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October 08, 14:38 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	Zheludkov S. (zhsvyach)	2			6	7	1	2
2	Sh S. (junopark1)	3	1	38		2
3	Boldyrev G.V. (grif85)	1	1	24		2
4	Safronov P.A. (Paulus73)	1	1	139		2
5	Adilova A.E. (Albinaaa)	7					45	68
6	Karimova E. (Elizka07)	8					20	31
7	Cheban D.A. (kira_52947)	2					15	30
8	Egamov B.A. (Bulat Egamov)	1					ban	ban
9	Khabibullina K.A. (tokll)	1					15	27
10	Kanatuly N. (kanatuly)	2					15	26
11	Agal'tsev R.E. (Satokuson)	2					15	26
12	Adilova A. (albina997)	2					15	26
13	Klimontova M.A. (white1804)	1					15	26
14	Bugretsov (jbeb77)	1					15	25
15	Karimov M.M. (marseel)	3					15	24
16	Sadyk R.K. (Rukhaaa)	1					14	23
17	Grebenyukov S. (OstapGreb)	2					13	22
18	Ongarbaj B. (botaamota)	1					13	22
19	ADILOVA A. (albina333)	1					14	21
20	Molonov A.V. (DYUSHA777)	2					15	20
21	Grabchuk A.M. (Middlewarer_pseudo)	1					15	19
22	Molodkin D.M. (Licos)	1					15	18
23	Kvitko E. (EkaterinaTOP1)	1					12	18
24	Borisova (JUBO24)	1					10	17
25	Kalmagambetov A.R. (kaliax)	2					11	15
26	Mazovetskij Ya.D. (Mazovetskij)	1					11	15
27	Myakishev M.N. (iuiui)	1					ban	ban
28	Zatravin M.A. (mantven)	1					9	15
29	Sajkin N.F. (Nikollass52)	1					11	14
30	Sporykhin (alexsp1702)	2					8	14
31	Shamshiev (Zhangir09)	1					8	14
32	Nikonova Y.V. (yanik27)	3					9	12
33	Popov S.V. (Fierce)	2					9	12
34	Krotov I. (analyst97)	2					9	12
35	Myal'kin E.A. (invincblemouse)	1					7	12
36	Lunegov K.N. (Kir_is_blessed)	1					8	11
37	Seredin V.S. (JoDaH_JoEsTaR)	1					5	10
38	Fatkulina O.M. (viennie)	2					9	9
39	Me M.K. (MiaM2)	2					7	9
40	Nurtilek E.N. (Elzhann7)	2					7	9
41	Peric (eeeliyah)	1					7	9
42	4242 4.4. (Seeker_of_Truth)	2					6	7
43	Zharylgas A. (Asema95)	3					5	7
44	Tazhibaev M.B. (MikoMiner)	2					ban	ban
45	Faskhutdinov A.A. (sfiler)	1					5	7
46	Yuzefovich V.S. (yuzfvchh)	1					5	7
47	Orinbaev W.E. (Walli905)	2					4	7
48	Dolgikh D.S. (dmitry5SQL)	2					6	6
49	utepova S.O. (shaxlo)	2					3	6
50	yakipbaeva A.P. (yakipbaeva2006)	2					3	6
51	turdibaeva N.N. (nilufarturdibaeva)	2					3	6
52	Omirbaeva G.B. (Silphy)	1					3	6
53	Xojabaev A. (ajiniyaz.kk1)	1					3	6
54	Artikova R.Q. (artikbaeva2005)	1					3	6
55	Yakovlev E.I. (Ciomant_)	1					3	6
56	Kislykh A.I. (ArsenyKis)	3					5	5
57	Matiyashin V. (hatuev86)	1					5	5
58	Petrenko E.N. (ehor4ek)	1					5	5
59	Volkov M.I. (Keosho0)	1					5	5
60	Lemachko A.V. (angelina-xm)	1					4	5
61	Zemtsova V.M. (dajte dostup)	1					4	5
62	Aks X.A. (aksioma45)	2					3	5
63	Reymova F.F. (Fatimaaa)	2					3	5
64	Ivanova N. (Nivanova)	1					3	5
65	Qodirboyev D. (qodirboyev)	1					3	5
66	Djetkenchekova K.R. (kumushbibi07)	1					3	5
67	Xaytboyev S.X. (Saidjon)	1					3	5
68	Shloma K. (Shloma_007)	1					4	4
69	Yashina A. (k4litushka)	1					4	4
70	Andreev K.A. (sun1zu)	2					3	4
71	Yakupov (Vadrin1950)	1					3	4
72	JOLDASBAEV A.A. (JOLDASBAEV1)	3					2	4
73	kujabergenova D.N. (kujabergenovadilfuza)	2					2	4
74	EEEE D.A. (sorryydead)	2					2	4
75	Ushakov A.Y. (ushakov94)	1					ban	ban
76	Nuriddinov S. (Nuriddinov)	1					2	4
77	Shajdorov Z.Yu. (SWsher25)	1					2	4
78	Kulbaeva D.D. (dilnozakulbaeva82@gmail.c)	1					2	4
79	Alekseev D.S. (snwr)	1					2	4
80	Smirnov A.E. (p4tk)	2					3	3
81	Lobanov A. (alex_1808)	2					3	3
82	fotograf F.F. (fotograf)	1					3	3
83	Zalivalov A.Yu. (Alekseyzal)	1					3	3
84	Xudayberganova N.X. (sqluz2026)	4					2	3
85	Nasyrova (Alewa86)	2					2	3
86	Malyutina E.S. (MLTNKA)	1					2	3
87	Davydova (NVD21)	2					2	2
88	Andrusenko E.S. (Ekaterina Andrusenko)	2					2	2
89	r A. (arb_)	2					2	2
90	Arzamastsev K.A. (arzamaster)	1					2	2
91	Irklienko A.A. (Hagyma)	1					2	2
92	KURS A. (kursik)	1					2	2
93	Solov'ev D.D. (Sabotage99)	1					2	2
94	Zhabina I.S. (Irina Zhabina)	3					1	2
95	Bozorboyeva M.Q. (thvsunmi)	3					1	2
96	Pulich (Tom_Deadline)	2					1	2
97	Mironenko O. (Ol'ga Miro)	2					1	2
98	Usachev A.A. (etot33)	2					1	2
99	Palimbetova G.B. (Guldana_0606)	2					1	2
100	Shagalov O.L. (TTC)	1					1	2
101	Kovalevskij P.V. (soulshon)	1					1	2
102	Nebol'sin N.A. (Gripenll)	1					1	2
103	Spivak K. (KristinaSpivak)	1					1	2
104	Tikhonov K. (egggel)	1					1	2
105	Chertoryzhskij V. (vepb)	1					1	2
106	knt (nknnn)	1					1	2
107	Bilyalov (rumb29)	4					1	1
108	lin A.B. (swpetra)	2					1	1
109	Fedchenko A.D. (EtoAleksandr)	2					1	1
110	Niadzvetskaya H. (neanni)	2					1	1
111	Karimov M.A. (marsel4ikk)	2					1	1
112	Gorbachev P.I. (Felichitahuelichita)	1					ban	ban
113	Tolk (Kris8008)	1					1	1
114	Zov (Dildobek1488)	1					1	1
115	Prokop K.V. (KrisbackGG)	1					1	1
116	Ivanova O.N. (olga_ivanova)	4
117	Bogatyrev N.V. (BNV2873)	4					ban	ban
118	Shibaev (saah)	3
119	Dmitriev (yara_slav)	3
120	Serov Yu.A. (Yuriy2005)	3					ban	ban
121	Liviu (botez_liviu)	2					ban	ban
122	Vaulin V. (Axilka)	2					ban	ban
123	Mitrey (_mitrey)	2
124	Brown F.-. (wiley67)	2
125	Krupko E.L. (Krupko)	2
126	Davidyan (lokisf8)	2
127	Ostanin Yu.A. (yourun)	2
128	- -. (7o61k3hn)	2
129	Khakhulina E.V. (Akulina)	2
130	Sysoeva Yu.A. (Sysoeva)	2
131	Khen S.G. (KhenAlexandr001)	2					ban	ban
132	Dem'yanova N. (naddem)	2
133	Aleshina (LogMind)	2
134	Samoj A. (samoalex)	2
135	Gapparov J.A. (jasurbekk)	2
136	Ali I. (Ilyoka)	2
137	Okhripov M. (Terteim)	2
138	Druzhinina U.S. (amia)	2
139	Shevchenko E.I. (Jony77199277)	2
140	Pushkin K.N. (MIRUMIR12)	2
141	Muratov R.M. (muratov.rm)	2
142	N A. (Anelya14)	2
143	Filatova E. (Filat48)	2
144	Kremen' Yu.A. (Test007)	1
145	shamugia V. (vaso)	1
146	Sal'nikov Yu.A. (Yriy S)	1
147	Koptel'tsev V. (selber)	1
148	A (Chelgu_TM)	1
149	Boldyreva A.A. (nastya-moreva)	1
150	Lavrikov (Lavr309)	1
151	Kuz'min A. (swk1)	1
152	Filatov D.D. (Anticoder)	1
153	Markin N. (Qmaro)	1					ban	ban
154	Smolko Yo.R. (Moon_lioness_)	1
155	Belyaev (master_bo)	1
156	Metlosh G.A. (Fargaal)	1
157	Smirnov A.S. (parazorro)	1
158	Ushakov (lllavyb)	1					ban	ban
159	Tsymbalova M.S. (maria_tsymbalova)	1
160	Zakharov P.V. (petruha74)	1
161	Potemkin (Yazon_79)	1
162	Sarkis'yan G. (gennadi_s)	1
163	Zharkov O.E. (Tvoy_OLEZHA)	1
164	Abramova Yu. (GalaxyTears)	1
165	Muthukrishnan A. (Agal13)	1
166	Golovkin I.A. (GHOST2508)	1
167	R. (Wra1th)	1
168	Kazharskaya M. (puugoovkaa)	1
169	Markov A. (de_brest)	1
170	Komov S.M. (Komov S. M.)	1
171	Anastasya1995 (AnastasyaTesting)	1
172	Timofeev M.S. (timofeevms1982)	1
173	Gran D. (Granini)	1
174	A K.A. (Mr_Wolf)	1
175	Keks (KIT_GUY)	1
176	Esenin O.D. (LipaPrime)	1
177	Tolonbaev Zh.T. (6o6ocuk)	1
178	Zhivykh (mister_j)	1
179	Teterin R.V. (virast)	1
180	Mironov A. (tr302)	1					ban	ban
181	Val'kovskaya O.A. (valkosha)	1
182	Noskova D.I. (daho_n)	1
183	Novikova M. (novmarom)	1
184	Kydyrov S. (SultanBeybars)	1
185	Baskov S.K. (men228)	1
186	Sal'manov O.P. (3303)	1
187	Tarasova Yu. (Yulia_Ta)	1
188	Berseneva T.M. (Bersa_3785)	1
189	Romanchuk I.A. (ial.romanchuk)	1
190	Nesterov D.A. (saha909)	1
191	Blinov (blinoff)	1
192	Sain T. (Temujin079)	1
193	Badashkin (Vova999)	1
194	Belyaeva E.V. (evb2555)	1					ban	ban
195	Kandidatov E.O. (Egor Kandidatov)	1
196	Sayfiddinov F. (Sayfiddinov Firdavs)	1
197	Semibratov (Dmitry113rus*)	1
198	Klyukin V.N. (Camel_blue)	1
199	Popova D.D. (popovadarya27)	1
200	Gibatova A.Kh. (mango355)	1
201	Abdukholiqov H. (abdukholiqov)	1
202	Mateuschuk (DMsinner)	1
203	Petrova P.A. (petrovapolina0722)	1
204	Bob (foxtailer)	1
205	Smirnov A.E. (sa2sha)	1
206	Lodus M.A. (marial28)	1
207	Lol D.F. (Tolyan67)	1
208	Razova D.V. (s7ipper)	1
209	Ivanova D.A. (Ivanchai_)	1
210	Thomas W.R. (pomoyka1337)	1
211	Dobrova A.A. (A-nik-A)	1
212	Sav H. (Master83_65)	1
213	Galstyan K.Yu. (sq4izyyyy)	1
214	Romashkova E. (lenarom)	1
215	Chistyakov N.R. (chistiakovN)	1
216	Ivanov (aviaport)	1
217	Gribov K.A. (Gribov K.A)	1
218	Timoshenko (AndreyT79)	1
219	Erokhin A.E. (KeramoG)	1
220	Starikovskij E.A. (sh1nra)	1
221	Ivanov D. (danil_ivanov)	1
222	Dyul'deva D.A. (dariaswag)	1
223	Zlobina E.I. (lena_zl28)	1
224	Antipin S.Yu. (fluX-db)	1
225	Katilov E.F. (kiprex)	1
226	Unregistered	37

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