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August 07, 19:19 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	Geist A. (Avgeist)	1			6	7
2	piopio5 (piopio5)	1	1	1	1	3
3	ss A.S. (SashaSS)	1			1	2
4	Gerasimovich S.V. (gerasimovic)	1	1	-7		1
5	Bessolitsyn I.V. (igor2338)	3					24	48
6	Barmina (huf)	2					15	26
7	Petrova (er4ni4)	2					ban	ban
8	baena A.S. (baena)	2					15	22
9	Lomakina (lomchik)	1					10	17
10	Smith S. (sam.smith)	2					7	14
11	Kydyrov S. (SultanBeybars)	1					11	13
12	Dmitriev I. (Ilya_dm)	2					10	13
13	Merkulov A. (ParabellumKSKS)	1					ban	ban
14	Rubanov M.I. (GodNaoborot2)	1					9	12
15	Titov (Mikulai)	2					8	11
16	pak (chimchininja)	2					7	10
17	Luneva D.A. (DLuneva)	1					7	10
18	Kolbai N.E. (Nurik666)	1					7	9
19	Sharafutdinova E.Yu. (ktshrfvt)	3					6	9
20	cedar (cedar_stone)	1					6	9
21	alena A.S. (alena_baena)	2					5	9
22	Popov I. (Student-mrudent)	1					5	9
23	Yarullina L. (Lils)	1					5	9
24	Venger I.V. (Vven_i)	2					7	8
25	Nozdrachev A. (nozddr)	1					5	8
26	Parfenov I. (HotDoge)	1					5	8
27	Orazaliev E.S. (AkameEW)	1					7	7
28	Sorokoletov D.E. (hehehdhhshsqn)	3					6	7
29	Svistunkov I.A. (IvanSvistunkov)	1					6	7
30	Khajrulin R.I. (Rusel)	1					6	7
31	Saryglar (Daryma)	1					6	7
32	penkova (sonya3)	2					4	7
33	zamanova (gulkh)	1					ban	ban
34	Kirichenko M.I. (lpbred)	1					5	6
35	Vladimirtsev A. (Mostov)	1					4	6
36	GUJARATHI (VAIBH001)	1					4	6
37	Kharisov A.Ya. (Azamat777)	2					3	6
38	Avdyunina V.D. (Ruibing)	2					3	6
39	Khorunzhij E.A. (wuwuqw)	1					3	6
40	Buk (sqlfighter00)	1					3	6
41	Levina A. (Anisiam)	1					5	5
42	Sidorov D.V. (abdfe)	1					5	5
43	Pumonov (7766655671)	1					5	5
44	Shas (alwayssb)	1					5	5
45	Antip (camamberlol)	1					5	5
46	Podojnitsyna Yu.S. (Yuliya Podojnitsyna)	1					5	5
47	Rikardov (Rikardio)	2					4	5
48	Zzz A. (bronti)	1					4	5
49	Altashin S.V. (burrito)	1					3	5
50	Zvyagintseva U.V. (zzzwjaga)	1					3	5
51	Zinchuk (Shade940)	1					3	5
52	Romanov A.A. (andromus)	1					3	5
53	Cherov V.A. (GroveS)	1					3	5
54	Zhuravlyov D. (banditto63)	2					4	4
55	Cherepanova A.R. (Alexandrina1.0)	1					4	4
56	Dobrynin (DanilDV)	1					4	4
57	Ivanov I.I. (gg_ffref)	1					4	4
58	Kuznetsov (kuznecov.yury)	1					4	4
59	Nurmammedov E. (eldarleki)	1					3	4
60	Khokhlov (TermiDD81)	1					3	4
61	Skorzhevskaya M.A. (Maylin_03)	1					3	4
62	asd A.A. (defiler__616)	1					3	4
63	Hen (Henchik)	2					2	4
64	Baykov N. (felfire)	1					2	4
65	A (Red__cat)	1					2	4
66	Nikulenko P.A. (Flower1001)	1					2	4
67	POLIAKOV Z.Yu. (Zzzdecb)	1					3	3
68	a A.A. (rdctfvygbuhjnk)	1					3	3
69	Sizonenko (maygly)	1					3	3
70	nana N.N. (Nana21)	1					2	3
71	Kotov V. (Vladosss1995)	1					2	3
72	Rudov D. (Big_mafusail)	3					1	2
73	Muratov D.A. (Enovostuck)	3					1	2
74	Grigor'ev A.B. (lorra)	1					1	2
75	Strukov (StrukovSA)	1					1	2
76	Kameneva (kristachak)	1					1	2
77	Fajzullina I. (Carm163)	1					1	2
78	Sidorenko (Junior_Explorer)	1					1	2
79	Moldakynov A.A. (Nomad444)	1					1	2
80	Murat M. (murat_mukhammed)	1					1	2
81	Titov V.A. (va_titov)	1					1	2
82	Borisov D.R. (Dmitry.Bo)	1					1	2
83	Kul'kova (Elenovna123)	1					1	2
84	Savchenko (Delfinchek)	1					1	2
85	Maslennikov A.S. (Maslennikov.Anton)	3					1	1
86	Bryukhanov A.N. (Antonus)	2					1	1
87	rodrigues R. (rayray1307)	2					1	1
88	Galkin (ndrnkpv)	2					ban	ban
89	Soldatkin D.A. (Dezzer93)	1					1	1
90	Burov (incredible93)	1					1	1
91	B A. (aleks4sql)	1					1	1
92	Legkova A.O. (albebex)	1					1	1
93	Eliseeva K.V. (Kseniya Eliseeva)	1					1	1
94	Antonova (Elena_No)	1					1	1
95	Kozhukhova E.S. (ElizavetaKozh)	1					1	1
96	Minyurov E. (m.evgeniy)	8
97	Isaev V. (valeriy.he)	5
98	Sarkis'yan G. (gennadi_s)	5
99	Alferov I.D. (bbcx)	3
100	Vetkalova (Ved22)	3
101	Koptel'tsev V. (selber)	2
102	Vodolazova A.V. (Vodolla)	2
103	Savenko (olalasavenko)	2
104	Sednev V. (Vitsed)	2					ban	ban
105	Bakshaeva E.A. (Feo16)	2
106	Litvinenko O. (loksana1)	2					ban	ban
107	Shigapova I.I. (Dzhokonda)	2
108	Alek (litvin001)	2
109	Subbotina N. (Nelly_sub)	2
110	Brotskij I.P. (ANANASIK0701)	2
111	Sairanbek D. . (sairanbek_darkhan)	2
112	Merkulov A.D. (ParabellumKS)	2					ban	ban
113	Ivanov I.I. (mollyyy313)	2
114	Kupriyanova P.A. (@poluchku)	2
115	Revin A.A. (AntonRvn)	2
116	Fedorchukova D.V. (DariyaFedorchukova)	2
117	kadyan N. (Nidhi1234)	2
118	Blagodatnov (Sycho)	2
119	Eg D. (Den1993)	2
120	Moiseenko S.I. (mois_)	1
121	Vyazovetskov A.S. (alex_v)	1
122	V (Tenyva)	1
123	Schetinina (_Viktoriya)	1
124	Ivanov Yu. (Ury)	1
125	Mamadrazakov (Azamat_M)	1
126	Singla S.K. (loofy)	1
127	Kotomchanin K.M. (kot_kira)	1
128	Smirnov S.V. (DeLuX)	1
129	Larina (vivallery)	1
130	Nazyrov R.R. (Davel)	1
131	Ivanov Yu.M. (Girt)	1
132	Gavrishin S. (sem4ik)	1
133	Georgievskij O. (vezdessushiy)	1					ban	ban
134	Rosco N. (Nomis)	1					ban	ban
135	Labetsky (DarkRipos)	1
136	Trunov V.T. (RTrueVlad)	1
137	Lyaschenko S.N. (pimen78)	1
138	Kalinin A.A. (Ishimiro)	1
139	Bykov A. (Metan_ptz)	1
140	Pankov G.V. (rmdsx)	1
141	Efremova (anasefrem24)	1
142	Novikova A. (snusmumrik_)	1
143	Tkachenko D. (_GUERNIKA_)	1
144	Kornev A. (Nysti)	1
145	Koshman A.S. (Fennix)	1
146	Khrol N.S. (Natalia_Khrol)	1
147	Novichkov S.S. (sql_rex)	1
148	Titov (mahaon_1999)	1
149	Aidar B. (aydaroov)	1
150	K (Kate_m7)	1
151	Dmitriev N.V. (Son1do)	1
152	Skokov B.S. (leks$$)	1
153	Tumasyan A.A. (LikaTu)	1
154	Akatova S. (Sveta-chi)	1
155	R. (Wra1th)	1
156	Pavel P.P. (familka)	1
157	Erushevich V.S. (VladislavEr)	1
158	Korolev R.V. (zouker)	1
159	Dimitrov V.M. (vencid)	1
160	Khrustaleva (kultuh)	1
161	Rudakova (maryzi13)	1
162	Korolkovs (fkorolkov2)	1
163	Lysykh V.K. (Usilitel')	1
164	Zhiryakov V.V. (vladvladzero)	1
165	Tutushkin (Pigniculus)	1
166	Krikunov V.V. (Krikunov_Vitalik)	1
167	Fatikhov D.I. (Fatikhov_Dinar)	1
168	Safronov P.A. (Paulus73)	1
169	Kolobin N.S. (gerod0t)	1
170	qq Q.Q. (stormxgod)	1
171	Mikaya (Gio9248)	1
172	Kolobovnikov B.R. (bodyan42)	1
173	Sova (Licesur1)	1
174	Reshetov S. (VicMalloy)	1
175	Kosh (Vlad1098)	1
176	Bogatyrev N.V. (BNV2873)	1					ban	ban
177	Evgen'ev (gek_c)	1
178	Ilina N. (lkjahfjkseb)	1
179	Kolpaschikova (kolpashchikova)	1
180	niko (lenovolog15)	1
181	Pushkarev S. (PSV_n)	1
182	Sedakov M. (gamigami)	1
183	Belyakova A.S. (Belyak)	1
184	Kebekbaeva N.A. (Nargiza123456)	1
185	Malikov A.A. (Ara2002)	1
186	Burtonov A.V. (tak to)	1					ban	ban
187	Kim D. (DkimsonSQL)	1
188	Yurova (AherCh)	1
189	Savinova (Alenari66)	1
190	Shevchenko A.A. (Yter)	1
191	Avdeeva D.A. (daryaayrad)	1
192	bovykin V.K. (yaget)	1
193	anonim (anonim5464try)	1
194	dve Z. (Exzotik)	1
195	Potapov V.S. (potapov95)	1
196	Mel'gunov D.D. (waawweelon)	1
197	Shim A. (DDMaFuck)	1
198	Kotov A. (rainbowwolf)	1
199	Regina R.R. (Liejina)	1
200	Morozov K. (kkkmorozov)	1
201	Vershinin D.E. (keeendaaa)	1
202	Bykov (n0yabrin)	1
203	Garshin M.S. (Max135)	1
204	Karev A.V. (@Alexander_K)	1
205	k R. (rauan123)	1
206	Hutsol D. (izanam1)	1
207	Borodakova A.A. (AllenAllen2003)	1
208	Unregistered	27

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