245	6895	200.286	69.243	8	2022-07-22	2022-12-20

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Involved in rating: 14227 Involved in second stage rating: 3570

Involved in rating: 14227
Involved in second stage rating: 3570