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January 23, 12:10 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	Safronov P.A. (Paulus73)	1	2	58		5
2	Bakbergenova A.B. (bakbergenova)	2	1	1	1	2	9	12
3	Palasukhin D.S. (Nitrinos)	1	1	39		2
4	fioletovaya (fioletovaya2)	1	1	86		2
5	fedorov (figorr)	1			1	2
6	Maksutov S. (hawk2810)	1			2	2
7	Kamenev I.A. (Kamenev88)	1	1	5		1
8	Seitkali .A. (aruzz06)	1			1	1	3	4
9	Kokin A.A. (VvICEvV)	1					ban	ban
10	Vasil'ev M.A. (Alpha1970)	1					15	20
11	Komissarov G. (LEHA_MC)	1					12	19
12	Srazh A. (tokayev)	2					14	17
13	Zhanabergen S.A. (Sun_008)	2					13	16
14	Budko V. (InWhitePrime)	1					10	16
15	Sejіlkhanov M.B. (Murrat)	3					11	14
16	Anvarova R. (Rabiiiii)	3					11	14
17	Zeinolla M. (Marzhan2106)	2					11	14
18	Moldash A. (elelola)	2					11	14
19	Zhumadilov A.R. (KiDFeeD00)	1					11	14
20	Rysbayev R. (RysbayevR)	1					11	14
21	Zhamshit M. (mns2026)	3					10	13
22	Baktyoraz D. (Dastan Baktyoraz)	3					10	13
23	Aisabakiev K.R. (A1sky)	3					10	13
24	Manankov D. (Daniel_Kov)	3					10	13
25	Baqyt J. (klick_from_iitu)	2					10	13
26	Murat (meiram05)	2					10	13
27	Bakhytzhanuly A. (Dabyl)	2					10	13
28	Shmelkov M. (Maxi9mK3a)	2					10	13
29	Fedyayeva A. (Adellele)	2					10	13
30	Chumin M. (MaximusPrime)	2					10	13
31	Borisenko D.K. (dariiabor)	1					10	13
32	Ivanov (fgtvche45v13c2cdf)	1					10	13
33	Serik (Yernur37197)	1					ban	ban
34	Fan (F.Artyom)	1					10	13
35	Starchenko A. (Anton Starchenko)	1					10	13
36	Galay A. (ivgam)	1					10	13
37	Khmurov V. (vladkhmurov)	1					10	13
38	Tokhtakhunov W. (NuevaV1D4)	1					10	13
39	Prokopyeva (Prokopyevak)	2					8	11
40	Sobolev A.S. (SobolevAS)	1					8	11
41	alikhan (jinglbel)	1					8	11
42	Bachurin V.V. (Englman)	1					8	11
43	Sejpish N.A. (Nonanurs)	1					8	11
44	Golovanova (stacie)	1					7	11
45	Malakhov A.V. (JLaKeR)	1					5	10
46	Novikov A.S. (Cap_Colombo)	1					6	9
47	Kamyshov D.N. (SlavaRossii3)	1					6	8
48	Belenov M.S. (Mikha_b)	1					5	8
49	Dauletbaj A.G. (Alma07)	1					6	7
50	Kolotygina N.V. (NatalyKo)	1					6	6
51	Yelubay Z.K. (zhannrrke)	1					5	6
52	N?rakhmet E.A. (Bombikki)	1					5	6
53	P N.V. (Kolianio)	1					3	6
54	salgalova A.K. (_Lisenok_)	1					3	6
55	Kondrashova N.E. (Natalia24111983)	2					5	5
56	Sannikov A.V. (sanart_vi)	1					5	5
57	Sheware S.R. (S@n@)	1					5	5
58	Farhat (Farhatsuper)	1					5	5
59	Perovsky V.P. (vladislavperovsky)	1					5	5
60	Nedyak (powernastya)	1					5	5
61	Ku (K05T@H)	1					5	5
62	Bondar' E.S. (bondar_es)	1					4	5
63	Korchyomkin D.A. (fowpz)	1					4	5
64	Orlova A.V. (Sasha520)	1					3	5
65	Kukuruza E. (Katrina443)	1					3	5
66	Wowson (Einwohnerrusslands)	1					4	4
67	Malakhov (dimmal)	1					3	4
68	Duka L.V. (data_manipulator)	1					3	4
69	Silkin G. (Georgyy)	1					2	4
70	Weimer (ilwe)	1					2	4
71	kappasov D.R. (razka)	1					2	4
72	Turar Z.K. (Zhandaulet06)	1					2	4
73	Ajtkozhina M.A. (madinanana)	3					3	3
74	Adnomakh A.D. (Nastaj)	2					3	3
75	Danilov E.Z. (Zaza08)	1					3	3
76	Sh Yu.N. (enken)	1					2	3
77	Sizov P. (pawJunior)	1					ban	ban
78	Volskaya (mariya2398)	1					2	3
79	Timoshenko M.O. (Max_Good)	1					2	3
80	Bazarbaev Y.K. (Yunu)	2					2	2
81	Shkatova A. (Anchenn)	1					2	2
82	Tat'yana (LansiTay)	1					2	2
83	Teteryatnik A.D. (Nastya0903)	1					2	2
84	asanov E.A. (ee1lmmm)	1					2	2
85	Gorbunkov M.S. (gms)	2					1	2
86	Borodina S.O. (Baronessa_2022)	2					1	2
87	Lapin D.I. (Diman0788)	2					1	2
88	Kozhurkin D.N. (Cofnar)	2					1	2
89	Tolendi A. (ft1ble)	2					1	2
90	Kozhokeev D. (Drager13pt)	1					1	2
91	Lebedev V. (Lebedev_VV)	1					1	2
92	Politov P.V. (Avilon777)	1					ban	ban
93	Zakirzyanova F.T. (fa-fa)	1					1	2
94	Bannikov (5267)	1					1	2
95	Imigenov R.R. (Ruben_Imigelov)	1					1	2
96	Kryuchkova (ViSK)	1					1	2
97	Radnaev V.N. (Coolkinguu)	1					1	2
98	Diablo (JonDiablo)	1					1	2
99	Darvin D. (Dem77)	1					1	2
100	Tikhonov (Retpak)	4					1	1
101	shupegin V. (vitali510)	2					1	1
102	Sholkov P.A. (sholkov21)	2					1	1
103	iakovlev (egociant1)	1					1	1
104	Tselischev M.D. (Tselishchev.ppk)	1					1	1
105	Morozov A.I. (AlexeyMor)	1					1	1
106	Startseva A.A. (Kryakovskaya)	1					1	1
107	Bakhrom (bahinho)	1					1	1
108	Musken A.E. (Alibi)	4
109	Kn T.T. (Temirlannn)	4
110	aitken A.O. (bukin)	3
111	Atashkhoja A.K. (Khan_38013)	3
112	Petrov Y. (YuriPetrov)	2
113	Cergej (seradm)	2
114	Sagyntay (Orynkul)	2
115	Bezhelev E.O. (flyterkiber)	2
116	Buraevskaya A.O. (Alexandra Buraevskaya)	2
117	Vishnevskij D. (R@ZOR)	2
118	Gordienko (G0rD)	2
119	Gorenkov (Spiral Knight)	2
120	Li A. (medvedd)	2
121	Orynbassar D.B. (Daukalab)	2
122	Zh?m?dіl T.Zh. (Tleuzhan)	2
123	Shakenov B.Sh. (Bobr1stBtr)	2
124	Krasovskij E.A. (pegoopik)	1
125	L S. (S_lsn)	1
126	Kononova O. (Uten)	1
127	Sid (cyrus123)	1					ban	ban
128	Polyakov V.M. (rock_4)	1
129	Titov P. (/7e4eHuQue)	1
130	Gur'yanova A.A. (dontknow)	1
131	Rebrov E.A. (euuggenni)	1
132	Ridnyj V.K. (veta00001111)	1					ban	ban
133	Varlov S.V. (Fatom)	1
134	Andrej (DRONrus)	1					ban	ban
135	Makarov D. (Dmitriy Makarov)	1
136	Kurkov K.V. (bear-918)	1
137	Sikvelov M.M. (Matwey_t)	1
138	Buntova A.V. (Bunt)	1
139	Biroukov A.D. (Alexfra)	1
140	Aveecile (annIU)	1
141	Ivanov (peacedalubof)	1
142	Belov D.Yu. (ven32)	1
143	Evseeva S. (s.evseeva)	1
144	Bilenko I. (blinch98)	1
145	Zolotov (Nick47237)	1
146	Yakshin I.V. (ivan_y)	1
147	Malikov R.M. (shtiglits)	1
148	Ivanov I.V. (valdi)	1
149	Zhujkov A.L. (Cfyzik64)	1
150	Mishina (Vertara)	1
151	usynth (usynth)	1
152	Ryabykin M.V. (Mikhail1704)	1					ban	ban
153	Semenov O.M. (Semenov Oleg)	1
154	Mirzakhanov S. (sam195)	1
155	Ermakov D.S. (ErmakOFF)	1
156	Ergesh A.M. (marlmyn_)	1
157	TRKOVSKIY D. (David4)	1
158	Tagiev (Homer86)	1
159	Y V.V. (gladdss)	1
160	Najik (Najik7)	1
161	Kudukhov (Murtuzzz)	1					ban	ban
162	Sarkis'yan G. (gennadi_s)	1
163	Ul'yanov A. (Red_Alex)	1
164	Fomin I.V. (Ilyusha26)	1					ban	ban
165	Polyarush (Bratik)	1
166	Ivanov (userTest1)	1
167	Peev V.A. (vasili_peev)	1
168	Konovalov (Koleger)	1
169	keyboardnorth (North West)	1
170	Aniskovich E. (evgeniyaniskovich)	1
171	Ivanov (HUN123)	1
172	P I.*. (IrinaPetr)	1
173	Aliyev V. (Vussy)	1
174	R. (Wra1th)	1
175	black N. (neoblackyeah)	1
176	Borisova E. (borisovaed)	1
177	St A.V. (HannaSt)	1
178	Gavrin (vladimir.g.s77)	1
179	Lysykh V.K. (Usilitel')	1
180	Zolotarev (Yura Zolotarev)	1
181	Majorov (Francuzz214)	1
182	marusya M.Yu. (Mari222)	1
183	Borodin V.A. (Ludoman)	1
184	Vyl'yurova A.A. (Castle_of_stress)	1
185	Nazarov N.N. (FOX222)	1
186	Bezdenezhnykh V.S. (vladebezd)	1
187	Kunakbaeva A. (Alina111_17)	1
188	Martinchik A.A. (angielyusha)	1
189	tagiyeva N.G. (nurcvmmcmmaad)	1					ban	ban
190	chachibaia (gegi)	1
191	Adenov A.B. (RoboComm)	1
192	Lysakova (Svet Amur)	1
193	Mangutova E.A. (Elina)	1
194	Barin I.V. (HahLove)	1
195	S E.V. (Kate_Archery)	1
196	Pitcil (fallsin)	1					ban	ban
197	Gribkova I.S. (dgd__pg)	1					ban	ban
198	Gershuk (blit9)	1
199	fattakhov R.M. (grandefallB)	1					ban	ban
200	Katalonets A.N. (Catalonec)	1
201	Maharramov A. (Maharramov)	1
202	Ilya I.I. (Ilya_123)	1
203	sliger (sliger12)	1
204	Aliev R.A. (Russttammm1305)	1
205	Mamuchadze V.D. (Valeria48)	1
206	Ekhlakov I. (pomidor2525)	1
207	Karebina (ewje)	1
208	Shast V. (lek321)	1
209	Ermokhina (Fevy)	1
210	Avolej (avo159)	1
211	Zajtsev D.G. (D3F4ULT010)	1
212	Mikhajlov (Yudzhin@)	1
213	Andreeva (TA2026)	1
214	Dunaev D.D. (Stanilav_MoGGGilevski)	1
215	Kharlamov N.M. (Nikita03)	1
216	Bolotnikova D.Yu. (Bolotnikova1240)	1
217	Churkina E.V. (Lizo)	1
218	a B.C. (tapo4ekk)	1
219	Kuznetsova O.V. (Eurasian pygmy owl)	1
220	Aman A.J. (Anuar7777)	1
221	Men'shakova G.S. (MGALA)	1
222	Appaskhozha E.E. (Erton)	1
223	Dairanova K.M. (38127iitu)	1
224	Dorofeeva E.A. (mois_cat2)	1
225	Surkov E.V. (suevg)	1
226	Miram D. (dmrqzx)	1
227	Dzhem (Remllww)	1
228	zhumazhan A.Zh. (akiiii)	1
229	Neklyudova D.S. (Ms_N_Di)	1
230	Nepso R.R. (qqww1122ee33)	1					ban	ban
231	Rytova S.V. (rytova)	1
232	Marina M. (smashx)	1
233	Anapreyenka (ddqe178)	1
234	Serik (Yernur37192)	1					ban	ban
235	Volokhov G. (Kritus)	1
236	Nepso R.R. (Ev1k)	1					ban	ban
237	Senchuk D.S. (Denis Senchuk)	1
238	Artyushkekvich M. (ArtMaxArt)	1
239	Kirgizbanva A. (Adina)	1
240	Konratov S.K. (Sagyntay)	1
241	Mi (fufelshmertz)	1
242	Sorokin M.S. (tessuya_)	1
243	Sho E.S. (Shokamy1)	1
244	Zhuanys M. (de1ac)	1
245	Zzzzzz (qwe_)	1
246	Kundyzbaev A.O. (Kundyzbaev Alikhan)	1
247	Shertaj E.S. (Shertai)	1
248	cherepashko (cherepashko)	1
249	Safoshin M.O. (Carllas)	1
250	Streten (YuStreten)	1
251	Kirillov K. (Kirillkins)	1
252	Ibragimova R.O. (Rayasha)	1
253	Unregistered	48

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