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December 22, 13:26 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	Krasnov A.A. (Nutr1k)	1	2	63	10	16
2	Troshin S.S. (TSS)	1	7	11		10
3	gee A. (aylin_gee)	1			2	4
4	fioletovaya (fioletovaya2)	1	2	31		2
5	Skokov B.S. (leks$$)	2	1	17		2
6	Yastrebov D.D. (Yakimori)	2			2	2	1	1
7	M (DanilM2304)	1	1	-9		1
8	Biryukov (Kostj)	1			1	1	1	2
9	Rodin A.A. (artemchik228)	1					ban	ban
10	Statova K.V. (kristina_05)	1					ban	ban
11	Sotnik A.V. (arb1z)	2					ban	ban
12	Smetannikova V.E. (Viktoriya Smit)	1					ban	ban
13	S M.S. (Honey Canary)	1					15	24
14	Plenina E. (bananchiki)	3					15	23
15	makarova R.R. (makarych production)	1					ban	ban
16	Zhorov A.S. (kaii76)	1					ban	ban
17	Krivoj V.V. (vvd_)	1					13	20
18	Nersesyan S.I. (parol')	5					15	18
19	Mozhegov (Danila.M)	2					15	18
20	Krivoj A.V. (_Sigma_)	1					15	17
21	Eremin S.A. (isip_s.a.eremin)	1					ban	ban
22	Askarova A.A. (Anisa)	1					ban	ban
23	Zasorina A.A. (ledz)	2					11	15
24	Stepanov K.A. (Battlesalt)	1					9	15
25	llll M.N. (LxWrd11)	1					ban	ban
26	Ryakhovskij (stanislavrv)	1					6	10
27	Kisteneva E. (helenkist)	1					7	9
28	Drozdov I.A. (ivankryt88)	2					ban	ban
29	Syritsyna M. (Ritik)	2					6	8
30	Nurlybay N. (nurlannurlybay)	1					5	8
31	Il'ina V.A. (oksanaveronika)	2					ban	ban
32	Pilosyan D.O. (jessica22)	1					4	6
33	Myakushkina L. (Lidjok_Super_Star)	1					3	6
34	Zhakov I.K. (fopi96)	3					5	5
35	Fattah N.Q. (Neymat)	2					5	5
36	Ritagaisina (Ritagaisina)	1					5	5
37	Vakulko A.V. (VAlexandrV)	1					4	5
38	Kucherov A. (alex-alex-alex)	1					3	5
39	Korneva E.D. (e-d-korneva)	1					2	5
40	Zinnatulin R.M. (Snuf_210)	3					4	4
41	Tsvetkova A. (equiwe)	1					4	4
42	Appaeva M. (Amanatik)	1					4	4
43	Pivovarova E... (ezhique)	1					4	4
44	Firsova D.M. (Dasha28)	2					3	4
45	Dement'ev D.A. (DaNILDE)	1					2	4
46	Simonov E. (matsui)	1					2	4
47	Ag V. (Vl_78)	1					2	4
48	Orlova A.V. (Sasha520)	1					2	3
49	Zueva P.S. (polinajoy)	2					ban	ban
50	Shirepova E. (erklya)	1					2	2
51	Bespalov V.S. (Chopick)	1					2	2
52	Eliseev D.E. (Denelis)	1					2	2
53	Chernov D. (Diamond69)	4					ban	ban
54	Vasyukhin (Mr.V.)	2					1	2
55	Ne skazhu (Panda07)	1					1	2
56	Timonin I.A. (Il'ya_375822)	1					1	2
57	Duisen A.-. (qazyqarta)	1					1	2
58	Bolatava V.B. (VolhaB)	1					ban	ban
59	Kanunnikov P.V. (Inoj777)	1					1	2
60	Dzhulikyan D.O. (44440barrel)	1					ban	ban
61	Pyatkova Yu.V. (Yuksik)	1					1	2
62	Police Box (Police Box)	1					1	2
63	Politov P.V. (Avilon777)	1					1	2
64	Shaik N. (sr18)	1					1	2
65	Babushkin (Veles98)	1					1	2
66	Mozol' R.A. (stxnxhxxd)	2					1	1
67	Ml (ilya_62)	1					1	1
68	Yablonskij A.V. (Popivayuchayok)	1					1	1
69	Semikov O.A. (olejantina)	1					1	1
70	mikhajlov S.M. (SERGEJ27)	1					1	1
71	Kholodov D.S. (Achiveman96)	1					1	1
72	Khamichuk S. (LanaKha)	1					1	1
73	Malenkov D.N. (zak_52)	1					1	1
74	* I.S. (Irina80)	6					ban	ban
75	Livshits (@Valeriy)	2
76	Kvaskova (Tanya23764)	2
77	Najik (Najik7)	2
78	Burov V.N. (exLesnick)	2					ban	ban
79	Krivokrysenko A. (Mr_Danger)	2
80	karimov K.A. (kutman123)	2					ban	ban
81	Saipov B.D. (ACE EVANS)	2					ban	ban
82	Senin R.A. (Romashka812)	2					ban	ban
83	Sychev (Kaysen)	2
84	Katalonets A.N. (Catalonec)	2
85	loginova P.D. (linnnks)	2
86	VOZNIUK A. (TOLIK028)	2
87	Koptel'tsev V. (selber)	1
88	Polyakov V.M. (rock_4)	1
89	T. (Tovarisch)	1					ban	ban
90	Kulagin K. (kmascot)	1
91	Kucherov A.A. (Arahnid)	1
92	Shibanov I.Yu. (tokuan)	1
93	Bogdanov D. (Danil1986)	1
94	Pototskaya (kusochek-91)	1
95	Abdulmanapov A. (Dvarik)	1
96	Kosheleva (mary88ko)	1
97	Makarov D. (Dmitriy Makarov)	1
98	Novikov (Infortel)	1
99	Tsay S. (Sergey Ts.)	1
100	Defer F. (defer)	1
101	Degtyaryov (bazzzz)	1
102	Tyapkin (Shlyapa_kosmonavta)	1
103	Yurkov A.D. (ScarletArrow)	1
104	Zhekov K. (Zhekov)	1
105	Bredikhin M. (maxim_bredikhin)	1
106	Lupin A. (hongweibin)	1
107	Yefanova M.Y. (mari_5)	1
108	Semenov O.M. (Semenov Oleg)	1
109	Mitroshin (Buromio)	1
110	Lazarev L.V. (invage23)	1
111	Khajrullina L.A. (Kanatokhodets)	1
112	Panicheva V.D. (_Vika_)	1
113	Margun (errantxxx)	1
114	bostemih (Bostemih)	1
115	Gorodnichev (Viktor G)	1
116	Klepov D.S. (DKlepov)	1
117	Kobzar' A.S. (Morning evil person)	1
118	Sarkis'yan G. (gennadi_s)	1
119	Bezfamil'nyj N. (sayless)	1
120	Strel'chenko A.V. (saphirion)	1
121	Prishletsova C. (here_i_go_frsttm)	1
122	Abramova Yu. (GalaxyTears)	1
123	Ivanov (userTest1)	1
124	Ismagilov D.I. (IsmagDam)	1
125	Gribov I.A. (Darknesss)	1
126	R. (Wra1th)	1
127	Finogeev M. (MaxFinog)	1
128	Lapsheva E. (ekketa)	1					ban	ban
129	Solov'ev (sovanikogdanespit)	1
130	Komov S.M. (Komov S. M.)	1					ban	ban
131	Generalov P.S. (yutsu)	1
132	Toykka (TeemuT)	1
133	Berdibekov S.Kh. (Dalviliar)	1
134	Zhandarov A. (Leshka_1322)	1
135	Velmisev I.V. (ivan_uvelir1)	1
136	Lysykh V.K. (Usilitel')	1
137	Pomorcev M.A. (Maksonik)	1
138	Zhiryakov V.V. (vladvladzero)	1
139	Akul'shina M.M. (Elektra4115)	1
140	Zakirov A.L. (Zokercool26)	1
141	greg .V. (frastber)	1
142	Ryabov A. (Slavander)	1
143	Dobrynin A.M. (craz_arl)	1
144	Zarubina A.V. (zav0306)	1
145	Sychyova A.N. (Arina S)	1
146	Chernov T.Yu. (m1tch)	1
147	Levdansky V.Y. (VLev)	1
148	Mezentseva T.S. (Mar'yanaRo)	1
149	jj (evgenyyyya)	1
150	Nur M.S. (Madikown7)	1
151	Shamanaev D.O. (Indeffy_style)	1					ban	ban
152	Nazarov N.N. (FOX222)	1
153	Bydantseva K.A. (ksenkea)	1					ban	ban
154	Obukhov T.O. (nochnoidrifter)	1
155	Likhachyova D.S. (nesprow)	1					ban	ban
156	Ivanchin E.V. (Jvdvdnvd)	1
157	Korovin D.Yu. (t1quuuu)	1
158	Knyazev E. (knyuazevegor)	1
159	Nikiforova M.S. (ssmlkkm)	1
160	Metkin K.E. (kirushka812)	1					ban	ban
161	Karpets A.A. (Alena Karpets)	1					ban	ban
162	Aslanyan V.M. (vacha228)	1					ban	ban
163	Yudenich V.D. (obama777)	1					ban	ban
164	Abduragim I.I. (c14sh)	1
165	erokhina Y.R. (yana455)	1
166	Vukolov A. (al.vuk)	1
167	Belyak (TheTester)	1
168	Yakimenko (Nikita9kimenko)	1
169	Roman S.A. (Romashka812)	1					ban	ban
170	Mohamad Maidhin A. (Arshadarzz)	1
171	R N. (foxmoore)	1
172	gj A. (1viki22)	1					ban	ban
173	Zelenin M.M. (maksim294)	1					ban	ban
174	Buraevskaya A.O. (Alexandra Buraevskaya)	1
175	Trukhan (Godlex)	1
176	Shakhtarin E.V. (shregor)	1
177	Isaev I.S. (Menru)	1
178	Zhukov Y.I. (AISAAS)	1
179	Aleksanian A. (IneedAJob)	1
180	Kapusta O. (TajGeddar)	1
181	Sidorenko G.M. (Cody1994)	1
182	Familiya (STEREOPLUGG)	1
183	forgotten R. (xxqvess)	1
184	Charipov Z.C. (ZhanbOo1)	1
185	Familiya I.O. (Usernamus)	1
186	Vershinin C.V. (Constantine1992.kg)	1
187	Berdnikova A. (Kisa_Berdnikova1)	1
188	Blinova (thanata8)	1
189	Grishin (Viktor40)	1
190	Ivanov (snowmarker1)	1
191	Gribova N.A. (Ketyta)	1
192	Ul'yanenkov A.R. (artul21)	1
193	malaf (dmitry123456)	1
194	Bobrov V.K. (BobrRnD)	1
195	Galina S. (vhosoni)	1
196	Maksimova O. (youkai_13)	1
197	Fominova T.O. (Analitik8564732)	1
198	Tarabykin M.S. (Miroyonin tan)	1
199	Asankulov A.B. (adilski)	1
200	Araslanova P.E. (kayayla)	1
201	Smetanin V.S. (V4d1m$H)	1
202	Unregistered	20

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