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July 21, 18:24 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)	2			3	8
4	Shibaev (saah)	1	1	44		2
5	Muthukrishnan A. (Agal13)	1	1	5		1
6	Savinova (Alenari66)	1	1	1		1
7	Ivanov A.E. (AlexIvanov1981)	3			1	1	1	2
8	Paltseva K.K. (ksuply)	4					24	33
9	Piotka V. (Pilotich)	1					ban	ban
10	Dewase R.Y. (rutunjdewase)	1					15	25
11	Nair V.S. (venior)	1					15	23
12	Patil T.N. (Tanay070607)	1					ban	ban
13	Birin (Pirogoglot)	3					15	18
14	Bustonov N. (nara6226)	2					15	18
15	Glazunova S.I. (Sof'ya Glazunova)	2					15	18
16	Zivkovic B. (themessiofleague)	1					15	18
17	Olamiai (Nikita12367)	1					15	18
18	jaunjal K.Y. (kishorj)	2					ban	ban
19	Aliyeva N. (Nabi0906)	1					12	15
20	Kartashov E. (Eu_etc)	3					11	14
21	kavta S.K. (kavtkavt)	1					11	14
22	Ahunova (Lita8)	1					11	14
23	Merkulov (Lesan)	1					7	12
24	Dumpala A. (Akhil.d)	1					7	12
25	Trufanov A.A. (wheele)	2					9	11
26	REznikov A. (Kishtim_sila)	2					8	11
27	Korotkevich I.A. (somnambula)	1					8	11
28	Glebov S.D. (Ps1nu5)	1					8	11
29	Folomeev (Cap1568)	1					6	11
30	Iatkin (MIhey_70)	1					8	10
31	Rytkov V.A. (Creper_f)	1					6	10
32	Yashina (T.777)	1					7	9
33	Shapovalova V. (vesha13)	1					7	9
34	Dharmik N.L. (Nihira)	1					6	9
35	Go G.G. (greegory)	2					5	9
36	Andronov D.A. (kr4nder)	2					5	9
37	Somkuwar V.M. (Vidhita Somkuwar)	1					5	9
38	Kuznetsov (Serg0Moiseich)	2					7	8
39	Polyakova V.M. (Roni0x)	1					7	8
40	Yeole V.P. (vedika123)	1					6	8
41	Perevozkin (emaevsemae)	2					4	8
42	piopio5 (piopio5)	2					4	8
43	Haciyev I.A. (Ismayil)	2					ban	ban
44	Egorov S. (segorov)	2					4	8
45	Petesheva (Yung Satan)	1					4	8
46	Ivanov (xdout)	2					6	7
47	Strogonov M. (maxstrog)	2					6	7
48	dsgsgasg R. (mbappesh)	1					6	7
49	bobr_kurwa (bobr kurwa)	2					5	7
50	Malikov A.A. (Ara2002)	1					5	7
51	Azimov (magamaga)	1					5	7
52	sharova (ul_sharova)	1					4	7
53	Voronov R. (edemr26)	1					4	7
54	ivanov (peedoorass)	1					5	6
55	Nhane S.M. (Sujal)	1					5	6
56	Bogatyrev N.V. (BNV2873)	1					ban	ban
57	Makarov K.S. (Konstantin28)	1					4	6
58	Bochkova (AnyaBo)	3					3	6
59	G A. (anna_tutta)	1					3	6
60	Isaev (Isay)	1					3	6
61	Simakov D. (simadima)	3					5	5
62	Titov (Kotoday)	2					5	5
63	Knyazeva M. (Militina)	2					5	5
64	Malinchik K.D. (Skaipia)	1					5	5
65	rr (N S T)	1					5	5
66	Konovalova A.M. (Lummie)	1					5	5
67	maslak E. (egor.maslak)	1					5	5
68	Chaplygin A. (Reyvoker12)	1					4	5
69	Rudakova (maryzi13)	1					3	5
70	Usikova (Ya.)	1					3	5
71	Gudadhe T.A. (Tanmay2007)	1					4	4
72	Kornienko (nastikpastik)	1					4	4
73	Lobkovskij R.S. (Roald)	1					3	4
74	Boyarintseva E. (eleonbor)	1					2	4
75	Kuznetsov M.S. (m0xy4)	1					2	4
76	Vor (Daschutka)	1					2	4
77	Bunaev V.V. (ineedluv)	1					2	4
78	Yakovleva T.P. (semmber)	2					3	3
79	edmond2 (edmond2)	2					3	3
80	Timofeev S.S. (Alexey1111111)	1					3	3
81	Anait A.A. (pau44o)	3					2	3
82	Petrushin V.S. (Moraiv)	1					2	3
83	Daron (Daron_g)	1					2	3
84	solich (vlad solich)	1					2	3
85	Rukavitsyn A. (DillianSky)	4					2	2
86	Gauert (Evgeng)	2					2	2
87	Kaz'mina (feliz_G)	2					2	2
88	Zhirnova A.A. (Alisik)	1					2	2
89	487 (487)	1					2	2
90	Nevskij D. (SkipOne)	1					2	2
91	mr (komaru)	1					2	2
92	Aleshina V. (Viktoriya0611)	1					2	2
93	Kozhukhova E.S. (ElizavetaKozh)	1					2	2
94	Anisimov (ArturenciA)	5					ban	ban
95	Novikov A.N. (Takuan)	3					1	2
96	Filch A. (ArgusFilch)	3					1	2
97	Gizatullin (air_gizatullin)	2					1	2
98	Zubkov D. (Dm54)	2					1	2
99	Shil'chenkov M.A. (msmshilchenkov)	2					1	2
100	Woland (Wolandd)	1					1	2
101	T. (Tovarisch)	1					ban	ban
102	Konovalov (Areksei)	1					1	2
103	Shakirov K.I. (Papa Jool)	1					ban	ban
104	Dogadov S.V. (Serzho)	1					1	2
105	Tsimerman (Ilyac2001)	1					1	2
106	Berezovskaya D.V. (dashaeverafter)	1					1	2
107	Riga V.K. (harleyxrrr)	1					1	2
108	Kudryavceva (pgadmin)	1					1	2
109	Korzhova A.D. (korzh2005)	1					1	2
110	Assembayev D. (Soulmat4)	1					1	2
111	Murat M. (murat_mukhammed)	1					1	2
112	Antonova (Elena_No)	1					1	2
113	Semenov (asv_1)	1					1	2
114	alex (alex2228)	1					1	2
115	Sayyan V.R. (Vah_666)	1					1	2
116	gusarov I. (lllia)	1					1	2
117	Mikhajlova V.P. (veneragret)	1					1	2
118	Shevko A. (neyana)	2					1	1
119	Shaikh (Angy33)	1					1	1
120	Kochnev (Tiponick)	1					1	1
121	Fedotov A. (Amaterasu111111)	1					1	1
122	Muravenko (Deformater)	1					1	1
123	Levin Yu.A. (pdestroyer)	1					1	1
124	Matsievskij S.E. (SAMMON)	1					1	1
125	b B. (bekzatb)	1					1	1
126	Bazin A.A. (Wiwalde)	1					1	1
127	Almamat (amir4ik951)	10
128	Krasovskij E.A. (pegoopik)	4
129	Makhamkhanov A. (Amir85reg)	4
130	Zivkovic (eLoper)	3
131	Ponomarev M.P. (MatveyF)	3
132	Kuu B.R. (buipuibui)	3
133	Kolbasov (koolbasov)	3
134	Kartashov E.M. (Evgeny_Kart)	2
135	Ivanov I.I. (vlad91)	2
136	Netyaga S. (sweta_Net)	2
137	Timofeev V. (PistonSQL)	2
138	Kolpakov (VJiQ)	2
139	Sarkis'yan G. (gennadi_s)	2
140	Modala V.S. (Vuha)	2
141	Sharshenbekova N.E. (Snazira245)	2
142	Amr (Amr132)	2
143	Lipatova A.V. (nastya228228)	2
144	Anton (Ante2613)	2
145	Koudriavtseva (Larissa)	1					ban	ban
146	Williams B. (BW)	1
147	Kurochkin P.A. (qwrqwr)	1
148	Evlanova (Kate_E)	1
149	Zagorul'ko E. (Helen@)	1
150	Sigankov V.I. (vasilyvanc)	1
151	Petrov (Steamboat)	1
152	temp L.E. (testostiron)	1
153	Lavrinovich (Lavrik_2600)	1
154	ya.alex-m-90 (ya.alex-m)	1
155	Talip (Tanzilia)	1
156	Tyts tyts tyts T.A. (slon1990)	1
157	Evstaf'ev D.A. (Redis22)	1
158	Protsko M. (arhast)	1
159	Nastya N. (NastyaZaika)	1
160	Nazyrov R.R. (Davel)	1
161	Garasev (bibonga)	1
162	Fedosov Y. (Coput)	1
163	Sidorov (abuyakov)	1					ban	ban
164	Scherbakov S.A. (mnlght)	1
165	Kolchanov A. (Khadir)	1
166	Grishin S.A. (RostoF)	1
167	Viktorov M.M. (mihahahan23)	1
168	Plechkov (s.plechkov)	1
169	Urazaly (UrazalyA)	1
170	Haroshka M.V. (NickView)	1
171	Eperina A.M. (Olllo)	1
172	Tkachenko D. (_GUERNIKA_)	1
173	Ivanenko A.D. (alex_dikiy)	1
174	Burov (incredible93)	1
175	Shikov V. (Viktor_TG)	1
176	Skuratov S.A. (skuratov-sa)	1
177	Bostanov I.H. (General_992)	1
178	Boyarov A.A. (boyasha)	1
179	Strukov (StrukovSA)	1
180	Khleborodov A.L. (Om_NoM)	1
181	Plamenevskiy N. (Nevsky_)	1
182	Iv (Angielina)	1
183	Tamoev M. (Markus.)	1
184	Kalinina (ricalii)	1
185	Cherepanov (winter64)	1
186	ss A.S. (SashaSS)	1
187	Gonvharov T. (timurgoncharov)	1					ban	ban
188	Revenko M.A. (CptDisturbed)	1					ban	ban
189	Kameneva (kristachak)	1
190	Rachkov G.O. (Geraol)	1
191	Finaeva V. (Valeriya_F)	1					ban	ban
192	Sokolov (zelenogrodov)	1
193	Polyakova A.O. (_alexa_poll)	1
194	Khokhlov (TermiDD81)	1
195	Pya A. (mamka2p)	1
196	Rastorguev (SnegopadLa)	1
197	Odegov A.I. (KovroLitik)	1
198	R. (Wra1th)	1
199	Bukatsel (aliniya_)	1
200	alex A.A. (alex44455)	1
201	Malyukova S.A. (murmurson)	1					ban	ban
202	Komov S.M. (Komov S. M.)	1
203	Araev E.N. (indrE)	1					ban	ban
204	Lysykh V.K. (Usilitel')	1
205	Komarov R.V. (Roman_Valerievich)	1
206	Kudriavtseva K. (Wolfyk17)	1
207	Gomez I.G. (Iaaan)	1
208	Zorkin A.M. (SpamAttack)	1
209	Mikhal'chuk (M.mihalchouk)	1
210	M (ikRya)	1					ban	ban
211	Ivanov (qwertghjjj111)	1					ban	ban
212	Leonov D.V. (xannnnn)	1
213	Kurkin T.S. (KTS1995)	1
214	Trushnikov M.N. (chajan)	1
215	Ismailov R.I. (_JobNob_)	1
216	Duisenbayev (3UMF)	1
217	Kagarmanov K.E. (krispy_snickers)	1
218	Ganiyev A. (lernanto)	1
219	Stasenko S.E. (Stavislav)	1
220	Marushevskij M.S. (Selezen.x55)	1					ban	ban
221	Scherbakova M. (Leveret123)	1
222	Komissarova E.A. (guccigova)	1
223	Polikarpov K. (kir0206)	1
224	Saperov S.V. (s4per)	1
225	ZH K. (KOKS1996)	1
226	Sleptsova E.S. (sideriches)	1
227	Abdulov F.N. (FuadSQL)	1
228	Teryokhin A. (ALEXEY243)	1
229	klimova (kem_171)	1
230	Savchenko V.P. (Vladislav11111)	1
231	Vezhnovets D. (Vere)	1
232	Dumpala A. (Akhil d)	1
233	Gurav K.A. (Kunjangurav20)	1					ban	ban
234	Balpande V.K. (Vedantiiii)	1
235	Bhatt S. ($aketh)	1
236	Sema S.A. (saama)	1
237	Bulgakov M.A. (MatthewFl)	1
238	Gept A.V. (arthurgpt)	1					ban	ban
239	Berseneva T.M. (Bersa_3785)	1
240	Sulejmanov T.A. (hellcat_88)	1
241	Kim D. (DkimsonSQL)	1
242	Lavrovskaya A. (Dreamcometrue)	1
243	23 (ll23lll)	1
244	Kovalyov O.A. (OK_wwz)	1
245	oliv A.V. (NiktiaAlina)	1					ban	ban
246	Kamydo V.O. (Nika14)	1
247	Tskhondia M. (MeryemTskhondia)	1
248	Zaikin B. (Dr1mzz)	1
249	Panch (Panch1)	1
250	Isk I. (iskilmakh)	1
251	Matroskin K.F. (PseudoNim1)	1
252	Kukuruza M. (tqswp)	1
253	Dedechkin V. (VDY corp)	1
254	Begitova K.V. (dice__k)	1
255	Fedoseeva D.M. (Saksaga)	1
256	Korol'kov A.A. (codeinex)	1
257	morozov (Ilya1!1!)	1
258	Unregistered	44

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