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April 26, 18:49 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	Kushnir A.I. (Fyzreiy)	6			14	19	ban	ban
2	Chuprakov M.E. (moonwink)	2			12	15	ban	ban
3	M (DanilM2304)	5	3	57		5
4	Kuritsyn V.N. (ValNick)	1			1	4
5	Kolesnikov S.O. (bulbasaurus)	1	2	18		3
6	P I.*. (IrinaPetr)	2	1	59		2
7	Abakumov (Artem00)	1			2	2	4	5
8	Chuprakov M.E. (focpp)	2			1	1	ban	ban
9	Semin A. (Lui)	2					15	28
10	Lebedev A.I. (Made_In_Mama)	1					ban	ban
11	Zverev N.S. (Nikzver)	1					15	24
12	Obruchkov A. (a.obruchkov)	2					ban	ban
13	Zhavoronkina M. (maria zh)	1					14	23
14	Loseva (kami018)	2					14	21
15	Isaeva K.A. (krzlxw)	1					15	20
16	Selukov E. (ygsir)	1					15	18
17	Turlybekov O. (WIPOlzhas)	1					15	18
18	Boeva O.M. (olga_boeva77)	1					10	17
19	Myagkova M. (myagkovam)	4					11	16
20	Bannikova V.S. (ValeriaB)	1					15	15
21	Secret Key (Secret Key)	1					10	15
22	Gusyatnikov S.V. (hromoi.goos)	1					9	15
23	Kurlyandskaya V.O. (vladi_kur)	1					10	13
24	Stepanenko V. (veronikastep)	1					9	12
25	Slipko D.I. (Sketatel)	2					7	12
26	Grachev V.V. (Rosswiese)	1					7	12
27	Turlybekov O. (Olzzzhhhas)	1					ban	ban
28	Anokhin G.R. (Georgii1234)	1					8	11
29	keshishyan N. (nanekeshishyan1)	1					8	11
30	Romodin A.A. (Sanya Tsentner)	1					8	11
31	Lozhkina (xmika)	1					6	11
32	Kitchenko V.I. (Veronika18)	1					10	10
33	Mel'nik K.V. (karinakios)	3					8	9
34	Morozova P.D. (mat_harp)	1					8	9
35	Divaeva (alice_in_chain)	1					7	9
36	Barakov A. (BarakovAsyl)	1					6	9
37	Vlad V.V. (Bleckeid)	1					5	9
38	P A.A. (YourPast)	2					5	8
39	Lipin (TugoseryaPuzogitel)	1					5	6
40	Ivanova (ansss)	1					4	6
41	Malkin A. (Dreten)	1					3	6
42	Marinski O.A. (OgnyanMarinski)	1					3	6
43	Shutova P.A. (iolin)	1					3	6
44	Klevanskaya A.R. (nastenakleva)	2					5	5
45	vadim P. (chikabum)	1					5	5
46	vas I.A. (pinok)	1					5	5
47	Ivanov I.I. (geshka123)	1					4	5
48	fedusdedus (Fedus)	3					3	5
49	P S. (sonasol2)	1					3	5
50	Pavlinov D. (danil_panamera)	1					3	5
51	Podolyan (Rrrrrrram)	2					4	4
52	Sokolova O.V. (Ol'ga2026)	1					4	4
53	Bair (lootta)	1					4	4
54	Degovtsov K.A. (brazilian.pdf)	1					3	4
55	Bukharinov D.S. (DIeightB)	1					3	4
56	Kolodijchuk O. (Nova54)	1					2	4
57	Desyatkov A.A. (Devastated666)	1					2	4
58	Sajfetdinov A. (psql_magic)	1					2	4
59	Mishra (Ginger457)	1					2	4
60	sefasfasf F.A. (fassdfae)	1					2	4
61	Yuki R. (Aethelis)	1					3	3
62	Rockey (Trinesh)	1					3	3
63	ledentsova (pavmpoo)	1					3	3
64	Kamyzin (yolorino)	1					2	3
65	Gubeev I.O. (Ilush1k)	1					2	3
66	abakumova S.I. (abaqmova)	1					2	2
67	Vinokurov V. (dsfAFASF3)	1					1	2
68	Pashaev R.A. (Pashaev)	1					1	2
69	solovev A.A. (otom4ik53)	1					1	2
70	Popov D. (linklib.web)	1					1	2
71	Z (irzm)	1					1	2
72	Mikaya (Gio9248)	1					1	2
73	Utkin S.A. (Aethel)	1					1	2
74	Mad'yarov (Ndrix)	1					ban	ban
75	Duisenbayev (3UMF)	1					1	2
76	Shul'ts (Bebra v adidasakh)	1					1	2
77	Erykalin (IJAKIBS)	3					ban	ban
78	Pobuta (Arifoxyyy)	3					1	1
79	Ganenko I.I. (IGI1606)	3					1	1
80	Avvakmov (Ultimate1914)	2					1	1
81	Volyk (Netsky199723)	1					1	1
82	Platonov A. (Golden-Times)	1					1	1
83	Idrisov A.S. (AinurSQL)	1					1	1
84	Luzin (nikitasyan)	1					1	1
85	Pribluda A.V. (anti-tank_hedgehog)	1					1	1
86	Kondrashina T. (Tat'yana89tlt)	1					1	1
87	Popova A.A. (Linappv2026)	1					1	1
88	grud G.G. (grud)	1					1	1
89	Nikolaev A. (trunkk)	1					1	1
90	Sarkis'yan G. (gennadi_s)	5
91	Klochev S.A. (unicornsereZHa)	5					ban	ban
92	Kushnir S.A. (Wishmaster190281)	3					ban	ban
93	R. A. (Erayo)	3
94	Krasovskij E.A. (pegoopik)	2
95	Vaselendyuk D. (Vaselendyuk)	2
96	Vadimov (ValovVadim)	2
97	Nesov (80STH)	2
98	Idrisov M. (Marik_80)	2
99	Shikov V. (Viktor_TG)	2
100	Gusev A.O. (NowOrNever)	2
101	Tahsin S.M. (Syed Mohaiminul Hoque)	2					ban	ban
102	Lysenko R.A. (Ruslan+)	2
103	Komov S.M. (Komov S. M.)	2					ban	ban
104	Familiya I.O. (Aura0)	2
105	Bocharova V.E. (Malvisa)	2
106	Azovskov E.A. (Jora7777)	2
107	Vyazovetskov A.S. (alex_v)	1
108	Cheranev A. (cher)	1
109	Kurochkin P.A. (qwrqwr)	1
110	Koptel'tsev V. (selber)	1
111	Murzin V.S. (netkas)	1
112	Alekseev A. (RobertWhite)	1
113	Lazareva E. (lea_22)	1
114	Vinogradova S.M. (Tigra1)	1
115	Petrov A.V. (AVPetrov)	1					ban	ban
116	Filippova (verve)	1
117	Kozlov (VKElk)	1
118	O (RaisaO)	1
119	Polunini (olenkan1)	1
120	Treschalin M. (MihailT)	1
121	Dits O. (OlegDits)	1
122	Smith (tibacityblues)	1
123	Borodin R. (screen190795)	1
124	Chumichev V.B. (Bandres)	1					ban	ban
125	Kotov (Kotov E.V.)	1
126	Kras V. (Vikron)	1
127	zueva G. (galina111)	1
128	Zhekebaev A. (AdolfZ)	1
129	Rasskazov (MReyJ)	1
130	Svezhov (lsvezhl)	1
131	Egorov V. (finnraym)	1
132	Petrov O.P. (Jelaris)	1
133	Vdovin S. (Rujan)	1
134	nurbekov D.N. (Nevermind`)	1
135	Abrosov A.A. (Distar)	1
136	Borschovetskij I.N. (Igor2.0)	1
137	b (milbul)	1
138	O (janeoosql)	1
139	Rod'kin (AlexRod)	1
140	Popov A.V. (Ubijtsasmerti2009)	1
141	Mischenko (Deonisiy_M)	1
142	Strukov (StrukovSA)	1
143	Dubanova E.R. (Klocheva)	1
144	ss A.S. (SashaSS)	1
145	Afanasev I. (uibanix)	1
146	Sokolov A.S. (YasniyHer)	1
147	Golovkin I.A. (GHOST2508)	1
148	Odegov A.I. (KovroLitik)	1
149	Timofeeva V.A. (timofeevaleria)	1
150	R. (Wra1th)	1
151	Popov A. (Amniculus)	1
152	Finogeev M. (MaxFinog)	1
153	Stepanov (LexFrom)	1
154	black N. (neoblackyeah)	1
155	Ocean (Ariel Tiramisu)	1
156	KHU (kittysss)	1
157	agalioglu (SuperMacho)	1
158	Popov P.A. (JohnSass1)	1
159	Bajdavletova A.I. (aigulselamnogopul)	1
160	Kolobin N.S. (gerod0t)	1
161	le S.E. (sedrus)	1
162	Goldobin E.G. (prm259)	1
163	Sozonova E.D. (LasnKaterina)	1
164	Karetin D.A. (poor_srvlt)	1
165	Shkrylyova S.A. (Sveta2202)	1
166	Trushnikov M.N. (chajan)	1
167	Mel A.Y. (Alwertq)	1
168	Shapovalov (Shapick)	1
169	Rafikov G.K. (gog110)	1
170	Quzmin (dmitryQu)	1
171	Azanov (kulinarr)	1
172	SQLMASTER (SQLMASTER1864)	1
173	Aurelius (gineus)	1
174	petrenko A.A. (hippi1232)	1
175	Kekov N.M. (EtaKto)	1
176	Stikentzin D. (Aliandr)	1
177	Sivolozskii (kirill_szz)	1
178	Tischenko V. (vikatish)	1
179	Fomin A.A. (Alexandr828)	1
180	ver (remli)	1
181	Belozyorskaya V.A. (tori_belozerskaya)	1
182	Ibragimova A. (anya_tusina)	1
183	Rakhmatullina (JuliaMay88)	1
184	Darbinyan A. (Hayk_REAL0101)	1
185	sql (winchester1)	1
186	Filippova K.S. (rogedeerk)	1
187	Charukh I.K. (1brain)	1
188	Rezenov A.A. (Moratorium)	1
189	Novikov (Monsieur_LE_Chat)	1					ban	ban
190	Samojlov E.P. (test_user_SDET)	1
191	belov A.A. (asrghbdvcxsertyujkmnbgftr)	1
192	1 1.1. (TanciCBubnom)	1
193	Gol'tsov A. (kodzima)	1
194	Gabdulkhakov (Akfiashch)	1
195	Kabayan I.A. (Irina_K.)	1
196	awdwdadw (alpakkaa)	1
197	A (H3D4)	1
198	Lizina (lasttt)	1
199	Elfimov A.A. (Mugle9227)	1
200	Deryagin A. (yappi_)	1
201	Papiashvili G. (George_Kepler)	1
202	Pen G.G. (Grishiset)	1
203	Shakhnovskij K.K. (youngkostik)	1
204	Issar V.D. (Mafrt_eSports)	1
205	Rabadanov M.M. (broke32222)	1
206	Inyukhin A.Yu. (warmack)	1
207	Novikova (Persic_ox)	1
208	Shabarov D.A. (Prolazij)	1
209	Skosyrskaya E.A. (Noctiluca)	1
210	Unregistered	20

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