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October 10, 18:30 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!)	3	4	4	8	13	13	16
2	Sarkis'yan G. (gennadi_s)	5	1	208		3
3	Sh S. (junopark1)	3	1	39		2
4	Gachegova I. (ilonza G)	2	1	1		1
5	Grabchuk A.M. (Middlewarer_pseudo)	1			1	1	1	1
6	Ivanov (fgwsdgerdgregerg)	3			1	1
7	vakhitova S.N. (Sebi123)	1					ban	ban
8	Sajkin N.F. (Nikollass52)	1					15	26
9	Neskazhu (lafffaic)	1					15	26
10	Salikhov R.A. (Ruzik707)	2					15	25
11	Belkov D.A. (belkov_da)	2					ban	ban
12	Gadel'shina V.D. (GadelshinaVD)	2					ban	ban
13	Valiullina K.E. (Karina289)	1					ban	ban
14	mustafina (Mustafina)	1					15	24
15	Khabibullina K.A. (tokll)	1					15	24
16	Klimontova M.A. (white1804)	1					15	24
17	Naumov I.T. (Elizardxin)	2					16	22
18	Tatarinova A.D. (obezyana)	2					15	18
19	Yamaev A. (AlexQQ2288)	1					15	18
20	Gabdrakhmanova A.N. (Blazershake)	1					ban	ban
21	Chub K. (chubk)	1					ban	ban
22	Voronina A.D. (vorona6767)	1					ban	ban
23	Malyavina Ya.O. (malyvina_25_1)	2					13	17
24	Belkov D. (Belkov2026)	3					13	16
25	Shevchenko S. (sshevche)	3					11	14
26	Kakoj-totamov K.N. (Blazershake2)	1					ban	ban
27	Fedunes G.R. (Fentiflyandr)	1					9	13
28	Agal'tsev R.E. (Satokuson)	1					8	13
29	Shistka S.I. (Sviatik_182003)	4					9	12
30	Strakhova V.E. (VLDST)	2					8	11
31	Gorbachev P.I. (Felichitahuelichita)	4					ban	ban
32	Bondarchuk G.V. (Gosha11112233)	1					5	10
33	Shermad G.K. (wong)	1					7	9
34	Peshekhonova Yu. (Hartwidder)	1					7	9
35	zoom (jyllzz)	1					7	9
36	-- -.-. (sssnow1)	1					6	9
37	Markin N. (Qmaro)	3					ban	ban
38	Zhuravlev V. (Vlad_1996)	3					5	9
39	Orinbaev W.E. (Walli905)	2					6	8
40	Schennikova D.D. (psheno6767)	2					ban	ban
41	Seredin V.S. (JoDaH_JoEsTaR)	1					5	8
42	EEEE D.A. (sorryydead)	2					7	7
43	Kulbaeva D.D. (dilnozakulbaeva82@gmail.c)	1					7	7
44	kujabergenova D.N. (kujabergenovadilfuza)	2					6	7
45	dofihg (dofiHG)	2					6	7
46	bfbfbfbf (nilsi)	2					ban	ban
47	Kravchuk A.I. (Anzhelika Kravchuk)	1					6	7
48	Sergeev D. (kareos)	1					6	7
49	Monakov N.G. (Chicken_gun_2009)	4					5	7
50	Olimpiev D.V. (oldyrda al'bert enshtejn)	3					5	7
51	Bykova E.A. (Liza5335)	1					ban	ban
52	Thomas W.R. (pomoyka1337)	1					5	7
53	Ivanova E.A. (kater700)	2					4	7
54	Omirbaeva G.B. (Silphy)	1					6	6
55	Luk'yanov P.A. (gsaraw)	3					4	6
56	Dyadischeva K.O. (zolo2004)	3					4	6
57	Arshulik A.V. (rozzhig)	2					4	6
58	Saprykin L.P. (VovchikAura)	2					4	6
59	Telepova D. (daria_telepova)	1					4	6
60	Ermat A.E. (Ayazzat)	1					4	6
61	Kh (AntKh333)	1					4	6
62	Chub K. (chub_k)	1					ban	ban
63	Sanin A.M. (alexeysanin)	2					5	5
64	utepova S.O. (shaxlo)	2					5	5
65	Ish (dm1sh)	1					5	5
66	yakipbaeva A.P. (yakipbaeva2006)	1					5	5
67	- (vlazhnyj mokh)	1					5	5
68	Yashina A. (k4litushka)	1					4	5
69	Orlov (Doorbz)	1					3	5
70	Lepilov (Sahalyar)	1					4	4
71	Happy (DontWorryBeHappy)	1					3	4
72	Boeva A.S. (ssuvstakan)	1					3	4
73	Tarasov (zalupan)	1					3	4
74	Oliver (klavamish)	2					2	4
75	Akin't'ev A. (Stephanosss)	2					2	4
76	Urakin A.V. (Selper)	1					2	4
77	Shekhov M.A. (MaksS_10)	1					2	4
78	Khafizov L.Z. (Lenarkhaf)	2					3	3
79	Shagalov O.L. (TTC)	2					2	3
80	Afinogenov M.A. (Mo0nL1te)	2					2	3
81	qwerty (laba5_sqll)	2					ban	ban
82	Bereslavskaya (bereSasha)	1					2	3
83	Faskhutdinov A.A. (sfiler)	1					2	3
84	Gudkov K.S. (CSKir)	6					1	3
85	Ushakov A.Y. (ushakov94)	1					ban	ban
86	Smirnov A.E. (p4tk)	3					2	2
87	Ismailov M.A. (marselij)	3					2	2
88	turdibaeva N.N. (nilufarturdibaeva)	2					2	2
89	Kormilitsyn A.V. (alrosa9)	1					2	2
90	Gajnetdinov (happyMri)	1					2	2
91	Shokan M.A. (mrsn1235)	1					2	2
92	Pereskokova K.A. (karushhh)	1					2	2
93	Khopta A. (APetroWhich)	1					2	2
94	Gabdrakhmanova (123BD)	1					2	2
95	Uvaev A.A. (Pompilio)	3					1	2
96	Kuz'min A. (swk1)	2					1	2
97	Kokorin (Eteroton)	1					1	2
98	Morozova A. (Schwarze_Katze)	1					1	2
99	Baranov N.A. (nikbarbdkgu)	1					1	2
100	Gafarov I.I. (gafar2008)	4					1	1
101	Mishenev M.M. (Mishenev Mikhail)	2					1	1
102	Shkirov K. (ramota3)	2					1	1
103	Mikhajlova A.A. (AnnettePlush)	2					1	1
104	Lebedev G.A. (xeGalaxy)	1					1	1
105	Evdokimov A.A. (Dark_Tanyan)	1					1	1
106	JOLDASBAEV A.A. (JOLDASBAEV1)	1					1	1
107	Lidvina I.S. (korella)	1					1	1
108	Kostina Ya.M. (luchzs)	1					1	1
109	gfdgfd G.G. (Maestr0_67)	1					1	1
110	Palimbetova G.B. (Guldana_0606)	8
111	Baranov N.A. (NikBarDataBase)	5
112	Xojabaev A. (ajiniyaz.kk1)	4
113	Krasovskij E.A. (pegoopik)	3
114	Pyrkova (La_Gata)	3					ban	ban
115	Komov S.M. (Komov S. M.)	3
116	Malevskaya I. (malevski)	3
117	Knyazev (Bumbums)	3
118	Gabdrakhmanova (AG_BD)	3
119	P I.*. (IrinaPetr)	2
120	Safronov P.A. (Paulus73)	2
121	Degtyarev A.M. (Alex Deg)	2					ban	ban
122	Kovtun A.Yu. (sillygoosegagaga)	2
123	Nesterov G.A. (GeRo_chto_to)	2
124	Somov Ya.V. (erbaevvv)	2
125	Okorokova N.A. (qwe777)	2
126	Filatova A.V. (nastya_fv)	2					ban	ban
127	Fedchenko A.D. (EtoAleksandr)	2
128	Metokhir K. (KM49)	2
129	Denisov A. (Razonador)	2
130	satirova N.S. (nilsi)	2					ban	ban
131	Muradyan M. (Mary Devv)	2
132	Kukushkin A.A. (ArtyomAA)	2
133	Kholodov R. (Mr.Kholod)	2
134	Shilkina (Olga_OS99)	2
135	Asylbek D. (Dinshat)	2
136	Israil I.I. (Israil_sul)	2
137	Smile A. (sagku)	2
138	Shapochkina D.I. (DGar)	2
139	Makarov I.A. (_Bkmz_)	1
140	Vinogradova S.M. (Tigra1)	1
141	Novichok (Novi4OK)	1
142	Ushakov S. (MoyPsevdonim)	1
143	Shure V. (VladimirShure)	1
144	Orinboyev S.X. (sardor753)	1
145	Syroishka A.S. (cheese_23)	1
146	Shustov N. (Autist_2007)	1
147	Burkova E.I. (Burkkova)	1
148	G. A. (ManuKoura)	1
149	Narminov M. (m.narminov)	1
150	A A.A. (aaa1133)	1
151	Chernyshev Yu. (RokoSiF)	1
152	Filippov T.S. (Barbarbossa)	1
153	Martirosyan A. (Ash_1)	1
154	Denisov A. (Esperanto83)	1
155	Korolik A.A. (Korolya23)	1
156	Beketov (dimabima)	1
157	Pankova V.B. (valerpa)	1
158	Nasyrova (Alewa86)	1
159	Golovkin I.A. (GHOST2508)	1
160	R. (Wra1th)	1
161	Filev I.D. (Mxrningstarx)	1
162	Chernyaeva A.D. (Alinachh)	1
163	Dimitrov V.M. (vencid)	1
164	Ryabov A. (Slavander)	1
165	Abramov V. (Privet ot Sashi Borovkova)	1
166	Kolesov S.B. (Kolesov Stepan)	1
167	Cheloshkina (vikok)	1
168	Fomin R.I. (Romashka2006)	1					ban	ban
169	Kirichenko M.E. (steelfighter)	1
170	Novikova M. (novmarom)	1
171	Mel'nikov M.N. (soulsmouse1211)	1
172	Romanov R.R. (Bypecker)	1
173	Khudajberdyev A.A. (a.khudaiberdyev)	1					ban	ban
174	Porshukov N.Y. (Nik322)	1
175	Artemev L. (Leonid S.)	1
176	antonievich (Kvars)	1
177	Rusina (Luch_21)	1
178	Fatkulina O.M. (viennie)	1
179	Chastova E.A. (Kate44)	1
180	Nasyrkina E. (eleonnora12)	1					ban	ban
181	Chernov D. (_oqwejf)	1
182	Lebedev V.U. (DenisYhovich)	1
183	Polishchuk L. (Lyubovochka)	1
184	Nuriddinov S. (Nuriddinov)	1
185	Molokanov A.A. (qwasar)	1
186	Kolesnik (Babulevs)	1
187	Abdukholiqov H. (abdukholiqov)	1
188	Iutinskij D.E. (dimaiuuu)	1
189	Trubitsin T.A. (SoTeNo4eK)	1
190	Asfur I. (BarbiePink)	1
191	Savinov A.N. (Variator666)	1
192	Dynnikova E.R. (lizame1on)	1
193	Uvarova P.P. (Polina15)	1
194	Morozova K.M. (ksyuho666)	1
195	gfhjklk V.G. (ggkhh)	1
196	Bob (foxtailer)	1
197	Isakov I.A. (isakoviasql)	1
198	volgina (qwertyuiop145)	1					ban	ban
199	Khuzagaripova (EKh_BD)	1
200	Glotov E.I. (Ellis_Rockwell)	1
201	Yakovleva D.M. (DashaYakovleva)	1
202	Karnaukhova A.R. (Linnchick99)	1
203	levashov I.A. (pabletus)	1
204	N A. (alemona)	1
205	Lol D.F. (Tolyan67)	1
206	Kubasov D.M. (DenisDM348)	1
207	Andreeva P.A. (Polina Andreeva)	1
208	Lobanova K.V. (KristinaL)	1
209	Xudayberganova N.X. (sqluz2026)	1
210	Molodkin D.V. (DxnB)	1
211	Koroleva (laba5)	1					ban	ban
212	sussy H. (killer2007)	1
213	Sav H. (Master83_65)	1
214	Shishova D.D. (doshiko)	1
215	Marachovsky D. (Bagamol)	1
216	Stepanchuk D. (__Lonely__)	1
217	Belashkin I.A. (Tookser)	1
218	Kirill (kirshuvl)	1
219	Matevosov I. (freedall)	1
220	Eremeev A.S. (Boomsy)	1
221	aaa (nilsi2)	1					ban	ban
222	Bkkkk Y. (dereg32)	1
223		1
224	Velieva S.A. (inkgntt)	1
225	Grigor'eva E.D. (Lizsosis)	1
226	Borisova I.V. (bori100)	1
227	Haustova S. (SvetLadushka)	1
228	Shakirov A. (ponchik111)	1
229	tirs 1.1. (Kira765)	1
230	Grishin Yu.Yu. (j4bulani)	1
231	Unregistered	42

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