TOP 100 at "SQL Exercises"

September 22, 08:39 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: 14338 Involved in second stage rating: 3635

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	32	56	713	2500	1925.512	2033.017	259	2023-09-09	2023-09-21
2	Filippkin D.V. (_dimon_)¹	273	32	55	707	5306	224.226	156.502	255	2023-08-02	2023-09-18
3	Doschenko V.N. (mcrain)¹	255	236	54	667	3878	2042.840	525.210	252	2022-05-15	2022-05-15
4	Kostomarov A.V. (al29)¹	256	234	38	645	3279	4333.744	2473.867	251	2021-04-17	2023-05-12
5	Kreslavskij O.M. (Arcan)¹	267	236	53	691	5467	283.896	225.498	248	2022-01-20	2023-09-21
6	Krasovskij E.A. (pegoopik)¹	268	112	42	676	4796	211.185	14.367	248	2023-08-25	2023-09-09
7	Bezhaev A.Yu. (Baser)¹	264	40	44	662	4836	283.817	347.687	240	2023-07-29	2023-09-15
8	Boiko D. (Angellore)¹	260	112	40	650	5138	5433.443	3825.743	237	2021-09-04	2023-03-20
9	Dubinskij A.V. (_velial)¹	254	57	44	648	4120	2796.148	3371.376	227	2021-02-23	2021-05-08
10	Karasyova N.V. (vlksm)¹	260	5	52	664	6291	289.395	242.855	225	2023-08-04	2023-09-21
11	Kurochkin P.A. (qwrqwr)¹	255	32	52	652	5004	257.693	164.392	211	2023-07-24	2023-09-21
12	Vyazovetskov A.S. (alex_v)⁹	231	161	23	551	4361	176.792	94.196	204	2018-05-17	2020-03-11
13	Movlyanov A.P. (Oct)⁷	235	10	29	577	1307	2353.647	2448.847	193	2017-01-23	2017-01-23
14	Sal'nikov S.A. ($erges)¹	218	206	25	540	2533	17.460	14.498	181	2015-02-02	2023-08-30
15	Kukushkin S.A. (smog)⁹	216	163	29	516	2368	1054.431	1122.181	153	2017-10-03	2023-03-01
16	Yatsuk A.A. (Faust_zp)¹	178	255	24	448	1984	137.108	108.840	137	2012-07-12	2019-02-15
17	Pusev D.V. (Pusev_Denis)¹⁷	194	178	40	483	1203	1184.690	1248.848	134	2021-04-04	2022-08-08
18	Varenikov D.M. (Dmitriy Varenikov)¹⁸	223	32	55	550	4639	5847.070	4154.678	125	2023-07-09	2023-09-16
19	Kuznetsov V.S. (herrRo)¹	163	260	23	407	1167	478.265	73.335	122	2012-02-08	2012-02-08
20	Zajtsev V.S. (Sleeping)¹⁹	214	169	27	470	5428	1410.582	1358.125	109	2023-04-18	2023-07-18
21	Grinkevich D.L. (Dmitrij Grinkevich)¹³	195	10	27	456	2059	366.921	932.343	109	2017-05-31	2023-06-13
22	Drozdkov A.N. (anddros)⁵	183	16	24	434	2244	12.269	11.091	108	2014-07-21	2020-06-05
23	Shindin A.V. (AlShin)¹	150	44	23	376	3621	409.032	777.457	99	2018-09-18	2018-09-18
24	Timofeeva E.V. (Umrikhina)¹	206	112	56	530	5618	50.665	47.237	96	2023-09-11	2023-09-19
25	Aliev R. (y4nzi)²¹	203	187	33	478	236	64.641	37.753	95	2018-01-25	2019-03-24
26	Tarasov D.B. (Gavrila)⁹	156	15	23	382	2427	150.129	99.710	95	2012-04-23	2012-04-23
27	Koptel'tsev V. (selber)²⁷	213	32	56	544	4028	2713.542	1502.527	94	2023-09-01	2023-09-21
28	Orlov M.V. (Eagleoff)⁹	143	258	23	358	952	138.345	106.466	92	2011-11-10	2022-03-15
29	Zotov P.G. (Ozzy)¹	141	-16	23	355	1412	212.217	187.364	83	2012-02-05	2012-02-05
30	Derzhal'tsev V.A. (MadVet)³	130	100	22	328	2073	142.447	99.698	81	2010-12-29	2010-12-29
31	Sigankov V.I. (vasilyvanc)³⁰	198	88	52	485	3131	128.920	47.788	74	2022-10-17	2023-07-07
32	Agapov V. (KERBEROS)¹	153	253	24	375	2409	35.484	27.703	69	2013-04-02	2013-04-02
33	Shkarednyj I.N. (Gosha)³¹	192	301	54	474	6267	2418.904	1806.418	66	2023-03-25	2023-09-20
34	Fedevych V.I. (labuch_fedev)³⁰	194	112	49	464	2893	866.410	1557.429	65	2022-02-01	2022-02-03
35	Petrov Y. (YuriPetrov)²¹	194	7	54	480	4011	63.466	24.005	64	2022-02-08	2022-02-23
36	Williams B. (BW)³¹	194	12	41	454	4001	4683.987	2394.036	63	2020-02-20	2023-07-26
37	Chebykin D. (GriGrim)²⁵	199	88	41	467	5078	815.364	380.694	62	2023-05-11	2023-06-27
38	Shaymardanov M.M. (xLiSPirit)¹⁹	172	203	34	419	2792	426.781	528.104	62	2018-05-18	2018-05-18
39	Kalinin K.A. (kalinin_k)¹⁶	146	169	23	349	391	26.146	36.659	60	2012-06-30	2012-06-30
40	Dvoryaninov V. (Valdaj)¹⁶	145	2	23	341	1499	405.400	329.316	55	2013-08-14	2022-02-22
41	Gmar' D.V. (dimervvsu)⁴¹	158	155	54	448	4138	27.502	29.958	54	2022-07-19	2023-09-20
42	Fokin A. (Vizitor )³³	177	261	41	445	2904	60.491	1133.759	52	2019-08-17	2019-09-06
43	Murashkin I.V. (lepton)¹	89	90	21	212	2188	129.322	645.720	51	2012-03-20	2022-12-15
44	Halushka B. (halushka)³³	150	35	20	355	284	131.238	58.407	46	2015-10-19	2015-10-19
45	Titovskij P.S. (kli3ma)²³	161	45	28	390	1903	27.432	17.959	45	2016-06-15	2016-06-15
46	Utyonkov M.N. (=Maxim=)²⁰	168	95	24	379	4533	46.144	11.750	42	2018-10-08	2018-10-08
47	Sysoev A.V. (Sysa)³⁸	115	174	22	248	3225	6161.689	2114.921	39	2016-09-07	2023-05-31
48	Sviridov K.Yu. (orange)¹⁹	117	-16	23	292	1591	62.127	31.081	38	2012-05-17	2012-05-17
49	Senkevich S.V. (GreyC)¹	85	-7	21	215	392	54.488	23.321	38	2009-10-06	2020-12-28
50	Seleznyov A.S. (Artyom S.)¹	82	106	21	207	444	46.050	30.368	38	2009-01-25	2009-01-25
51	Latyntsev N.G. (aks_nsk)⁴⁵	190	32	55	476	4181	37.900	7.501	37	2023-08-09	2023-09-21
52	Vakhrameev A. (WY)³⁴	164	52	25	382	1445	38.952	9.069	36	2015-01-18	2023-09-07
53	Pechatnov V.V. (pvv)¹	112	15	21	269	1992	39.988	15.512	33	2013-04-05	2013-04-05
54	Martynyuk (Wiedzmen)²¹	148	120	23	341	2189	1691.901	1692.363	32	2015-03-10	2015-03-10
55	Nikotin V.M. (@Nikotin)¹	83	4	21	209	235	7.606	3.541	32	2009-04-23	2009-04-23
56	Komarov A.N. (Shveda Saulya)⁵⁶	148	32	55	419	1310	128.607	254.509	31	2023-08-31	2023-09-19
57	Pyatiletov A. (MontaG)⁵⁴	173	12	39	403	2480	95.191	28.667	30	2019-06-30	2019-06-30
58	Pavlov A.V. (Anton)⁵⁰	176	112	49	423	6043	2084.679	1187.402	29	2022-04-08	2023-03-20
59	Nashyn E. (O.o)²³	119	2	23	281	1159	183.006	77.876	29	2013-09-13	2013-09-13
60	Zin4uk V. (Zin4uk Vadim)³³	138	103	24	332	1334	154.395	42.752	28	2014-06-24	2014-06-24
61	X D. (railgun3r)²⁸	145	104	24	343	1369	319.754	750.766	26	2014-08-16	2023-03-20
62	Mullakhanov R.Kh. (rem)⁹	85	-6	22	209	238	14.289	9.679	26	2009-06-20	2009-06-20
63	F (uff)⁵¹	170	69	31	396	1504	1067.512	952.124	25	2018-01-22	2018-01-22
64	Sivoglazov M.A. (Gaizenberg)⁵¹	151	142	24	347	801	288.357	35.424	24	2015-11-10	2022-09-14
65	Vas'kov E.V. (Johan)²	134	58	24	319	2582	543.339	1034.271	24	2013-08-16	2020-06-11
66	Sukhnev D.A. (mz)²²	125	44	23	300	2468	59.781	13.009	23	2013-05-05	2013-05-05
67	Lyubchenko V.A. (IAS56)⁶	93	84	22	226	1454	644.822	138.580	23	2010-09-14	2010-09-14
68	Anisimov D. (danilko)¹³	88	46	22	208	31	12.404	7.708	23	2009-08-12	2009-08-12
69	Egorov Yu.A. (Yury Egorov)⁴⁴	135	197	23	306	1772	19.696	13.689	21	2016-04-16	2021-03-05
70	Fajnberg M.L. (burnall)³⁶	117	185	23	274	1451	219.719	295.352	21	2013-06-05	2013-06-05
71	Golubin R.S. (Roman Golubin)³	74	4	21	181	1412	92.378	58.691	20	2009-07-01	2009-07-01
72	Kudryakov A.I. (AKudrakov)¹⁹	92	85	22	221	756	99.541	52.909	18	2010-02-05	2010-02-05
73	Suprun D. (TimonSP)⁴²	158	-17	55	424	5052	12.469	1.721	15	2022-07-21	2023-04-15
74	Azbel' E.G. (enull)⁶⁹	138	143	25	341	3439	1146.010	1004.908	15	2018-02-21	2021-01-11
75	Skorohod I. (Dracul4ik)⁶⁵	138	52	25	337	2295	707.719	584.009	15	2017-09-12	2019-09-10
76	Grishin (alvigr)⁵⁵	136	140	24	314	1095	89.590	756.898	15	2014-12-10	2022-10-14
77	Grecha (grecha)⁵³	133	185	24	308	150	8.743	1.612	15	2014-02-26	2014-02-26
78	Frolov (dr.shtopor)⁶⁶	134	148	28	339	705	306.483	49.878	14	2016-04-05	2021-03-17
79	Egorov A.B. (ABEgorov)²⁰	92	140	22	224	750	15.148	8.506	14	2010-02-26	2022-04-10
80	Nikolaenko A.V. (Shadow77)¹²	84	116	22	203	761	66.197	7.673	14	2009-09-13	2019-10-11
81	Soldatenkov Yu.S. (SolYUtor)²	71	-7	21	172	1413	18.283	4.954	14	2010-04-07	2010-04-07
82	Vojnov P.E. (paparome)¹	91	252	23	214	1923	4.394	.562	13	2010-12-01	2019-05-30
83	Belogurova K. (Katy_Ekb)¹	65	1	21	161	550	9.961	3.593	13	2008-11-27	2021-12-29
84	iglbeat (iglbeat)²³	94	75	21	214	1880	31.154	15.741	12	2012-10-19	2012-10-19
85	Proskurin Yu.N. (Xonner)⁷¹	151	95	29	356	2057	51.013	7.973	11	2018-06-23	2021-05-31
86	Maslyaev V.S. (Velmont)⁶¹	153	45	27	355	2168	131.594	42.061	11	2018-02-02	2019-07-02
87	Donskikh A.V. (Ridan)²⁸	94	71	22	220	1511	698.991	31.402	11	2012-05-09	2012-05-09
88	Grishunin M.F. (MikhailFG)⁸⁵	138	40	38	358	765	113.312	3.897	10	2019-01-25	2021-09-09
89	Polyakov S.G. (Ivanoff Alex)³¹	132	135	24	312	1700	186.918	14.537	10	2013-11-29	2023-08-17
90	Kabanets E.G. (azkaban)⁵⁴	143	43	25	330	2227	1921.682	5.246	9	2015-12-30	2015-12-30
91	Bryzgunov V.A. (lorins_)⁶¹	127	153	23	295	1121	182.982	366.226	9	2013-10-23	2013-10-23
92	Bazavluk M. (DoNotLook)⁶⁶	110	2	23	264	3153	695.429	2966.369	9	2019-07-30	2019-07-30
93	Rybkina T.V. (Rybka)³⁷	100	145	34	254	4334	107.376	18.281	9	2022-02-06	2023-09-09
94	Borisenkov D.V. (xuser)²⁶	103	166	26	237	5362	9.913	4303.812	9	2022-10-10	2022-11-12
95	Makarov I.A. (_Bkmz_)³¹	91	85	22	218	741	7.406	.499	9	2010-03-23	2010-03-23
96	Kurbanoff N.I. (Nariman Kurbanoff)³⁸	84	-14	22	196	798	203.582	141.899	9	2010-07-13	2023-01-17
97	Perfilov B.V. (B o r i s)³³	80	252	22	188	666	916.899	561.220	9	2010-03-31	2010-03-31
98	Milenkov (wqer)⁹³	146	88	49	384	2397	124.753	13.022	8	2022-12-01	2023-05-26
99	Ilyasov V. (VadimI)⁸⁸	142	148	29	351	251	24.688	.546	8	2017-03-13	2017-03-13
100	Valuev D.I. (Fiolent)¹	98	100	24	242	6895	199.582	69.243	8	2022-07-22	2022-12-20

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Involved in rating: 14338 Involved in second stage rating: 3635

Involved in rating: 14338
Involved in second stage rating: 3635