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May 21, 14:31 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	Khafizov (murov_ed)	1			17	23	1	2
2	Andreev 2.3. (Dmitrij D)	1			13	16
3	Filippkin D.V. (_dimon_)	1	1	24	2	7
4	Safronov P.A. (Paulus73)	3	1	110		3
5	Rinn I. (HoneyRinn)	2			3	3	6	10
6	Yanishevskij (nyanish)	2	1	-2		2	14	25
7	alf (geogi)	1			2	2
8	Skokov B.S. (leks$$)	1	1	31		1
9	Sagunov N.S. (Ksywka)	4					ban	ban
10	Budilova A.S. (Abud)	1					15	27
11	Duschenko A.S. (ArtArd)	2					15	26
12	Morozov G.A. (Morozz2222)	1					ban	ban
13	Kal'naya D.R. (Daryaaa)	1					15	24
14	Oparina V.S. (erup)	1					15	23
15	Lirimov A.A. (erererukuk)	3					ban	ban
16	Akimov (AkimovS)	1					13	21
17	Ponomarenko (Artem1337h4ck3r)	5					ban	ban
18	Volodin (Durult)	2					15	18
19	Koloskov P.Yu. (pvkolos_)	3					10	18
20	Sobko Ya.I. (yarik_the_destroyer)	1					11	17
21	Gleb O.O. (anbelivbl)	2					10	17
22	rogova D.R. (arexxer)	2					13	16
23	Andreeva E.A. (kertyj)	2					12	16
24	Bajdak D. (lazyacholite)	4					9	16
25	Zhoraboev M. (Mamirzhon)	1					11	15
26	Afanas'eva Z.K. (anklof)	1					10	15
27	Seleznev M.A. (MatveiSA)	1					10	14
28	Govorov S. (serggv)	2					8	14
29	Goryachev A.A. (selectra_991)	1					8	14
30	Torgasheva (senya_t)	1					10	13
31	klesch (ivan094)	1					10	13
32	muslimov (akiraw)	2					9	13
33	Popuga A.A. (1Kanato)	1					8	13
34	Tulaikin V. (tulaikinv)	2					7	13
35	Vorob'eva (Kiki Mora)	1					7	12
36	Moiseeva P.S. (polinkafuture1)	1					6	12
37	Mel'nikov V.A. (abobameln)	1					8	11
38	Savitskij D.V. (Savacool2212)	5					ban	ban
39	Neverovskij F.V. (Froggly)	2					7	11
40	Eselenok A. (avvenni)	2					7	11
41	zhuo (iamqiqi07)	2					7	9
42	Gudelnikov S.A. (SG1328)	2					7	9
43	Gjketcjdf (eelenana)	1					5	9
44	Kandarshan A. (yabl_yad)	1					6	8
45	Igoshev A.S. (Igoshev)	1					4	8
46	Vittman M. (DarkWatcher)	1					4	8
47	Stasenko S.E. (Stavislav)	2					6	7
48	Kal'naya D.R. (DaryaKalnaya)	1					4	7
49	Ushakov I.A. (undftdkid)	1					6	6
50	Zotov (mm1leri)	3					5	6
51	Sorokina E.M. (kate42)	1					5	6
52	Grachev A.V. (TheFlamingFoam)	2					4	6
53	Detskaya A. (detskaya)	2					4	6
54	Odintsov G.Y. (Jopix)	1					4	6
55	Shatilov D. (ddaanniill)	1					4	6
56	Lapkina V.O. (varenic)	1					4	6
57	Tajmanova A. (--alexandra--)	1					3	6
58	Marar A.S. (16_capybara_02)	1					4	5
59	Abaimov A.V. (Artenn)	2					3	5
60	Stepanov (LexFrom)	1					3	4
61	Grachyov P. (Rylai_Mineski)	1					3	4
62	Dusaeva K.R. (Astrena)	3					2	4
63	Azizberdiev D.A. (Dastish)	2					2	4
64	Q (ala4ste)	1					ban	ban
65	Lavrov A.P. (lavoient)	1					2	4
66	Kostenko S.P. (gentelmen1)	1					ban	ban
67	Vasil'ev (GudiniMoonlight)	1					2	4
68	Oten Y. (CORTEZZ)	2					3	3
69	Ivanov (Grigorash)	1					3	3
70	Ne R. (maddena)	1					3	3
71	Kholitov N.E. (NailBro)	1					3	3
72	Ivanova K.D. (senyanyaa)	1					3	3
73	Petrov (Steamboat)	3					2	3
74	Pupkin V.I. (MaxKots)	1					2	3
75	Gemazudinov D.R. (DimonLemon)	1					2	3
76	Rzaev (tgrnk)	1					2	3
77	Petrova G.I. (Galina_psql)	2					2	2
78	Nikolaeva D.A. (darya_1999)	2					2	2
79	Tyul'berova A. (ann_tyulberova)	1					2	2
80	Mel'nikov A.I. (050036Almaty)	1					2	2
81	Shiryaeva V.O. (vikashiriaeva)	1					2	2
82	Smirom (Mooker)	1					2	2
83	Voterk'yu (voterque1)	1					2	2
84	Novikova O.A. (Olga.novi)	1					2	2
85	Yushina A.N. (Student63)	10					ban	ban
86	Yushina (anyush)	2					1	2
87	Strukov (StrukovSA)	2					1	2
88	Kuz'mina A.E. (nnkkzz)	2					ban	ban
89	Matyuhanov D.A. (Lineagi4)	2					1	2
90	Arabyan M. (armel)	2					1	2
91	ivanov (Aleksandr4994)	1					ban	ban
92	Komyakov Yu.V. (dreamersleet)	1					1	2
93	Berezovskaya D.V. (dashaeverafter)	1					1	2
94	Katashevskij (YaUstalPridumyvat'Nik)	1					ban	ban
95	Sholokhov (Skelemaster1)	1					ban	ban
96	Shablinskiy M. (puqupu)	1					1	2
97	Stonis S.O. (Sergjik23t)	1					1	2
98	Simonova Ya. (Dhshusuwuwj)	1					1	2
99	Tskhao N.M. (caonimenma1)	1					1	1
100	Bugaj E.A. (Izatevela)	1					1	1
101	Smagin D. (play23rus)	1					1	1
102	Tinskaya L. (lena.tinskaya)	1					1	1
103	musazada S.S. (sako019)	1					ban	ban
104	Bobina (Anna.Timurovna)	1					1	1
105	Z A.M. (alex_zaides)	1					1	1
106	Novikov E.E. (blackfire_)	1					1	1
107	Vishnevskij (Vadamar)	7					ban	ban
108	Vyazovetskov A.S. (alex_v)	6
109	Odnokurtsev (AlFochino)	4
110	Krasovskij E.A. (pegoopik)	3
111	P I.*. (IrinaPetr)	3
112	Mel'nikov M.N. (soulsmouse1234)	3
113	Koptel'tsev V. (selber)	2
114	Gorbunov M.S. (gms)	2
115	Garmay V. (VGarmay)	2
116	Falaleev D.M. (Mr Krabs)	2
117	Sokolov (zelenogrodov)	2
118	Ershov P.K. (Xazanione)	2					ban	ban
119	Komov S.M. (Komov S. M.)	2
120	Dubina (kady_95)	2
121	Bogdanov (xsnodelol)	2
122	Drankevich (D_Jopa)	2
123	Markevich A.A. (Nastyayaya)	2					ban	ban
124	Bystrov F. (FEDORBYST3445)	2
125	Kazitskij (ewgwfwefgvwe)	2					ban	ban
126	Meremkulova Z.A. (Zalina_mer)	2
127	Shibaev (saah)	1
128	Kurochkin P.A. (qwrqwr)	1
129	Woland (Wolandd)	1
130	Melnik A. (AnnaValentina)	1
131	Sm O.V. (Toruvel)	1
132	Tihomirov (mektar)	1
133	Abdulmanapov A. (Dvarik)	1
134	Golosov P.A. (golosoff)	1
135	Popov V.V. (zark)	1					ban	ban
136	Isgandarli R. (Rustam1991)	1
137	Ber K.V. (sbg_titanig)	1					ban	ban
138	Nikol'skij I.Yu. (igoryun)	1
139	Kokoshyan A. (Tutti frutti)	1					ban	ban
140	Kulakov E. (SobaGreen)	1
141	Ivanov I.I. (vlad91)	1
142	Yagant (Ghraus)	1
143	Dyagileva O. (oad)	1
144	Larina (alari)	1
145	Solodun A.E. (Solodun)	1
146	Kisinsikj P. (PavelKisin)	1
147	Nesov V.A. (80STH)	1
148	Wooster (Nick Bucklow)	1
149	Kalibekov G.T. (L23)	1
150	Kaposhko M.V. (koshi12)	1
151	Kravtsov (Kravts.x)	1
152	Romanov M. (MaximThe5th)	1
153	Rakhmataliev D. (Davlatshokh_0210)	1
154	Uskov A. (atomic_ant)	1
155	Potemkin (Yazon_79)	1
156	Akhtar'yanov A. (MansorY23)	1
157	Sarkis'yan G. (gennadi_s)	1
158	Idrisov A.S. (AinurSQL)	1
159	Pya A. (mamka2p)	1
160	R. (Wra1th)	1
161	Kamchibekov M. (CBOEBPEMEHHOCTb)	1
162	Zhvaviy1 (PandoraMap1)	1					ban	ban
163	Zhiryakov V.V. (vladvladzero)	1
164	Fandieiev O.V. (999Alex1984)	1
165	Rebovskij (x-lerasim13)	1
166	Alekseev A.S. (Andser)	1
167	Gomozov N.S. (Nikita_Lancer_zadnivihlop)	1
168	Butenko D. (Sipuha89)	1
169	Grabovskij A.K. (aleshamay)	1
170	Subbotina A. (a_a_a_a_a_a)	1
171	Tsytsykova A.D. (fhvhdchi)	1
172	Malafij D. (Dorarr)	1
173	Pogorel'tsev D.P. (PashaDmitrii)	1
174	Serdobintsev N.M. (mikhalychh)	1
175	Bulgakov A.S. (temchik30)	1
176	Es'kova E.S. (Lizaveta113)	1					ban	ban
177	Mironova E.I. (tRaWa)	1
178	Shvetsov D.Sh. (DanechekSw)	1					ban	ban
179	Vlad V.V. (Bleckeid)	1
180	Radzhabov R.S. (Remma)	1
181	A A. (naravan)	1
182	Soshnikov (Deuxus)	1
183	Sivakova (anna666)	1					ban	ban
184	Kanajkin N.P. (NikolayMordvin)	1
185	Morozova A.E. (Solnce94)	1
186	Safonov K.S. (Kira!)	1
187	Rubanovich A.S. (IO5th)	1
188	Rakova V.R. (veronika_rakova)	1
189	Pulkin K. (karl228)	1
190	Serdyuchenko E.Yu. (eserdyuchenko)	1					ban	ban
191	Petrov A.I. (Tobo-bobo)	1
192	darak A. (OrganicJuice8)	1
193	Soboleva I.Yu. (Matreshka_)	1
194	squirrel (squir_el)	1
195	Martynov (daeso)	1
196	Khloptsev A.V. (ANkaRTik)	1
197	Shirinova (aidaaaaa)	1
198	Kagarmanov K.E. (krispy_snickers)	1
199	Shinkevich I.V. (aivan96)	1
200	Umbetova N.S. (nurdanka)	1
201	Voronova T. (Selena87)	1
202	Klinkov D.A. (dimkad5mka)	1					ban	ban
203	Angel S.R. (linasudx)	1
204	Kovalenko P.S. (pskovalenko)	1					ban	ban
205	Sapsin M.A. (Maksim Sapsin)	1
206	Smirnov A. (Antoxa_S)	1
207	olegpsh (oleg1909)	1
208	Rudobaba A.A. (Nahfahlaar)	1					ban	ban
209	Karetnikov A.L. (alex1black)	1
210	Pikulev (Lancelion)	1
211	Voronina E.A. (MalushkaTmy)	1
212	Krechetov D.V. (Rugby)	1
213	Kairatov Y. (yernaty)	1
214	Kabanov (Lloris)	1
215	Bogattsev A. (alexnikb)	1
216	Zamnius A. (alexey_zamnius)	1
217	Kozlov K.N. (iksdik)	1
218	Aspombitova A.O. (aspaa)	1
219	Golovanov D. (krozer)	1
220	Aziev (Dzhon Izidor)	1
221	PARAMONOVA S. (sonues)	1
222	Kovaleva Yu.K. (Kov@l')	1
223	Unregistered	28

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