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March 10, 11:52 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	Lushnikova V. (LeraLushnikova)	1			5	5	3	4
2	Kad V.Y. (s108)	1	1	49		2
3	zemyk Z. (zemyk)	1			1	2	6	7
4	Krivoj V.V. (vvd_)	1			2	2
5	Polyakov V.M. (rock_4)	1			1	1
6	Martynenko A.V. (Laditops)	1			1	1
7	Agieva L.F. (babylil)	2					22	33
8	Pushkarenko K. (shtstrrr)	1					ban	ban
9	Bal'druev R.S. (wdfromclash)	1					ban	ban
10	Dmitriev I.N. (evashkaa)	3					15	25
11	Kolesnikov (artk0-0)	2					15	24
12	Fokin Yu.R. (fokkamazeweru)	2					ban	ban
13	Bugrov G.Yu. (JPJkrogigiv)	2					15	21
14	Erykalin A. (JAKIBS)	1					ban	ban
15	Makeshova M.E. (Majram)	4					12	21
16	Amirkhanyan (Mune)	3					15	19
17	Jokovic (a0zrzr7)	2					15	18
18	Kashin A.D. (Alkashh)	1					10	17
19	Motylyuk V.E. (Vlammm)	1					12	15
20	Bratkovskaya (A.Bratkovskaya)	2					10	15
21	Shachlar (sdfe)	1					7	13
22	Siyanko D.S. (Danil Siaynko)	2					9	12
23	Nigmatullin (_MRluch_)	1					9	12
24	Latushkin I. (ledanbio)	2					7	12
25	Kirpichnikov I. (kirp777)	2					9	11
26	Magdanova E. (magdanova)	2					7	11
27	Cherdakov (zcherdakov)	2					6	11
28	Kolpaschikova (ruflufy)	1					6	11
29	Tel'nov I.A. (ite_real)	2					6	10
30	Kalibekov M.R. (Sardon)	1					7	9
31	maksimov N. (tihiyH)	2					5	9
32	M (Vision Bleak)	1					5	9
33	Nov I. (indels)	1					ban	ban
34	Vasechko K.Ya. (Memnik)	1					5	9
35	Barakhovich D.V. (dima barakhovich)	1					5	9
36	Shekhovtsev (leoShekh)	2					6	7
37	Vosvilov N.Yu. (myxar)	1					6	7
38	Moroz A.I. (frostanast)	1					6	7
39	Bykov A.G. (un11ka)	1					6	7
40	Sharapanov R.Ya. (klemira)	1					5	7
41	Petrenko N. (Natalia Petrenko)	1					4	7
42	Kon'shin N.Yu. (gkgkg)	1					4	6
43	Gamynin N.V. (ngamynin)	1					5	5
44	Otradnova S.V. (gloomeries)	1					3	5
45	Sadykov (lakeap)	1					3	5
46	God E.V. (sql_god22)	1					4	4
47	Larin M. (ZavulonPrime)	1					4	4
48	Gorokhova A.G. (aina_gr)	1					3	4
49	Yurchenko (key84)	2					2	4
50	Jay T. (jayteaisme)	2					2	4
51	Vasil'eva A.S. (Anna.bet)	1					2	4
52	Ogneva (Badanyushik)	1					2	4
53	Khamidullin I.A. (kuchiglita)	1					2	4
54	negi S. (sonumonu120489)	1					2	4
55	dfdfs A.A. (muku1010)	1					2	4
56	Cheprasov A.A. (andruwa_01)	1					3	3
57	Pan'shina A.G. (AlexashaKim)	1					3	3
58	Panicheva V.D. (_Vika_)	1					2	3
59	Pakkanen (Antti_Pakkanen)	1					2	3
60	Oks (kir_oxx)	1					2	3
61	Lo (alex_kiddo)	1					2	3
62	Gavrilyuk A. (amongsul)	1					2	3
63	Vine11 (Vineblooded)	1					2	3
64	Malakhov (dimmal)	1					ban	ban
65	Strajkin D.E. (113Strike113)	2					2	2
66	123 1. (Yamamoto)	1					2	2
67	Malik K.N. (Kamomg)	1					2	2
68	Bogdantsev A.V. (Gudnes)	1					2	2
69	Bogatyrev N.V. (BNV2873)	1					2	2
70	. .... (reyq)	2					1	2
71	Petukhov M. (mpetukhov)	2					1	2
72	Gud (Zenitsa)	1					1	2
73	Akhmetshin A.F. (A.SkyLink)	1					1	2
74	Dimitrov V.M. (vencid)	1					1	2
75	Grebe P. (p1kers)	1					1	2
76	Afanevich E. (Ketra)	1					1	2
77	Kozlova (SovaaaQ)	1					1	2
78	Chursin S. (ser_chur)	1					1	2
79	Petrov V.V. (petsv)	1					1	2
80	Shemyakov D. (happy_d)	1					1	2
81	Ryavkin A. (Aanatolich)	1					1	2
82	Franu F.N. (Franu)	1					1	2
83	Davlatov I.M. (Leiurus)	1					1	2
84	Kondrashova D.V. (Dashhh13)	1					1	2
85	Mmm I.M. (Bcc1177)	1					1	2
86	Pushkarenko K. (ksensennn)	1					ban	ban
87	Pridanov A.A. (Bloodbubbles)	2					1	1
88	Klyavlin V.S. (laliawe)	1					1	1
89	Lobanova M.L. (lobanovamariya)	1					1	1
90	Pyatkova Yu.V. (Yuksik)	1					1	1
91	Sargsian (Kira_1004)	1					1	1
92	Nizhnikov (RayBr)	1					1	1
93	Novitskaya (Katinn)	1					ban	ban
94	D V. (DlytexKtoPoidetSledom)	1					1	1
95	Marichev S.G. (rouch3141)	1					1	1
96	Odnokurtsev (AlFochino)	3
97	Bhodekar N.T. (Nukul Bhodekar)	3
98	Shevtsov K. (KonstantinXL)	3
99	Koptel'tsev V. (selber)	2
100	M (Ziz)	2
101	Safaralieva U.N. (queenss)	2
102	Sheware S.R. (S@n@)	2
103	Chervov (sergeech)	2
104	Shvetsov D.Sh. (DanechekSw)	2
105	Abasov V.E. (caspik)	2
106	Delolio N.A. (Corvus Corax)	2
107	Koryakova (Prosto Mariya)	2
108	Depp (optimum_pr1m)	2
109	Limanov D.A. (den81)	2
110	Shibaev (saah)	1
111	Kurochkin P.A. (qwrqwr)	1
112	Petrov N.V. (Nick21)	1
113	Karlov (deseerru)	1
114	Kolesnik K. (xenakoles)	1
115	Komarov A.N. (Shveda Saulya)	1
116	Ivanov I.I. (vlad91)	1
117	Plotnikov R. (Saverum)	1
118	Saez C. (cristian_gato_2)	1
119	Shakya Y. (yojanshakya)	1
120	Salnikov (SalnikovDE)	1
121	Ivanov V.A. (Blaze54)	1
122	Klimachev A. (AngryFriend)	1
123	Gavrilov V.O. (vado25)	1
124	Khajrullina L.A. (Kanatokhodets)	1
125	Pershin V.I. (sorryttv)	1
126	Dzhekatov (NSamurai)	1					ban	ban
127	Pantin I.M. (Darrix)	1
128	Pyreseva A.P. (Annetush*)	1
129	Klishkov M.N. (Rover09)	1
130	Karnachev S.L. (mrSergei)	1
131	fioletovaya (fioletovaya2)	1
132	Zaichenko M.E. (Makson4ikppcp)	1
133	Velichko (MikhailVel111)	1
134	Romanov V.A. (vrinc)	1
135	Prakop V.V. (VladPrakop)	1
136	Magomedov M. (Mur$)	1
137	SH (sharp007)	1
138	Khomich D.L. (Tipelllo)	1
139	Aniskovich E. (evgeniyaniskovich)	1
140	Balakin V. (G_Xian_00313)	1
141	P I.*. (IrinaPetr)	1
142	R. (Wra1th)	1
143	Novikov M.R. (novikov2050)	1
144	Shebnev (si.shebnev)	1
145	Martynov A.A. (AlexMartynov2025)	1					ban	ban
146	masha-fat@yandex.ru (masha-fat@yandex.ru)	1
147	Moiseev R.T. (Ruslan135)	1
148	Lysykh V.K. (Usilitel')	1
149	Kostin S. (Serg10_88)	1
150	arstars (bfc)	1
151	Kislyakov D.V. (EggDestroyer)	1
152	Gregory (Really_cool_boy2000)	1					ban	ban
153	Velichenkov D.A. (Galotane)	1					ban	ban
154	Kassym-Ashim G. (guldana2007)	1
155	jj (evgenyyyya)	1
156	Safronov P.A. (Paulus73)	1
157	Yushina A.N. (Student63)	1
158	Lysakova (Svet Amur)	1
159	Chunarkar O.A. (om_1217)	1
160	Kon'kov G. (garrykonkov)	1
161	Ershova V.V. (vera1507)	1
162	Golubnichaya D.R. (DariaGol29)	1
163	Leonov D.V. (xannnnn)	1
164	Savvateev (YanarCL)	1
165	Nanava D.B. (1ucky_Num83r_13)	1					ban	ban
166	Spitsin V.V. (Vitaly699)	1
167	Bakhytzhanuly A. (Bakdaulet777777)	1
168	Shapareva (hdghg)	1
169	Edil D. (domekano)	1
170	Charntsev E.V. (skillbem)	1
171	Gorbatenko A.Yu. (merd)	1
172	ironkrendel (iron_krendel)	1
173	Talkhin D.S. (Damoni)	1
174	ramzik666 (KARATEL2000)	1
175	s1np3xx (s1np3x)	1
176	Orekhov L. (lyo)	1
177	Tulyakov A. (AlexTull)	1
178	Taroyan (lkasjdfh)	1
179	Saprykin A.A. (Asaprykin5)	1
180	Mel A.Y. (Alwertq)	1
181	Pozdnyakov N. (K0F1ST)	1
182	Osipov A.A. (AlexL2000)	1
183	Smirnov V.A. (vla___d)	1
184	Petrova (petrovadv)	1
185	Prokof'ev A.O. (Artem123414)	1
186	Smirnov V.V. (Sylvodor)	1
187	Voronov (raven_bookeater)	1
188	Golubnichij D.Yu. (DmitriyGolubnichiy)	1
189	Ryabukhin O.D. (leekich)	1
190	K D.I. (LK_)	1
191	Uzhakhova (valllllles)	1
192	Tischenko R.V. (Rarrion)	1
193	Repchenko V.S. (_vitalik_)	1
194	Zajtseva (MZay)	1
195	Antonova M.A. (gutalinovna)	1
196	Ivanov (ruslan180101)	1
197	Gals J.A. (GG13)	1
198	yu R.A. (spersfd)	1
199	Dudarov R.I. (Rusikjun)	1
200	Tukhtasinov T.R. (dyinnetwork)	1
201	Popudaev A.I. (marshall174)	1
202	Mo C.M. (koenig1)	1
203	Sabirov F.T. (FARION13)	1
204	Ivanova (nat_2323)	1
205	Shenknekht V.V. (senviii)	1
206	K A. (akk0-0)	1
207	Ekimova D.R. (Dina Ek)	1
208	Klyuev (0h3r8)	1
209	Unknown (Senlon)	1
210	Avdyunina V.D. (Ruibing)	1
211	Unregistered	23

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