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September 15, 14:01 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	Bobrov M.A. (Bobrov Mikhail Alekseevich)	2			5	8	3	6
2	Shibaev (saah)	1	2	81	1	6
3	Nasyrkina E. (eleonnora12)	1					15	26
4	Gimazetdinov F.R. (Fargat)	1					15	26
5	Zajnudinov I.Z. (LiLQ_Bite)	1					15	24
6	Bakhtiyarova A. (Asya8)	1					15	24
7	Ushakov G.A. (Teachnolog)	1					15	21
8	Kalugina K.S. (DaraKori)	3					15	18
9	Borisova V.G. (viola??)	1					15	18
10	Baranova D.S. (ddariathb)	1					15	18
11	Barashkin A.A. (conquru)	2					12	18
12	Karlin A.N. (smeshepuz)	1					14	17
13	Bumagin N. (BumaginNikita)	2					10	17
14	test (topsoft1509)	1					13	16
15	Vyuzhanin (Plashka)	1					10	16
16	Geldimammedov B. (Baymammet)	2					12	15
17	Kolganat A.S. (Kolganat)	6					10	14
18	Kassymova M.M. (Kassymova)	2					10	14
19	Kulmakhan E.N. (Ernur Kulmakhan)	1					10	14
20	Timofeeva U.A. (wrh)	2					10	13
21	holo (holocron)	1					10	13
22	Bekmaganbet K. (Bekmaganbet)	3					9	13
23	Zainullin O. (Zainullin)	1					9	13
24	Ryazanov D.D. (DaniilRyazanov)	1					8	13
25	Shabunina A.O. (shabunina.ao)	1					8	13
26	Zhabina I.S. (Irina Zhabina)	4					9	12
27	kononov M.A. (PyckuuHuk)	1					9	12
28	Islamov M.R. (Mikael'120506)	3					8	12
29	Palilova V. (_i_n_s_s_)	3					7	12
30	Kashin I.V. (ikashin)	2					11	11
31	D'yachkova V.M. (vikauwz)	1					9	11
32	Gagarina A.V. (Antxrf)	1					9	11
33	Rakhmangulov D.T. (RDT)	1					9	11
34	Kryuchkova V.A. (Leraa)	1					9	11
35	FFFF D.E. (rrrchhh)	2					8	11
36	Angelina (a_kappy)	1					8	11
37	Lys A.V. (cogi)	2					7	11
38	Nagibin M.A. (Nagibin_Mikhail)	1					6	11
39	Gajnutdinov (AiratG)	1					8	10
40	Sidorova Yu. (yloko)	3					7	10
41	Lunegova A.A. (Angelochek_l)	3					7	10
42	Bulkhukov S.D. (qurultai)	3					6	10
43	7shkin S.V. (Slavnik)	2					6	10
44	Khandogina Z. (flazz)	1					8	9
45	Kozlova E. (da_budet_tak)	1					6	9
46	Zhivotnoe B. (Limonna)	1					5	9
47	Gorlanov A.S. (arbuznedorogo2)	1					7	8
48	Kameneva N.P. (NataKam)	2					5	8
49	Mikitey (Hardbinger)	4					6	7
50	Azhovkov (forana1977)	1					6	7
51	Shvedova S.S. (shvedova.ss)	2					5	7
52	Avpazkyzy A. (Ayaulymavpazkyzy)	2					6	6
53	Krivov N.S. (KrivovNS)	1					4	6
54	Korotkevich I.A. (somnambula)	1					3	6
55	Fridman P. (Magistor+)	3					5	5
56	Dauren A.D. (kkhan000)	2					5	5
57	Nat D. (Denver-1st)	1					5	5
58	- M.-. (sksksksk)	1					5	5
59	Zhargalov M.Zh. (zharmas)	1					5	5
60	Lozovoj G.V. (HoroL)	1					5	5
61	Sirozhov A.M. (Sdoied)	1					5	5
62	Shigina (StefVas)	1					5	5
63	Ivanov V.P. (ivanov_v.p.)	1					5	5
64	Krasnov A.A. (Nutr1k)	1					3	5
65	gabit A. (araigabit)	2					4	4
66	Sirotkina T.A. (Tat'yana65183817912892918)	2					4	4
67	Zheleznov E.G. (FRED!)	1					4	4
68	Simonyan A.V. (Shvaindahder)	1					3	4
69	Sudarkin G.I. (sudarkin)	1					3	4
70	Savrasov A. (alexisse)	1					3	4
71	Pochtova E.A. (Evgesha13)	2					2	4
72	Shim A. (DDMaFuck)	2					2	4
73	linhcoder L.H. (linhcoder)	2					2	4
74	Sofronov A. (SAstrateg)	1					2	4
75	Bakhyt (Super_Noova)	1					2	4
76	Lebedeva E.V. (Lena_Swan)	1					3	3
77	Bolatov S. (BolatovSanzhar)	1					3	3
78	Levin Yu.A. (pdestroyer)	2					2	3
79	Razumov V.D. (jackaless)	2					2	3
80	Dut O.A. (olga_dm_d)	1					2	3
81	Ruban (danik krum)	2					2	2
82	Kitaeva Yu.V. (Yk_ka)	1					2	2
83	Kozachek N.S. (@NikolasIoSif)	1					2	2
84	Artamonov A. (Artamoon)	1					2	2
85	suleymanova V. (Vasiga)	3					1	2
86	Goldobin E.G. (prm259)	2					1	2
87	Taurbek B.D. (Bagy)	2					1	2
88	Artemev L. (Leonid S.)	2					1	2
89	Smirnitskiy (alexsmr)	1					1	2
90	Gamirov (toxtaga)	1					1	2
91	Zhmyshenko (notepu1)	1					1	2
92	Berezovskaya D.V. (dashaeverafter)	1					1	2
93	Molchin A.V. (a_molchin)	1					1	2
94	Kolobin N.S. (gerod0t)	1					1	2
95	Gadel'shina V.D. (GadelshinaVD)	1					1	2
96	Sagandykov A.B. (amiri2sb)	1					1	2
97	Ajrapetyan A.V. (Mamkin_drifterrr)	1					1	2
98	Pupkin (ChK2026)	2					1	1
99	Sorokina E.S. (lzvtsrkn)	2					1	1
100	Surname (sean_archer)	1					1	1
101	Gusev D.D. (dimenorm)	1					1	1
102	Lesnikov Yu.A. (ceagest)	1					1	1
103	Karp (egrk)	1					1	1
104	Shipov G.2. (McLovin_67)	1					1	1
105	Neklyudov A. (Alen347)	1					1	1
106	Abdulmanapov A. (Dvarik)	3
107	Tudupova U.B. (uianna)	3					ban	ban
108	Romanchuk I.A. (ial.romanchuk)	3
109	Kulichik N.S. (kulichik50spqwe228)	3
110	Koptel'tsev V. (selber)	2
111	Demidenko A.A. (BorisEltsin)	2
112	Dulev M.I. (Pro100tetris)	2
113	Skokov B.S. (leks$$)	2
114	Gorobinskij (demonguest)	2
115	Pavel P.P. (familka)	2
116	Tjurin V.A. (V.A.2812)	2
117	Kovalevskij P.V. (soulshon)	2
118	Kaus I.A. (Ka_rina)	2
119	Kozlov I.S. (ivank88)	2
120	Aleksyuk T.A. (talexuk2)	2					ban	ban
121	Zhukova (tamzhu)	2
122	korovin D.Yu. (hello_2090)	2
123	Koudriavtseva (Larissa)	1					ban	ban
124	Lubentsev (kraft)	1
125	Khorchoeva (nxor)	1
126	Vasil'eva E.N. (Elenavas1984)	1					ban	ban
127	Kraskova O. (kraskovaolga)	1
128	Kotanskij K.K. (Kotichek)	1
129	Garifulla N. (Nurik2003)	1
130	Voevodina (MariaYuto)	1
131	Cherentsova M.M. (margo0821)	1
132	Isaev V. (valeriy.pervui)	1
133	Snyatkov M.V. (Snyus)	1
134	Smirnov K.S. (Cheril)	1
135	Provorchenko N.I. (CanaryBell)	1
136	Drozhzha D. (D-D-Drozhzha)	1
137	Vasil'eva E.A. (Evasilyeva)	1
138	Nuradinov U. (urasan)	1
139	Safonov D.A. (cobol78)	1
140	Pichugov V.A. (VictorPichugov)	1
141	Mallaev (Artmallaev)	1
142	master (mastema)	1
143	Sarkis'yan G. (gennadi_s)	1
144	Protopopov M. (promikhail)	1
145	Titov (mahaon_1999)	1
146	Nikiforov (Ekari)	1
147	Pavlov I.A. (WhiteCat110)	1					ban	ban
148	Murat A. (kiskispsps)	1
149	Abdrejmova A.B. (moonshine26)	1
150	P I.*. (IrinaPetr)	1
151	Dubina (BITW120496)	1
152	R. (Wra1th)	1
153	Kristina (bodyexcel)	1
154	Muratov D.A. (Enovostuck)	1
155	Komov S.M. (Komov S. M.)	1
156	Skibin V.V. (SQL_vvs)	1
157	Lysykh V.K. (Usilitel')	1
158	Akameeva S.V. (SVA1)	1
159	Velichenkov D.A. (Galotane)	1					ban	ban
160	Abramov V. (Ichigo Kurosaki)	1
161	Bogdanic A. (Anteee)	1					ban	ban
162	Mironenko O. (Ol'ga Miro)	1
163	Spitsin V.V. (Vitaly699)	1
164	Tsyrenzhapov R.B. (RuslanTsyren)	1
165	Banzarov E.B. (buddha.)	1					ban	ban
166	Tsydenzhapova Yu.B. (juliaTsy)	1					ban	ban
167	Shishkin (That_Pear)	1
168	Bogatyrev N.V. (BNV2873)	1					ban	ban
169	squirrel (squir_el)	1
170	Bochkova (PunDora)	1
171	Skorіkov D. (devus)	1
172	Shishova P.S. (shajealess)	1
173	Bawane H.U. (Harsh_18)	1					ban	ban
174	Shil'chenkov M.A. (msmshilchenkov)	1
175	Volkova V.I. (vivi__meow)	1
176	Rushanyan A. (sasik1984)	1
177	zamanova (gulkh)	1					ban	ban
178	New R.G. (newLogin)	1
179	Merkulova A.V. (alyohalyo)	1
180	Pechenkina A.O. (Kote_Chan)	1
181	Nesterov D.A. (saha909)	1
182	Sol' M.A. (Sol_M)	1
183	Kunitskiy T. (eksayn)	1
184	o M.Yu. (rina1)	1
185	Turchuk A.V. (Anastasiya_Turchuk)	1
186	Pechechyan (ZagreusLuv)	1
187	guru (rgcust)	1
188	Khazhikarov K.M. (Hioms)	1
189	Tsyrenzhapova N.A. (nomini)	1
190	Kagarmanov A. (wwww12)	1
191	Veselova R.D. (Mi2850)	1
192	Gajnetdinov (happyMri)	1
193	-- -.-. (sssnow1)	1
194	Kondrashov (donni_m)	1
195	wefrgth E.E. (scdncsc)	1
196	Salmin A.A. (Oksidy_SQL)	1
197	Karapetyan (Cianatalaqui)	1
198	Shalaev O. (Atrotos)	1
199	Vasyliev A.V. (Alex_Evp)	1
200	Rudenskij R.A. (MHKSolo)	1
201	Ponomarenko A. (Al'bertPonomarenko)	1
202	Mikhajlov (DohnJo)	1
203	Grishina Yu.I. (Yunona Grishina)	1
204	Egorov A.A. (GreyHound)	1
205	Mironov R. (calc1te)	1
206	Naumov (molzy)	1
207	Unregistered	70

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