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August 20, 18:31 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	Ermolaev R.G. (CryEngi)	2			10	11	22	33
2	Shibaev (saah)	3	1	66		3
3	Skokov B.S. (leks$$)	2	1	41		3
4	Komarov A.N. (Shveda Saulya)	1	1	160		3
5	Chvikova A.M. (Chvikova)	1	1	5		1
6	Bagrova N. (Nata1234567)	2					23	31
7	Yusupova O. (Iusupova)	3					15	18
8	Kurolyonok K. (KQnok)	1					15	18
9	Ivanov (chuvak_bob)	1					15	18
10	Gutsulyuk (poulou)	1					15	18
11	Ivanov I. (Old_boy69)	1					11	15
12	Ulybyshev A.A. (Alex__Lime)	2					9	15
13	_ _._. (rrl)	1					9	15
14	Altashin S.V. (burrito)	2					4	15
15	Zav'yalkina S. (Sveta17vr)	1					11	14
16	Akimova E.N. (Katrin_A91)	2					8	14
17	Kadiev (Watermelon king)	1					8	14
18	Surname (Void_107)	3					10	13
19	Khabibullin A.R. (Aleksandr_Kh)	2					10	13
20	Mallaev (Artmallaev)	1					9	12
21	Kravtsova M.I. (k_marina89)	1					8	12
22	D L.L. (Amalphy)	1					9	11
23	Isakov (Isak)	1					8	11
24	Kobtsev V.V. (Viktor__K)	1					6	10
25	Folomkin I.N. (onevay)	2					8	9
26	Vasil'eva S.A. (@SSS)	2					7	9
27	Khuchraev A. (daydreamer)	2					7	9
28	Kononova A.S. (anseko)	2					7	9
29	Bonjovi (bomjour111)	1					7	9
30	Avsyukevich R.Yu. (Cristiano777)	1					7	9
31	B D. (bzldm)	1					7	9
32	Babushki S. (gnomz)	2					6	9
33	Ivanov I.I. (tatsoul)	1					6	9
34	Zabavnikova U.A. (ulyazabavnikova)	2					5	9
35	aminchik A.A. (am1nch1k)	1					5	9
36	Veshnyakova (DanaVesh55)	1					5	9
37	Borodin A. (Rignar)	1					7	8
38	Pupkin K. (catpupkin)	1					4	8
39	Vershinina A. (KI RA)	2					6	7
40	Khodakov (RakoT15)	2					6	7
41	Kokareva N.E. (Tik34563)	2					6	7
42	Zhur V. (mrvaroz)	1					6	7
43	doka T.Z. (sae6)	1					6	7
44	lamer (-lamer-)	1					5	7
45	Radionov (fraster17)	1					4	7
46	Chapleeva A.M. (chapllucky)	1					6	6
47	Maksimov (SQLlearninginging)	1					6	6
48	Starov E. (lilzon1)	1					5	6
49	Guseinov A. (Ali_G)	1					4	6
50	Ivanova K. (Kseniyalvzh)	1					4	6
51	Tarasova M.A. (milana88)	1					4	6
52	Puchkova A.S. (NesKolins)	1					3	6
53	Nikulenko P.A. (Flower1001)	1					3	6
54	B (silver10lucky)	1					3	6
55	lisa (eliswwu)	4					5	5
56	Klyavlin V. (aurq)	1					5	5
57	Kulikov A.Yu. (Ondrata)	1					4	5
58	Shapiro D. (xx_Da_Sha_xx)	2					3	5
59	Murin I. (Ilya__M)	1					3	5
60	Li F. (Lili_France)	1					3	5
61	Pushkarev S. (PSV_n)	2					2	5
62	Nasirov M. (M-nesir)	2					4	4
63	Evstigneev P. (Pavel1991Q)	1					4	4
64	Navitskas A. (Sana451)	1					4	4
65	Borisov D.R. (Dmitry.Bo)	3					3	4
66	Kopytko E. (EGK)	1					3	4
67	Sakaeva A.V. (Sakaeva Anastasiya)	2					2	4
68	Vozdigan A.A. (KumaRYo)	1					2	4
69	Spirina T.S. (spirina-ts)	1					2	4
70	Domejko I.A. (Domejko)	1					2	4
71	Saryglar (Daryma)	1					2	4
72	Ivanov (Ginger12)	1					2	4
73	Sad A.S. (ssaqerke)	2					3	3
74	Pupkin (ChK2026)	2					3	3
75	Lysov V.A. (vlysov_dia)	2					3	3
76	Dzarasov D. (dzarah88)	1					3	3
77	Malo A. (meyhom_2)	1					3	3
78	M (adilyam)	2					2	3
79	Brajnin S.O. (brusha)	1					2	3
80	Kameneva (kristachak)	1					2	3
81	Lyakh (LinaL_)	1					2	3
82	Krechetova M. (mashkafedorovna)	1					1	3
83	Karelina M.A. (Mariya Karelina)	1					2	2
84	Kustova V. (emilygrossman)	1					2	2
85	Ibo K. (Kemchik)	3					1	2
86	Lezhnin A. (LagerBier)	3					1	2
87	Kosatkin P. (PaulTronix)	3					1	2
88	yyyy N. (Nikkkikikik)	3					1	2
89	Korolev R.V. (zouker)	2					1	2
90	jadgfldsgf (jadgfldsgf)	2					1	2
91	Kudryavtsev V.O. (VladKudr)	2					1	2
92	Laferchuk (Kvakushhka)	2					1	2
93	Norov P.M. (RoMario28!)	1					1	2
94	Nasonkova (Svetlnas)	1					1	2
95	Zubkov D. (Dm54)	1					1	2
96	Kopteleva (neimand)	1					1	2
97	Kurakin (billir)	1					1	2
98	Korotkevich I.A. (somnambula)	1					1	2
99	Budyukin L.D. (StanceInfaimm)	1					1	2
100	Zhopkin (Vanek_destroyer)	1					1	2
101	Vlasov M. (MaxW)	1					1	2
102	Bocharnikova A.A. (Aleena22)	1					1	2
103	ova (permission_d)	1					1	2
104	Bogdanov N.V. (Nikita Bogdanov)	1					1	2
105	Rybjkn (utrer)	5					1	1
106	G A. (anna_tutta)	2					1	1
107	Sukhareva (Nedologist)	1					1	1
108	Vostrukhov (Dimon_604_)	1					1	1
109	Kolbinskaya K.A. (kotbins)	1					1	1
110	Elizarova (AnastasE)	1					1	1
111	Tokan (KAINARIO)	1					1	1
112	tetyueva A.A. (arina1818)	1					1	1
113	Stulikov (zevaka!)	1					1	1
114	Varakin I.E. (vanesik)	2
115	Koptel'tsev V. (selber)	2
116	Ushakov D. (Gromozeka)	2					ban	ban
117	El'chaninov I.S. (Cart00n)	2
118	Panicheva V.D. (_Vika_)	2
119	Sultankul Z.A. (zhanara_sultankul)	2
120	Nesterov A.A. (alnest311290)	2					ban	ban
121	Pegov S.S. (Sergey_Pegov)	2
122	Sarkis'yan G. (gennadi_s)	2
123	Muratov D.A. (Enovostuck)	2
124	Vakulko A.V. (VAlexandrV)	2
125	Turkovsky (KonKhiDot)	2
126	Marushevskij M.S. (Selezen.x55)	2					ban	ban
127	Kukhmistrova E.S. (13Kate28)	2
128	Serbul T. (horirisasimi)	2
129	Bublikov A.G. (geterozis22)	2
130	Khe Don Gu D.I. (coldone123)	2
131	inozemtseva M.I. (mariiiia)	2
132	Svechnikova D.A. (Dcandle)	2
133	Serova M.M. (ssss.mmmm)	2
134	Komin A.G. (kominag)	2
135	Melaveetha (Melavitich)	2
136	Krasovskij E.A. (pegoopik)	1
137	Busygin B.A. (B0risk0)	1
138	keieiuty (keieiuty)	1
139	Gorbunov M.S. (gms)	1
140	Kumar M. (waifo)	1
141	Potapov (poga)	1
142	Yastrebova S.V. (WhiteGoshawk)	1					ban	ban
143	Vaxl K. (vaxl11)	1
144	Zubar' D. (befree)	1
145	Sergeev V. (32b)	1
146	Minyurov E. (m.evgeniy)	1
147	Tsay S. (Sergey Ts.)	1
148	Sergey (Floony.by)	1
149	Oktamov N.A. (Nurdaulet99)	1
150	Kazhuhovskiy (till123)	1
151	Savenko (olalasavenko)	1
152	Kucherov D.V. (dmittrykucherov)	1
153	Dragon Y. (Rapidamente)	1
154	Konontseva T.S. (Kttt)	1
155	Pashkovskaya O.I. (Olesya14)	1
156	Yolguin A. (qqqq129387)	1
157	park (r505)	1
158	Pavlov A.S. (Alexpavlov_1999)	1					ban	ban
159	Denisenko E.S. (Denchiklenchik)	1
160	Khadeeva Z.Kh. (zubbini)	1
161	Min'kov G.M. (Georgwin19)	1
162	Koshman A.S. (Fennix)	1
163	Tursunob S. (Shokh011)	1
164	Aro E.F. (Ekaterina Araud)	1					ban	ban
165	Semenova N.K. (nataliiamiu)	1
166	Yespolova (Alaya83)	1
167	Khalikov (Omega515)	1					ban	ban
168	Hudakuev (Igor_21)	1
169	Bubulaev B.B. (okarenn)	1					ban	ban
170	Shipilovskikh L.M. (ladashipm0121101)	1
171	gvimradze D. (dato99)	1
172	ss A.S. (SashaSS)	1
173	Lagodich (lexa19132psevdonim)	1					ban	ban
174	Rodin (uoloki)	1
175	Zhilinskaya (shaman0303)	1
176	Konogorskij L.E. (konogorsky Leo)	1
177	Kulakov V.A. (Ma$onka_E}{a)	1
178	Darkkholm V. (DarkHolm)	1
179	Schurenkov S.A. (Schurenkov Stepan)	1
180	R. (Wra1th)	1
181	Skibin V.V. (SQL_vvs)	1
182	Akameeva S.V. (SVA1)	1
183	Kireeva N. (natashaknd)	1
184	Shakhova M. (maydaymeow)	1
185	Serov A.E. (ario25)	1
186	Bogatyrev N.V. (BNV2873)	1					ban	ban
187	Stytsyuk N. (natalia19930420)	1
188	Bystrov F. (FEDORBYST3445)	1
189	Evgen'ev (gek_c)	1
190	Smirnov A.I. (zhsunchang)	1
191	Nakonechnaya V.S. (Zarela)	1
192	E (neri)	1
193	Zyuzyupupuk P.K. (@mutagen00)	1
194	Starkov A.V. (anstarko)	1
195	Murat M. (murat_mukhammed)	1
196	Ponomarev M.P. (MatveyF)	1
197	Fedorova (escaped_rabid)	1
198	Leusenko V.P. (Leusenko)	1
199	Burtonov A.V. (tak to)	1					ban	ban
200	Wil F.-. (Wilfrech)	1
201	Tsay A. (antoninho)	1
202	Funtova M.I. (fialka3)	1
203	Filippov D.A. (shketik)	1
204	vvvv (vvvvd)	1
205	Gorijchuk E.A. (EgorQ2ZA)	1					ban	ban
206	Sergeev K. (sergeevkst9898)	1
207	SecondName (enisey_n)	1					ban	ban
208	Ivanov (voidbase)	1
209	Kabanov Z.V. (ZahaUdzumaha)	1
210	Endal'tseva S.E. (dixomia)	1
211	Kapanin D.A. (777flint777)	1
212	Sutyagin D. (analyst_enjoyer)	1
213	ar'kov D.P. (joy berg)	1
214	Eshkuvatov S.S. (sxr_0112)	1
215	Ismajlova K.V. (ismkami)	1
216	david G.-. (goliafgoliaf)	1
217	Okunev L. (vantango)	1
218	Neup A.N. (Narrator)	1
219	Puhovic N. (poohski)	1
220	Kramar (juli127)	1
221	Unregistered	31

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