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April 25, 20:43 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	Byulbyulov R.A. (royal364)	1			12	14	5	9
2	Lebedev A.I. (Made_In_Mama)	1			10	11	ban	ban
3	Buzmakov M.A. (mbuz43)	1			9	9
4	Zhekebaev A. (AdolfZ)	2			6	6	3	4
5	Kolesnikov S.O. (bulbasaurus)	1	4	16		5
6	Gapanovich P.A. (drestar1)	1	2	101		5
7	Nesov (STH80)	4	4	15		4
8	M (DanilM2304)	3	3	54		4
9	Gorbunov M.S. (gms)	1	1	26		1
10	Borschovetskij I.N. (Igor2.0)	1	1	11		1
11	Kudaibergenov I. (Ilyassickk)	1					15	26
12	Turobov N.A. (Nikita134)	1					15	26
13	Secret Key (Secret Key)	3					15	25
14	Obruchkov A. (a.obruchkov)	1					15	25
15	Klochev S.A. (unicornsereZHa)	3					ban	ban
16	ALikhodjaev T.O. (Tim.Cruise)	1					14	24
17	Dushkin V.V. (VladimirDushkin)	3					15	23
18	Semin A. (Lui)	1					14	22
19	jjjj J.J. (mouse_werber)	1					13	21
20	Sergeevna V.S. (Ku_Ku_Lya_Lya)	2					15	20
21	Yakubova M.T. (Balusha1609)	1					15	20
22	Pavlinov D. (danil_panamera)	3					12	20
23	Lytkina (kikimorra)	3					15	18
24	Kazantseva (Kazantseva Tatyana)	2					15	18
25	Lazzy1 (Lazzy1)	1					15	18
26	raikov (dimrai)	1					15	18
27	Sokolov A.N. (warrior87)	1					15	18
28	Barakov A. (BarakovAsyl)	1					15	18
29	Taszhanov T. (Timur Taszhanov)	1					15	18
30	Serik T. (_Faust_)	1					9	18
31	dufivara (d.ufivara)	1					11	17
32	qwerty Q.Q. (qwerty47353985)	1					13	16
33	grud G.G. (grud)	1					13	16
34	Posyagin (RAGE96ru)	1					12	16
35	Nyx (Ygrik-CS)	4					10	16
36	Kuramshin S.I. (Sergey Kuramshin)	2					10	16
37	Kartushina Yu.S. (yulia_Stav)	1					10	16
38	Khaziev (jiesoryb)	2					9	15
39	Tsoy A.A. (squezy13)	1					9	15
40	Shirokov M.A. (Dr.Mikhail)	3					7	14
41	n (ivverlien)	1					7	12
42	Kolobok V.T. (Kaharman)	1					7	12
43	R (RMA_)	1					9	11
44	Temirkhan Y.Q. (d4rise)	1					6	11
45	Pak (Pro100Max1)	1					8	10
46	familiya I.O. (adshiasdlaskl)	1					7	10
47	Alipov S.A. (alipSTP)	1					5	10
48	Zh A. (john_nash)	2					9	9
49	Morozova P.D. (mat_harp)	2					7	9
50	Val'kovskaya O.A. (valkosha)	1					7	9
51	Kamyzin (yolorino)	1					6	9
52	Romanov (JerseyDevil)	1					6	9
53	Narembekov T. (fountaineww)	1					5	9
54	Kaliuzhnaya E. (Ella07_85)	1					5	9
55	Degovtsov K.A. (brazilian.pdf)	1					5	9
56	Gabdulkhakov (Akfiashch)	2					7	8
57	Myagkova M. (myagkovam)	2					6	8
58	awdwdadw (alpakkaa)	1					6	7
59	Korshikov (Ilkorich)	2					5	7
60	Sembaev D.S. (miragamer29)	1					5	7
61	Saranchin M.S. (torvalds72)	1					4	7
62	Kolenko S.S. (Denitsa)	1					4	7
63	Isakov L.I. (LevIsa228)	1					4	6
64	Sakishov A.Z. (roqua1)	1					4	6
65	Konovalov (JustUty1)	2					3	6
66	Bushmanov A.M. (Bushman16)	2					5	5
67	sefasfasf F.A. (fassdfae)	2					5	5
68	P A.A. (YourPast)	1					5	5
69	Gol'tsov A. (kodzima)	3					4	5
70	Filyushkina K.A. (ksyusha_filyusha1)	1					3	5
71	Fedorov P. (AlbertSpangler)	1					3	5
72	Kabayan I.A. (Irina_K.)	2					4	4
73	yesbossyn D. (daniyar06)	1					3	4
74	Temiraev G.S. (temir23)	1					3	4
75	Ivachev N.N. (Vulpes_Z)	2					2	4
76	Kushnir S.A. (Wishmaster190281)	1					ban	ban
77	Khrupkin V.S. (CordloPerdlo)	1					2	4
78	Kyroto1 A. (Kyroto)	1					2	4
79	Rembo D.P. (Rahitos)	3					3	3
80	Dem'yanenko (BASIL_VA)	1					3	3
81	Tischenko V. (vikatish)	1					3	3
82	dzhoi -.-. (sashadzhoi1)	1					3	3
83	Komyakov Yu.V. (dreamersleet)	2					2	3
84	Ivanov I.I. (sql_svinger_double_finger)	1					2	3
85	Sobolev (SRD_NN)	1					2	3
86	Z (irzm)	1					2	3
87	Safonov (pupupum)	1					2	3
88	Onnik L. (Load_Onnik)	1					2	3
89	Tarasov N. (SQL_GOAT)	1					2	3
90	D V.V. (v67ru)	1					2	3
91	Churkin A.S. (Tyomik941119)	4					2	2
92	Dron D.D. (Dron1234)	2					2	2
93	Pribluda A.V. (anti-tank_hedgehog)	1					2	2
94	Luzin (nikitasyan)	2					1	2
95	Korolev R.V. (zouker)	2					1	2
96	Kotik A.Yu. (Nyaxys)	2					ban	ban
97	R. A. (Erayo)	2					1	2
98	Konyahin (strates2)	1					1	2
99	Akulov (ustall)	1					1	2
100	Strukov (StrukovSA)	1					1	2
101	Mel'nik K.V. (karinakios)	1					1	2
102	Savostikova (Master sql_1111)	1					1	2
103	Patsyuk D.S. (dyankk)	1					1	2
104	Mad'yarov (Ndrix)	1					ban	ban
105	Makarova A. (makkormik187)	1					1	2
106	Odintsov K. (Odintsov)	1					1	2
107	Dzhundubaev (AveRen)	1					1	2
108	Shelest V.V. (ViolettaShelest)	3					1	1
109	black N. (neoblackyeah)	2					1	1
110	Yaroslav D.E. (YarsRS_)	2					1	1
111	Duisenbayev (3UMF)	2					1	1
112	blinova N.D. (anastasiya19)	2					1	1
113	Bair (lootta)	2					1	1
114	Ivanova (molecule-_-)	1					1	1
115	Zhurtov M.Kh. (Muricle1995)	1					1	1
116	Bodnya A.A. (kiryto)	1					1	1
117	kostrov (dialolx)	1					ban	ban
118	Ivanova (ansss)	1					1	1
119	Potapov I. (Inkw)	1					1	1
120	Salikov A. (fc_am1r)	1					1	1
121	Lipin (TugoseryaPuzogitel)	1					1	1
122	Trushnikov M.N. (chajan)	4
123	Kurochkin P.A. (qwrqwr)	3
124	Sarkis'yan G. (gennadi_s)	3
125	Semenov K. (GUGU_76)	3
126	Odnokurtsev (AlFochino)	3
127	Familiya I.O. (Aura0)	3
128	Samojlov E.P. (test_user_SDET)	3
129	Peshkov T.A. (Timokha_555)	3
130	Vyazovetskov A.S. (alex_v)	2
131	Krasovskij E.A. (pegoopik)	2
132	Vdovin S. (Rujan)	2
133	nurbekov D.N. (Nevermind`)	2
134	Birlyukov K.I. (FIDEMaster)	2
135	Andreeva A.A. (annandrrrrrr)	2
136	Gusev A.O. (NowOrNever)	2
137	Ivanov (userTest1)	2
138	Guzeev N.A. (MJK46&2)	2
139	NIS I.S. (NISIlya)	2
140	Komov S.M. (Komov S. M.)	2					ban	ban
141	Yushina A.N. (Student63)	2					ban	ban
142	R (aaahzhz)	2					ban	ban
143	Byulbyulov R. (royal_byul)	2
144	Erbolat E.M. (=xX???nikita???Xx=)	2
145	s S.S. (lelouchx)	2
146	Sidorova A.M. (lexx17)	2
147	Cherkasova E. (sentyao1)	2
148	Terent'eva P.N. (Polina999nikol)	2
149	Yusupova E.R. (ellinka)	2
150	mfn vefk E.H. (jvhdvh)	2
151	Ponomarenko E.A. (koplayman)	2
152	Makarov I.A. (_Bkmz_)	1
153	V (Tenyva)	1
154	Altashin S.V. (burrito)	1
155	Koptel'tsev V. (selber)	1
156	Shilyaev D. (Shil.D)	1
157	abs V.S. (veron.en55)	1
158	K A.Yu. (Mad Harper)	1
159	Petrov A.V. (AVPetrov)	1					ban	ban
160	Filippova (verve)	1
161	Vaselendyuk D. (Vaselendyuk)	1
162	Tokado (Richi)	1
163	Hiruga (Nagi_91)	1
164	Vostokova A. (SawneyV)	1					ban	ban
165	Pogorelov M. (FH279)	1
166	Taszhanov T.K. (Timur_T)	1					ban	ban
167	Ryazanov I. (undead2025)	1
168	Prudaeva N.A. (Pavlova.nat.an)	1
169	Kuritsyn V.N. (ValNick)	1
170	Firyulina M.V. (beingpresent)	1
171	Charskaya M.V. (1magine)	1
172	Kolchenko A. (a17307)	1
173	Evseev O.A. (OlegEvs)	1
174	O (janeoosql)	1
175	Komarov D. (xkxzz)	1
176	TL A. (avi19)	1
177	Dmitriev A.A. (BAD_BALL)	1
178	Dmitry (lyrrayemvekh)	1
179	Stepanov S.A. (Magvaj)	1
180	Ryan R.R. (Ryan3111)	1
181	R. (Wra1th)	1
182	Skibin V.V. (SQL_vvs)	1
183	Lysykh V.K. (Usilitel')	1
184	Timofeev A.T. (BegginerTex)	1
185	Fandieiev O.V. (999Alex1984)	1
186	Vakulko A.V. (VAlexandrV)	1
187	Mal'kov N.S. (Holykoly)	1
188	Mishin (Bloodimirg)	1
189	Intengenova L.N. (loraint111)	1
190	Kolesov S.B. (Kolesov Stepan)	1
191	le S.E. (sedrus)	1
192	Mamuchadze V.D. (Valeria48)	1
193	Sokolova O.V. (Ol'ga2026)	1
194	Lebedev K.V. (Kirill_K3_47B)	1
195	Azanov (kulinarr)	1
196	Eugene (home_head)	1
197	Sergeev I.A. (skorodum)	1
198	Zhidkikh I.A. (Ivan.Zhid197)	1
199	Dana D.D. (danochka128)	1
200	Samokhina A.A. (Ania Nel)	1
201	Aleshina V.A. (Bibi_Healer)	1
202	Aurelius (gineus)	1
203	Ustimenko (brat2alek)	1
204	Zinov'ev I.V. (ilyazzzzzz)	1
205	Startsev D. (diman166)	1
206	Shatilov D. (ddaanniill)	1
207	Utkin S.A. (Aethel)	1
208	Gunkin (d_m_q)	1
209	Kruglikova V.E. (star_173)	1
210	ver (remli)	1
211	Alen N.G. (Nurgul')	1
212	Nabidolla D.E. (Dariyanabid)	1
213	G T.T. (ViperXXX)	1
214	Ust'yanova (Sharki4)	1
215	Vasil'chenko (kdr111)	1
216	Yakovleva T.O. (mala zeleni garoschkof')	1
217	Bocharova V.E. (Malvisa)	1
218	asd A.A. (fgh678900)	1
219	Bezhnar A.I. (artikius)	1
220	Kozhash D.B. (mindcapprime)	1
221	Langlits V. (Langlits)	1
222	vm (AlexanderTGreat)	1
223	Ishaq M. (Semaphore)	1
224	tyshchenko A.D. (ebenboben)	1
225	Deryagina V. (Valeria_deryagina)	1
226	Mikanev A.S. (and_meek)	1
227	Podolyan (Rrrrrrram)	1
228	Snitsarev V.P. (Vyacheslav888)	1
229	raikov (dimrai2)	1
230	Unregistered	38

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