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July 21, 16:57 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	Solomentsev (DenisC)	1			14	17	3	5
2	Likhanskaya A. (MissTics)	1			10	11	15	20
3	Odnokurtsev (AlFochino)	1			2	6
4	Shibaev (saah)	1	1	44		2
5	Muthukrishnan A. (Agal13)	1	1	5		1
6	Ivanov A.E. (AlexIvanov1981)	3			1	1	1	2
7	Paltseva K.K. (ksuply)	4					22	29
8	Patil T.N. (Tanay070607)	1					ban	ban
9	Birin (Pirogoglot)	3					15	18
10	Bustonov N. (nara6226)	2					15	18
11	Zivkovic B. (themessiofleague)	1					15	18
12	Glazunova S.I. (Sof'ya Glazunova)	1					15	18
13	Olamiai (Nikita12367)	1					15	18
14	Piotka V. (Pilotich)	1					ban	ban
15	Aliyeva N. (Nabi0906)	1					12	15
16	Kartashov E. (Eu_etc)	3					11	14
17	kavta S.K. (kavtkavt)	1					11	14
18	Ahunova (Lita8)	1					11	14
19	Merkulov (Lesan)	1					7	12
20	Dumpala A. (Akhil.d)	1					7	12
21	Trufanov A.A. (wheele)	2					9	11
22	REznikov A. (Kishtim_sila)	2					8	11
23	Korotkevich I.A. (somnambula)	1					8	11
24	Glebov S.D. (Ps1nu5)	1					8	11
25	Nair V.S. (venior)	1					7	11
26	Folomeev (Cap1568)	1					6	11
27	Iatkin (MIhey_70)	1					8	10
28	Rytkov V.A. (Creper_f)	1					6	10
29	Yashina (T.777)	1					7	9
30	Go G.G. (greegory)	2					5	9
31	Andronov D.A. (kr4nder)	2					5	9
32	Kuznetsov (Serg0Moiseich)	2					7	8
33	Polyakova V.M. (Roni0x)	1					7	8
34	jaunjal K.Y. (kishorj)	2					ban	ban
35	piopio5 (piopio5)	2					4	8
36	Haciyev I.A. (Ismayil)	2					ban	ban
37	Egorov S. (segorov)	2					4	8
38	Petesheva (Yung Satan)	1					4	8
39	Ivanov (xdout)	2					6	7
40	Strogonov M. (maxstrog)	2					6	7
41	Malikov A.A. (Ara2002)	1					5	7
42	Azimov (magamaga)	1					5	7
43	sharova (ul_sharova)	1					4	7
44	ivanov (peedoorass)	1					5	6
45	Bogatyrev N.V. (BNV2873)	1					ban	ban
46	Makarov K.S. (Konstantin28)	1					4	6
47	Bochkova (AnyaBo)	3					3	6
48	G A. (anna_tutta)	1					3	6
49	Isaev (Isay)	1					3	6
50	Titov (Kotoday)	2					5	5
51	Simakov D. (simadima)	2					5	5
52	Knyazeva M. (Militina)	2					5	5
53	rr (N S T)	1					5	5
54	Konovalova A.M. (Lummie)	1					5	5
55	Rudakova (maryzi13)	1					3	5
56	Usikova (Ya.)	1					3	5
57	Voronov R. (edemr26)	1					3	5
58	Nhane S.M. (Sujal)	1					3	4
59	Yeole V.P. (vedika123)	1					3	4
60	Perevozkin (emaevsemae)	2					2	4
61	Boyarintseva E. (eleonbor)	1					2	4
62	Kuznetsov M.S. (m0xy4)	1					2	4
63	Vor (Daschutka)	1					2	4
64	Bunaev V.V. (ineedluv)	1					2	4
65	Timofeev S.S. (Alexey1111111)	1					3	3
66	Anait A.A. (pau44o)	3					2	3
67	Petrushin V.S. (Moraiv)	1					2	3
68	Daron (Daron_g)	1					2	3
69	Lobkovskij R.S. (Roald)	1					2	3
70	solich (vlad solich)	1					2	3
71	Rukavitsyn A. (DillianSky)	4					2	2
72	Gauert (Evgeng)	2					2	2
73	mr (komaru)	1					2	2
74	Aleshina V. (Viktoriya0611)	1					2	2
75	Kozhukhova E.S. (ElizavetaKozh)	1					2	2
76	Novikov A.N. (Takuan)	3					1	2
77	Gizatullin (air_gizatullin)	2					1	2
78	Zubkov D. (Dm54)	2					1	2
79	Shil'chenkov M.A. (msmshilchenkov)	2					1	2
80	Filch A. (ArgusFilch)	2					1	2
81	Woland (Wolandd)	1					1	2
82	T. (Tovarisch)	1					ban	ban
83	Konovalov (Areksei)	1					1	2
84	Dogadov S.V. (Serzho)	1					1	2
85	Tsimerman (Ilyac2001)	1					1	2
86	Berezovskaya D.V. (dashaeverafter)	1					1	2
87	Kudryavceva (pgadmin)	1					1	2
88	Assembayev D. (Soulmat4)	1					1	2
89	Murat M. (murat_mukhammed)	1					1	2
90	Antonova (Elena_No)	1					1	2
91	Semenov (asv_1)	1					1	2
92	alex (alex2228)	1					1	2
93	Sayyan V.R. (Vah_666)	1					1	2
94	gusarov I. (lllia)	1					1	2
95	Dharmik N.L. (Nihira)	1					1	2
96	Mikhajlova V.P. (veneragret)	1					1	2
97	Shevko A. (neyana)	2					1	1
98	Shaikh (Angy33)	1					1	1
99	Kochnev (Tiponick)	1					1	1
100	Zhirnova A.A. (Alisik)	1					1	1
101	Fedotov A. (Amaterasu111111)	1					1	1
102	Muravenko (Deformater)	1					1	1
103	Levin Yu.A. (pdestroyer)	1					1	1
104	Matsievskij S.E. (SAMMON)	1					1	1
105	b B. (bekzatb)	1					1	1
106	Bazin A.A. (Wiwalde)	1					1	1
107	Almamat (amir4ik951)	10
108	Krasovskij E.A. (pegoopik)	4
109	Makhamkhanov A. (Amir85reg)	4
110	Anisimov (ArturenciA)	4					ban	ban
111	Zivkovic (eLoper)	3
112	Ponomarev M.P. (MatveyF)	3
113	Kuu B.R. (buipuibui)	3
114	Kolbasov (koolbasov)	3
115	Kartashov E.M. (Evgeny_Kart)	2
116	Netyaga S. (sweta_Net)	2
117	Timofeev V. (PistonSQL)	2
118	Sarkis'yan G. (gennadi_s)	2
119	Modala V.S. (Vuha)	2
120	Sharshenbekova N.E. (Snazira245)	2
121	Amr (Amr132)	2
122	Lipatova A.V. (nastya228228)	2
123	bobr_kurwa (bobr kurwa)	2
124	Koudriavtseva (Larissa)	1					ban	ban
125	Williams B. (BW)	1
126	Kurochkin P.A. (qwrqwr)	1
127	Evlanova (Kate_E)	1
128	Zagorul'ko E. (Helen@)	1
129	Sigankov V.I. (vasilyvanc)	1
130	Petrov (Steamboat)	1
131	temp L.E. (testostiron)	1
132	Lavrinovich (Lavrik_2600)	1
133	ya.alex-m-90 (ya.alex-m)	1
134	Talip (Tanzilia)	1
135	Tyts tyts tyts T.A. (slon1990)	1
136	Evstaf'ev D.A. (Redis22)	1
137	Protsko M. (arhast)	1
138	Nastya N. (NastyaZaika)	1
139	Nazyrov R.R. (Davel)	1
140	Garasev (bibonga)	1
141	Fedosov Y. (Coput)	1
142	Ivanov I.I. (vlad91)	1
143	Sidorov (abuyakov)	1					ban	ban
144	Scherbakov S.A. (mnlght)	1
145	Grishin S.A. (RostoF)	1
146	Viktorov M.M. (mihahahan23)	1
147	Plechkov (s.plechkov)	1
148	Haroshka M.V. (NickView)	1
149	Eperina A.M. (Olllo)	1
150	Tkachenko D. (_GUERNIKA_)	1
151	Ivanenko A.D. (alex_dikiy)	1
152	Burov (incredible93)	1
153	Shikov V. (Viktor_TG)	1
154	Skuratov S.A. (skuratov-sa)	1
155	Strukov (StrukovSA)	1
156	Khleborodov A.L. (Om_NoM)	1
157	Plamenevskiy N. (Nevsky_)	1
158	Iv (Angielina)	1
159	Tamoev M. (Markus.)	1
160	Kalinina (ricalii)	1
161	Kolpakov (VJiQ)	1
162	Cherepanov (winter64)	1
163	ss A.S. (SashaSS)	1
164	Revenko M.A. (CptDisturbed)	1					ban	ban
165	Finaeva V. (Valeriya_F)	1					ban	ban
166	Sokolov (zelenogrodov)	1
167	Polyakova A.O. (_alexa_poll)	1
168	Khokhlov (TermiDD81)	1
169	Pya A. (mamka2p)	1
170	Rastorguev (SnegopadLa)	1
171	Odegov A.I. (KovroLitik)	1
172	R. (Wra1th)	1
173	alex A.A. (alex44455)	1
174	Malyukova S.A. (murmurson)	1					ban	ban
175	Komov S.M. (Komov S. M.)	1
176	Araev E.N. (indrE)	1					ban	ban
177	Lysykh V.K. (Usilitel')	1
178	Kudriavtseva K. (Wolfyk17)	1
179	Gomez I.G. (Iaaan)	1
180	Zorkin A.M. (SpamAttack)	1
181	Mikhal'chuk (M.mihalchouk)	1
182	M (ikRya)	1					ban	ban
183	Ivanov (qwertghjjj111)	1					ban	ban
184	Leonov D.V. (xannnnn)	1
185	Kurkin T.S. (KTS1995)	1
186	Trushnikov M.N. (chajan)	1
187	Ismailov R.I. (_JobNob_)	1
188	Duisenbayev (3UMF)	1
189	Kagarmanov K.E. (krispy_snickers)	1
190	Ganiyev A. (lernanto)	1
191	Stasenko S.E. (Stavislav)	1
192	Marushevskij M.S. (Selezen.x55)	1					ban	ban
193	Scherbakova M. (Leveret123)	1
194	Komissarova E.A. (guccigova)	1
195	Saperov S.V. (s4per)	1
196	ZH K. (KOKS1996)	1
197	Sleptsova E.S. (sideriches)	1
198	Abdulov F.N. (FuadSQL)	1
199	Teryokhin A. (ALEXEY243)	1
200	klimova (kem_171)	1
201	Savchenko V.P. (Vladislav11111)	1
202	Vezhnovets D. (Vere)	1
203	Dumpala A. (Akhil d)	1
204	Gurav K.A. (Kunjangurav20)	1					ban	ban
205	Sema S.A. (saama)	1
206	Bulgakov M.A. (MatthewFl)	1
207	Gept A.V. (arthurgpt)	1					ban	ban
208	Berseneva T.M. (Bersa_3785)	1
209	487 (487)	1
210	Sulejmanov T.A. (hellcat_88)	1
211	Kim D. (DkimsonSQL)	1
212	Lavrovskaya A. (Dreamcometrue)	1
213	Kovalyov O.A. (OK_wwz)	1
214	oliv A.V. (NiktiaAlina)	1					ban	ban
215	Kamydo V.O. (Nika14)	1
216	Tskhondia M. (MeryemTskhondia)	1
217	Zaikin B. (Dr1mzz)	1
218	Panch (Panch1)	1
219	Isk I. (iskilmakh)	1
220	Matroskin K.F. (PseudoNim1)	1
221	Kaz'mina (feliz_G)	1
222	Kukuruza M. (tqswp)	1
223	Dedechkin V. (VDY corp)	1
224	Yakovleva T.P. (semmber)	1
225	Begitova K.V. (dice__k)	1
226	Unregistered	38

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