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September 02, 12:31 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	Chernomyrdin (vova823652)	1			5	5
2	Vdovin S. (Rujan)	3	1	102		4
3	DO R.M. (danchikPi)	1	2	13		2
4	Andreeva A.A. (annandrrrrrr)	1	1	5		1
5	Bykov M.I. (airmag7)	3					23	33
6	Mashtakov V.A. (Nanncell)	1					15	20
7	Marshavin N.M. (N1k0M)	1					15	20
8	Rubets M.E. (Mrubets)	1					8	18
9	Zheleznyakov E. (Evgeny__)	3					10	13
10	ultimacelda U.U. (ultimacelda)	1					10	13
11	Kolos D.D. (torreasif)	1					9	13
12	Shnajderman S.M. (SofyaS)	1					8	11
13	Qw I.B. (Drone123)	1					6	11
14	Bal'druev R.S. (wdfromclash)	2					7	10
15	Boloeva A.V. (tzuken)	2					7	10
16	Zarubina A.V. (zav0306)	1					7	10
17	Sharypov S.S. (thesharypov)	1					7	10
18	Ishkil'din R. (Iptash)	2					7	9
19	reper (krutoreper)	1					7	9
20	Petrov (Dbeaver1)	1					7	9
21	Mor (NikitaGb1)	1					6	8
22	Petrov (Slamo)	1					5	8
23	Ivan B. (Butyrin)	1					5	8
24	Psikhoprap (psychoprap)	2					6	7
25	Apal'nov E.A. (Apolon27)	1					6	7
26	kim K. (krispina)	1					6	7
27	Razanov D. (dettt)	1					6	7
28	Voropaev (qzcetb)	1					5	7
29	Alyakisheva L. (ALuba)	1					5	7
30	kalenychenko D. (seal_26)	1					6	6
31	Mocker (Mocker)	1					4	6
32	Khalimon A.Kh. (AntonKhalimon)	1					ban	ban
33	Laptev M.S. (Mahmed_tea)	1					3	6
34	Kuanysh N.B. (nuke34)	1					3	6
35	????? ?. (ULCER87)	1					3	6
36	Gurskaya A.A. (AlenaGurskaya)	1					5	5
37	Medvedev (Imedvi)	1					5	5
38	Ivanov I.I. (SQL_Grinder)	1					5	5
39	Mark (mark4)	1					5	5
40	Nazarenko D.S. (GoldNil)	1					5	5
41	Fazylov R.F. (FazylovRenat)	1					5	5
42	Zasukhin N. (nikxan)	1					4	5
43	Borovskaya E. (Kaori)	1					4	5
44	Ni (artni_)	1					ban	ban
45	mecricyan (kmecricyan777)	1					4	5
46	Glass (Xy123)	2					3	5
47	Chekholin S. (mo-ray)	2					4	4
48	Dobro N. (NikPG)	1					4	4
49	Smoina N. (natasmln)	1					4	4
50	Podshiblov A.O. (Aleksei39)	1					4	4
51	B V. (victoria.or)	1					4	4
52	Valishova S.R. (snvlshv)	1					4	4
53	Gritsyuk N.E. (gri8nik)	2					3	4
54	Panych T. (Tanya59)	1					2	4
55	Eltezerov N. (Nureke87)	1					2	4
56	B S.B. (Serg_Baz)	1					ban	ban
57	Pervukhin A.S. (Alioxa)	1					2	4
58	Takhtin I.V. (Agro_igor)	1					2	4
59	Burnos E.A. (Liber999)	1					2	4
60	Lushnikova O.N. (Vaflya)	2					2	3
61	Saltykova (gwaellor)	1					2	3
62	Gorbachev P.I. (Felichitahuelichita)	1					ban	ban
63	Popova A. (anna312)	1					1	3
64	Baburchenkova A. (A_Babur)	1					1	3
65	Gafurova Ch.R. (gafurova_)	1					1	3
66	Khramov V.S. (Swizz)	2					2	2
67	chern (vickychern)	1					2	2
68	Makarov (Ropinto)	1					2	2
69	Sunshine (KhaliWrath)	2					1	2
70	Shyt (NiHaoFineShyt)	2					1	2
71	Popova (Annarchy)	1					1	2
72	vysotskaya A.I. (lik32)	1					1	2
73	Khomich D.L. (Tipelllo)	1					1	2
74	Lagunova D.D. (podollll)	1					ban	ban
75	Sidorov (Vdmgtk)	1					ban	ban
76	Ostanina A.D. (ostanina)	1					1	2
77	Andreev M.Yu. (Hyakkaryouran)	1					1	2
78	Viktorov V. (Gachi_lord_69)	1					1	2
79	keksouu (keks51211)	1					1	2
80	Andrej (AK625327)	1					1	2
81	Oginov D.M. (Wereteno)	1					1	2
82	Sazonov A.A. (Loky322)	1					1	2
83	Sitolenko S.V. (ALIEN83)	1					1	2
84	Orlov (fedorlov)	1					1	2
85	Ponomaryov (291)	2					1	1
86	Buchin V.R. (Vadim671)	2					1	1
87	Mesilov A.D. (sosmunk)	1					1	1
88	Nosorev N. (l0grus)	1					1	1
89	Pavlov (IvanPavlovRowiTech)	1					1	1
90	Batanov A.V. (Kratos47)	1					1	1
91	Gudkov (DoctorDianar)	1					1	1
92	Tokareva I.A. (Irmica)	1					1	1
93	Kuanyshbekova M. (m.kuanyshbekova)	1					1	1
94	Kuzmichev E. (E.Kuzmichev)	3
95	Chagdurov Z.A. (Zorigto)	3
96	durai A.V. (ashe)	2
97	Makhmadiev M.U. (Mukhammadnabi)	2
98	Ermak (Yermakml)	2
99	Furtsev V.V. (Zakat55)	2
100	Os'kina (tatulya.1996)	2
101	Ibragimova A.B. (Aliyam)	2
102	Makaryuk A. (yaamakariuk)	2
103	Batyrbekov A. (batyr_aseke)	2
104	Selvig A. (Alexjsjejdjd)	2
105	Medoedov M.M. (Medoeed)	2
106	Ivan I.I. (kapyenh_)	2
107	Plugin V. (Basilik)	1
108	Koptel'tsev V. (selber)	1
109	Shustov V.V. (shustovvlad)	1
110	aa (dandwort)	1
111	Polyakov V.M. (rock_4)	1
112	Evd I.V. (iamrinni777)	1
113	dmitriy (oroboro)	1
114	Gusev (Danny Ganso)	1
115	Abdulmanapov A. (Dvarik)	1
116	Markush A. (Tinka)	1
117	Gray (AGray)	1
118	Testov D. (DimmT)	1
119	Fadeeva (Anna_180194)	1
120	Kundel'skij S.V. (skvvks)	1
121	a A.A. (Artur1q)	1
122	K O.Yu. (Xabarovsk)	1
123	Shakhiev A. (Zick09)	1
124	Marchenko (Sien)	1
125	Statsenko V.O. (ValerDOS1x)	1
126	Abushkinv A. (nzhlk)	1
127	Potehina E.Yu. (Helen999121)	1					ban	ban
128	Kvasov A. (kvasyan)	1
129	Krivonosova D.S. (Darya101)	1
130	Isaev A.V. (vermin_x)	1
131	Akhmedzhanov M.M. (Maxim!)	1
132	Burmistrov M.A. (Burik333)	1
133	Gru A. (Goraciy)	1
134	Yumenskaya O.D. (Mod_00)	1
135	Lisitskij V. (LoLSTALK)	1
136	Filippova A.O. (krastikrabs03)	1					ban	ban
137	Alekseev I. (KimBulkin)	1
138	Teplov (Bobrik)	1
139	Smagulov D.B. (Dosik2603)	1
140	Yakovlev D. (dwhytt)	1
141	Shakirov G. (googlor)	1
142	Lusch N.S. (Deyko)	1
143	Smirnova A.A. (Smirnova2492)	1
144	Borisova P.D. (polinaria)	1
145	Pikina A. (Annapikina)	1					ban	ban
146	Sarkis'yan G. (gennadi_s)	1
147	Ushakov D.E. (SortirovkaOthodov)	1
148	Vladislejv (cheshire17)	1
149	Skokov B.S. (leks$$)	1					ban	ban
150	Begeza (Steel777)	1
151	G (pizkar)	1
152	Ivanov (userTest1)	1
153	Stepanenko K.Yu. (St.Constantine87)	1
154	Webb D.J. (DavidWebb)	1
155	Balakin V. (G_Xian_00313)	1
156	Korol'kov V. (Dreskod)	1
157	Cheprasova O.A. (Ol'ga73)	1
158	Novikov S.V. (@Ser589QA)	1
159	Ziterev (Batysai)	1
160	Devyatkov T.I. (tima9kov)	1
161	Novgorodtsev S. (hey_im_mvp)	1
162	R. (Wra1th)	1
163	Rozhkova A.S. (Sharp Rose)	1
164	Sokolov A. (deadmix)	1
165	Gamova N. (nasbarvv)	1					ban	ban
166	Chernyshev I. (xray_pro3)	1
167	vupkazhdo K.P. (RHZ)	1
168	Komov S.M. (Komov S. M.)	1					ban	ban
169	Thompson A.M. (Hardy01)	1
170	Navesov A.A. (bbezz)	1
171	Pavlenko I. (IrinaBer)	1
172	Kabanov I. (IvanKabanov)	1
173	Kharitonov E.V. (kharitonovEVi)	1					ban	ban
174	Novikov I.D. (InDel)	1					ban	ban
175	Namochenko V.G. (vseznayuschij)	1
176	Shishkin N.A. (Nik01_93)	1
177	Lysykh V.K. (Usilitel')	1
178	Den'kov D.S. (KrA5aB4iK)	1
179	Elamov T.T. (hannykohl1)	1
180	Ladanova A. (Nastya2025)	1
181	Besman A. (Aleksandra_Besman)	1
182	Syrnyj S.P. (kaeru231023)	1					ban	ban
183	Yildirim E. . (Engin Celal Yildirim)	1					ban	ban
184	Antonenko A.A. (Tenshi_Matsuri)	1
185	Saif B.E. (alebastrr)	1
186	Mishin M.V. (Maxs727)	1
187	Mikhajlov A.E. (leaflaur)	1
188	Kuz'min V.S. (Black Marlin)	1
189	Borodina (Perunica33)	1
190	Meglin V. (perfectstyleceo)	1
191	Yakunina (nata_258)	1
192	Tarakanova K.T. (ktarakanova)	1
193	Zotov I.S. (1van28)	1
194	Namokonov A.N. (_artist)	1
195	Test T. (TestSQL23)	1
196	Fan (sqlevich)	1
197	Shokhina N. (Nataliya28)	1
198	Khachatryan A.V. (Komitaci)	1
199	Kozhokeev D. (Drager13pt)	1
200	Chokushev N. (Nursultan999)	1
201	Shamin K. (Skyer)	1
202	Birkina L.D. (sayonara123)	1
203	Klementev A.N. (SlipNot)	1
204	Klin (ds_sword)	1
205	Skotnikov D. (Mitya1978)	1
206	Almazovich A.A. (2_Novichok_2)	1
207	Druzhinin N.V. (Nimrok)	1
208	Reshetnyak V. (Stonuvv)	1
209	Veshkina P.S. (vesha)	1
210	Kajgorodova (Kitaygorodova)	1
211	Chikaeva V.A. (Valeria_999)	1
212	Pedynin A. (blythev)	1
213	Dugdanova E.M. (kodkas)	1
214	Il'yasov I.R. (durman_71)	1
215	Dmitriev N.A. (-N1ck-)	1
216	Smagul (Shakirat)	1
217	Aman Z.B. (zhanerke.aman)	1
218	Mishin V.V. (slava_beary)	1
219	Zag (kitik_analitik)	1
220	Unregistered	35

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