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October 14, 11:27 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	Scheglov A.V. (Andryukha555!)	4	3	7	11	21	ban	ban
2	Sh S. (junopark1)	2	1	49		2	1	2
3	Selin R. (racecelin239)	2	1	-2		2
4	Klimontova M.A. (white1804)	1					15	27
5	Agal'tsev R.E. (Satokuson)	1					ban	ban
6	Gafarov I.I. (gafar2008)	1					ban	ban
7	Fyodorova I.A. (IrinaFed)	1					11	19
8	Bondarchuk G.V. (Gosha11112233)	1					10	18
9	Bessonov A.A. (Matras_AS)	1					ban	ban
10	Shvarts (aviatorstyle)	1					10	17
11	Nesterov G.A. (GeRo_chto_to)	2					8	16
12	Yashina A. (k4litushka)	2					8	14
13	DDf (ddf4)	2					8	14
14	Murav'ev M.I. (Nigrin)	1					10	13
15	Kamolov S.A. (NOOBiik)	1					8	11
16	Nikolaev F.M. (Dionis6059)	1					7	11
17	Pravdin F.M. (Ivan97jTO)	1					6	11
18	Gubin A.S. (asdadzfxe)	2					5	11
19	tkachenko (NotFufx)	1					8	9
20	Cherednichenko Yu.V. (Kottosh)	2					7	9
21	Kolbaev (Veaablok)	2					6	9
22	Gafarov I.I. (gaf0000111)	2					ban	ban
23	Gorst L. (deHor)	1					5	8
24	Khasanov W.W. (dawd)	1					5	8
25	yuyuyu V.N. (vladdossik)	1					4	8
26	Shvetsov K.V. (Vermillionik)	2					6	7
27	Filina A. (Arina F)	1					6	7
28	Belkov D. (Belkov2026)	1					5	7
29	virt (Virtwyn)	1					4	7
30	Petrov A.A. (Zoxi123)	1					4	7
31	Grigorovich D. (Yaponskij Bog)	1					5	6
32	Tutarkov A. (barmaley19)	3					3	6
33	Salikhov R.A. (Ruzik707)	1					3	6
34	Meteleva A.V. (Meteleva Aleksandra)	1					5	5
35	Me M.K. (MiaM2)	2					3	5
36	Chikarin A. (Alexander Chikarin)	2					3	5
37	Krasnov D.A. (krasti)	1					3	5
38	woodpecker (W00dy)	1					3	5
39	Mizin D.V. (MizinDenis)	1					4	4
40	Galeev I.O. (Gnom567)	2					3	4
41	Ivanov N. (kumetsky)	1					3	4
42	Voronina (amogusita)	1					3	4
43	Grebenyukov S. (OstapGreb)	2					2	4
44	- (vlazhnyj mokh)	2					2	4
45	Molonov A.V. (DYUSHA777)	1					2	4
46	Berseneva T.M. (Bersa_3785)	1					2	4
47	interesniy C. (a_kkxr)	1					2	4
48	Satov Zh.Zh. (MDDUK)	1					2	4
49	Ivanov I.I. (asd273)	1					2	4
50	Korgambekova A.K. (Ajzada27052000)	1					ban	ban
51	Zhopkin (Vanek_destroyer)	1					2	3
52	Toymyradova T.T. (Tazegul06)	1					2	3
53	Kuklin A.A. (jdun)	2					2	2
54	Malygina E.A. (EAMalygina_)	2					2	2
55	Limanskij A.D. (Lazy Loaf)	1					ban	ban
56	Tolebek A.K. (fafok)	1					2	2
57	Ziganshina D.R. (Ziganshina Diana)	1					2	2
58	Popova K.K. (Popova Ksyusha)	1					2	2
59	Luchko A.A. (Andrej126)	1					2	2
60	Zhizhilev A.S. (artembrbrbr)	1					2	2
61	Kydyrov S. (SultanBeybars)	2					1	2
62	Morozova A. (Schwarze_Katze)	2					1	2
63	Bob (foxtailer)	2					1	2
64	Mazovetskij Ya.D. (Mazovetskij)	1					1	2
65	Dimitrov V.M. (vencid)	1					1	2
66	Tolonbaev Zh.T. (6o6ocuk)	1					1	2
67	salmanov (onlu)	1					ban	ban
68	Zhuk I.N. (Ilya_zh)	1					1	2
69	Bashkirtsev A.A. (kilua0301)	1					1	2
70	Gogotov I.M. (p1CAS0)	1					1	2
71	Karnaukhova A.R. (Linnchick99)	3					1	1
72	Stepan S. (Stepa123)	3					1	1
73	Anastasia (Moorland)	2					1	1
74	Ermakova L. (Lilyerma)	1					1	1
75	Drozhzha D. (D-D-Drozhzha)	1					1	1
76	Zosidze (Kate_Zosidze)	1					1	1
77	Andreev K.A. (sun1zu)	1					1	1
78	sultanov S.S. (Veran_Shard)	1					1	1
79	Anal T.E. (Don Karlione)	1					1	1
80	Vedernikova (laracroft)	1					1	1
81	Klevtsov D. (HotDogMaster)	1					1	1
82	Kuklina K.A. (Prajs)	1					1	1
83	Gordejchuk F.S. (Filipp19)	1					1	1
84	Khorchoeva (nxor)	3
85	Filippov A.O. (aboba4_4)	3
86	Petrov R.P. (Roman$$$)	2
87	Cherednichenko Yu.V. (Kottoshak)	2
88	Pitcil (fallsin)	2					ban	ban
89	Ponomarev V.I. (zanue)	2
90	Oten Y. (CORTEZZ)	2
91	Ivanova (evkaa1234)	2
92	Dulanov A.S. (8bobrik8)	2
93	Lebedev G.A. (xeGalaxy)	2
94	A (esherbek)	2
95	Efimova K.I. (flowuuup)	2
96	tsukerberg M. (floglan)	2
97	Sav H. (Master83_65)	2
98	v D.V. (Dim33)	2
99	Sherstobitova D.V. (medny29)	2
100	Kam M. (kkk3108)	2
101	chigoryaeva (hermilam)	2
102	Shibaev (saah)	1
103	Krasovskij E.A. (pegoopik)	1
104	Pastukhova Yu.G. (yulianka)	1
105	Koptel'tsev V. (selber)	1
106	Morozova I. (IMorozova)	1
107	TiamaT (Tiam)	1					ban	ban
108	Zahorodnii A.S. (A.Zag)	1
109	Rez (tiamat216)	1					ban	ban
110	A (Chelgu_TM)	1
111	Kalinov I.A. (Werner1989)	1
112	Tarakanova V.A. (VikTarak)	1
113	214314 ([qpwrhgjnjsvd)	1
114	Markin N. (Qmaro)	1					ban	ban
115	Kazhuhovskiy (till123)	1
116	Denezhko (Iren Adler2021)	1
117	zak I.A. (Zeon0001)	1
118	Beloborodov (oreshek32)	1
119	Kornienko A.V. (_taz_)	1
120	Shagalov O.L. (TTC)	1
121	Telepova D. (daria_telepova)	1
122	Kontar Alex (alkont)	1
123	Dmitriev (yara_slav)	1
124	Shirokov E.S. (EvgenShir)	1
125	Sukhareva (Nedologist)	1
126	Sarkis'yan G. (gennadi_s)	1
127	PETROV A. (MansoN_MN)	1
128	ss A.S. (SashaSS)	1
129	Bellonin K. (KB-1)	1
130	Magomedov M. (Mur$)	1
131	R. (Wra1th)	1
132	Kholkina (dimayulia2002)	1					ban	ban
133	Tirejkina (lulu_Archie)	1
134	Boronbaev D. (senpaidias7)	1
135	Belyatskij A.A. (alexey_bel)	1
136	Mironenko O. (Ol'ga Miro)	1
137	Goncharov M.D. (AnOM007)	1
138	Safronov P.A. (Paulus73)	1
139	tagiyeva N.G. (nurcvmmcmmaad)	1					ban	ban
140	Zhafyorov D.R. (Nascarjke)	1
141	Kurenkov (Saron)	1
142	karlekar V.A. (vedant@123)	1
143	Abdr N. (abdr)	1
144	Smith (rudy_1909)	1
145	Nurbaev V.V. (Ulanovka)	1
146	Rusinov A.M. (AXTR)	1
147	Shitsyn T.A. (Yota611.)	1
148	Glukhov A.E. (Bobik322)	1
149	Kalinin R.A. (khaly)	1
150	7shkin S.V. (Slavnik)	1
151	Romanchuk I.A. (ial.romanchuk)	1
152	Golyandina (nap@)	1
153	Dut O.A. (olga_dm_d)	1
154	Lazarev K. (AnnQ1985)	1
155	Nikitin T.E. (Now2Where)	1					ban	ban
156	Tereschenko M.Yu. (Teretto)	1
157	Bokuchava A.G. (Teddy_23)	1
158	Oliver (klavamish)	1
159	Krutoi (KentKrutoiBro)	1
160	Myal'kin E.A. (invincblemouse)	1
161	Ermakov I. (Richusha88)	1
162	Zhabina I.S. (Irina Zhabina)	1					ban	ban
163	Mishenev M.M. (Mishenev Mikhail)	1
164	Faskhutdinov A.A. (sfiler)	1
165	Suntsov K.O. (KirillSuntsov11)	1
166	Baukina E. (Yo88)	1
167	Chervyakov S.A. (stttttts)	1
168	Smirnov D.P. (sdnl000)	1
169	Sukhanov E.S. (stdnt091)	1
170	Rybin D.Yu. (Bill44)	1
171	Tihomirov N.V. (Tetr654)	1
172	Smirnov M.A. (Omellou)	1
173	Zemtsova V.M. (dajte dostup)	1
174	Kubasov D.M. (DenisDM348)	1
175	Roger G.P. (Rodarik)	1
176	Kalmagambetov A.R. (kaliax)	1
177	Babka9 (Sereja_je)	1
178	Kislykh A.I. (ArsenyKis)	1
179	ZH G. (gzh)	1
180	Bratanov D.A. (Sm00ve)	1
181	Slyusareva E. (Sportgirl55)	1
182	Balchugov D.N. (Chygis)	1
183	Nikolaev A.V. (artem_nikolayev)	1
184	Kashmilo A.A. (Bogankashtern^-^)	1
185	Shevchenko I.E. (Burnman)	1
186	Vova I.S. (cvsdxk)	1
187	Yakimov V.A. (Dead_Angel)	1
188	Andreeva O.P. (Looozh)	1
189	Minaev V.A. (sharp763)	1
190	Simonenko V.S. (Viktoria 19)	1
191	rieltor M.A. (obuchashka22)	1
192	Kharchenko E. (egortop)	1
193	Ivanova A.I. (kaka228)	1
194	t 3.A. (t3a)	1
195	Nikitina O. (olgan19)	1
196	Mitusova (ORgaMm)	1
197	Zasimuk A.V. (Lexi_foxy)	1
198	gladenkiy K. (tnaCiruce)	1
199	Unregistered	34

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