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April 27, 10:40 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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SQL exercises

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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	Gordeeva (Uhahatubl)	2			1	2
2	Kozlov (ReactorNN)	1			1	2
3	AAAaaaa (961706)	1					18	32
4	Mityanina M.M. (MMariaM)	1					ban	ban
5	Moglot J.L. (Lena Golovach)	1					14	25
6	Ivanov I.I. (fantom4ik)	1					16	23
7	Burlakova (olga_leka)	1					7	14
8	Chow (rmkc)	2					8	11
9	V (docdiduz)	1					7	11
10	Dudorov I. (IvanD260)	1					6	10
11	Levashov I.M. (scorpl)	1					5	10
12	Liang (Haply)	1					7	9
13	Tafintseva V.O. (vlada_taf)	1					7	9
14	Srigor'ev V.A. (Vadimka Srigor'ev)	1					4	9
15	V'yuk S.N. (tiesto20)	1					6	8
16	Talin V.A. (zluckty)	2					ban	ban
17	Bos'ko-Semko (sromashka)	1					4	8
18	Tereschenko (mtifas)	1					6	7
19	Kapustyanskij (akapustyanskiy)	1					ban	ban
20	Nechvoloda E. (Eva.Nech)	1					6	6
21	Shakhtarina (Olya.Sh)	1					4	6
22	Butulya (Tsibul'tenko)	3					3	6
23	Miron (Cristinna)	2					ban	ban
24	Makarov (DM3y)	1					ban	ban
25	Ajgunov G.A. (m0rtem1)	1					5	5
26	Raj R. (Ritwik)	1					4	5
27	Migranov B.F. (PIDORAS123)	1					4	5
28	Suntsov M. (SuntsovMax)	1					4	5
29	Pneva K.A. (p_kris013)	2					3	5
30	Vlasenko A. (__Nastazy__)	2					3	5
31	Fomina S.A. (svet12pipet)	1					3	5
32	ZAV'YaLOVA A.E. (simpapulya)	1					2	5
33	Bykhovets D.A. (Donna Khuliya)	2					3	4
34	Gorokhovets A.V. (1T-akademiya-Anastasiya)	1					3	4
35	Valevach E.V. (kati9)	4					2	4
36	Latypopv G.M. (g_ltp)	2					2	4
37	wiggy (piggy618)	1					2	4
38	Konpaskaya A.S. (anya4)	1					ban	ban
39	Konyushennaya S.D. (Konnyj pereulok 5)	1					ban	ban
40	AZAROVA M.K. (irpomawork)	1					2	4
41	Taranyuk V.V. (macgilla)	1					2	4
42	aj vse A.A. (skvadleriksonyajulia)	1					2	4
43	Mehrykov G.V. (Mephistophel0456)	1					2	4
44	Tsoj G.A. (pluzhnik)	1					2	4
45	Semyonova V.A. (semeonovavaleria)	1					2	3
46	Dolbik D.A. (dmitriy_dolbik_pdevdonim)	1					2	3
47	Kazantsev E.I. (Evgenii897)	1					2	3
48	koval' S.S. (korol' drakonov)	1					2	3
49	Lozinskij Ya.N. (HeyHoYVN)	1					2	2
50	Dremuk E. (eugenewalters)	1					2	2
51	Novikov M. (NMA)	1					2	2
52	Sergeev D. (Bars137)	2					1	2
53	Gyul'mamedova L.E. (leyla.glmdv)	2					ban	ban
54	Khlamidioz L.B. (Khlamidiya)	2					ban	ban
55	Moskalev R. (BreadCannon)	2					1	2
56	Kyarimov (lionise)	1					1	2
57	B A.S. (Alexlogqwerty)	1					1	2
58	Kaleda M.K. (kaledatararuk)	1					ban	ban
59	Olegov (Studenty123)	1					ban	ban
60	Solodkov A.V. (saske_koks)	1					1	2
61	Orekh E.D. (Orekh Viktoriya)	1					1	2
62	Chesnokov S.A. (SergeiCh90)	1					1	2
63	Maznichka B.V. (The God of Smoking)	1					ban	ban
64	Kokin A.A. (VvICEvV)	1					1	2
65	Vashkevich A. (Toliasik)	1					1	2
66	Grineva S.V. (SVGrineva)	1					1	2
67	Kuznetsov S.V. (Nirnaeth)	1					1	2
68	Glushkov (leopoldleo)	1					1	1
69	Soklakov O.O. (Shpuntl)	1					1	1
70	Nigma D.O. (sqlqwert1)	1					1	1
71	Makarov (3f3)	1					1	1
72	Morozov V. (frizzz)	1					1	1
73	Ziolkowski (Jedrzej)	1					1	1
74	Vorotilova (Vally:))	1					1	1
75	Gatenadze V.Sh. (gaten1952)	3
76	Koptel'tsev V. (selber)	2
77	Zubov D.Z. (Dmitrij84)	2
78	Gamazenko S. (Gamazzz)	2
79	Epifanov (HeliHeli)	2
80	Kosyakova A.S. (Alinya)	2
81	Dolganova (alinada)	2
82	Kovtun V.A. (Manita)	2
83	Kurochkin P.A. (qwrqwr)	1
84	Safronov A.Yu. (SAEKr)	1
85	Mali V.A. (WMali)	1
86	Lazareva E. (lea_22)	1
87	Popov S.V. (PopovSV)	1
88	Ryumin (yahimbo)	1					ban	ban
89	Matveev N.M. (claus42)	1
90	Pingvinov P. (fullgrater)	1
91	Yurkhanova E. (Wolf1504)	1
92	Dow J. (kakasy)	1
93	Koletaev I.N. (biowolf_47)	1
94	Novitnev A.A. (novitnev)	1
95	Loginova (Timiryanga)	1
96	Krutov D.A. (Wercasodas)	1
97	Mel'nikov E. (crack#1)	1
98	Zueva V. (ViktoriaBerry)	1
99	Nysanbaev Sh. (dyadyaFedor)	1
100	Ryabikina E.V. (BlondieVodevil)	1
101	Pupkin V.I. (MaxKots)	1
102	Tolkachev N.A. (nikolds)	1
103	Guseva G.A. (Lina_guseva)	1
104	qsha (Vushka)	1
105	Kovalevsky A.A. (AKAA)	1
106	S (talktome)	1
107	_____ _._. (Zlucky)	1					ban	ban
108	Kotov V. (kotof)	1
109	Nekrasov M.S. (Nekr)	1
110	Kayukov D. (lampam)	1
111	John F.M. (JohnMorgan)	1
112	Chesheva A. (planetexplorer)	1
113	Shishkin I.I. (cosjr)	1
114	Tyurina A.V. (Nastazi)	1
115	Berest O.B. (aaamnesia)	1
116	Taratutin V.B. (vastar)	1
117	Svinoboeva T. (TatSi3)	1
118	Ivanov (enjoydestroy)	1
119	Slisarenko (Alex160623)	1					ban	ban
120	domrachev (sergey+)	1
121	Sugrobov A. (Andreisug)	1
122	Akhatova (FFF1311)	1
123	Shikunov S.G. (Sergey.Shikunov)	1
124	Stas'ko (EleSt)	1
125	Gerasimov (serrukh)	1
126	Voronin A.A. (DandyDV)	1
127	Sarkis'yan G. (gennadi_s)	1
128	Hudakuev (Igor_21)	1					ban	ban
129	Kamenskii K.K. (Che1881)	1
130	Platt (Kateplak)	1					ban	ban
131	Tolstikov V.A. (webrare_87)	1
132	Shajkhutdinova D.R. (divadia)	1
133	Podosenov O. (wefsad)	1
134	Russkij A. (Dobrynya63)	1					ban	ban
135	Grishkevich D.E. (Dar'ya Grishkevich)	1					ban	ban
136	Koshkina K. (Koshechka123)	1					ban	ban
137	Aigamov M.B. (Marat_Adigamov)	1
138	Zaigraev A.D. (HolySpirit)	1
139	rachok (nrago)	1
140	burdey (antonsiz3)	1
141	Sits P. (Pavel9417)	1
142	Yudin F.A. (Fedor Yudin)	1
143	Schedrin V. (gondon)	1
144	Afanasev I. (uibanix)	1
145	Kapustin (Bub240)	1
146	Ashitkova (ashitkova)	1					ban	ban
147	Yakovlenko M.A. (Max_osdg)	1
148	Yakubova I. (mimicry59)	1
149	Fakhrutdinov S. (Salavat_Fakhr)	1
150	Novruzov I. (Novr)	1
151	Nesterov A.V. (deathtail)	1
152	Riger (shdfyjdrtsgh)	1
153	Selivanov (ribkoman)	1
154	Begunovich S.G. (Canursus)	1
155	Koltakova V.A. (vkoltakova)	1
156	Bushuev K.V. (lorrdi)	1
157	Tskhovrebov (SHREDDER001)	1
158	Lopatkin K.G. (Namaste86)	1
159	Matveeva Ya.K. (eileen_d)	1
160	Uspanov I. (depo6765)	1
161	Akbaev (erik_s22)	1
162	Vishnevskaya A.I. (Nastya2007)	1
163	Kvochka D. (kvochka)	1
164	Naumchenko R.A. (STAY TRUE)	1
165	Bashirova (VikaTest)	1
166	Tovkalev G.P. (Tovkalev G.P.)	1
167	Privalov M. (yahoxey452)	1
168	Alen'kina N.I. (Karana555)	1
169	Varygnina (meaw_easy)	1
170	Tlk (ixeil)	1
171	KAYN K.K. (K4YN)	1
172	Chertova M.G. (mari_m)	1
173	Kravchenko E.I. (DeWitt1331)	1
174	Khrishtakyan E.A. (elvh3)	1
175	Hovhannisyan A.K. (Arturo77)	1
176	Dokichev D.V. (doka001)	1
177	Pal'chenko D.S. (Shiqita)	1
178	Kuznetsov I.N. (ily1chh)	1
179	Unregistered	20

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