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March 24, 12:12 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	Skibskij I.V. (Floral6422)	3			7	12
2	Krivoj A.V. (_Sigma_)	1			7	12
3	Radchikova V. (Eleonora RR)	1			6	10
4	Mozhejko K.V. (YaHochuPiva)	1			5	7
5	Polyakov V.M. (rock_4)	1	1	138		5
6	Romashchenko A.N. (anastasiia.romashchenko)	1	1	1		1
7	Gavrilov A. (Sagnol)	2					ban	ban
8	Tsydenov D.A. (sql.ru)	2					ban	ban
9	aaa S.E. (WeideS__)	1					ban	ban
10	Kolesnikov (artk0-0)	1					ban	ban
11	Gadzhikhanov (Khadymmm)	1					15	23
12	Kozhinova V.A. (Starik Khinkalych)	1					15	22
13	Ganichev A.V. (anblood)	1					12	20
14	Chervov (sergeech)	1					13	19
15	Il'yasova A.S. (bbordd)	1					15	18
16	Gilyazov (vulcanix)	2					9	14
17	Tsyganova L. (LarisaTsy)	1					8	12
18	Iskhakov (dayad_sql)	1					8	11
19	Martynov (dmartynov)	1					7	11
20	Uvaev A.A. (Pompilio)	4					7	10
21	fattakhov R.M. (grandefallB)	2					ban	ban
22	Rozanova M.A. (Mar'yasha)	2					7	9
23	Bekov D.A. (dmitry_i_love_Remark)	1					5	9
24	Vasechko K.Ya. (Memnik)	1					3	9
25	Voronov (raven_bookeater)	2					ban	ban
26	Belyakov A.I. (addddddelz)	1					5	8
27	Smakota (kjbdv)	3					ban	ban
28	Bykov V. (Skotic)	1					5	7
29	Skorobogach V.M. (moonee6)	1					ban	ban
30	Kadyrova K.V. (rinx)	1					3	6
31	Kanajkin N.P. (NikolayMordvin)	2					5	5
32	Fukran R.D. (SteveHuse)	1					5	5
33	Sheptunova K.G. (Karilin)	2					4	5
34	Pen'kov D.A. (Dmitresso)	1					4	5
35	Davletshin T.M. (Rofleech)	1					3	5
36	Kast M. (MarkusKast228)	1					ban	ban
37	Dagbaev A.V. (KoStaCo)	7					ban	ban
38	Mamadnazarov S. (Parfwrest)	1					ban	ban
39	Shilyaev E.L. (Egor766)	1					4	4
40	Kononov A.P. (koKS1k)	1					3	4
41	Emel'yanov P.A. (p3s1k)	1					3	4
42	Gubenin M.A. (Yang_Doctor)	2					2	4
43	Vasilenko E. (Vslk1)	1					2	4
44	Vygodin V. (vdragon)	1					2	4
45	Feta T.A. (Duduvigd)	1					2	4
46	Nov I. (indels)	1					ban	ban
47	Pan'shina A.G. (AlexashaKim)	1					2	4
48	Zergin Z.Z. (loaqdev)	1					2	4
49	Lastochkina (0Mak0)	1					2	4
50	Nikalas P. (mcvoodoodc)	1					2	4
51	Speridonov (nikol779)	1					ban	ban
52	Shniperson (tuzenbobel)	1					3	3
53	Nurislamova (nrseleni)	1					3	3
54	Lysenko V.S. (ssquirell)	3					2	3
55	NIS I.S. (NISIlya)	1					2	3
56	Bogatyrev N.V. (BNV2873)	1					2	3
57	Khamzina N. (Nelya79$$$)	1					2	3
58	P Yu. (sh_er66)	2					ban	ban
59	Molochkov (himpluggg)	2					2	2
60	Jokhann R. (Duke-74)	1					2	2
61	Petrov G.R. (Georgykyi)	1					2	2
62	Filonenko M.V. (MariMari0)	1					2	2
63	Vakulko A.V. (VAlexandrV)	2					1	2
64	D V. (DlytexKtoPoidetSledom)	2					1	2
65	Toliev X.I. (Xurshid007)	1					1	2
66	111 (4matt)	1					1	2
67	Khomich D.L. (Tipelllo)	1					1	2
68	Cheprasov A.A. (andruwa_01)	1					1	2
69	Sokolova O.V. (Ol'ga2026)	1					1	2
70	Kiseleva P.A. (Darkness_Mori)	1					1	2
71	123 (!123!)	1					1	2
72	Ilyakhin M.A. (Max Ilyakhin)	1					1	2
73	Ivanov I.I. (pasta123!@#)	1					1	2
74	Kuz'mina A.E. (nnkkzz)	1					1	2
75	loh (pidr228_89320_22)	1					ban	ban
76	Loginova A. (AlinaL)	1					1	2
77	Samojlova (samary)	1					1	2
78	Stepash A.V. (Claffy)	1					1	2
79	Soryu A.L. (RemiliaScarlet3)	1					1	2
80	Gamirov (toxtaga)	1					1	1
81	Khasanov R. (POMAHbl4_87)	1					1	1
82	Shenknekht V.V. (senviii)	1					1	1
83	Semyonychev V.N. (Valeriks)	1					1	1
84	Kireev I.E. (Trudabur)	1					1	1
85	Loginov V. (vl69)	1					1	1
86	Ozturk O. (Ozgu_)	1					1	1
87	Ivanov I.N. (sql_for_pidors)	1					1	1
88	Nazarov (lqpsd)	1					1	1
89	Salikhov I.I. (calax)	6					ban	ban
90	Khannanov A. (sseeooyy)	3					ban	ban
91	Kirichenko M.E. (steelfighter)	3
92	Kravchenko A.S. (1MAKAS1234)	3
93	Petrov (Steamboat)	2
94	Panicheva V.D. (_Vika_)	2
95	Pyreseva A.P. (Annetush*)	2
96	Ghanathe N. (NipunG)	2
97	Samoylova A. (AngryGirl)	2
98	Charygulyyev M. (Pro100_Miki)	2
99	Indgieva V. (viteeka)	2
100	Bogach R.I. (Roma_114)	2
101	Koptel'tsev V. (selber)	1
102	Safronov A.Y. (Maddy88)	1
103	Fel'dman (Para2231441)	1					ban	ban
104	Abdulmanapov A. (Dvarik)	1
105	Artemenkov P. (39525D)	1
106	Mokroborodov D.N. (DmitryMK)	1
107	Chegrinets A.M. (rfd_Nastya)	1
108	Bredikhin M. (maxim_bredikhin)	1
109	Bitsoev E.T. (Bisotti Eduard)	1
110	Sam (Merless)	1					ban	ban
111	family_name1 (SotDeFrank)	1
112	Galyaeva O.V. (LessiDino)	1
113	D J.S. (qpakup)	1
114	Panasyuk V. (Victor_Minsky)	1
115	podolyaka (markimarki)	1
116	Sapozhnikov V.N. (Werdat)	1
117	Frenkel' (freegoal)	1
118	Avdonina K.S. (ksu08)	1
119	Komarov A.K. (Arkolotu)	1
120	Stefan O.N. (OStefan)	1					ban	ban
121	Sergei (srpnkv)	1
122	Skokov B.S. (leks$$)	1
123	Gusev A.O. (NowOrNever)	1
124	Kruglikova G.V. (lizafremon)	1
125	Falcao (Falcao99)	1					ban	ban
126	Aniskovich E. (evgeniyaniskovich)	1
127	P I.*. (IrinaPetr)	1
128	Miroshnichenko E.K. (hulk00)	1
129	Shabanov V. (ranyan)	1
130	Karpov I.E. (Karpov_Igor)	1					ban	ban
131	Kirichenko E.M. (Defender_010)	1
132	Despov D. (Despos)	1
133	R. (Wra1th)	1
134	Islom M. (fr0stman)	1					ban	ban
135	Lysykh V.K. (Usilitel')	1
136	Vanin R.I. (YodaMasster)	1
137	Guliev R.S. (CARATXXL)	1
138	Kharitonov P. (kharitonov546)	1					ban	ban
139	Shamraeva M.A. (mrusyaya)	1
140	vplle D.O. (dimasik999)	1
141	Kazaryan A.K. (Anait_Ka)	1
142	Safronov P.A. (Paulus73)	1
143	Odnokurtsev (AlFochino)	1
144	Malyarevich V.V. (kulubiaka)	1
145	Pilosyan D.O. (dianapilosyan)	1
146	Bolgov Ya.A. (YarikArmatura2006)	1					ban	ban
147	le S.E. (sedrus)	1
148	Malakhov (dimmal)	1					ban	ban
149	Andreeva (TA2026)	1
150	Karikh V.V. (vadika48)	1
151	Spitsin V.V. (Vitaly699)	1
152	Sipin D. (pandaatwork)	1
153	Velikov A.A. (JakkTR)	1
154	Goldobin E.G. (prm259)	1
155	kkk K.K. (Yulya123352)	1					ban	ban
156	Shibaev (orman)	1
157	Kuznetsov D. (d.kuznetsov)	1
158	Orlov (ktrsis)	1					ban	ban
159	Aksenov (NomenChok)	1
160	Efimenko (Ezhevika2196)	1
161	Tel'nov I.A. (ite_real)	1
162	Talkhin D.S. (Damoni)	1
163	ramzik666 (KARATEL2000)	1
164	Petrova (petrovadv)	1
165	Smirnov V.V. (Sylvodor)	1
166	Simonyan D.S. (DIANAS200111)	1
167	Martynenko A.V. (Laditops)	1
168	R. A. (Erayo)	1
169	Talankin G.S. (GeraDezer)	1
170	Kashina K.V. (KKseniia)	1
171	Gerasimov R.A. (kerxloc)	1
172	Kast M. (MarkusKast)	1					ban	ban
173	Lyzhin D. (Lyzhin D)	1
174	Fokina E.A. (mAlice)	1
175	bondyseva V.V. (viktoryviktoria)	1
176	Shugaev (Koton)	1
177	Agureeva (dushapoetkogdakluet)	1
178	Pryamosudova (dracula56)	1
179	Ivanov (V16)	1
180	e (riiji)	1
181	Volkov A. (Andrew(Shadfow_wolf))	1
182	Kazetskij (Ilya510K)	1
183	Kitov (Dovan)	1
184	Fomenko D.O. (bastix)	1
185	Haruty M. (HM1999)	1
186	F N.A. (Manchy)	1
187	Smirnova (jsmir)	1
188	Ryukhin S.A. (Daster1)	1
189	Maslov A.M. (ask137)	1
190	Mikhneva (la_ropa)	1
191	Semenov D.A. (Ty4ka_0)	1
192	Unregistered	25

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