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May 21, 14:13 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	Khafizov (murov_ed)	1			17	23	1	2
2	Andreev 2.3. (Dmitrij D)	1			8	9
3	Filippkin D.V. (_dimon_)	1	1	24	2	7
4	Safronov P.A. (Paulus73)	3	1	110		3
5	Yanishevskij (nyanish)	2	1	-2		2	14	25
6	alf (geogi)	1			2	2
7	Skokov B.S. (leks$$)	1	1	31		1
8	Sagunov N.S. (Ksywka)	3					ban	ban
9	Budilova A.S. (Abud)	1					15	27
10	Duschenko A.S. (ArtArd)	2					15	26
11	Morozov G.A. (Morozz2222)	1					ban	ban
12	Kal'naya D.R. (Daryaaa)	1					15	24
13	Oparina V.S. (erup)	1					15	23
14	Lirimov A.A. (erererukuk)	3					ban	ban
15	Ponomarenko (Artem1337h4ck3r)	5					ban	ban
16	Volodin (Durult)	2					15	18
17	Akimov (AkimovS)	1					11	18
18	Koloskov P.Yu. (pvkolos_)	3					10	18
19	Sobko Ya.I. (yarik_the_destroyer)	1					11	17
20	Gleb O.O. (anbelivbl)	2					10	17
21	rogova D.R. (arexxer)	2					13	16
22	Bajdak D. (lazyacholite)	4					9	16
23	Zhoraboev M. (Mamirzhon)	1					11	15
24	Afanas'eva Z.K. (anklof)	1					10	15
25	Andreeva E.A. (kertyj)	2					10	14
26	Seleznev M.A. (MatveiSA)	1					10	14
27	Govorov S. (serggv)	2					8	14
28	Goryachev A.A. (selectra_991)	1					8	14
29	klesch (ivan094)	1					10	13
30	muslimov (akiraw)	2					9	13
31	Tulaikin V. (tulaikinv)	2					7	13
32	Torgasheva (senya_t)	1					9	12
33	Vorob'eva (Kiki Mora)	1					7	12
34	Savitskij D.V. (Savacool2212)	5					ban	ban
35	Neverovskij F.V. (Froggly)	2					7	11
36	Eselenok A. (avvenni)	2					7	11
37	Mel'nikov V.A. (abobameln)	1					7	10
38	Rinn I. (HoneyRinn)	2					6	10
39	zhuo (iamqiqi07)	2					7	9
40	Gudelnikov S.A. (SG1328)	2					7	9
41	Gjketcjdf (eelenana)	1					5	9
42	Kandarshan A. (yabl_yad)	1					6	8
43	Popuga A.A. (1Kanato)	1					5	8
44	Moiseeva P.S. (polinkafuture1)	1					4	8
45	Vittman M. (DarkWatcher)	1					4	8
46	Stasenko S.E. (Stavislav)	2					6	7
47	Kal'naya D.R. (DaryaKalnaya)	1					4	7
48	Ushakov I.A. (undftdkid)	1					6	6
49	Zotov (mm1leri)	3					5	6
50	Sorokina E.M. (kate42)	1					5	6
51	Grachev A.V. (TheFlamingFoam)	2					4	6
52	Detskaya A. (detskaya)	2					4	6
53	Odintsov G.Y. (Jopix)	1					4	6
54	Lapkina V.O. (varenic)	1					4	6
55	Tajmanova A. (--alexandra--)	1					3	6
56	Igoshev A.S. (Igoshev)	1					2	6
57	Marar A.S. (16_capybara_02)	1					4	5
58	Abaimov A.V. (Artenn)	2					3	5
59	Stepanov (LexFrom)	1					3	4
60	Grachyov P. (Rylai_Mineski)	1					3	4
61	Dusaeva K.R. (Astrena)	3					2	4
62	Azizberdiev D.A. (Dastish)	2					2	4
63	Q (ala4ste)	1					ban	ban
64	Lavrov A.P. (lavoient)	1					2	4
65	Kostenko S.P. (gentelmen1)	1					ban	ban
66	Vasil'ev (GudiniMoonlight)	1					2	4
67	Oten Y. (CORTEZZ)	2					3	3
68	Ivanov (Grigorash)	1					3	3
69	Ne R. (maddena)	1					3	3
70	Kholitov N.E. (NailBro)	1					3	3
71	Ivanova K.D. (senyanyaa)	1					3	3
72	Petrov (Steamboat)	3					2	3
73	Pupkin V.I. (MaxKots)	1					2	3
74	Gemazudinov D.R. (DimonLemon)	1					2	3
75	Rzaev (tgrnk)	1					2	3
76	Petrova G.I. (Galina_psql)	2					2	2
77	Tyul'berova A. (ann_tyulberova)	1					2	2
78	Mel'nikov A.I. (050036Almaty)	1					2	2
79	Shiryaeva V.O. (vikashiriaeva)	1					2	2
80	Smirom (Mooker)	1					2	2
81	Voterk'yu (voterque1)	1					2	2
82	Novikova O.A. (Olga.novi)	1					2	2
83	Yushina A.N. (Student63)	10					ban	ban
84	Yushina (anyush)	2					1	2
85	Strukov (StrukovSA)	2					1	2
86	Kuz'mina A.E. (nnkkzz)	2					ban	ban
87	Matyuhanov D.A. (Lineagi4)	2					1	2
88	Arabyan M. (armel)	2					1	2
89	ivanov (Aleksandr4994)	1					ban	ban
90	Komyakov Yu.V. (dreamersleet)	1					1	2
91	Berezovskaya D.V. (dashaeverafter)	1					1	2
92	Katashevskij (YaUstalPridumyvat'Nik)	1					ban	ban
93	Shatilov D. (ddaanniill)	1					1	2
94	Shablinskiy M. (puqupu)	1					1	2
95	Stonis S.O. (Sergjik23t)	1					1	2
96	Simonova Ya. (Dhshusuwuwj)	1					1	2
97	Tskhao N.M. (caonimenma1)	1					1	1
98	Bugaj E.A. (Izatevela)	1					1	1
99	Smagin D. (play23rus)	1					1	1
100	Tinskaya L. (lena.tinskaya)	1					1	1
101	musazada S.S. (sako019)	1					ban	ban
102	Bobina (Anna.Timurovna)	1					1	1
103	Z A.M. (alex_zaides)	1					1	1
104	Novikov E.E. (blackfire_)	1					1	1
105	Vishnevskij (Vadamar)	7					ban	ban
106	Vyazovetskov A.S. (alex_v)	6
107	Odnokurtsev (AlFochino)	4
108	Krasovskij E.A. (pegoopik)	3
109	P I.*. (IrinaPetr)	3
110	Mel'nikov M.N. (soulsmouse1234)	3
111	Koptel'tsev V. (selber)	2
112	Gorbunov M.S. (gms)	2
113	Garmay V. (VGarmay)	2
114	Falaleev D.M. (Mr Krabs)	2
115	Sokolov (zelenogrodov)	2
116	Komov S.M. (Komov S. M.)	2
117	Dubina (kady_95)	2
118	Bogdanov (xsnodelol)	2
119	Drankevich (D_Jopa)	2
120	Markevich A.A. (Nastyayaya)	2					ban	ban
121	Bystrov F. (FEDORBYST3445)	2
122	Kazitskij (ewgwfwefgvwe)	2					ban	ban
123	Meremkulova Z.A. (Zalina_mer)	2
124	Shibaev (saah)	1
125	Kurochkin P.A. (qwrqwr)	1
126	Woland (Wolandd)	1
127	Melnik A. (AnnaValentina)	1
128	Sm O.V. (Toruvel)	1
129	Tihomirov (mektar)	1
130	Abdulmanapov A. (Dvarik)	1
131	Golosov P.A. (golosoff)	1
132	Isgandarli R. (Rustam1991)	1
133	Ber K.V. (sbg_titanig)	1					ban	ban
134	Nikol'skij I.Yu. (igoryun)	1
135	Kokoshyan A. (Tutti frutti)	1					ban	ban
136	Kulakov E. (SobaGreen)	1
137	Ivanov I.I. (vlad91)	1
138	Yagant (Ghraus)	1
139	Dyagileva O. (oad)	1
140	Larina (alari)	1
141	Solodun A.E. (Solodun)	1
142	Kisinsikj P. (PavelKisin)	1
143	Kalibekov G.T. (L23)	1
144	Kaposhko M.V. (koshi12)	1
145	Kravtsov (Kravts.x)	1
146	Romanov M. (MaximThe5th)	1
147	Rakhmataliev D. (Davlatshokh_0210)	1
148	Uskov A. (atomic_ant)	1
149	Potemkin (Yazon_79)	1
150	Sarkis'yan G. (gennadi_s)	1
151	Idrisov A.S. (AinurSQL)	1
152	Pya A. (mamka2p)	1
153	R. (Wra1th)	1
154	Ershov P.K. (Xazanione)	1					ban	ban
155	Kamchibekov M. (CBOEBPEMEHHOCTb)	1
156	Zhvaviy1 (PandoraMap1)	1					ban	ban
157	Zhiryakov V.V. (vladvladzero)	1
158	Fandieiev O.V. (999Alex1984)	1
159	Gomozov N.S. (Nikita_Lancer_zadnivihlop)	1
160	Butenko D. (Sipuha89)	1
161	Grabovskij A.K. (aleshamay)	1
162	Subbotina A. (a_a_a_a_a_a)	1
163	Tsytsykova A.D. (fhvhdchi)	1
164	Malafij D. (Dorarr)	1
165	Pogorel'tsev D.P. (PashaDmitrii)	1
166	Serdobintsev N.M. (mikhalychh)	1
167	Bulgakov A.S. (temchik30)	1
168	Es'kova E.S. (Lizaveta113)	1					ban	ban
169	Mironova E.I. (tRaWa)	1
170	Shvetsov D.Sh. (DanechekSw)	1					ban	ban
171	Vlad V.V. (Bleckeid)	1
172	Radzhabov R.S. (Remma)	1
173	A A. (naravan)	1
174	Soshnikov (Deuxus)	1
175	Sivakova (anna666)	1					ban	ban
176	Kanajkin N.P. (NikolayMordvin)	1
177	Morozova A.E. (Solnce94)	1
178	Safonov K.S. (Kira!)	1
179	Rubanovich A.S. (IO5th)	1
180	Rakova V.R. (veronika_rakova)	1
181	Pulkin K. (karl228)	1
182	Serdyuchenko E.Yu. (eserdyuchenko)	1					ban	ban
183	Petrov A.I. (Tobo-bobo)	1
184	darak A. (OrganicJuice8)	1
185	Soboleva I.Yu. (Matreshka_)	1
186	squirrel (squir_el)	1
187	Martynov (daeso)	1
188	Khloptsev A.V. (ANkaRTik)	1
189	Shirinova (aidaaaaa)	1
190	Kagarmanov K.E. (krispy_snickers)	1
191	Shinkevich I.V. (aivan96)	1
192	Umbetova N.S. (nurdanka)	1
193	Voronova T. (Selena87)	1
194	Klinkov D.A. (dimkad5mka)	1					ban	ban
195	Angel S.R. (linasudx)	1
196	Kovalenko P.S. (pskovalenko)	1					ban	ban
197	Sapsin M.A. (Maksim Sapsin)	1
198	Smirnov A. (Antoxa_S)	1
199	olegpsh (oleg1909)	1
200	Rudobaba A.A. (Nahfahlaar)	1					ban	ban
201	Karetnikov A.L. (alex1black)	1
202	Voronina E.A. (MalushkaTmy)	1
203	Krechetov D.V. (Rugby)	1
204	Kairatov Y. (yernaty)	1
205	Kabanov (Lloris)	1
206	Bogattsev A. (alexnikb)	1
207	Zamnius A. (alexey_zamnius)	1
208	Kozlov K.N. (iksdik)	1
209	Aspombitova A.O. (aspaa)	1
210	Golovanov D. (krozer)	1
211	Aziev (Dzhon Izidor)	1
212	PARAMONOVA S. (sonues)	1
213	Kovaleva Yu.K. (Kov@l')	1
214	Unregistered	27

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