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October 22, 10:05 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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SQL exercises

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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	Kolbaev (Veaablok)	1			1	1	1	2
2	Dugin D.R. (DYGIDAI)	1					ban	ban
3	Majorov V. (vovenysh)	1					15	19
4	Rumyantsev M.I. (aatonement)	1					13	18
5	Nullex (null.ex)	1					11	13
6	kaga (myra22)	1					9	11
7	Ziangirov D.S. (mrngth)	4					7	9
8	Kuka (KUKAmemas)	2					7	9
9	Matveenko M.S. (Maksim 228)	2					7	9
10	Radaev K.V. (Hkzume)	1					7	9
11	Alejnikov V. (teemo_SQL)	1					6	9
12	Viktorov (greymangrey)	2					5	9
13	Fatkulina O.M. (viennie)	2					6	8
14	Vlasov O.V. (Ftyvxf)	3					6	7
15	Litvinenko (Axto77)	1					6	7
16	Pazniak H. (PazniakHanna)	2					4	7
17	Bbb (BezZeB)	1					4	5
18	verysimpleuser000 (verysimpleuser000)	1					ban	ban
19	Askerbek D.A. (asker_dar)	2					4	4
20	Amburtsev A.A. (AlexanderAmb)	1					4	4
21	Mirosh (mirosh132)	1					4	4
22	Zhabina I.S. (Irina Zhabina)	8					ban	ban
23	Meridian N.D. (Adamska)	1					3	4
24	Yolokhov (fazzone)	1					ban	ban
25	Bal (CRay2)	1					3	4
26	Rybakova M. (Mashka10)	1					2	4
27	Belashkin I.A. (Tookser)	1					2	4
28	fingerut (alnanfyz)	1					2	4
29	Serebryakov L. (ab3ldat)	1					3	3
30	Anonim (Antonim)	1					3	3
31	Burov K.M. (gopher_)	2					2	3
32	Egamov B.A. (Bulat Egamov)	1					ban	ban
33	Abrakov (abrakovil)	2					2	2
34	Plekhov (GlukBackdoor1)	1					2	2
35	AWSyannikov N. (Nikola Tesla)	1					2	2
36	Tsygel'nyj K. (tsyga12)	1					2	2
37	Morozova A. (Schwarze_Katze)	1					ban	ban
38	Sergei (Ceasari)	1					2	2
39	Larin (la_evg_luck)	1					2	2
40	Khal M.R. (Nialphard)	1					2	2
41	Abrakov A.A. (abrakov)	5					1	2
42	Zmejkova E. (ElenaZm)	1					1	2
43	Berseneva T.M. (Bersa_3785)	1					1	2
44	Andreev K.A. (sun1zu)	1					1	2
45	Grishaev V.V. (VladimirGV)	2					1	1
46	Lugachev K. (kvestPRO100)	2					1	1
47	Panasenko D.A. (Karastel)	2					1	1
48	nuraev N. (killmonger89898)	2					1	1
49	Nikolaev A.N. (AlexeyHeizenberg)	1					ban	ban
50	Batalova M.I. (Fyasilka)	1					1	1
51	Parfenov M.V. (tester_from_bs)	1					1	1
52	Ponomarev A. (MrBluesoff)	1					1	1
53	Polovnikov (0_ser)	1					1	1
54	Zvyagintsev A. (AhMahmucin)	1					1	1
55	Pavlov I.A. (WhiteCat110)	3					ban	ban
56	Krasovskij E.A. (pegoopik)	2
57	Qwer Q.Q. (r8orand1)	2
58	Exclusive M.B. (MasterB)	2
59	Ivanova O.N. (olga_ivanova)	2
60	Sozaev A.Kh. (Kanzzaki)	2
61	Vlasov I. (w1zzard0)	2
62	Kashtal'yanov O. (kyltura)	2
63	Zhikh D.S. (DanilaZhikh)	2
64	Kon K. (KirK5)	2
65	Saryglar B.E. (NaDachnik)	2
66	Sadikov D. (Dilong08)	2
67	Andriyanov E. (jackpot2003)	2
68	Gridchin E.O. (EgorChicHin)	2
69	Shirvakov R.R. (Rafailsh)	2
70	Abdrakhmanov Sh.P. (Shahmurat)	2
71	Shibaev (saah)	1
72	Mayuk D.A. (antimart)	1
73	Koptel'tsev V. (selber)	1
74	Isajkin (ruDmitry)	1					ban	ban
75	A (Chelgu_TM)	1
76	Mahmoud (developer1086)	1
77	qwerty Q.Q. (zoy777)	1
78	Tryapishko A.A. (bronynosets)	1
79	Markin N. (Qmaro)	1					ban	ban
80	Azarov K.Yu. (kazarov)	1
81	Proskurin R. (Rogan)	1
82	Kashin I.V. (ikashin)	1
83	Turnitskij N. (Devilboi)	1
84	Mikheev I. (Yota_inGame)	1					ban	ban
85	Telyashkin (Mr_Vladimir_Sergeevich)	1
86	Putintseva Ya.I. (averina)	1
87	Amanzholov (ad01)	1
88	Petrov (realgans)	1
89	ss A.S. (SashaSS)	1
90	Bakytbekuly (Rustem_22322)	1
91	Rodin (uoloki)	1
92	R. (Wra1th)	1
93	Maratov O. (spoer)	1					ban	ban
94	Markaryan D.S. (davidayyan)	1
95	Mironov A. (tr302)	1					ban	ban
96	Molonov A.V. (DYUSHA777)	1					ban	ban
97	Bogatyrev N.V. (BNV2873)	1					ban	ban
98	Bikbova (syobetahi)	1
99	Sevryukov (sevr)	1
100	Zhukova K.I. (Winniw)	1
101	Tynybekova G.R. (Gulaisha)	1
102	Ermolaev (Ermak05)	1
103	Dut O.A. (olga_dm_d)	1
104	Dulanov A.S. (8bobrik8)	1
105	KURS A. (kursik)	1
106	Yudin I. (IY24)	1
107	Spivak K. (KristinaSpivak)	1
108	Doroshenko S.A. (OrYSlliu)	1
109	Suntsov K.O. (KirillSuntsov11)	1
110	Shloma K. (Shloma_007)	1
111	frazier D.D. (shelovesdelilah)	1
112	Andrusenko E.S. (Ekaterina Andrusenko)	1
113	Dolgikh D.S. (dmitry5SQL)	1
114	tsyrenova E.E. (qamiregeee)	1
115	r A. (arb_)	1
116	Sinyak (patsuk)	1
117	Mizev E.I. (Skeptik_13)	1
118	Lvova A. (Lv.Anna)	1
119	Niadzvetskaya H. (neanni)	1
120	Kislykh A.I. (ArsenyKis)	1
121	Erokhin A.E. (KeramoG)	1
122	s P.V. (Pullecino)	1
123	Cherednichenko Yu.V. (Kottosh)	1
124	Rud' V.V. (drmbsv)	1
125	Udartsev D.S. (pena228)	1
126	Sergeevich A. (teftelka69)	1
127	Sergei N. (SV123)	1
128	Farkov E.A. (farairk)	1					ban	ban
129	El'demurov E. (erik_mensch)	1
130	Brysikau (Makar137)	1
131	Arbuzov (Andr76)	1
132	Samatov M.M. (liquid2)	1
133	Khodyachikh V.O. (valeria01)	1
134	Davydovich (uorka)	1
135	Babaika B. (BublikB)	1
136	ASMALOV (Aasmalov)	1
137	Makedonskij (Dionisio)	1
138	Podkovyrkin D.R. (PodkovyrkinD)	1
139	Panov V.A. (fyuvo)	1
140	Ivanchenko N.N. (Nikolay Ivanchenko)	1
141	Mar'yash A.A. (GHOSTorok)	1
142	Voropaev V.Y. (assistant)	1
143	Yan M. (MaxYA)	1
144	Mirbekov M. (Janklodmimi)	1
145	s (tlw)	1
146	Sukhanov M.O. (b0n1k1337)	1
147	Xodjatov S.S. (saleemjon)	1
148	Sidorov S.A. (Notpil33)	1
149	Zuenko S.V. (greill)	1
150	Nazarov A. (Trinadcatiy)	1
151	Qq P. (Fedorodoro)	1
152	Kornilov D.V. (oxide)	1
153	Mansurov E.V. (Evgen45)	1
154	Ganin A.D. (hixxx_x)	1
155	Bobokhonov U.R. (StoryTe1LeR)	1
156	Kurlykov (Skiller102)	1
157	Semkov A. (artiom9)	1
158	Shutov M. (Insomniaaa)	1
159	Zakharchev E.G. (r3pr0ducti0n)	1
160	Aristov A.A. (solmyashzz)	1
161	vafina L. (qqazqwe?)	1
162	Chebulaev V. (Traumerei)	1
163	Svetlov I.V. (Shtormkiper)	1
164	Zhidyaeva R.E. (Yutsu_lina)	1
165	Prusikin (ankxxie)	1
166	Nurzhau S. (1derfeeling)	1
167	Vershinin A. (Tema216)	1
168	Kolosov K. (triplex628)	1
169	Rogachev (rogsasha)	1
170	Gaa N.O. (NachosGG)	1
171	Shargorodskaya S.M. (sonya blejd)	1
172	Ponomarenko (Varfed)	1
173	Gnatenko A.Yu. (Andriano)	1
174	Bachov D. (denisbachov)	1
175	Unregistered	53

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