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September 27, 20:35 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	Abramova V.A. (wywern)	1			11	13	8	14
2	P I.*. (IrinaPetr)	3	3	-8		4
3	Sigankov V.I. (vasilyvanc)	2	1	53		3
4	Vinogradova S.M. (Tigra1)	1	1	53		3
5	Belkov D.A. (belkov_da)	2	2	1		2	3	3
6	Shibaev (saah)	2	1	91		2
7	Artemev L. (Leonid S.)	3			2	2	2	4
8	Levin Yu.A. (pdestroyer)	2			1	2	1	2
9	Plieva A.T. (amelia_pl)	2	1	1		1	5	5
10	Volkova A.E. (An_Vi)	1	1	1		1	1	1
11	Sh S. (junopark1)	3	1	7		1
12	Nasyrkina E. (eleonnora12)	1					ban	ban
13	Bryndin P.V. (kolazolfen)	3					15	27
14	Dzhumanazarov A.D. (AZAMAT001)	1					15	27
15	Amirov A.A. (Pablo67)	1					15	26
16	Otinov A.D. (WellSo)	1					12	21
17	kurgina S.M. (sofa0912)	1					12	21
18	Martyusheva P.A. (cotoaco)	2					15	18
19	Kabanov M.A. (Mikhail0001)	1					ban	ban
20	Tiunov (Remor)	1					15	18
21	Shiakhmetov (Like_Window)	1					15	18
22	Cheremnykh A. (dji_1)	1					15	18
23	Kanzeparova L.I. (LuizaK)	1					12	18
24	- (dettt1)	1					10	17
25	Ryabicheva (Pory)	1					8	16
26	Luzina M.A. (Luzina Marina)	1					12	15
27	Bulyga D.R. (DashaBul)	1					10	14
28	TefelspitZ (TefelspitZ)	1					10	14
29	Mikhmanov S. (mikhmanov)	2					8	14
30	Peshkov V. (MicroPedalka)	1					8	14
31	Nejfel'd I.A. (p1nkir0n)	1					11	13
32	Pupkin .P. (Tdkey)	3					10	13
33	Samojlenko S.V. (Sergij75)	2					10	13
34	Grebnev D.D. (Oilo123)	1					9	13
35	Belyaev I.A. (Igorman231)	2					8	13
36	Karpov I.A. (IvanK.A.rrr)	1					8	11
37	Volkova A.A. (anvlo)	1					7	11
38	Shmigiryova (irrikks)	1					8	10
39	Chern A. (Caxa)	3					7	10
40	Shevchenko O. (Shh_hhs)	2					7	9
41	Raisa L. (raiska1718)	1					7	9
42	K (sakudayo)	1					7	9
43	Moiseenko S. (Mozheviko)	3					6	9
44	Sosnina A.A. (amnyam22)	1					6	9
45	Karimova A.T. (Alisa2462)	2					ban	ban
46	Seredin V.S. (JoDaH_JoEsTaR)	1					5	9
47	Yolokhov (fazzone)	2					5	8
48	Shul'ga A. (Shul'ga A.S,)	2					5	8
49	Golovachyov K.E. (?l?????_???D????)	4					6	7
50	Bykov (danka67)	3					6	7
51	Doroshenko S.A. (OrYSlliu)	1					6	7
52	So N. (NanaSeo)	1					6	7
53	Surkov A.A. (Surkov_27)	3					4	7
54	Borisenko P.A. (BoPolli)	3					4	7
55	Prishivalko (Korifa)	1					4	7
56	hsdh H.H. (hrcj)	1					4	7
57	name I.S. (MCSDRF)	1					4	7
58	Radchenko R.K. (qweqfafsf)	1					6	6
59	Shure V. (VladimirShure)	2					3	6
60	Yashina A. (k4litushka)	3					5	5
61	Mal'kov A. (hegwld)	3					5	5
62	Vasil'ev V. (Valeriy123)	2					5	5
63	Pomylylo V. (Vladislav Pomylylo)	1					5	5
64	Mateuschuk (DMsinner)	1					5	5
65	1 (Archontos)	1					4	5
66	Zhuravlev D.A. (HEPHSQL)	1					4	5
67	Valentin (Dr.Pu)	3					3	5
68	droping (dewdapad)	2					3	5
69	7shkin S.V. (Slavnik)	2					3	5
70	Oropaeva K.M. (tua_fatumm)	1					4	4
71	Uvaev A.A. (Pompilio)	4					2	4
72	Bochkova (PunDora)	4					2	4
73	Bel'kin T.N. (TimBel)	4					2	4
74	Piryakova E.N. (lisi4ka555)	2					2	4
75	Shakhova M. (maydaymeow)	2					2	4
76	S (Tinkershock)	2					2	4
77	Mal'tsev V.A. (Viktorus2018)	2					2	4
78	Vinnichenko V.S. (veronika_vinnichenko)	1					2	4
79	Krasnov A.A. (Nutr1k)	1					2	4
80	Shiryaev A.A. (SmailikX_X)	1					2	4
81	q (zxchaosqqe)	3					2	3
82	Gasheev N.A. (je1mky)	1					2	3
83	Abramov V. (Ichigo Kurosaki)	2					1	3
84	Nikolaev A.N. (AlexeyHeizenberg)	1					ban	ban
85	Arap O. (OXI5)	2					2	2
86	Rud'ko P.A. (Froggkrl)	1					2	2
87	Istomin M.F. (MichaelIst)	1					2	2
88	Ageeva V.V. (vita_llife2)	1					ban	ban
89	Karionov D.V. (Dmiitry K)	1					2	2
90	Ivanov A.V. (inferioIT)	2					1	2
91	Kokorin (Eteroton)	2					1	2
92	Khar'govskaya A. (Arlet)	2					1	2
93	Malakhov A.V. (JLaKeR)	1					1	2
94	Dunaev K. (Scrollz)	1					1	2
95	Korolev (YuK2)	1					1	2
96	Alex A.A. (alexalex68t)	1					ban	ban
97	Matsakova A. (aysamats)	1					1	2
98	Startsev (sTaR!nA1402)	1					1	2
99	Shapiro D. (xx_Da_Sha_xx)	1					1	2
100	Ivanov (chuvak_bob)	1					1	2
101	Bychkou (rbychkou)	1					1	2
102	Zuev M.A. (Mikhail Zuev)	1					1	2
103	Kulepov (mi_20)	1					1	2
104	Sibirev F.D. (tak0ysebe)	1					1	2
105	Lebedeva A.R. (Leb_Nastya)	1					1	2
106	Talan E.I. (angelo4ekk)	2					1	1
107	Zykov M.V. (MOKC)	1					1	1
108	Shevchenko T.V. (skitalica)	1					1	1
109	nurlanov E.N. (erlanharbor)	1					1	1
110	angel V. (valolant)	1					1	1
111	Romanov E. (oxotaenjoyer228)	1					1	1
112	Bratsykhina T.A. (tatavia25)	1					1	1
113	Alekseevna G.I. (Irina_08_0199)	1					1	1
114	Faskhutdinov A.A. (sfiler)	1					1	1
115	Glavatskikh A.N. (nnastya)	1					1	1
116	Knyazhev A.D. (lominos)	1					1	1
117	heidbdv (Heidbdv)	1					1	1
118	Krasovskij E.A. (pegoopik)	6
119	Sarkis'yan G. (gennadi_s)	4
120	A A.A. (aaa1133)	3
121	Krutoi (KentKrutoiBro)	3
122	Angela (angelikca)	2
123	Shmigirev A.E. (Shmigirev)	2
124	Vojtenkova E.S. (Katufka22)	2
125	Zheludkov S. (zhsvyach)	2
126	Ukrasin N.A. (NikitaU)	2
127	Bezuglenko (artem_enotenko)	2
128	Sirotkina T.A. (Tat'yana65183817912892918)	2
129	unknown U.U. (unknown2222)	2
130	Bez A.A. (lovellybones)	2
131	vv V.V. (sqlvv)	2
132	qwert (Arvitik)	2
133	Fedorets A. (AlexMods)	2
134	yellow (yellowpen)	2
135	Pyatnitsa O.A. (Robin)	1
136	gls (gls52)	1
137	Koptel'tsev V. (selber)	1
138	Ushakov S. (MoyPsevdonim)	1
139	Urakin A.V. (Selper)	1
140	Ushakov A.Y. (ushakov94)	1					ban	ban
141	Dement'ev (GuitMAN)	1
142	Zhempeissov (Mothanbick)	1
143	alex Q.C. (testtest235)	1
144	Ibragimova S. (SFIA)	1
145	Aubakirov R.G. (Rakha)	1
146	Starovatov D.E. (codesxa)	1
147	Sokolova V.V. (Valeriya Sokolova)	1
148	Ushakov (lllavyb)	1					ban	ban
149	Fenin (Tutanxamon)	1
150	Shamsutdinov A.A. (AmirAlf)	1
151	Gusenov S.Yu. (Said_05)	1
152	Mikheev I. (Yota_inGame)	1					ban	ban
153	Vasilenko A.A. (Kog)	1
154	Sejtadzhiev A. (Decata)	1
155	Ryhus Y. (Yevhen_Ry)	1
156	flare O.F. (flarefx)	1
157	Ru O. (loraru)	1
158	Rodin (uoloki)	1
159	Markelov G. (Markelov1991)	1
160	Suverov A. (RanesMTS)	1
161	Izhboldin (G3rm4n)	1
162	R. (Wra1th)	1
163	son D.S. (v golove - NULL)	1
164	Kupaev A.V. (Weme)	1					ban	ban
165	Lysykh V.K. (Usilitel')	1
166	A K.A. (Mr_Wolf)	1
167	Ibo K. (Kemchik)	1
168	Noskova D.I. (daho_n)	1
169	Kirichenko M.E. (steelfighter)	1
170	Tolk (Kris8008)	1
171	Savin .V. (banana_crepee)	1
172	Korotkevich I.A. (somnambula)	1
173	Ivanova E.A. (kater700)	1
174	Karniz V. (Realita)	1
175	Gnetetskaya P. (Polina_gn)	1
176	Ruban (danik krum)	1
177	Voropaev A.A. (Dizelniy)	1
178	Churilov O.E. (HocokTopok)	1
179	Sain T. (Temujin079)	1
180	Abejsekera E. (Majna)	1
181	Gajnutdinov (AiratG)	1
182	Dugin D.R. (DYGIDAI)	1
183	Badashkin (Vova999)	1
184	Karimova A.T. (Alisa_k)	1					ban	ban
185	Prokhotskij D.V. (Dmitry000007)	1
186	Mishenev M.M. (Mishenev Mikhail)	1
187	Nikovskii (vios183)	1
188	Kruchinina D. (wizoomm1)	1
189	Zhmyshenko V.A. (RAZUMIST)	1
190	Dubovaya U.A. (unllksvn)	1
191	Usachev A.A. (etot33)	1
192	Kabanov M.A. (Mikhail42787)	1					ban	ban
193	Lebedev G.A. (xeGalaxy)	1
194	Ustinov L.A. (Randar)	1
195	Vorontsov I.A. (kys_ha)	1
196	Mansf. A.I. (kaoriqwe)	1
197	Michaels S.R. (Hartbreakkid)	1
198	Sa (VicEsther)	1
199	Sardaryan G. (garik_sard)	1
200	Nikitina (Nikitos8888)	1
201	Iutinskij D.E. (dimaiuuu)	1
202	Bortsova Yu.B. (Pepel'naya blondinka)	1
203	Sariboy E.A. (Boysari)	1
204	Kolodzinskij L. (Levandovski)	1
205	Zatsepina A. (azatsepina)	1
206	Konstantinova V.A. (nikakushka)	1
207	Tarasov E.V. (Tarasov Elisey)	1
208	Saidova A. (flowpf)	1
209	Ivanova M.S. (Ceceres)	1
210	Dolgikh D.S. (dmitry5SQL)	1
211	Danilova T. (ghttp)	1
212	Gerber V.V. (Frey123321)	1
213	Virnik (Virni)	1
214	Lozinskaya (piastra1)	1
215	Irkhin D. (Mr.Sudo)	1
216	Unregistered	32

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