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October 31, 17:00 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	Kuchiyakov A.A. (velimir14)	1			10	11	ban	ban
2	nikitina (Yulya324)	3			5	5	9	9
3	Shik V.A. (ryzhul'ka)	2			5	5	9	9
4	Babajlova E.A. (elizavetababajlova749!)	2			5	5	9	9
5	Yagovkina (ksyu704)	1			5	5	9	9
6	Zav'yalov (laaaflame)	1			5	5	9	9
7	Starodumova A.A. (staraa)	1			5	5	9	9
8	malyukova M.F. (koteiko125)	1			5	5	1	1
9	O (janeoosql)	2	2	34		4
10	Timonin D.E. (DmiTim)	4	2	63		3
11	Abbasov R.I. (Ramilzavr)	1			3	3
12	Smirnova S.A. (soffi_toffi)	1			1	1
13	Otavin T.S. (TimOt)	4					ban	ban
14	Shabunin R.S. (romeo222)	2					ban	ban
15	Lishafaev D.A. (ZnOKs)	1					15	26
16	Molokanov A.A. (qwasar)	1					ban	ban
17	Myuller P.D. (growlerrr)	1					ban	ban
18	Romanova A.D. (chipsik)	1					15	26
19	Yarmukhametova G.U. (glagosha)	1					15	26
20	Lyutenko M.V. (GUboshlep)	2					ban	ban
21	Valiullin A. (LinkSeventy)	1					15	25
22	Buzunova N. (scremmers_18)	2					17	24
23	Vankovich K.N. (Pirojoc111)	1					ban	ban
24	Kudryashova P.S. (__Polina__)	1					ban	ban
25	marat M.F. (Marat Fotin IT7)	1					14	22
26	Gladkov D.M. (dqr)	2					13	22
27	Klochkova D.A. (Daria_Klochkova)	2					ban	ban
28	Kovalevich A.A. (annaKov)	1					13	21
29	Rechkalova P.A. (Pol1na)	1					13	20
30	Burmatova D.M. (ymerotvareniiya)	1					15	18
31	Yapparov D.M. (Dan'ka0228)	1					15	18
32	Starostin D.D. (Turilan)	2					15	16
33	Mukhametshina K.A. (kami09)	2					13	16
34	Dolgushev V.N. (Vladimir Dolgushev)	1					13	16
35	Kuznetsov E.Yu. (WW52)	3					10	15
36	Bebe O.B. (All3gg)	2					10	13
37	Belkov D.A. (belkov_da)	1					ban	ban
38	Mikryukov L.S. (UzerName6666)	3					9	12
39	Grigorij (Grig1233215)	1					8	12
40	LUKOVSKI (tema11)	1					7	12
41	Matveeva O.N. (Olga_Matveeva)	1					7	12
42	Zholnerov A.P. (perelopacheno)	2					9	11
43	Timirgaleeva M.R. (mary_on_a_cros)	1					7	11
44	Belyaeva (Lyu2)	1					7	9
45	rcf44f4 C.R. (vtvty)	1					6	8
46	vedrov (ivan123123)	1					5	8
47	Zinurova A.I. (Amina Zinurova)	1					4	8
48	Pastee (Pastee)	5					7	7
49	Robulets S.I. (SRven)	3					7	7
50	Sevruk M.V. (chipixxx)	2					7	7
51	Gavrilov I. (Lkuroedov3)	3					6	7
52	Leonteva (Julial_46)	2					6	7
53	Gladkov A.S. (artemgladkov1)	1					6	7
54	Popov R.R. (ringul)	1					6	7
55	Belyaeva (Kuzyaka)	3					5	7
56	Belkov D. (Belkov2026)	2					4	7
57	Akakij R.S. (RomikLegenda)	2					6	6
58	Dulanov A.S. (8bobrik8)	2					4	6
59	Iutinskij D.E. (dimaiuuu)	1					3	6
60	Oni N. (TashO)	2					5	5
61	Kalmykov A.A. (salkechh)	1					5	5
62	lobogika D.B. (loba)	1					5	5
63	Sitor V. (waev)	1					5	5
64	Viktorov (greymangrey)	4					3	5
65	T (lazochka)	2					3	5
66	Alekseev D.S. (snwr)	1					3	5
67	mikki I. (mikkiice)	2					4	4
68	Karakulov E. (zelzelzel)	2					4	4
69	chechel I. (ilyachechel)	2					3	4
70	Mardanov A.I. (ARTYR228410)	2					3	4
71	Titov D.N. (gizkano)	1					3	4
72	Sarkeev A.S. (74865783465)	1					3	4
73	Volo (v1rtuoz)	3					2	4
74	Beketov (dimabima)	2					2	4
75	Ivanova (evkaa1234)	2					2	4
76	Zhelezkin (Chein)	1					2	4
77	Erpylyov S.M. (Stepan_Erpylev2)	1					ban	ban
78	Markin N. (Qmaro)	2					ban	ban
79	litvin (tfgutfutu)	1					3	3
80	Ostanin Yu.A. (yourun)	4					2	3
81	Krivets M.S. (Maria Krivets)	3					2	3
82	Olejnikov G.K. (GLoken)	1					2	3
83	Nasyrova (Alewa86)	1					2	3
84	Skryabin D.A. (kotsuro)	1					2	3
85	Petrova S.Kh. (Petrova Safina)	1					2	3
86	Ermolaev A.V. (EAV143)	2					2	2
87	Davydov A.I. (NIKE332)	2					ban	ban
88	Efimov T.A. (TAEfimov)	2					2	2
89	Lagutkina (Tanya2009)	1					2	2
90	Gumirov R.K. (rinatgumirov73)	1					2	2
91	Kuzmin M. (WMik)	1					2	2
92	Kykolnikov (Krasaucheg1111)	2					1	2
93	Abduqodirov A.A. (Abb0s)	2					1	2
94	Petrova P.A. (petrovapolina0722)	1					1	2
95	Razova D.V. (s7ipper)	1					1	2
96	Litvinova R.L. (litviinovva)	1					ban	ban
97	Voronina K. (xxcvv)	1					1	2
98	Boboev ?.?. (Bobo)	2					1	1
99	Lesnikova A. (nebulaX365)	1					1	1
100	Isakov I.A. (isakoviasql)	1					1	1
101	Svechkov A.V. (Aleksejj)	1					1	1
102	Dmitrenko A.A. (admi1986)	1					1	1
103	Starshev I. (IgorStarshev)	1					1	1
104	Komilov M. (KMM3)	1					1	1
105	Shkibididopov (skibidikiller)	1					1	1
106	Eremina E.E. (lizzzzzzzzka)	1					1	1
107	P (dedudack)	1					1	1
108	Simionesku A.G. (alexandrasim)	1					1	1
109	Vladlen V.A. (Droid3421)	1					1	1
110	Mukhachev A.A. (korol'116)	1					1	1
111	Krasovskij E.A. (pegoopik)	6
112	Suntsov K.O. (KirillSuntsov11)	5
113	Gavrilov I.V. (Kuroedov)	3
114	Sarkis'yan G. (gennadi_s)	3
115	Ivanov I.I. (pasta123!@#)	3
116	Gataullin A.Sh. (Ballist)	3					ban	ban
117	Bozorova A.A. (Mukhlisa)	3
118	Ivanov A. (winmapi)	2
119	Orlov (Slimelove)	2
120	Gus'kov (a1ex27)	2
121	Sergey K.S. (Sergey Koltishev)	2
122	Komov S.M. (Komov S. M.)	2
123	Novikov P. (albotrose)	2
124	Sh S. (junopark1)	2
125	Klyukin V.N. (Camel_blue)	2
126	Baranov N.A. (n1kasesql)	2
127	axmadddd A.S. (asdfasdfsdfsdjjjoooo)	2
128	Pakhratdinova (kpakhratdinova)	2
129	Natal'ya (freebst)	2
130	Kushnir (hryk)	2
131	Koshkina S.V. (S55347)	2
132	Shakurov I.I. (Ildar Sh)	2
133	Lyutikov K.I. (KotLut)	2
134	Scherbakov (MiDoS)	2
135	Shpileva Z. (gachiboi)	2
136	Abdrafikova S. (Svet-LAN-a)	1
137	diaz M.A. (madg)	1
138	Koptel'tsev V. (selber)	1
139	Milovanov M. (hard-nosed)	1					ban	ban
140	T. (Tovarisch)	1					ban	ban
141	Gadiatulin R. (gra2017)	1
142	tugush E.T. (korolek_ptenec)	1
143	Treschalin M. (MihailT)	1
144	Maschenko M.V. (Mayya80)	1
145	Semenenko M.A. (Depardbe)	1
146	shar E.O. (sharoeb)	1
147	Zhivov I. (Jloogle)	1
148	Samojlenko (Dimas6892)	1
149	Ducheine H.W. (hunter_d)	1					ban	ban
150	Khrol N.S. (Natalia_Khrol)	1
151	Khaptanova (qwerty12_28)	1
152	Bat K. (Kiage)	1
153	Kovalyov R.A. (r0mch1ck)	1
154	Rodin (uoloki)	1
155	Zubenko M.P. (mdrxv*)	1
156	Golovkin I.A. (GHOST2508)	1
157	R. (Wra1th)	1
158	Abramov V. (Privet ot Sashi Borovkova)	1
159	Teterin R.V. (virast)	1
160	Abubakarov A.Kh. (bxrzxly187)	1
161	Zozulya P.A. (Polechkaaa)	1					ban	ban
162	Romanchuk I.A. (ial.romanchuk)	1
163	Malevskaya I. (malevski)	1
164	Khakhulina E.V. (Akulina)	1					ban	ban
165	Alimova V.A. (Vika Alimova)	1
166	Andreev K.A. (sun1zu)	1
167	Chastova E.A. (Kate44)	1
168	Fajzulina S.Sh. (snejanna)	1
169	Makhkamov M.B. (Magamomed)	1
170	Diab J. (Avopawno)	1
171	Burov K.M. (gopher_)	1
172	Abdukholiqov H. (abdukholiqov)	1
173	Tsaryov I.A. (Tsar' prosto Tsar')	1
174	Filippova S.Yu. (ernest_sds)	1
175	Smirnov A.E. (p4tk)	1
176	Bekbolotova T. (Jiselle)	1
177	Selivankin M.V. (MikhailSelivankin)	1
178	Gallovaj A.I. (gllvy)	1
179	Gachegova I. (ilonza G)	1
180	Makushin A.V. (sqldemon2)	1
181	meow (meow_meow1024)	1
182	Riskov V.K. (FidjetStar)	1
183	ilina (kris.kis812)	1
184	. (cocakola)	1					ban	ban
185	Lizunov K.A. (KirillLizunov)	1					ban	ban
186	Bogomolov Yu.A. (tr7048)	1
187	Orazbekova A. (teutsuuuuooo)	1
188	Gorodilova K.E. (knixxceed)	1
189	Sergeenkov I.V. (bySergeenkov)	1
190	Egorov N. (Negorov)	1
191	Hakobyan T.-. (Tiggodon)	1
192	Briskov D.N. (Karabassik)	1
193	Salabaj D.D. (danya77Say)	1
194	A (kaitou)	1
195	Pavlenkova M.O. (Matreshka35)	1
196	Vaneev M.A. (Mishvane)	1
197	Vasin V. (Vasya5)	1
198	Nifontov E.A. (Monessy)	1
199	Nazarov A. (Chiphead1)	1
200	Davydov A.I. (NIKE3323)	1					ban	ban
201	Akakij R.S. (KrutoiRomik)	1
202	Unregistered	28

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