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June 09, 15:16 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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Today statistics

nLog - number of logins;
nSelEx - number of select exercises solved today;
lastEx - number of last select exercise solved;
nDmlEx - number of dml exercises solved today;
Scores - sum of points on the exercises solved today (select and dml);
numLrnEx, LrnScores - number of exercises solved today and sum of points on learning stage

No	Surname	nLog	nSelEx	lastEx	nDmlEx	Scores	numLrnEx	LrnScores
1	Fisenko P.V. (fisenkopv)	1			7	10	ban	ban
2	Gitinomagomedov (gmansur88)	7	3	47	1	8
3	Yakovlev (Dez46)	1			5	5
4	Egorchenko (AnastasiaES)	1			3	3
5	P I.*. (IrinaPetr)	4	1	77		2
6	Novikov M.R. (4upoka)	1	1	-7		1
7	ss A.S. (SashaSS)	1			1	1
8	Drygin D.D. (DanilDryg)	4					ban	ban
9	Bal'zhinimaev K.A. (iqkdjos1)	1					ban	ban
10	Tsydenzhapova Yu.B. (juliaTsy)	2					15	24
11	Tkacheva K.A. (krissttik)	2					ban	ban
12	P A.S. (marya_sova)	2					15	18
13	Pakhomov A.S. (pahomovas)	2					14	17
14	Litvinov S.L. (stalll)	2					13	16
15	Batarin K.A. (kirbat021)	1					9	15
16	Bi M.K. (salen2)	2					ban	ban
17	Lazareva (cut3vibe_omsk)	1					11	13
18	Zakharov (svyyy)	3					8	13
19	Zhukov (deSmoNd-iwnl-)	1					8	13
20	Makarova A.A. (Pinkochka)	1					7	13
21	Shpak V.P. (kvadrig111)	1					12	12
22	nikitin (Nikita1991888)	2					ban	ban
23	Vshivkov D.A. (scarly2)	1					7	11
24	Buzinova N.A. (NatashaOwl)	2					8	10
25	Igm I.S. (igm2025)	1					6	10
26	SeaGul (SeaGul)	1					8	9
27	Nikonov (Enevir)	1					6	9
28	duzeyev A.E. (Altair369963)	1					8	8
29	Kim K.S. (lumbersh)	2					7	8
30	Kpiev D.A. (pupinzalupin67)	1					5	8
31	Kolenko S.S. (Denitsa)	1					4	8
32	Lyakhovich A.A. (AndreyLyakhovich)	2					6	7
33	Kulinich I. (holop1)	2					6	7
34	Kryzechkin (Karp228)	1					6	7
35	Nikolaev M.N. (rink52)	1					5	7
36	Turlo M.A. (maksimturlo)	1					4	7
37	Melikhov V.S. (gghero404)	1					4	7
38	Semenov D.-. (Dmitry.S.)	1					4	7
39	Sultanova A.E. (nasty_s95)	1					4	6
40	Ivanova E.I. (eve.eve)	2					3	6
41	G G.G. (grishagg)	2					3	6
42	Pyak Ya. (UchAch)	2					5	5
43	Filipov (FINalina)	2					5	5
44	Rezyapov (drezyapov)	1					5	5
45	Domashov A.P. (Hausov)	1					3	5
46	Kamyshov D.N. (SlavaRossii3)	1					3	5
47	Nazarov (Neislaw)	1					3	5
48	Pozdnyakova L.N. (PozdnyakovaLudmila)	2					4	4
49	Shevyakov (caxapok174)	2					4	4
50	Wonka A.-. (Alice_Wonka)	1					4	4
51	Belyaeva (bel_kar)	1					4	4
52	DSouza R. (UveBeenRomarioD)	1					4	4
53	Mavchun A.V. (Nekit1324)	1					3	4
54	Rabdanova K.E. (hwq)	1					ban	ban
55	Shamakov (Work_work)	1					3	4
56	Saveliev I.U. (Rizruf)	1					3	4
57	Mukhambetov M. (Maxim1314)	2					2	4
58	Piotka V. (Pilotich)	1					2	4
59	Shostak (epshtejn)	1					ban	ban
60	Mi (Valentisiami)	1					2	4
61	Pottery L. (KishKotenok)	1					2	4
62	Daron (Daron_g)	1					2	4
63	Tret'yakov A. (Tolyas88)	1					2	4
64	shizik S.S. (shizoid67)	1					2	4
65	Polly (Slaughterhouse5)	1					3	3
66	Bogattsev A. (alexnikb)	1					3	3
67	Kozha (araisan)	1					2	3
68	S M.I. (Unity_one_)	1					2	3
69	Kolobovnikov B.R. (bodyan42)	1					2	3
70	Bogatyrev N.V. (BNV2873)	1					ban	ban
71	Kim T.R. (tsvyrts)	1					2	3
72	Vasil'eva A.V. (AllisaVasil)	1					2	3
73	Spesivtsev S. (serxios)	1					2	3
74	Khakimov B.S. (0511)	1					2	2
75	Alekseev A.S. (Andser)	2					1	2
76	Elekueva L. (leilale)	2					1	2
77	test (qwerty37892)	2					1	2
78	Makharadze A. (armakharadze)	1					1	2
79	Yurchenko Ya.V. (Fizmarazmat)	1					1	2
80	Simonov V.A. (Vasilij84)	1					1	2
81	Zhukov N. (sariya_)	1					1	2
82	Rozanov +. (maximilian_rozanoff)	1					1	2
83	Nik (nikvip)	1					1	2
84	Popkin I.V. (tur1ik)	1					1	2
85	Serdyuchenko E.Yu. (eserdyuchenko)	1					ban	ban
86	Torgasheva (senya_t)	1					1	2
87	Ganiyev A. (lernanto)	1					1	2
88	S (n1pron)	1					1	2
89	Vasiliev (onizuka27)	1					1	2
90	Popov (Kuningas)	1					1	2
91	Kovaleva Yu.K. (Kov@l')	1					1	2
92	Vasilenko O.S. (cherryksun)	1					1	2
93	Stasilevich K.A. (user7777)	3					1	1
94	Z (Dolto)	2					1	1
95	Lazarev D. (Scrollcer)	1					1	1
96	Atvalka N. (NadiOt)	1					1	1
97	Khomich D.L. (Tipelllo)	1					1	1
98	Stepanov (LexFrom)	1					1	1
99	vplle D.O. (dimasik999)	1					1	1
100	Petrukhova (sweedee2003)	1					1	1
101	Blinova K. (blnvk)	1					1	1
102	Q (ala4ste)	1					ban	ban
103	Malafij D. (Dorarr)	1					1	1
104	Pagin D.F. (paginxd)	1					1	1
105	Nos Ya. (yana_nos)	1					1	1
106	Sidorin T.A. (ZALLiRoG_XXX)	1					1	1
107	Savrasova (Taty01)	1					1	1
108	Spiryakova (a24)	1					1	1
109	skrynnikov A.N. ("aleks")	1					1	1
110	Belyaev (bel_iv)	1					1	1
111	Temirgali N.K. (NurTem)	1					1	1
112	Pankrat'ev A. (Parazaurolof)	1					1	1
113	Koptel'tsev V. (selber)	4
114	Zajtsev R.O. (zayrox)	4
115	Sarkis'yan G. (gennadi_s)	3
116	Anesyan A.A. (Ara23)	3
117	Kim (kima093)	3
118	Borodin V.A. (Ludoman)	2
119	Safronov P.A. (Paulus73)	2
120	Odnokurtsev (AlFochino)	2
121	Bochkova (AnyaBo)	2
122	Tlegenov I. (tlegenovv)	2
123	asd A.A. (tonyapp)	2
124	Vyazovetskov A.S. (alex_v)	1
125	Smirnov S. (hr)	1
126	Shibaev (saah)	1
127	ozimkov (ozimkov.m)	1
128	smith (boomer-24242)	1
129	Petrov N.V. (Nick21)	1
130	Vasyutkina (TanyPany)	1
131	Dontsov (BlackPot)	1
132	a A.A. (Artur1q)	1
133	eqweasdd (alexa123123gth)	1
134	Vasil'ev (Schuh4rt)	1
135	Yemelyanov (Paramon877)	1
136	Kostina (DeimosMedici)	1
137	Kobenov E. (KEZ758)	1
138	Chernyaga (olyacher)	1
139	Goj V.S. (namenlos)	1
140	Orlova S.V. (TheAlien)	1
141	Doschechkin (d0lkin)	1
142	Topilina E.V. (kat9i)	1
143	Griva G.V. (griva703)	1
144	Kira (sarrtr_)	1
145	Kidov (AlexKidov)	1
146	Romashkina J. (romashkiina13)	1
147	fioletovaya (fioletovaya2)	1
148	Lee (Haileey)	1
149	Sidenov (Dodo_pizza)	1
150	Nikiforova N.S. (Kefonka)	1
151	Kushnir S.A. (Wishmaster190281)	1					ban	ban
152	Khajrullin (rusel1794)	1
153	an_samoiloff125 (an_samoiloff)	1
154	Gutierrez D.R. (Albo8345)	1
155	Odegov A.I. (KovroLitik)	1
156	R. (Wra1th)	1
157	Kogurov V.S. (Laslo_v)	1
158	Komov S.M. (Komov S. M.)	1
159	Lyutina (ibragimliu)	1
160	Mykhaniv (INNERMI)	1
161	Lysykh V.K. (Usilitel')	1
162	Boboeva (Kiba)	1
163	Frigg (kascheyfrigg)	1
164	Stadol'nik (dr_azatort)	1
165	kaRIMsky (kaRIMsky)	1
166	Staroverova E. (Evgeniya99)	1
167	n A.N. (Fra1z)	1
168	Tulyakov A. (AlexTull)	1
169	Mankhirova S.N. (mayandso)	1					ban	ban
170	Ergonov A.G. (LexusLeha)	1					ban	ban
171	Turkova (Mashunya_007)	1
172	Agafonov I.I. (Ivan.Agafonov)	1					ban	ban
173	. (danya123456789)	1					ban	ban
174	Stytsyuk N. (natalia19930420)	1
175	Soshnikov (Deuxus)	1
176	Dev109 (Dev109)	1
177	Korzhova A.D. (korzh2005)	1
178	Desolejshn Kh. (charvelds)	1
179	Sharshenbekova N.E. (Snazira245)	1
180	hozoy Y.Yu. (yozoh)	1
181	Gabdulkhakov (Akfiashch)	1
182	Milyaeva K. (MadamSengo)	1
183	Petrova G.I. (Galina_psql)	1
184	Iminov U.I. (Ulugbek_Iminov)	1
185	AbdulKhader F. (Firaase)	1
186	Alex R.R. (AlexRedkn)	1
187	Gudelnikov S.A. (SG1328)	1
188	Fedorov A.V. (AntonF)	1
189	Murat M. (murat_mukhammed)	1
190	Tyo V.E. (Miracle-)	1
191	Stasilevich A. (AlinaStasi)	1
192	Trofimova (ntrofy2026)	1
193	M I. (Irina2026)	1
194	Ivanov N. (nick8998)	1
195	Kutlumbetov V.V. (vkutlumbetov13)	1
196	Kharitonov N. (RogueLikeLHR)	1
197	Serikkali B.A. (Beknur)	1
198	Shulakov (MegaUchenik)	1
199	Shamanova A. (Alina_as)	1
200	Maik A.L. (alinagreat)	1
201	Glukhova S.I. (lawson)	1
202	kirov (nibra)	1
203	Vojtsekhovskaya T.A. (dulges)	1
204	kozlo A. (ako123)	1
205	Treryakova D.V. (dasha_tretyakovaaa)	1
206	Bashkov E.V. (6953)	1
207	Unregistered	29

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