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March 29, 20:18 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	Jdbdh H.H. (Jdhd)	1			25	34	ban	ban
2	Necheukhina L.S. (Necheukhina)	1			5	5	4	4
3	Gusev A.O. (NowOrNever)	4	2	34		4
4	Sarkis'yan G. (gennadi_s)	4	1	195		3
5	Badakh'yan S. (wamp.j)	1	1	60		3
6	Vinogradov (segorka)	1			3	3
7	Mozhejko K.V. (YaHochuPiva)	2			1	2
8	Zajtseva (MZay)	2			1	1	5	8
9	Bogdanov A.A. (Bogdanoff)	1			1	1	1	2
10	Zheleznyakova L. (lizaZhel)	1			1	1
11	Zonova S.S. (sakhon)	1					15	25
12	Tolegenov A.O. (Akha)	1					15	25
13	Eldypov Z.B. (nwtokyo)	1					15	25
14	Shoynenov A.B. (shoynenov)	1					ban	ban
15	Mashev A.A. (alixanmn)	1					ban	ban
16	Kadraliev R.S. (gromui)	1					11	20
17	Korzhova A.D. (korzh2005)	2					15	19
18	Dashkin K.A. (KirTheCreator)	3					15	18
19	Uvaev A.A. (Pompilio)	3					10	17
20	Shirokov M.A. (Dr.Mikhail)	2					10	17
21	EEEE E.E. (Greeeey)	1					13	16
22	Bushueva E.P. (katushka21)	1					10	15
23	Popov M.S. (maxpo)	1					8	14
24	Stikentzin D. (Aliandr)	1					10	13
25	Buldakova M.A. (bumashka)	3					8	13
26	Miretskaya S. (sofia_m)	1					9	12
27	Kucherenko (Master666)	1					7	11
28	Archy (Torpedo2024)	1					7	11
29	Radzhabov R.S. (Remma)	1					7	10
30	Nakleika O.A. (oleg_nalieika_1234)	2					6	10
31	Aleshina V.A. (Bibi_Healer)	2					8	9
32	Scherbatov Yu. (Yurij61)	1					5	9
33	Stepanov S.M. (mintbag31)	1					5	9
34	Kharina E.S. (katuhhr)	1					5	8
35	Toporova E. (vchkashka)	1					5	8
36	Gubko D.A. (denis091)	1					5	8
37	Kolesnikov S.O. (bulbasaurus)	2					4	8
38	Khmara D.M. (dmitr1y06)	2					4	8
39	Shevchenko M.V. (p4p4l)	1					4	8
40	Trunov S.I. (sptrun2026)	2					6	7
41	Orlova P. (rlpolina)	1					6	7
42	Lyubimenko E.V. (lenwa)	1					6	7
43	Temirkanov A. (Babarabatin)	2					4	7
44	Dron D.D. (Dron1234)	1					4	7
45	Kaliuzhnaya E. (Ella07_85)	1					5	6
46	Kurbanov (gixmane)	1					5	6
47	Desyatkov A.A. (Devastated666)	1					4	6
48	Popov P.A. (JohnSass1)	1					3	6
49	Roj N.V. (rony55555)	1					3	6
50	zII A.W. (Tyuw3333)	2					5	5
51	Volkova E. (keke97)	1					5	5
52	Scherbakov K. (Kirill_1987)	1					5	5
53	Krisin (Ranc58)	1					ban	ban
54	Zolin A. (artem333666)	1					ban	ban
55	Vetka (vetka_sq)	2					4	4
56	Lit M.A. (Meshkere00)	1					4	4
57	Foggi F.F. (foggy365)	1					4	4
58	ivanchik S.N. (lolo9000)	1					3	4
59	Kirichenko M.E. (steelfighter)	1					2	4
60	Rakhimov A.E. (Amir Rakhimov)	1					2	4
61	Ivanova E.I. (GoldOtta)	1					3	3
62	Svyatskiy S.V. (Novochrona)	1					2	3
63	Zavertkin R.S. (InDepenDent17)	1					2	2
64	R. A. (Erayo)	1					2	2
65	Grishunin (he11rage)	1					2	2
66	Derbugov I.N. (Loki777??)	1					2	2
67	Volkanovskaya V.V. (VolkVik)	1					2	2
68	Sairanbek D. . (sairanbek_darkhan)	5					1	2
69	Krajnik A.A. (Analiz)	2					1	2
70	Bazar A.B. (khanterra)	2					ban	ban
71	Ryasov I. (xvan2sx)	2					1	2
72	Saez C.F. (cristian_gato)	1					1	2
73	Timerbaev A.A. (Iron889)	1					1	2
74	Pavlov M.S. (a1oz)	1					1	2
75	Antonov I. (shkedin)	1					1	2
76	Kozlova V.Yu. (ViKsel1)	1					1	2
77	P V.G. (dekjnfs.e)	1					1	2
78	Toleubay S.T. (sandugash Toleubay)	1					1	2
79	Azanov (kulinarr)	1					1	2
80	OlgaNice (OlgaNice)	1					1	2
81	foobar (fdsbvlkj)	1					1	2
82	Kuts (grifonus)	1					1	2
83	Nikalas P. (mcvoodoodc)	1					1	2
84	Bulkin (bublik12)	1					1	2
85	Aleksandrov E.A. (evgeny-alex)	1					1	2
86	dsa C.A. (vxv)	2					1	1
87	klester E.S. (aoirsug)	2					1	1
88	Mishra (Ginger457)	2					1	1
89	Pautov D.Yu. (oracle boy)	2					1	1
90	Pliuta A. (platina)	1					1	1
91	R-g R.R. (Rynes)	1					1	1
92	Z. J.Z. (Juu Jvcr)	1					ban	ban
93	Khlebnikov K.B. (Yazheek)	1					1	1
94	Emel'yanova Yu.V. (JuliaEm)	1					1	1
95	xnj-yb,elm R. (hyi228)	1					1	1
96	Ryzhkov I.D. (Feathertail)	1					1	1
97	Bodnya A.A. (kiryto)	1					1	1
98	Vili (Vonka)	1					1	1
99	Sul D. (David Sul)	1					1	1
100	Pavel P.P. (familka)	4
101	Baskov G. (Gleb_Baskov)	3
102	Prole1961 (Prole)	3
103	Cysoev S. (SergSysoy)	3
104	razeraze (razeby)	2
105	Chernov D.V. (Kursist)	2
106	Bredikhin M. (maxim_bredikhin)	2
107	Zakirov (m00n__)	2
108	Yakovlev (sorry_lapk)	2
109	rezepova (sssoneka)	2
110	Slanskij (Kalyga)	2
111	Lagunov M.T. (Opengate48)	2
112	Mel'nichuk A.A. (zhiVch1k)	2
113	Slugin E.E. (rawelaw)	2
114	Ivanov I.I. (pasta123!@#)	2
115	Arbuzov V.V. (Tick_pods)	2
116	Hdbdhd H.H. (Jjddhdj)	2					ban	ban
117	Kosinov (Vangerin)	2
118	Polyakova A.D. (womanyuta)	2
119	Makarenko S. (sergey_371)	1
120	Koptel'tsev V. (selber)	1
121	Lazareva E. (lea_22)	1
122	Barysheva O. (Odry)	1
123	Vinogradova S.M. (Tigra1)	1
124	Burmistrov M. (ndawn)	1
125	Lyubimenko E.V. (lev_1488)	1
126	Gul'kin S.S. (Ratinho)	1
127	Koshchenkov (necron_33rus)	1
128	Kustova E. (elenaKus12)	1
129	Lichman (goopik)	1
130	Smith (tibacityblues)	1
131	Zajtseva A.Yu. (annie_z123)	1
132	Mokroborodov D.N. (DmitryMK)	1
133	Rajfel'd K. (Zarta)	1
134	Konovalov A. (krapa666)	1
135	Krylov D.I. (ExzortH)	1
136	Konyavskij A. (Kohsa)	1
137	zabanova (OlaZa)	1					ban	ban
138	Makartsev D.D. (Denis22122)	1
139	Uvaev A.A. (SM2112)	1
140	Buzikov R.A. (will fight)	1
141	Palasukhin D.S. (Nitrinos)	1
142	Meleshchev A.C. (Death_Less)	1
143	Kim A.D. (Andrew212121)	1
144	Dunaev K. (Scrollz)	1
145	Pineign Ya.V. (GOwits)	1
146	* .. (grettir9)	1
147	Petrov Q.Q. (QQY)	1
148	Kamarouski A. (akamarouski)	1
149	Zakharova D.V. (Dakhich)	1
150	Zhugalev S. (zhugalcf)	1
151	Popkhadze I.V. (xm1ster)	1
152	Ra (Valdes)	1
153	Goffman A.V. (Borodatyj Gnom)	1
154	Titov (mahaon_1999)	1
155	AWSyannikov N. (Nikola Tesla)	1
156	klimenko A.A. (Exortoo)	1
157	Ugodnik D. (Rarerist)	1
158	Korenevskij S.S. (Ducktor)	1					ban	ban
159	Matvej M.B. (kuhvbnffdfsdsd)	1
160	R. (Wra1th)	1
161	Shilova A.A. (Alyona Shilova)	1
162	Rau M.A. (mary6)	1
163	Islom M. (fr0stman)	1					ban	ban
164	Khrustaleva (kultuh)	1
165	Komov S.M. (Komov S. M.)	1					ban	ban
166	Chernyavskaya P.S. (LieCream)	1
167	Skibin V.V. (SQL_vvs)	1
168	Lysykh V.K. (Usilitel')	1
169	Ustyuzhanin L.V. (Leoniiid7)	1
170	Fandieiev O.V. (999Alex1984)	1
171	Chimidov S. (SSChimid)	1
172	Cherkashchenko V.C. (KOTYARA12)	1
173	Prokhorova D.P. (Darya Darya)	1
174	Aga M.A. (mirkoo)	1
175	Knyazeva A. (naassstttyaaa!2004)	1
176	Tolstik D.N. (DiNiKiN_II)	1
177	Malakhov (dimmal)	1					ban	ban
178	Kashin A.D. (Alkashh)	1
179	cubera V.V. (vasyan111)	1
180	Ivanov A.V. (inferioIT)	1
181	Vysotskij (Bulochka_Bulochka)	1
182	Sat N.I. (Nurs_219)	1
183	Svistel'nikov V.A. (XIPROCS)	1
184	Smirnov V.V. (Sylvodor)	1
185	Ponomarenko N.G. (FLENDSPACE)	1
186	Odintsov I.A. (PlayFulBear1337)	1
187	Konstantinov -.-. (vasya132123)	1
188	SQLMASTER (SQLMASTER1864)	1
189	Ivanov (AlexK88)	1
190	Miroslav (resop18)	1
191	Gladysheva M. (KittyZebra)	1
192	Ustimenko (brat2alek)	1
193	Avdyunina V.D. (Ruibing)	1
194	Kozhanova T.V. (TKO)	1
195	Smakota (kjbdv)	1					ban	ban
196	Denisov M.A. (MatveyDenisov)	1					ban	ban
197	F N.A. (Manchy)	1
198	Filimonov -.-. (filde)	1
199	Ivanov (telecast)	1
200	Es'kov A.Yu. (Alexandr E.)	1
201	Shlyakhov F.K. (MURASAKIBARA111)	1
202	Losev (ilyalosev)	1
203	Zubkovskaya Yu.S. (Juu84)	1					ban	ban
204	Korzykova A. (Alinakmtk)	1
205	Iva A. (alex228fhrtr)	1
206	Musaeva S. (Saidochka)	1
207	Iskandarov A.K. (Budusiyanalitic)	1
208	sysoeva D.I. (DariaS90)	1
209	Gul'tyaev A.A. (Marid)	1
210	Obychnaya K.P. (sqlgod23)	1
211	Unregistered	32

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