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December 18, 13:42 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	Odnokurtsev (AlFochino)	1	2	7		3
2	M (DanilM2304)	1	1	-2		2
3	Zaslavskaya S.V. (jj227)	2			2	2
4	fioletovaya (fioletovaya2)	1	1	27		1
5	Molotkov N. (nikhammer)	1			1	1
6	Tiunova Ya. (YanaTiunovaa)	1					ban	ban
7	Sotnik A.V. (arb1z)	1					ban	ban
8	Stepanov D.S. (is_d.s.stepanov)	1					15	23
9	makarova R.R. (makarych production)	1					13	22
10	Surkov (El_Surkov)	2					15	19
11	Silkin G. (Georgyy)	1					14	17
12	Zinnatulin R.M. (Snuf_210)	1					15	16
13	Kiryanvoa (Nicolala)	1					9	15
14	Petukhov D. (DmitryData)	2					10	14
15	Maharramov A. (Maharramov)	2					10	13
16	Sychev (Kaysen)	2					8	12
17	Khmelev A.E. (KhmelevAE)	1					6	12
18	Unshchikov (serega1986)	1					7	11
19	Volodina (ssmlkkm)	1					6	11
20	Vasyukhin (Mr.V.)	4					6	10
21	A M.A. (MichaelAwari)	1					6	10
22	Denisov N.A. (colorized!)	1					6	10
23	Davletov (Timur99)	1					5	9
24	Ripov (kollopolo)	1					7	8
25	Il'ina V.A. (oksanaveronika)	3					5	8
26	Kerezhe I.D. (banan1)	1					ban	ban
27	Shipilo M.V. (Zik)	1					4	8
28	Mart (Zenward)	4					6	7
29	Kibirev (STAR"blu)	2					6	7
30	Anatolij A.Q. (lopiromit12903432)	1					4	7
31	Serikbaev U. (Voin)	1					5	6
32	Kayanovich A. (ArtemKaMMF)	2					4	6
33	Yablonskij A.V. (Popivayuchayok)	1					3	6
34	Chuprugin V.V. (Vlad_Not_Null)	1					3	6
35	? (acdncpac)	1					3	6
36	a B.V. (ZaqZ22)	1					ban	ban
37	Levaev (makWalker)	2					5	5
38	Medvedev E.V. (zhe_7)	2					5	5
39	Porolonov P. (Dizel')	2					5	5
40	Andrew A.A. (asdqwe12)	1					5	5
41	Efr I.I. (vanyadb)	2					ban	ban
42	Belyaev E.V. (Ressonanse)	1					4	5
43	Skibskij I.V. (Floral6422)	1					4	5
44	Gershuk (blit9)	2					3	5
45	Orlova A.V. (Sasha520)	1					3	5
46	- -.-. (Dimas911)	2					4	4
47	Rashid E.E. (El'zana)	1					4	4
48	Gir V.A. (Vasiliy_Gir)	1					4	4
49	T V. (VladimitT)	2					2	4
50	Rasko A.G. (ArtemRasko)	1					2	4
51	Sadykova K. (sensou)	1					2	4
52	Schegolyaev M.M. (rakamchyam)	1					2	4
53	Yuzhakova K.O. (sini)	1					2	4
54	Kazusev (Iordan)	1					2	4
55	Buriboev D.B. (DBahromovi4)	1					3	3
56	Pikuleva (kessedey)	2					2	3
57	Lebedev V. (Lebedev_VV)	1					2	3
58	Reutov A.S. (Encore_e)	1					2	3
59	Kutsevich K.A. (kksusha)	1					2	2
60	Kuz'menkov (Kuzne4ik)	1					2	2
61	Finogeev M. (MaxFinog)	2					1	2
62	Makaev A.R. (AQAMAR)	2					1	2
63	Buraevskaya A.O. (Alexandra Buraevskaya)	2					1	2
64	Islamov R. (IsakRome)	2					1	2
65	Kamenev M. (mihail_kmp)	1					1	2
66	Panicheva V.D. (_Vika_)	1					1	2
67	Sedov A.D. (SanchoPanch0)	1					1	2
68	Ch V.Yu. (Kusik)	1					1	2
69	telescopeanalytics (telescope111)	1					1	2
70	Komov S.M. (Komov S. M.)	1					ban	ban
71	Bujko S.A. (Sofia06062007)	1					1	2
72	Annageldiyeva G. (Annageldiyeva)	1					1	2
73	Dashkevich E.S. (Eseniya2503)	1					1	2
74	Dubrovskaya D.D. (dubrovskayaa)	1					1	2
75	Kanunnikov P.V. (Inoj777)	1					1	2
76	Tokarev D.S. (dESYa)	1					1	2
77	Pepsi (pepsi123123)	1					1	2
78	iouoiuoiu (dormidont1414)	1					1	2
79	Efendiyeva R.E. (efr17072004)	3					1	1
80	Ruzanov M.V. (m1shanya)	3					1	1
81	Zhukov L.A. (Lev31082001)	2					1	1
82	* I.S. (Irina80)	1					ban	ban
83	Goncharuk E. (LenaGonch5)	1					ban	ban
84	A K.D. (test18231)	1					1	1
85	Sh J.A. (janch)	1					1	1
86	Belyak (TheTester)	1					1	1
87	Saranchin (torvalds72!)	1					1	1
88	Meleshko K.A. (melkseniya)	1					1	1
89	Klevtsov D.S. (wirtz)	1					1	1
90	Mikhailov V. (sisyphus)	6					ban	ban
91	Mikhajlov A.A. (Randei)	2					ban	ban
92	Ul'yanov V.A. (Vasilij_Aleksandrovich)	2					ban	ban
93	Dolgikh V.D. (fisheryy)	2
94	Kholodov D.S. (Achiveman96)	2
95	Dul'yaninov V.A. (dwil1358642)	2
96	Kholkina (dimayulia)	2					ban	ban
97	Savel'ev I.V. (miracle_0_0)	2					ban	ban
98	Zhilokov A.O. (Alim77707)	2
99	Greenteko I. (ahillisima)	2
100	Eskuelin (Fineamer)	2
101	sharova (ul_sharova)	2
102	Doronin S.A. (sergirus)	2
103	Bezhaev A.Yu. (Baser)	1
104	Krasovskij E.A. (pegoopik)	1
105	Koptel'tsev V. (selber)	1
106	Polyakov V.M. (rock_4)	1
107	Kucherov A.A. (Arahnid)	1
108	Rusaleev M.A. (RSMX)	1					ban	ban
109	Rain L.R. (Liricko)	1
110	Master_burger (Burger_master)	1
111	qwee (Expro951)	1					ban	ban
112	Krapivnitsa (Krapiva)	1
113	yakov (yakov19961)	1
114	Begashev A.O. (Ierihon)	1
115	V. A. (BewitchedBySycorax)	1
116	Alex (l_a_m_p_a)	1
117	Cherkasova A.M. (Alomidro)	1
118	Yakshin I.V. (ivan_y)	1
119	mani (mk007)	1
120	Ivanov (SilverLight)	1
121	Korotchenko V. (Victoria_K)	1
122	Vlasov E.N. (setlerok)	1
123	Vorob'ev N.A. (Nick10101)	1
124	Semenov A. (tapw1st)	1					ban	ban
125	Domaschenko M.D. (marysempd)	1
126	Kholkovskij E.A. (Ennn)	1
127	PartyKirby (KirbyParty)	1
128	Vbbbb (Alex_SV56)	1
129	Gonchar S.B. (barracudas)	1
130	Betin A.V. (betin.orig)	1
131	Osipov M.N. (Maksim22)	1
132	Tsvetkova A. (equiwe)	1
133	Vezhnovets E.V. (Lielik)	1
134	Kashaev S.V. (sergudok)	1
135	Karnachev S.L. (mrSergei)	1
136	Aro E.F. (Ekaterina Araud)	1					ban	ban
137	Klevtsov D.D. (Klevtsov_Dmitry)	1
138	Gorodnichev (Viktor G)	1
139	Markova (Irena280880)	1
140	Najik (Najik7)	1
141	Gerasimov D.G. (Khmurin'yo)	1					ban	ban
142	Stolyarov A.S. (ArtiWell?\_(?)_/?)	1					ban	ban
143	Kolomin A. (valanchik)	1
144	Sarkis'yan G. (gennadi_s)	1
145	Rudakova (goga456)	1
146	Skokov B.S. (leks$$)	1
147	Ivanov (userTest1)	1
148	Efimov R.A. (Roman_ef)	1
149	Ravillov R.R. (TheFastesyMan)	1
150	Borodulina A.N. (ruannik)	1
151	Pogalov S.A. (Sergej Pogalov)	1					ban	ban
152	L A.V. (avl_vlad)	1
153	Kudryashov M.S. (Logan21)	1
154	Kulik E.Y. (pl.sinner)	1					ban	ban
155	R. (Wra1th)	1
156	Pligin S. (Hanawa)	1
157	Lutfullina (Katia_Lutfullina)	1
158	Maratov O. (spoer)	1					ban	ban
159	Lysykh V.K. (Usilitel')	1
160	Lukyanov (IliyaLukyanov)	1
161	Shilovskijj S.N. (Pandagrey2711)	1
162	KOSS (Anastos)	1
163	Vedrentsov B.S. (Zero.Sat)	1
164	ch (yozef)	1
165	John (yakovleval123)	1
166	Verbenko (Juravero)	1
167	Vinogradova E. (-Helen-)	1					ban	ban
168	Fomin (FomaNew)	1
169	Abramov V. (Vitaminez)	1
170	Levakhin M.I. (real_groove)	1
171	Karpenyuk (mrak_mk)	1
172	Zenov K.D. (kirillzenov)	1
173	Belyavskaya M.I. (Maria101106)	1
174	Lukinich Ya.I. (yaroslavvv)	1
175	Shejdak A.V. (sheidaknastya)	1
176	Lozko M.V. (maksss1k)	1
177	Shapran K. (Tech')	1
178	Nur M.S. (Madikown7)	1
179	Ponomaryova E.A. (Kotyusha)	1
180	Saipov B.D. (ACE EVANS)	1					ban	ban
181	Dasheeva N.S. (Lillark)	1
182	Romanova K.M. (kir_kat)	1
183	Sturchenko A.V. (sashkkkaa)	1					ban	ban
184	Bondarenko D.K. (kartoshkarr2)	1
185	Vejs D.S. (iploxzlox)	1					ban	ban
186	Markov P.P. (p_parlament)	1					ban	ban
187	Kuznetsova K.V. (marquese03)	1
188	Volgapkin L. (levvo)	1
189	Klenin (kostyllSQL)	1
190	Perskii (MarkusBrown111)	1
191	Utegenov T.-. (Tima6546)	1
192	despinfair (despinfair)	1
193	qwe Q.Q. (3301ex)	1
194	Kurilko E. (kurilego)	1
195	Puzanov (na1kone)	1
196	Bespalov V.S. (Chopick)	1
197	Petrachkov (exely)	1
198	vikela (Vikela)	1					ban	ban
199	K E.K. (CakeForKit)	1
200	Fedotov A. (warriorpacis)	1
201	Kashnikova K. (baksy)	1
202	T-n V. (tycho_b)	1
203	Ag V. (Vl_78)	1
204	Skutin I. (Coder92)	1
205	fattakhov R.M. (grandefallB)	1
206	Politov P.V. (Avilon777)	1
207	Chen (Chen.v.v)	1
208	Isaev I.S. (Menru)	1
209	Bazhanova (lilulv)	1
210	Mogushkova F.M. (mgfatima)	1
211	Deulin I.A. (Greyhan)	1
212	Eliseev D.E. (Denelis)	1
213	Rekalo A. (rekalo_alina)	1
214	Potapovich I.V. (Ioann_P)	1
215	mezhev D. (legolas666)	1
216	Chernov D. (Diamond69)	1
217	Katalonets A.N. (Catalonec)	1
218	Evdokimov N.B. (Mrakoborets)	1
219	Tsaryova Ya.A. (KooYan)	1
220	A (link1)	1
221	Soboleva A. (Sobol0922)	1
222	Laryionava (consolka)	1
223	ore D.-. (diammx)	1
224	Zakusova A.A. (allyonchik7)	1
225	Shimanovich I. (ina_sh)	1
226	Baryshnikova M.S. (Mary_Bary940301)	1
227	Unregistered	20

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