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April 29, 13:21 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	Babu E. (Eldhoo)	1			8	10
2	M (DanilM2304)	3	3	63		5
3	Gorbunov M.S. (gms)	1	2	30		3
4	Dits O. (OlegDits)	1			3	3
5	Lagunov M.T. (Opengate48)	2	1	4		2
6	Gapanovich P.A. (drestar1)	1			2	2
7	P I.*. (IrinaPetr)	2	1	63		1
8	Nikulina A.S. (alna_nik)	1					ban	ban
9	Goryachev D.A. (ifuseemeintheclub)	1					15	23
10	Tsitson' (Rockandstone)	1					15	19
11	Tyutyurikov E.A. (ewgtut_)	1					11	19
12	Kamaldzhanov R.A. (rasikoo)	2					15	18
13	Vyacheslav (viking7757)	1					14	17
14	Groznov D.G. (Zowgert)	2					13	16
15	Tazetdinov R.S. (ridik_k)	1					12	16
16	Indychko V.I. (tawagaoko)	1					11	16
17	Rafikov G.K. (gog110)	1					ban	ban
18	Snorenkova (anna_sn)	1					8	13
19	Vasilyov A.A. (quiry)	1					7	12
20	Golovacheva A.V. (HannaHalavachova)	1					7	12
21	mihail M.M. (mihail188)	1					7	10
22	ivan (ivanconcurrency)	1					6	10
23	Veselov D.A. (Dmitrij1234kk)	1					8	9
24	Milyaeva K. (MadamSengo)	3					7	9
25	Balabkin A.V. (Jordanov)	1					7	9
26	Nurbaev V.V. (Ulanovka)	1					6	9
27	Marchuk K.G. (marchukkirill)	2					ban	ban
28	Secret Key (Secret Key)	1					5	8
29	Manasyan V.A. (Vika543)	1					4	8
30	Zhuravlev D. (Zhuravlev_dyu)	3					6	7
31	Aurelius (gineus)	1					6	7
32	Artyukh S.V. (m3sergey)	1					6	7
33	Kadyrov (FaNd)	1					4	7
34	Chkheidze L. (Cratos211255)	1					5	6
35	Kalinin V.N. (halijtor)	1					5	6
36	Sharbatov Y. (YusifSH)	1					5	5
37	Hamilton (ASHamilton)	1					5	5
38	Petrova G.I. (Galina_psql)	1					5	5
39	Sona07 (Sona07)	3					3	5
40	Kassymbekov D. (dkasymbekov)	2					4	4
41	Filimonov I.V. (Setevik)	2					4	4
42	di (karamelkaaaa)	1					4	4
43	Pitcil (fallsin)	2					ban	ban
44	Rzaev (tgrnk)	1					2	4
45	Ibragimova A. (anya_tusina)	1					3	3
46	Tomilov N.A. (monkey317)	1					3	3
47	Noskov A.A. (Chessmaster123)	1					2	3
48	Dayasova (yesiamanowl1024)	1					2	3
49	Bystrov F. (FEDORBYST3445)	1					2	3
50	dufivara (d.ufivara)	1					ban	ban
51	Smirnov R. (wers17)	2					2	2
52	Komyakov Yu.V. (dreamersleet)	2					1	2
53	Kurlyandskaya V.O. (vladi_kur)	2					1	2
54	Shibaev (saah)	1					1	2
55	Katerenchuk I.P. (fedya1)	1					1	2
56	Kononov A.P. (koKS1k)	1					1	2
57	Struganov (Rasdvatri)	1					1	2
58	Ivanov I.I. (sql_svinger_double_finger)	1					1	2
59	Narembekov T. (fountaineww)	1					1	2
60	Rostovtseva E.R. (lizavetaRostovtseva)	1					1	2
61	Utkin S.A. (Aethel)	1					1	2
62	Biv (BIV99)	1					1	2
63	Pribluda A.V. (anti-tank_hedgehog)	1					1	2
64	Duisenbayev (3UMF)	1					1	2
65	Kondrashina T. (Tat'yana89tlt)	1					1	2
66	K (Levanlomg)	1					1	2
67	M. (aniri_mak)	1					1	2
68	Il'in V. (valerilin13@gmail.com)	1					1	2
69	Marchuk K.G. (kiritto)	1					ban	ban
70	Petrov I.N. (stateonuris)	2					1	1
71	R (RMA_)	2					1	1
72	Zharova D. (MoniBoni)	1					1	1
73	Almazova N. (nurkyial)	1					1	1
74	Sergeev A. (f_train)	1					1	1
75	Sychugova D.D. (Diana_sdd)	1					1	1
76	Najdenov A. (drunina2210)	4
77	Avvakmov (Ultimate1914)	3
78	Shvajko A.V. (Anastasia Shwayko)	3
79	Lagoda (Deimos324)	2
80	Shikov V. (Viktor_TG)	2
81	Sarkis'yan G. (gennadi_s)	2
82	Artsyshevskaya I. (esc_del)	2
83	Smirnova E.V. (Sibir72)	2
84	Kolesnikov S.O. (bulbasaurus)	2
85	Trushnikov M.N. (chajan)	2
86	Merzlyakov (merzlik)	2
87	Tolmachev R.S. (Ruslan Sergeevich)	2
88	Khuzhayev (Sullivan)	2
89	Musoeva M. (mzmkhn)	2
90	Shinkevich I.V. (aivan96)	2
91	Narbaeva M.R. (maliamacht)	2
92	Moiseenko S.I. (mois_)	1
93	Merlyan (Irmo)	1					ban	ban
94	Krasovskij E.A. (pegoopik)	1
95	Koptel'tsev V. (selber)	1
96	Starichkov N.Yu. (james.demist)	1					ban	ban
97	Polyakov V.M. (rock_4)	1
98	K A.Yu. (Mad Harper)	1
99	Danyushin M. (GonLimon)	1
100	Stepanov K. (Crystal_0wl)	1
101	Smith (tibacityblues)	1
102	Tsay S. (Sergey Ts.)	1
103	Tsalko I. (tsobako)	1
104	Georgievskij O. (vezdessushiy)	1					ban	ban
105	Silaev I. (Dragon_Ru)	1
106	Hruschev A. (AAntonAA)	1
107	Varakin I.R. (19Vanya99)	1					ban	ban
108	Statsenko V.O. (ValerDOS1x)	1
109	Malykhin A.E. (Katakuri)	1
110	Gil'manova E. (Elinkazuzinka)	1
111	Faizov R.R. (Rif)	1
112	Kapelyushnyj R.N. (Moon937)	1
113	Bart A. (zzcode)	1
114	Ershov I. (qzva)	1
115	Zambylov E. (Arcticmoon)	1
116	Kozlova I. (kpirap18_1)	1
117	azunai (Azun4i)	1
118	Manaka (Vit8Man)	1
119	Karpov A.V. (sasa1982)	1
120	Panicheva V.D. (_Vika_)	1
121	chuj cie to obchodzi (pluggphomon)	1
122	Picheritsa A.A. (Picheritsa)	1
123	bins (bobi)	1
124	Davydov (kolyadavydov)	1
125	Rajdov -.-. (Vijones)	1
126	Dmitry (lyrrayemvekh)	1
127	Semenov K. (GUGU_76)	1
128	Aniskovich E. (evgeniyaniskovich)	1
129	Stepanov S.V. (Nostix)	1
130	Golovkin I.A. (GHOST2508)	1
131	Sviridov D.V. (dan20qwrt)	1
132	R. (Wra1th)	1
133	Stepanov (LexFrom)	1
134	Belevtsev V.B. (vgdjv)	1
135	Komov S.M. (Komov S. M.)	1					ban	ban
136	Zaripova A.A. (cutemirraa)	1
137	Lysykh V.K. (Usilitel')	1
138	Vor (osoka14)	1
139	Zakirov I. (coronets1)	1					ban	ban
140	Gadzhikhanov (Khadymmm)	1
141	Safronov P.A. (Paulus73)	1
142	musurmankulov I.B. (islamemo665)	1
143	Ne Ya.N. (Yarich)	1
144	Kolesnikov A.E. (Ellety)	1
145	Drankevich (D_Jopa)	1
146	Teterin R.V. (virast)	1
147	Khovrin (LunarShadows)	1
148	Abdullina G.A. (Fleshka)	1
149	Perekhodin (V1neel)	1
150	Tkacheva K.A. (krissttik)	1
151	Bazarzhapova N.A. (e39228)	1
152	Tsydenzhapova Yu.B. (juliaTsy)	1
153	Tserenkeeva I. (sssrekan)	1
154	Alikishieva E.A. (ya alyona)	1
155	Tulaikin V. (tulaikinv)	1
156	Azanov (kulinarr)	1
157	K D.I. (LK_)	1
158	Bogatyrev N.V. (BNV2873)	1					ban	ban
159	U A.V. (Monk35)	1
160	Ivanov (pkpkpk)	1
161	Polyakova (plerushka)	1
162	R. A. (Erayo)	1
163	Pogorelova S. (sv309)	1
164	Soryu A.L. (RemiliaScarlet3)	1
165	Ivanov (telecast)	1
166	Yasdam E. (Gde-to)	1
167	Berketov K.S. (Vlad_Kolbasenko)	1
168	Morozova A.E. (Solnce94)	1
169	Kirkilan A.E. (AionK)	1
170	Yaroslavskaya R.I. (gate_sq)	1
171	Lavrov V.D. (SkyWhyDrain)	1
172	Talypova M.R. (Talypova)	1
173	Ivanova K.N. (Labuba1234)	1
174	Kambarov N.N. (Nurzhassssss)	1
175	1 1.1. (TanciCBubnom)	1
176	Anastasia (astasya)	1
177	Buzmakov M.A. (mbuz43)	1
178	Sharshenbekova N.E. (Snazira245)	1
179	Guteneva (iam2304)	1
180	osipov (eosipov)	1
181	Myakotina V.I. (VikToriaVM1)	1
182	Lizina (lasttt)	1
183	Skosyrskaya E.A. (Noctiluca)	1
184	Bam (Akich)	1
185	Avetisova A.A. (Linchik)	1
186	jwenkwgnwe J.J. (somewell)	1
187	pedreira S.P. (Fsociety.szz)	1
188	manchikanti S.P. (sai manchianit)	1
189	Gurov A. (Antongurov)	1
190	Ivanova (Pireshti)	1
191	abobi (abobi28)	1
192	Kochanov V. (Kochanov.vi)	1
193	I E.A. (medarbitr)	1
194	Scheglov D.A. (danilscheglov)	1
195	lalalala A.L. (ladan173)	1
196	Oseledko L. (lessa_ti)	1
197	Tabolina (agent_ntv)	1
198	Sapul (Sapul)	1
199	Gurina E.V. (KAtegur)	1
200	123 (auywea)	1
201	Yestes (Yestes)	1
202	Tonia (Tonia1999)	1
203	Starshova D.V. (mikassa)	1
204	Zhilin P.A. (deaconsctrgzzz)	1
205	Gaponov K.I. (Kostanta)	1
206	Unregistered	27

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