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April 22, 11:45 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	Zharova D. (MoniBoni)	2			11	13	4	5
2	Koshelev (CD7567)	1			6	8
3	Random (quack_quack)	2	2	4		4
4	Vasev A.V. (Vasev_Aleksey)	1	1	41		3
5	M (DanilM2304)	1	1	47		3
6	Demiral E. (erend55)	1			3	3
7	P I.*. (IrinaPetr)	1	1	24		2
8	Sil'van (silvr)	2			1	2
9	Vyazovetskov A.S. (alex_v)	1	1	40		1
10	Baranikov A.D. (Retusha)	1					15	26
11	Serdyukov A.A. (L_LADA_A)	1					15	26
12	Lavrov V.D. (SkyWhyDrain)	1					15	25
13	Chalykh (ocush)	1					15	25
14	Secret Key (Secret Key)	5					15	24
15	R (aaahzhz)	3					15	24
16	Tazetdinov R.S. (ridik_k)	2					15	24
17	oorzhak A.E. (oorzhak)	1					15	24
18	Porsik (Kleines)	1					15	24
19	Mineev N.A. (pht150)	1					15	24
20	Talypova M.R. (Talypova)	1					15	24
21	Erykalin (IJAKIBS)	1					ban	ban
22	Chebuchakova E. (kat sergeenko)	2					12	18
23	Elovikov E.S. (KILKY_GOR)	2					14	17
24	Valiullin (timaval)	1					13	16
25	Pichugin A. (tony_dad)	1					ban	ban
26	Merzlyakov (merzlik)	1					10	15
27	Shashilo A.A. (a.shsahilo)	2					11	14
28	Kil'ka (lazzzarev)	1					8	13
29	Kin G.T. (Gin-chan)	1					8	11
30	kashirina K.S. (ammme)	4					7	11
31	bovikov B.S. (bambabovikov)	3					7	11
32	INikolaev I.M. (Ivan28429)	2					7	11
33	Vasyukova V.I. (wwwowww)	2					7	11
34	Nesterov A.M. (MrmeEnoq3)	2					7	11
35	Khukhorova A.D. (Ahyhonyaa)	2					7	11
36	Pichkalyova M.A. (Maria____17)	1					ban	ban
37	Andreev D.I. (Rusinov Aleksej Mak)	1					7	11
38	Khrupkin V.S. (CordloPerdlo)	1					7	11
39	Chernyshev A.D. (MakedonskijTsar'IBog)	1					7	11
40	Shutova P.A. (iolin)	1					7	11
41	Rusinov A.M. (AXTR)	1					7	11
42	Kukshinov D.S. (DanFort1)	1					7	11
43	Glukhov A.E. (Bobik322)	1					7	11
44	Malkova E.I. (Lacher1)	1					7	11
45	Petrov I.N. (stateonuris)	1					6	10
46	Bochkareva A.A. (Fra1n)	2					5	9
47	Rostovtseva E.R. (lizavetaRostovtseva)	1					5	9
48	Klimachev L.S. (12345norm)	1					5	9
49	Sovetov R. (hiropu)	3					7	8
50	Dulatov (emrworld)	1					5	7
51	Martynenko A.V. (Laditops)	2					4	7
52	Shitsyn T.A. (Yota611.)	1					4	7
53	Stepanov S.V. (Nostix)	2					4	6
54	Ershov P.K. (Xazanione)	1					ban	ban
55	Z Y. (YERL)	1					3	6
56	- C.-. (janaan5)	4					5	5
57	Gorshkov V.A. (MS Vityok. PRPR PATAPIM)	2					5	5
58	Pimenov (BoyKisser1984)	1					5	5
59	Safonov (pupupum)	1					3	5
60	Tereschenko D.V. (Dimas676767)	2					4	4
61	Zavidov A.E. (Mamba555)	2					3	4
62	Saez C.F. (cristian_gato)	1					3	4
63	Komyakov Yu.V. (dreamersleet)	1					3	4
64	G Ya. (netsky047)	2					2	4
65	Zolina (nyvmicha)	1					2	4
66	belov A.A. (asrghbdvcxsertyujkmnbgftr)	1					2	4
67	P'yankova I.P. (Irina97.)	1					3	3
68	Shvetsov D.Sh. (DanechekSw)	2					ban	ban
69	Cgbhbn (bashmachello)	1					2	3
70	Kornilov K.I. (kkornilov)	1					2	3
71	Abdullina G.A. (Fleshka)	1					2	3
72	Filyushkina K.A. (ksyusha_filyusha1)	1					2	2
73	Ognevich E.A. (Good_man)	1					2	2
74	Koroleva (Myayyr)	1					2	2
75	Hot (jeka01)	1					2	2
76	user (roitiuser4)	3					ban	ban
77	Berinchik I.V. (d00x)	1					1	2
78	Pronin (NemixPKYa)	1					1	2
79	Tsytsykova A.D. (fhvhdchi)	1					1	2
80	Kargina V.R. (Vika Kargina)	1					1	2
81	Mad'yarov (Ndrix)	1					1	2
82	Bogacheva (olllb)	1					1	2
83	Charnetskaya (annaah)	1					1	2
84	Yrong (Yrong)	2					1	1
85	Petrov S.I. (Woodeech)	1					1	1
86	m A.V. (oceanmotioned)	1					1	1
87	Yatsevskiy D. (DaniikaSQL)	1					1	1
88	vm (AlexanderTGreat)	1					1	1
89	Cherepanov D.A. (DmitryQA2000)	1					1	1
90	Koptel'tsev V. (selber)	4
91	Ershov I. (qzva)	4
92	Kurochkin P.A. (qwrqwr)	2
93	Petrov N.V. (Nick21)	2
94	Rybtsov E.G. (Fellable)	2					ban	ban
95	t T.T. (k0ntimka)	2
96	Bystrov F. (FEDORBYST3445)	2
97	Yagudin (PLink1)	2
98	Gorr V. (v--)	2
99	Barbos M.U. (Soulstormz)	2
100	Myshkevich A.V. (MAlexV)	2
101	Margarita M.M. (rita2026)	2
102	Krasovskij E.A. (pegoopik)	1
103	Polyakov V.M. (rock_4)	1
104	Gorbunov M.S. (gms)	1
105	abs V.S. (veron.en55)	1
106	Filippova (verve)	1
107	Kovalenko A.I. (Volshebnaya noch')	1
108	Petrov S.V. (Destrik123)	1
109	Dyo A.E. (gooblin)	1
110	Stefanovich A.T. (Stefa95)	1
111	a A.A. (Artur1q)	1
112	Vinakov I.R. (ViNO_512)	1
113	Guseinov A. (Ali_G)	1
114	khakhamova I.S. (khakhamova)	1
115	MRT V.V. (FrostMRT)	1
116	Mutsol'gov A.D. (mehrun)	1
117	Nikolov (petarnikolov)	1
118	Kuritsyn V.N. (ValNick)	1
119	Maksimov D. (Wolfawi)	1
120	Firyulina M.V. (beingpresent)	1
121	Rechnaya M. (MaryanaN)	1
122	Terekhov I.B. (Linkler)	1
123	Khajtina A.Yu. (anna_khaytina)	1
124	Shustikov V.A. (SHUSTIKGF)	1
125	Shikov V. (Viktor_TG)	1
126	Markin (Ewwwg)	1
127	Sharpi O.B. (Sharpi)	1
128	roiti (roiti_user1)	1					ban	ban
129	Amirzhanov B. (Beknar)	1					ban	ban
130	Vasilyov A.A. (quiry)	1
131	Nigmanova M. (EvilWerner)	1					ban	ban
132	Chistov E.S. (Malysh-Malen'kij)	1
133	Skokov B.S. (leks$$)	1
134	Vakhitov (MurikVh)	1
135	petrov (petrov991)	1
136	Guzeev N.A. (MJK46&2)	1
137	Bezuglyj D.D. (Daniil62)	1					ban	ban
138	fall F.A. (5jth5eths)	1
139	Odegov A.I. (KovroLitik)	1
140	R. (Wra1th)	1
141	Grigor'eva P.S. (norgentum)	1
142	Rusakova A.A. (AllaR)	1					ban	ban
143	Stepanov (LexFrom)	1
144	Korolev R.V. (zouker)	1
145	Kuimova D.A. (dshswws)	1					ban	ban
146	Islom M. (fr0stman)	1					ban	ban
147	Komov S.M. (Komov S. M.)	1					ban	ban
148	Afanas'ev V.A. (AVA_13)	1
149	Lysykh V.K. (Usilitel')	1
150	Timofeev A.T. (BegginerTex)	1
151	Zajtseva M.Yu. (ritaz93)	1
152	Krivonosov A. (Retofu)	1
153	Erkhov M.R. (Karamba_16)	1
154	Samarin V.A. (Samarin)	1
155	Ospanova (amazing_2007)	1
156	Odnokurtsev (AlFochino)	1
157	Tishkov G.T. (grisha6534764)	1
158	Smol'nikov F.A. (_smolnikov_)	1
159	Chernyshova V. (Airelev)	1
160	Shirokov M.A. (Dr.Mikhail)	1
161	Spitsin V.V. (Vitaly699)	1
162	Goldobin E.G. (prm259)	1
163	Sibejkin I.A. (POIUYTHEHAPPY)	1
164	Ergonov A.G. (LexusLeha)	1					ban	ban
165	Tulaikin V. (tulaikinv)	1
166	Frolov I.V. (Zevs pitbul')	1
167	Kosh (Vlad1098)	1
168	Zinov'ev I.V. (ilyazzzzzz)	1
169	Rukavitsyn A. (DillianSky)	1
170	Polyakova (plerushka)	1
171	Utkin S.A. (Aethel)	1
172	Korshikov (Ilkorich)	1
173	P (rinaP)	1
174	Soryu A.L. (RemiliaScarlet3)	1
175	Krylova D.A. (krylovada)	1
176	Metel'nikov (Blizzardnikov)	1
177	Erbolat E.M. (=xX???nikita???Xx=)	1
178	Tukeshev U.K. (Ulan Tukeshev)	1
179	Balaev A. (andreybalaev)	1
180	Yaroslavskaya R.I. (gate_sq)	1
181	Rzaev (tgrnk)	1
182	musaliev B.B. (mbpride)	1
183	Kuznetsov D.A. (plesenb0)	1
184	Yakubaeva A.V. (YakaY)	1
185	Barkhieva K.L. (Kamikazee)	1
186	Duisenbayev (3UMF)	1
187	Bocharova V.E. (Malvisa)	1
188	Roit (RoitKort)	1
189	Matyuhanov D.A. (Lineagi4)	1
190	Da (PaineiDe)	1
191	Gaevskij D.I. (Den_0_0_7)	1
192	Batukhtin (Duckly)	1
193	Olga M.D. (witch_bonfire)	1
194	Grabovoj V.B. (eeaa)	1
195	Anastasia (astasya)	1
196	Unregistered	27

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