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August 13, 19:59 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	Alina (alinakesareva)	1			3	3
2	Pankov G.V. (rmdsx)	2	1	2		1	ban	ban
3	Tsybin A.V. (magicdragon)	2	1	5		1
4	Gorijchuk E.A. (EgorQ2ZA)	2					ban	ban
5	Ne R. (maddena)	1					15	26
6	Abramov A.E. (aleqseij)	1					15	26
7	Shapovalova V. (vesha13)	1					15	24
8	Axel (axansaga)	3					ban	ban
9	Khom N.M. (Nikk77)	1					14	17
10	Wil F.-. (Wilfrech)	1					13	16
11	Koentrau F. (buylow)	1					9	15
12	Kukhmistrova E.S. (13Kate28)	1					11	14
13	Kelekhsaev A. (varied_kratos07)	2					10	13
14	Puchkova A.S. (NesKolins)	2					8	13
15	Bugdanina A.A. (molitun)	3					9	12
16	Kazantseva E.G. (teasmint)	1					9	12
17	Semenov (desymbol_1)	1					9	12
18	Tarasova Yu. (Yulia_Ta)	1					8	11
19	Ivanov (Ginger12)	1					8	11
20	Shevtsov D. (Shevtsov2711)	2					8	10
21	penkova (sonya3)	1					5	10
22	Kulikov V. (thirdgear)	2					7	9
23	JJ (RomanAntropic)	2					7	9
24	Andreevskij A.A. (Alkvemary)	1					6	9
25	Kravchenko P.V. (cirilohysP)	1					5	9
26	Lomakina (lomchik)	4					4	8
27	Mikhajlenko D. (crazyfish_1)	3					4	8
28	Kravtsova M.I. (k_marina89)	1					4	8
29	par (kjdfgljkb)	1					4	8
30	Lyubimtseva (Anastasiia_lubi)	2					6	7
31	Sovetkhan D. (Diyar)	1					6	7
32	Zezina K. (hellteenz)	1					6	7
33	Vakulko A.V. (VAlexandrV)	1					5	7
34	Ganiullin A.M. (Zer7or)	1					4	7
35	Suslov (Skyman163)	1					4	7
36	Olamiai (Nikita12367)	1					4	7
37	Ryabikina (Allusikk)	1					4	7
38	Shimkiv A.D. (alexenon)	1					5	6
39	Aksakovskij I. (Axillis)	2					4	6
40	Romanov A.A. (andromus)	1					4	6
41	Zhuravlyov D. (banditto63)	1					4	6
42	Karsakov S. (karsakovst)	3					ban	ban
43	Guseinov A. (Ali_G)	1					3	6
44	K (archeee9)	1					3	6
45	Bochkova (AnyaBo)	1					3	6
46	Cherov V.A. (GroveS)	1					3	6
47	New R.G. (newLogin)	2					5	5
48	Hh A.R. (zwerb)	1					5	5
49	Glavatskikh K.V. (ksu glaw)	1					5	5
50	Vasileva A. (alisavv)	1					5	5
51	Garist N.K. (Garist86)	1					5	5
52	a (mcd0nald)	1					5	5
53	Valov D.A. (wall low)	1					4	5
54	Saryglar (Daryma)	2					3	5
55	Nik (nikvip)	1					3	5
56	Skorzhevskaya M.A. (Maylin_03)	1					3	5
57	Bocharnikova A.A. (Lliona)	1					3	5
58	Pushkarev S. (PSV_n)	1					2	5
59	Nvdp (nvdp_yo)	1					4	4
60	Polikarpov K. (kir0206)	4					ban	ban
61	Ilina N. (lkjahfjkseb)	2					3	4
62	Sheshko V. (Tester_Vlad)	1					2	4
63	Kitaev K.I. (Kostas1234)	1					2	4
64	Brotskij I.P. (ANANASIK0701)	1					2	4
65	Kornilaev D.I. (mayson241)	1					2	4
66	Lyakh (LinaL_)	1					2	4
67	Moskovets N. (Nikolay2026)	1					2	4
68	akimat A.Z. (akimatovskiii)	1					3	3
69	Egenij A.R. (xsilam_0)	1					3	3
70	a A.A. (rdctfvygbuhjnk)	2					2	3
71	Luzanov (alex_wind)	1					2	3
72	Subbotina N. (Nelly_sub)	1					ban	ban
73	Golyandina (nap@)	1					2	3
74	Vorob'yaninov I.M. (KisaVorobey)	1					2	3
75	Gudkova E.S. (katufa06)	1					2	3
76	Pro (GirlOnAMission)	2					2	2
77	Lcdma (LCDM138)	2					2	2
78	Kameneva (kristachak)	1					2	2
79	Titov (Mikulai)	1					2	2
80	Kul (Amkul)	1					2	2
81	Starostin L.F. (StarostinLF)	1					2	2
82	Hagverdi R. (macig)	1					2	2
83	Kumar M. (waifo)	4					1	2
84	Schur A. (Asure)	2					1	2
85	Abramenkova (muroni)	1					1	2
86	Titov (mahaon_1999)	1					1	2
87	Bogatyrev N.V. (BNV2873)	1					ban	ban
88	Zubkov D. (Dm54)	1					1	2
89	Alex R.R. (AlexRedkn)	1					1	2
90	Zakharov (svyyy)	1					1	2
91	Usikova (Ya.)	1					1	2
92	Urakina K. (Ksu774)	1					1	2
93	Maia M. (Maikoni_2026)	1					1	2
94	Ivanov I.I. (gg_ffref)	1					1	2
95	Deniskin (tozz1)	1					1	2
96	G (AbiG)	1					1	2
97	V'yukova P.V. (@Iyashiro)	1					1	2
98	Landaeva D.N. (daxa228)	1					1	2
99	Altashin S.V. (burrito)	2					1	1
100	Bushina P.B. (polina1908)	2					1	1
101	Morozova P.D. (mat_harp)	1					1	1
102	Levina A. (Anisiam)	1					1	1
103	Funtova M.I. (fialka3)	1					1	1
104	Zlomanova M. (mzlomanova)	1					1	1
105	filmanovich (fyjara)	1					1	1
106	Karshakevich P.O. (pashakorsh1)	11
107	Budanin A.A. (Budanin_A)	6
108	sdad D.W. (kotikaster)	5					ban	ban
109	Ostapenkov L.D. (lerdon_yard)	4					ban	ban
110	Muratov D.A. (Enovostuck)	3
111	Murat M. (murat_mukhammed)	3
112	Kurochkin P.A. (qwrqwr)	2
113	Koptel'tsev V. (selber)	2
114	Netudykhatka A.S. (ASN777)	2
115	Savenko (olalasavenko)	2
116	Kholodnova (aakholod)	2					ban	ban
117	Norov P.M. (RoMario28!)	2
118	Axel (Axel93)	2					ban	ban
119	Sarkis'yan G. (gennadi_s)	2
120	Litvinenko O. (loksana1)	2					ban	ban
121	Semenov M.M. (mark_CemenoVV)	2
122	Odnokurtsev (AlFochino)	2
123	Kupriyanova P.A. (@poluchku)	2
124	edmond2 (edmond2)	2
125	B M. (morningmoron)	2
126	Sanzharovskij A.A. (LOSYASH)	2
127	Sadibekov K.A. (Kajrat S)	2
128	Netudykhatka M.A. (Rfee)	2
129	Galanov V.Y. (RedRitter)	2
130	Izabakarov G. (Bakha_26)	2
131	Shibaev (saah)	1
132	Krasovskij E.A. (pegoopik)	1
133	john_doe (andrey2088)	1
134	mur I.S. (barzel83)	1
135	Novozhilova N. (Natusyanya)	1
136	Gajchuk A.S. (asgaychuk)	1
137	Ivanov A. (Aleksius)	1
138	Dzhamaldinov M. (Benediktof)	1
139	Stul'nev R.O. (kalter1213)	1
140	Sir (QAnnanas)	1
141	Talip (Tanzilia)	1
142	Ulybin (tanderug)	1
143	Tsay S. (Sergey Ts.)	1
144	Ivanov T. (ivanovtv)	1
145	Baryshnikova (Elena_Baryshnikova)	1
146	Top (Zaramoth_)	1
147	Ogorodnikova T.L. (Tatsiana_o)	1
148	Taras D.S. (Parit)	1
149	Ivanov (kronon)	1
150	Zhuravlev E. (LuckyHamster.)	1
151	Rakhmetov T.R. (Vaas47)	1
152	Saidov I. (igor_1993)	1
153	Barsukov I.B. (Ibarsukov)	1
154	Makarova A. (JuStudent)	1					ban	ban
155	Vyroubalova (Imhelena)	1
156	Stepanov D.I. (Chamuske)	1
157	Pankov G.V. (gpankov)	1					ban	ban
158	Goftenyuk (kgoftenyuk1)	1
159	Zorina N. (ntshus11)	1
160	Picheritsa A.A. (Picheritsa)	1
161	Dogadov S.V. (Serzho)	1
162	Tyumin D. (dplust)	1
163	Ezhov R.S. (akira_nvm112)	1
164	Tabakov A.A. (ATS_Rakovka)	1
165	Skokov B.S. (leks$$)	1
166	Rodin (uoloki)	1
167	Kudinov (kpovel)	1
168	Raupova N.B. (Nizukuba)	1
169	Chernoivanov N.Ch. (molniii_01745)	1					ban	ban
170	Tvanov M.A. (mike_t_ekb)	1
171	Kim P.V. (Pappa_99)	1
172	Tyul'berova A. (ann_tyulberova)	1
173	Bagmanov D.D. (Bagmanov_Dinar)	1					ban	ban
174	R. (Wra1th)	1
175	Bondarenko R.O. (Bondarenko R.)	1
176	Lysykh V.K. (Usilitel')	1
177	S (sergeenko@phystech.edu)	1					ban	ban
178	Akameeva S.V. (SVA1)	1
179	Velichenkov D.A. (Galotane)	1					ban	ban
180	Abakumova E.A. (Abel1768)	1
181	Il'in (Faradum)	1
182	lyudchik U. (fluwt)	1
183	Yastrebov D.D. (Yakimori)	1					ban	ban
184	kham (kh4m1)	1
185	Ivanov A.V. (inferioIT)	1
186	Cherepanova A.R. (Alexandrina1.0)	1
187	Ibo K. (Kemchik)	1
188	Kornienko (Ivan Kornienko)	1
189	Evgen'ev (gek_c)	1
190	Platoshin O. (stixhp)	1
191	E (neri)	1
192	Khakimova M.R. (MavjudaHakimova)	1
193	Grezneva N. (celestica)	1
194	Korolev A.A. (Ereticheskij Chajnik)	1
195	Askarbek A. (Aibar212121)	1					ban	ban
196	Maslennikov A.S. (Maslennikov.Anton)	1
197	Vorotnikov Yu. (Juriiy)	1
198	Kurakin (billir)	1
199	Burtonov A.V. (tak to)	1					ban	ban
200	Strilenko (Liamorte)	1
201	Shil'chenkov M.A. (msmshilchenkov)	1
202	Levin Yu.A. (pdestroyer)	1
203	Filippov D.A. (shketik)	1
204	Zhopkin (Vanek_destroyer)	1
205	GUJARATHI (VAIBH001)	1
206	Khorunzhij E.A. (wuwuqw)	1
207	Mel'gunov D.D. (waawweelon)	1
208	Orazaliev E.S. (AkameEW)	1
209	Aslan O. (ok74y)	1
210	Murat I. (Inzhu_murat13)	1
211	Gorokhova (MarGorokhova)	1
212	Asyl A.A. (Asylbek00)	1
213	Berezin A.A. (To_OmaC)	1
214	Ageeva (Ush1m1ya)	1
215	Po O. (ezhikfuf1)	1
216	Ban'kin I. (lenivaya_taksa)	1
217	Petrov M. (Kozyapkin)	1
218	Khalikulova L. (Krodrakula)	1
219	Danilova M.D. (prendahi)	1
220	Zakharov D.S. (dmitr_zakharov)	1
221	Zalilov R.R. (Ruslanradokt)	1
222	Vasuluev A. (AlexeyVas006)	1
223	Bolshakov D.I. (TaGGaR)	1
224	Yoda D. (Deluxe82)	1
225	giniyatullin E.N. (Suennte)	1
226	Orlov D.O. (reynike)	1
227	Gayibbaeva M.K. (Gayibbaeva)	1
228	Abdurizaev A. (Amru05)	1
229	Smorkalov N.A. (Mr.proper97)	1
230	Unregistered	33

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