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February 18, 11:31 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	Kurakina M.A. (MAryku1989)	1			6	8
2	Belskiy V. (Gambit87)	1	1	64		3
3	Skokov B.S. (leks$$)	1	1	22		1
4	Kibalina I. (inna.kibalina)	2			1	1
5	Saipov S.M. (Saidbek)	1					ban	ban
6	Shevchenko M.V. (p4p4l)	2					13	22
7	Konovalov D.A. (dimanchikSQL)	1					11	19
8	Isabekova A.S. (Ajyana)	2					15	18
9	Gorkov (narr3309)	1					12	18
10	Musl A. (hammep)	1					ban	ban
11	post D.P. (davidikov)	1					8	14
12	Marin N.R. (reexesd)	2					7	13
13	Zhadanov D.A. (hooker)	1					7	11
14	Amirov A.A. (bratanchik155)	3					7	9
15	Prokof'ev A.O. (Artem123414)	1					5	9
16	Spitsyn A.A. (Dep_Alex)	1					5	9
17	Matushkin S.A. (SergMatushkin)	1					4	9
18	Chekalova M.A. (Aria.Samarskaya)	1					7	8
19	Mederbekov (AKMT)	1					7	8
20	Vorobev A.V. (alex.emart)	1					5	8
21	Bogatyrev Zh.I. (ujin9011)	1					5	8
22	Solomonova S.Yu. (Jey_sol)	3					ban	ban
23	Leonov (NestoRtx)	1					6	7
24	Snisarenko (asnsrnko)	1					4	7
25	Nikolaev (iXa1Or)	1					6	6
26	Esligen (bamboozle)	1					4	6
27	Opol'skij (Wrgmnik)	1					3	6
28	Indira (MukhametoffIndira)	1					5	5
29	Brayner (Luiz0202)	1					4	5
30	Vas (userlera)	1					3	5
31	Lazarev D.D. (Lazarev)	1					3	5
32	bbbbbbbb B.B. (hipuawjdapamvnh1)	2					4	4
33	Tarabrina Y.T. (KateTarabrina)	1					4	4
34	Aleksandrova D.P. (Daryana_01)	1					4	4
35	Andromedov (Andromeda12)	1					2	4
36	Smirnov V.V. (Sylvodor)	1					2	4
37	Nikolaev A.N. (n1kolaevs)	1					1	4
38	Bhandarkar R.R. (@raj123)	2					3	3
39	Avdeeva M. (MarieCat45)	1					3	3
40	Svistel'nikov V.A. (XIPROCS)	3					2	3
41	Grishina T. (Tatyana Grishina)	1					ban	ban
42	Baltamuratov A. (hardline05)	1					2	3
43	Timoshenko M.O. (Max_Good)	1					2	3
44	okey (knueL1337)	1					2	3
45	Siyanko D.S. (Danil Siaynko)	1					2	3
46	Pogalov S.A. (Sergej Pogalov)	1					ban	ban
47	Simonyan D.S. (DIANAS200111)	2					2	2
48	Afanevich E. (Ketra)	1					2	2
49	Deev A. (fhh)	1					2	2
50	N N.N. (Taao)	1					2	2
51	khimich (nastyx)	1					2	2
52	Azanov (kulinarr)	1					2	2
53	Prokhorov (budjor14)	1					2	2
54	Gorbunkov M.S. (gms)	2					1	2
55	Begunovich S.G. (Canursus)	1					1	2
56	shch (maryshch)	1					1	2
57	Shebnev (si.shebnev)	1					1	2
58	Vakulko A.V. (VAlexandrV)	1					1	2
59	discopony3 (discopony)	1					1	2
60	Goldobin E.G. (prm259)	1					1	2
61	Bagdasaryan A.A. (Armaand)	1					ban	ban
62	Kulabyshev M. (ShumiM)	1					1	2
63	Golubova N. (NSQL)	1					1	2
64	Schapov (__sql__)	1					1	2
65	Grigor'ev R.D. (RD)	1					1	2
66	Bakh (Diffenbakhiya)	1					1	2
67	Shishkina A.D. (Anna_shhhsh)	3					1	1
68	n A.N. (Fra1z)	2					1	1
69	Kislov D.D. (Lime33)	2					1	1
70	Petrenko N. (Natalia Petrenko)	1					1	1
71	Aksenov (NomenChok)	1					1	1
72	Dmitriev I.N. (evashkaa)	1					1	1
73	Yumanov A.Yu. (Alexey-dwae12)	1					1	1
74	Konovalov N.D. (Nikolay_BLR)	1					1	1
75	Pichkur A.A. (AnnaP25)	1					1	1
76	Vasil'ev A.A. (Filllin70)	1					1	1
77	Voronova (Ditrima1)	1					1	1
78	Ajsin E.I. (Edward_AI)	3
79	P I.*. (IrinaPetr)	3
80	Voronov (raven_bookeater)	3
81	Koptel'tsev V. (selber)	2
82	Pupynin A.P. (fortuner_brn)	2
83	Tarasiuk K. (Redactor)	2
84	Pitcil (fallsin)	2					ban	ban
85	Samandar S.M. (Samhf)	2
86	Kudaibergen A. (Kdbrgn)	2
87	Maratkhan A.Sh. (maratkhan_abylai_)	2
88	Max B.T. (eras444)	2
89	Alikhanova D.A. (Alikhanova_roza)	2
90	Zhuzimkhan M.S. (mejіrzhan)	2
91	Mamesh A.U. (AIDAAAR)	2					ban	ban
92	Bityutskij S.A. (HaNsOo)	2					ban	ban
93	Artemenko K.I. (RustyToad)	2
94	Lord N.S. (NeneLordd)	2
95	Grechishnikova L.M. (Lidiya0512)	2
96	Kirill (P0dp1vass)	2
97	Zabolotnev A.A. (Zabolotnev A.A. K3-64B)	2
98	Lobanov A.V. (Lobash)	2
99	Bulgakov A.S. (temchik30)	2
100	Kremen' Yu.A. (Test007)	1
101	Ermachkov A.O. (Nividimka)	1
102	Shibaev (saah)	1
103	Dmitriev P.E. (forthemotherrus)	1
104	Polyakov V.M. (rock_4)	1
105	Goncharov (Raz_dva)	1
106	Novikov (akka2014)	1
107	Kavunets O. (oleksiitest)	1
108	yakov (yakov19961)	1
109	Voronov D. (Elnov.70)	1
110	Denisenko A.V. (AlinaPo336)	1
111	Kartashov E.M. (Evgeny_Kart)	1
112	Bodraya K. (frikadel_ka)	1
113	Erofeev (BOr1n)	1
114	V (ssstill)	1
115	Fedorova A A. (AF1993)	1
116	Bezhaneishvili M.Z. (igggiru)	1
117	Familiya (st1g)	1
118	Sharkel' (roza01)	1
119	Novopashina S. (snezhana_N)	1
120	Tislenko K.B. (maxselect)	1
121	Karpenko (Usenik)	1
122	Zinnatullin (Renat1988)	1
123	Dunaev K. (Scrollz)	1
124	Stepancheva A. (Stepashka_sun)	1
125	Marem'yanov A.A. (ErizoMe)	1
126	Lermontov D.A. (wanderlust)	1
127	Gajnullina Z.F. (Zu)	1
128	Saponyuk V. (Vladis)	1
129	Kost K.K. (KostelloDT)	1
130	I V. (faskjpgiagao9iojn*&)	1
131	Wooster (Nick Bucklow)	1
132	Zotov M. (wzomzot)	1
133	Li (Wombat_13)	1
134	Annakhalov N. (Nazarinho)	1
135	Izhboldina (PotapModestovich)	1
136	Bestuzhev A.A. (bestuzhevalexandr)	1
137	Nikolaev (Rick Scott)	1
138	Sergeev (VladNewS)	1
139	Normanov O.I. (Alex_2023-15)	1
140	Pershukov D.N. (DmitriyPershukov)	1
141	Biryukova N.R. (Nazilya)	1
142	Dettsel' (AlexDET)	1
143	fioletovaya (fioletovaya2)	1
144	Markova (Irena280880)	1
145	Najik (Najik7)	1
146	rikimx (psxp)	1
147	Komarov A.K. (Arkolotu)	1
148	Maleev P. (PaulSpb)	1
149	Frolov (Nik_F)	1
150	Aniskovich E. (evgeniyaniskovich)	1
151	Kapcherin A.V. (RekTeker)	1
152	Malakhov (Sivord)	1
153	Grigor'eva Ya.M. (yana00)	1
154	Ivanov (mkhl)	1
155	Bes D.E. (Work0)	1
156	Odegov A.I. (KovroLitik)	1
157	R. (Wra1th)	1
158	Cherednichenko A. (AlexCHer_8)	1					ban	ban
159	Carlson (NightLegend)	1
160	Ovsiannikova M.D. (mayaoaoa)	1
161	Mazanov (Cepnoj)	1
162	Chalenko (Ligumcode)	1					ban	ban
163	Rakhimbekov S. (Gector_05)	1
164	Safaralieva U.N. (queenss)	1
165	Novosel'tsev O. (Lunar_Owl)	1
166	Shlyakhtin M.S. (senryx12)	1
167	Lysykh V.K. (Usilitel')	1
168	Skripnichenko A. (legnum371)	1
169	Zhiryakov V.V. (vladvladzero)	1
170	Neroda A.V. (Tidzumi)	1
171	Zajtseva M.Yu. (ritaz93)	1
172	Korgambekova A.K. (Ajzada27052000)	1
173	vvv V.V. (psevKartoshkin)	1
174	Arzumanova M.V. (marasql13)	1
175	Bizyuk I. (sh4db)	1
176	Pranoich N.N. (nikkuta6)	1
177	Zhuk I.A. (xjonnys)	1
178	Voroshkevich Ya.S. (yanavoroshkevich)	1
179	Petrovich V.G. (vvavikks)	1
180	Legchilina I. (L_Irena)	1
181	Kozlov S.A. (SergWild)	1
182	Ivacheva A.V. (_alena_iv)	1
183	Meev (ameev)	1
184	Dolgaya D.V. (dernilliop)	1
185	Yushina A.N. (Student63)	1
186	Vladislavovich A.C. (ArtemChernov)	1
187	Kirsanov M.D. (stexur)	1
188	Shipulin G.A. (GNX)	1
189	qwertyzxc1234 (jejfe19)	1
190	Shaniware H.P. (Himanshu Shaniware)	1
191	B (f1nupogodi)	1
192	Mukhatay M.A. (Bainfront)	1
193	Kokoev (Ma1kloo)	1
194	Lo (alex_kiddo)	1
195	Kawle S.D. (Sandesh01)	1
196	Yaga (UPDATE_Babushka)	1
197	Nanava D.B. (1ucky_Num83r_13)	1					ban	ban
198	ii I.I. (gbdgdfmdflk654123)	1					ban	ban
199	Darkenbaj A.T. (Almaz_2007)	1					ban	ban
200	Duka L.V. (data_manipulator)	1
201	Egorova (EAzltoe)	1
202	Vladimirovna (rabochij krys)	1
203	Gasimov (Beyond9)	1
204	Rakusov D.S. (DendL)	1
205	Ajtm?rat Zh.N. (jasiiik_0)	1
206	Leont'eva S.M. (sofyaleo)	1
207	Shibaev (orman)	1
208	Sotnikova M.Yu. (Mariya Sotnikova)	1
209	Slugin E.E. (rawelaw)	1
210	Majorov (Serafim32)	1
211	Nikolaev N. (nickal9l)	1
212	Magomedalizade O.V. (OrikMelancholic)	1
213	Orlov (ktrsis)	1					ban	ban
214	shafikova (Dina123456789)	1
215	Oblomkov (ptr734876)	1
216	Seleznyov M.S. (maxmax1009)	1
217	Petrova (petrovadv)	1
218	Can (svetonik)	1
219	Nedoborenko K.K. (K_Nedoborenko_64B)	1
220	Bakanov R.O. (bakanovro)	1
221	Shumilin V.A. (N0t1ce)	1
222	Kotau Y. (evko)	1
223	Golubnichij D.Yu. (DmitriyGolubnichiy)	1
224	Kosimova M.M. (kmalika79)	1
225	Medvedev S.A. (Noso4ek_)	1
226	Koval'chuk (gigtop)	1
227	Zhakanov A. (AlmasZh)	1
228	Rassokhina A.M. (TestAlena)	1
229	Prokopovich V.V. (CAPATYCH)	1
230	Ponomarenko (Artem1337h4ck3r)	1
231	Kislyuk M.M. (mel256)	1
232	Luchkovskaya A.A. (mavvp)	1
233	Zhiglova (zhzh0101)	1
234	Rakhimova N.Yu. (NadyaRR)	1
235	Unregistered	25

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