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November 10, 12:42 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	Lee (xexexexexe)	2			9	9	3	4
2	r A. (arb_)	1			5	7
3	Nikolaeva M.Yu. (mrooozzz)	1	4	8		6
4	Ivanova O.N. (olga_ivanova)	2	4	-1		5
5	Sh S. (junopark1)	1	2	83		5
6	Kuznetsova (Galen2102)	3			3	3	13	16
7	Popov M. (SeriousMike)	3			3	3	7	7
8	Shibaev (saah)	2	1	105		2
9	Dolgikh D.S. (dmitry5SQL)	2			1	2
10	Markin N. (Qmaro)	4	1	5		1
11	Akhadov A.R. (AlikhanDr0)	2	1	1		1
12	nevelarova L.A. (nikel')	1					ban	ban
13	Klevtsova V.A. (VaryaKL)	1					15	26
14	Rasov I. (ivanr12)	4					15	25
15	Sobitova (SBTV)	1					15	25
16	Anokhev G.A. (gleb2007)	1					15	25
17	Mekhtieva M. (Milada12213443)	1					15	25
18	Bolobokhin M.M. (GABZAVR67)	1					15	23
19	Bolat A.A. (Aidyn122)	1					15	22
20	Vinogradova (Margo456)	5					13	22
21	Denisov K.I. (Kirill000555)	3					11	19
22	Anokhin G.A. (anat0lichch)	2					15	18
23	Dankov D. (davidiq)	2					15	18
24	Kozlov E.O. (egorkozlov)	2					15	18
25	Novikov (Kira12341234)	1					12	16
26	Vakhromov (ivan393)	1					8	14
27	Gur'ev A.V. (goose78)	2					10	13
28	Tereshkov A.I. (alexsdgui)	1					8	13
29	Kaneva V.S. (kaneva2603)	1					8	13
30	Myau (faresick)	1					8	13
31	Vasilev V. (Valera2311)	1					ban	ban
32	Doronin (bkebab)	1					9	12
33	Aksyonov N.S. (hest4k)	2					8	12
34	Abimoldanova A.E. (Ichio)	2					9	11
35	Yarmolenko D. (dianayarmolenko)	2					9	11
36	almousa (Ghina)	1					7	11
37	Fomicheva (pppolinaaa)	1					7	11
38	Asyutin G.S. (gavriilasyutin)	1					7	11
39	Gur'ev A. (gorgor)	2					6	11
40	Tkhorev (MrPryanik)	3					7	9
41	Pronin I. (Milord)	1					7	9
42	Tikhomirov (TikhomirovEgor64)	1					7	9
43	Zholnerov A.P. (perelopacheno)	1					6	9
44	K (foarfece)	3					5	9
45	Epishin N.E. (sp1tea1)	2					5	9
46	Shafigullina L.M. (leisaf)	1					5	9
47	Zhuravlev (fakemink)	1					7	8
48	Kormilin A.A. (Aleksandr Kormilin)	2					5	8
49	Khodakov ($win)	1					5	8
50	Olejnikova M.A. (Mariya Olejnikova)	1					5	8
51	Kuzennaya U. (kuzennayaua)	1					5	8
52	Gayov G.S. (run9091)	1					7	7
53	Smit B.B. (Jsnx)	2					6	7
54	Kunafina R.R. (std_kunafina_ru)	1					6	7
55	mi216 J. (666jm)	1					6	7
56	ivan (ivan_tea)	1					6	7
57	Sheenkova V.A. (vittorriana)	1					5	7
58	Bogdanov I.E. (nine/saint)	1					4	7
59	Romanyukin (Brawlz)	1					6	6
60	Pozdnyakov P.A. (ktopix)	1					5	6
61	Antonov I.Yu. (mrgv96)	1					4	6
62	Khalyavin (vaserop)	1					4	6
63	Mironenko O. (Ol'ga Miro)	3					3	6
64	borisov A.N. (borftn)	2					3	6
65	Cherednichenko Yu.V. (Kottosh)	2					3	6
66	Bokarev (Kiltoniel)	2					3	6
67	Klindukhov S.M. (Amakhasla)	1					3	6
68	Prusikin (ankxxie)	1					3	6
69	Beck (maria_10)	1					3	6
70	Kislyakov (grkis)	1					3	6
71	Begim I.Z. (griem)	2					5	5
72	Temnikova K. (KarinaSergeevna)	2					5	5
73	Laptsevich A.D. (Zamiokulcas)	2					5	5
74	Pavlov I.A. (gnsn)	2					5	5
75	TMK (mari44tk)	2					5	5
76	Serazetdinov I.R. (IldarSerazet)	1					5	5
77	Klevitskij V.M. (VladislavKlev)	1					5	5
78	Golobov (rbp)	1					5	5
79	Nikolaev A.N. (AlexeyHeizenberg)	1					ban	ban
80	Lomov R.V. (Silverom)	1					4	5
81	Hasan J. (Ashik17)	3					3	5
82	Zverev V.D. (Zverev_Kaelthas)	2					3	5
83	Kovrigina K.D. (Kovrigina Kristina)	2					4	4
84	Krasnov (Youter16)	1					4	4
85	Prokudin A. (prokusha)	1					4	4
86	Blektorn (William Blacktorn)	1					3	4
87	Branashko D.V. (Dmitriy_Branashko)	1					3	4
88	Gudozhnikov (LEXA RUBAK1)	1					3	4
89	Kim (geobukseon)	1					3	3
90	Ivanov I.I. (ivan228)	1					2	3
91	Bogomolov Yu.A. (tr7048)	1					2	3
92	Zakharova K.A. (katya333)	1					2	3
93	7shkin S.V. (Slavnik)	1					1	3
94	Tsarenko A. (carenko3)	2					2	2
95	Putilov (Sql12223)	1					2	2
96	Zolina (nyvmicha)	2					1	2
97	Burov K.M. (gopher_)	2					1	2
98	Tikhomirova Yu. (YUz_)	1					1	2
99	Drozhzha D. (D-D-Drozhzha)	1					1	2
100	Aleksandrov D. (Gerostete)	1					1	2
101	Sorokin K.S. (Soge_King)	1					1	2
102	Shevko A. (neyana)	1					1	2
103	Khopta A. (APetroWhich)	1					1	2
104	Krivets M.S. (Maria Krivets)	1					1	2
105	Dubovskikh A.M. (lolocaha)	1					1	2
106	Rakhmatova E.D. (RakhEl)	1					1	2
107	Savilova K.S. (savilovakss25)	1					1	2
108	Rasputin D. (dmitrirasputin)	1					1	2
109	Golubeva E.A. (GolubevaEA)	1					1	2
110	Koryakin V.V. (Gglglg)	1					ban	ban
111	Kykolnikov (Krasaucheg1111)	3					1	1
112	Fff (Ommm35)	2					1	1
113	Pavlova (ggyou)	2					1	1
114	Dmitriev A.A. (Tupsimple)	2					1	1
115	Derevnin V.O. (OUTERHEAVEN)	2					1	1
116	Nor N. (Nemanor)	2					1	1
117	Lesnikova A. (nebulaX365)	1					1	1
118	Fomenko A.E. (AleksandrFomenko)	1					1	1
119	Golikov S.Yu. (makinwin08)	1					1	1
120	Zinchenko M.M. (Zinchenko Mariya)	1					1	1
121	Dudich N. (nikodud)	1					1	1
122	Krasovskij E.A. (pegoopik)	2
123	Gitinomagomedov (gmansur88)	2
124	Stepanov N.P. (Stepanov Nikita)	2
125	Bormotova K.V. (bormotova)	2					ban	ban
126	Bochkova (PunDora)	2
127	guru (rgcust)	2
128	Vasil'ev V. (Valeriy123)	2					ban	ban
129	Kazantseva V.V. (lera22)	2
130	Moiseev R. (ntgolda)	2
131	Matveeva O.N. (Olga_Matveeva)	2
132	elinov N.O. (nikesnt27)	2
133	Gladkov D.M. (dqr)	2
134	Ivanov A.Yu. (ARtemIvanovIT3)	2
135	Farrakhov R.R. (rufarr911)	2
136	Rusinov N.Yu. (RusinovIT3)	2
137	Smolka D. (GreenBro)	2
138	Lopatin D.A. (charlie_sadizt)	2
139	Kinyov I.E. (Villzonhal)	2
140	Dzoldasbekov N.C. (yruma)	2
141	Andrej (skvotoss54)	2
142	Koptel'tsev V. (selber)	1
143	igo I. (igogoblin)	1
144	Chan Kh.N. (ChanNgok)	1
145	Abilkaiyr B. (birzhan12)	1
146	Boldyreva A.A. (nastya-moreva)	1
147	Frolov K.A. (Murderface_)	1
148	Radmirko A. (Radmirko)	1
149	Kuritsyn V.N. (ValNick)	1
150	Mamaraimov S. (Saifullakh)	1
151	Ivanov I.P. (Milwa)	1
152	Serbinova V. (Wellanell)	1
153	O (janeoosql)	1
154	Trushkova E.M. (katiatru)	1
155	Sarkis'yan G. (gennadi_s)	1
156	Serov Yu.A. (Yuriy2005)	1					ban	ban
157	Golovkin I.A. (GHOST2508)	1
158	R. (Wra1th)	1
159	Maratov O. (spoer)	1					ban	ban
160	Derakova A.M. (your_weakness)	1
161	Galechyan A.S. (Ghalechyan)	1
162	Seregin (sk15)	1
163	Lena (i_am_pine)	1
164	Safronov P.A. (Paulus73)	1
165	Spassk A. (Alek$)	1
166	Tsaryova Ya.A. (KooYan)	1
167	Barabulya A.V. (an0ni)	1
168	Kiselyov V.O. (alohavladimir)	1
169	Tugdumov B.B. (Badara_01341)	1					ban	ban
170	Stash A.A. (Aminat)	1
171	Owl T. (Tony_Owl)	1
172	Soryu A.L. (RemiliaScarlet3)	1
173	Vor (Daschutka)	1
174	Nesterov D.A. (saha909)	1
175	Ivanov (denisssss1234444)	1
176	Andreev K.A. (sun1zu)	1
177	Faskhutdinov A.A. (sfiler)	1
178	Amburtsev A.A. (AlexanderAmb)	1
179	Panfilov (Nosorogik)	1
180	Stepanchuk D. (__Lonely__)	1
181	Aksenova (bludypypy)	1
182	Smirnov P.A. (SmirnovPA)	1
183	tkachenko (NotFufx)	1
184	Bagaeva I.G. (Irina22222)	1
185	Samarin (gooooose)	1
186	Vladimir (Velveto4)	1
187	Pinchuk E.A. (chuk4a)	1
188	dubrovskaya M. (maria dubrovskaya)	1
189	tututu P. (Ajranchik)	1
190	. .... (polytapir)	1
191	Elovikov V.N. (Barrn1)	1
192	Prokop'ev A.P. (Mortra)	1
193	Semenischeva N.A. (NataliaSSS)	1
194	marat M.F. (Marat Fotin IT7)	1
195	Mityushin M.K. (maksimmityushin)	1
196	vedrov (ivan123123)	1
197	Lepikhin K.V. (Kirill Lepikhin)	1
198	Vitv Ch.L. (Ochochoch)	1
199	I G. (Gregory_58reg)	1
200	Semin A.S. (AleksanderSemin)	1
201	Novikov A.D. (artem_novikov)	1
202	artem (ptlcm)	1
203	Kovalenko S.S. (Guzlik&SQL)	1
204	Voron M.Ya. (Ya1abuba)	1
205	Mangirova (boredom_)	1
206	Permyakov E. (srakaeb1488)	1
207	Filippova K. (tvnk)	1
208	Antipin D.K. (Antipin67)	1
209	Vitukhina A. (nastenanorm)	1
210	Bulychev A.M. (Lexa4_Ovsk)	1
211	Baranov D.A. (chumazzzi)	1
212	Efremov A.V. (artem_efrem0v)	1					ban	ban
213	Mamedova N.F. (AsteriaVesper)	1					ban	ban
214	Bedretdinova A.I. (Adel'kaaaaaaaaaa)	1
215	Omarov N.Y. (nurs12qwaz14)	1
216	Zemerov V.V. (zelodya)	1
217	Egorova A.G. (Ange_good)	1
218	Gorbanenko K.D. (Kirillk)	1
219	EsKyuElev (Garik-M)	1
220	qq (Steralka)	1
221	Sobolevskaya D.A. (miraimirai)	1
222	Filimonov V. (AlmiF)	1
223	riot R.R. (riot_pass)	1
224	Rasov I. (otec_SUBD)	1
225	Barsov A. (Alex Barsov)	1
226	Talgatuly D. (didartopchik)	1
227	Relikov D.E. (nextPal)	1
228	Mar S. (Shlapa111)	1
229	Antonenko M.A. (Pat1son)	1
230	qw Q.W. (eger2e32332)	1
231	Shvarkunov V.V. (v-shvarkunov)	1
232	Golub O.A. (OAGOLUB96)	1
233	Bazarov A.R. (arbazarov)	1
234	Timoshenko A.V. (smbbae)	1
235	Bobylev D. (Mr.Shuman)	1
236	Tret'yakov E.S. (luckerock1)	1
237	Unregistered	33

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