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July 28, 16:40 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	Egorova A.O. (Sasha1994)	1			6	7
2	O (janeoosql)	1	1	23		3
3	Zamaraeva K. (system_rk200)	1	2	2		2
4	Shibaev (saah)	1	1	48		1
5	Sarkis'yan G. (gennadi_s)	1	1	203		1
6	Lomakina (lomchik)	1					15	25
7	Revin A.A. (AntonRvn)	2					15	20
8	Askarbek A. (Aibar212121)	1					ban	ban
9	Rakhmetolla S. (Shattyk96)	1					13	20
10	Durynichev (Nikita_fik)	2					15	18
11	Khvoshchev S. (VIXS1512)	4					11	18
12	singh A.O. (Abhishek26)	1					11	18
13	Antonyak K. (kiryashka)	1					14	17
14	Ryatina E.P. (evmake)	1					14	17
15	Wadibhasme K.A. (khushi wadibhasme)	3					12	17
16	Fomitskij A.A. (Qleks)	4					13	16
17	Ingole S.D. (Keshav-Ingole)	2					11	16
18	Sto T. (Olanga1998)	1					10	13
19	Sadomtsev A. (Artemucho)	1					9	13
20	Daukenova K.A. (Kseniya Andreevna)	1					7	12
21	Sayyan V.R. (Vah_666)	2					7	11
22	Lesha A. (Lesha Writer)	2					7	10
23	Pshenichnikova (122025ip)	1					7	9
24	Luneva D.A. (DLuneva)	1					6	9
25	T R.J. (jenra)	1					7	8
26	dah (basq8dah)	1					5	8
27	Dem'yanenko P.V. (Drugan174)	1					5	8
28	Savchenko V.P. (Vladislav11111)	1					4	8
29	Fedorchukova D.V. (DariyaFedorchukova)	2					6	7
30	Razinkova V.A. (ViktoriyAnatolevna)	1					5	7
31	Levin Yu.A. (pdestroyer)	1					5	7
32	Daron (Daron_g)	2					4	7
33	Turlo M.A. (maksimturlo)	1					4	7
34	Ischenko K.Yu. (Kpuh)	1					6	6
35	Khokhlov (TermiDD81)	1					3	6
36	Motorin (hardscrey)	1					3	6
37	Vavel' V.A. (VikVav)	1					3	6
38	Ignatenko A.P. (AnastasiyaIGAP)	3					5	5
39	1 1.1. (feriell)	1					5	5
40	Kudryavceva (pgadmin)	1					4	5
41	Tolstov N.S. (NiKoLa-ToLsT)	2					3	5
42	Gusev (Goosecorre)	2					3	5
43	stim (nyanracingcat)	2					3	5
44	Evstaf'ev D.A. (Redis22)	1					3	5
45	Larina (vivallery)	1					3	5
46	Romanov A.A. (andromus)	1					3	5
47	Trushin D. (Mindair13)	1					4	4
48	Kiryutin (pirat630)	2					3	3
49	Avdeeva D.A. (daryaayrad)	1					3	3
50	Arkhangel'skij A. (Milbroun)	1					2	3
51	Korolev R.V. (zouker)	1					2	3
52	Alex R.R. (AlexRedkn)	1					2	3
53	Askarbek A. (AAibar21)	1					ban	ban
54	L A.S. (antonio01110011)	1					2	3
55	Mandzheev V.N. (vehhh)	1					2	3
56	Wisniewski F. (19fwisniewski96)	2					2	2
57	girase C. (ketan@123)	2					2	2
58	Rudov D. (Big_mafusail)	1					2	2
59	Trusov (Nomenex)	1					2	2
60	Chernenko (Schwartz_max)	1					2	2
61	Zvereva M.M. (maria.zvr)	1					2	2
62	Tarasova Yu. (Yulia_Ta)	1					2	2
63	Turaeva E.G. (study_26)	1					2	2
64	DADADa S. (sdasdsadasdsad)	1					2	2
65	Borisov A. (zerotool)	1					2	2
66	Burmistrova L. (TTTT)	3					1	2
67	Kislyakov D.V. (EggDestroyer)	2					1	2
68	Bogatyrev N.V. (BNV2873)	2					ban	ban
69	Abdulov F.N. (FuadSQL)	2					1	2
70	Strukov (StrukovSA)	1					1	2
71	Kameneva (kristachak)	1					1	2
72	Zubkov D. (Dm54)	1					1	2
73	Ivanov I.I. (some_numbers37)	1					1	2
74	Majkova A. (addeshmal)	1					1	2
75	Pushkarev S. (PSV_n)	1					1	2
76	Samutin D. (samutin97)	1					1	2
77	Korotkevich I.A. (somnambula)	1					1	2
78	Govorova V.E. (meowmeow1)	1					1	2
79	Chelovek P. (SQLovichock)	1					1	2
80	piopio5 (piopio5)	2					1	1
81	ess (ernyg)	2					ban	ban
82	Riga V.K. (harleyxrrr)	1					1	1
83	grigor'eva V.D. (pivovar123)	1					1	1
84	Korotun E.I. (@egor@)	1					1	1
85	Ula (Straus!)	1					1	1
86	Murat M. (murat_mukhammed)	1					1	1
87	K (GK_)	1					1	1
88	Tikhomirova (kaatriin)	1					1	1
89	Sulejmanov (ismail93)	1					1	1
90	Dobrynin (DanilDV)	1					1	1
91	Kungurov A. (Alexey10)	1					1	1
92	Koptel'tsev V. (selber)	17
93	salmanov (onlu)	4
94	Krasovskij E.A. (pegoopik)	2
95	Mikhajlova O.V. (Mihalich02)	2					ban	ban
96	Iv (Angielina)	2
97	Muthukrishnan A. (Agal13)	2
98	Sairanbek D. . (sairanbek_darkhan)	2
99	Semenov (asv_1)	2
100	Haciyev I.A. (Ismayil)	2					ban	ban
101	Burtonov A.V. (tak to)	2
102	Berseneva T.M. (Bersa_3785)	2
103	Vasilev (Grtfxx)	2
104	Kraev A.V. (Alexx131313)	2
105	Pelov O.I. (Jk212356)	2
106	Williams B. (BW)	1
107	Kurochkin P.A. (qwrqwr)	1
108	Surkov D.M. (xsandr)	1
109	myname (joffner)	1
110	T. (Tovarisch)	1					ban	ban
111	Drozdov D. (Drozdov_da)	1
112	Balashova (albalashova)	1
113	em S.A. (Revaniche)	1					ban	ban
114	Denisov D. (Warpach)	1
115	Keller D.V. (KDmitry)	1
116	Sukhanov A. (aosukhanov)	1
117	Mozharov K.D. (kilimandzharov)	1
118	Pipch (Pipch)	1
119	Ivanov P.P. (Aleksandr12345)	1
120	Mareev A.S. (malaid)	1
121	Tsygankov P.I. (Pavel Tsygankov)	1
122	Sergey (SergeyKulagin)	1
123	Aleksandrov A.Yu. (AlexandrovAY)	1
124	Chibisov S. (ss_chibisov)	1
125	Tkachenko D. (_GUERNIKA_)	1
126	Terekhov I.E. (foxboy)	1
127	Burdakov I. (lepeshka)	1
128	Koshman A.S. (Fennix)	1
129	Samojlov D.A. (Dm_A_Sa)	1
130	Najik (Najik7)	1
131	Vorontsov (1473254)	1
132	Komarov A.K. (Arkolotu)	1
133	Nurmakhanbet (zloypony)	1
134	Titov (mahaon_1999)	1
135	Saburov A.M. (SaburovAM1)	1
136	ss A.S. (SashaSS)	1
137	Bykov (sky-shore)	1
138	Rodin (uoloki)	1
139	Petukhov A.N. (lilerable92)	1
140	Petesheva (Yung Satan)	1
141	Kuskova A. (Alandra)	1
142	Shafieva S. (SvetSha)	1
143	R. (Wra1th)	1
144	Tal Y.F. (YTal)	1
145	Tsimerman (Ilyac2001)	1
146	Erushevich V.S. (VladislavEr)	1
147	Kalashnikova A.K. (anzhelikakalashnikova)	1
148	Dimitrov V.M. (vencid)	1
149	Menshikov A.I. (georgsig1)	1					ban	ban
150	Anisimov (ArturenciA)	1					ban	ban
151	yaya (yayaue)	1
152	Leronova A.A. (karasik__)	1
153	Izmajlov (qupeRino)	1
154	Viktorov G.P. (werops99)	1
155	Boboeva (Kiba)	1
156	Lavrov (Shprot33)	1
157	Odnokurtsev (AlFochino)	1
158	Dedegkaev R.M. (adkin)	1
159	Gusev (superguzlik3228)	1
160	Revenskij I.P. (-wash06)	1
161	Sadretdinov G.Sh. (GalimS)	1
162	Mikaya (Gio9248)	1
163	ivanova (mari2002)	1
164	Shaikhov (Skollhild)	1
165	Mikheev V.E. (akaza78)	1
166	Evgen'ev (gek_c)	1
167	Rezvan (SilentLand33)	1
168	Duisenbayev (3UMF)	1
169	Turkovsky (KonKhiDot)	1
170	Lipin E. (Junior2222)	1
171	Zakharov (svyyy)	1
172	Ponomarev M.P. (MatveyF)	1
173	niko (lenovolog15)	1
174	Akim (Dano4ka_520)	1
175	Voronov R. (edemr26)	1
176	Polikarpov K. (kir0206)	1
177	Islamov A.R. (Moonex)	1
178	Sobachkin A.F. (Al_Wolf)	1
179	Yur (Stipashka06)	1
180	Bhatt S. ($aketh)	1
181	Lokhande H.T. (harshlokhande07)	1
182	Yeole V.P. (vedika123)	1
183	Leonard R. (V0n)	1
184	Mikhajlova V.P. (veneragret)	1
185	Shil'chenkov M.A. (msmshilchenkov)	1
186	Vor (Daschutka)	1
187	Shuminov E. (EzraSh)	1
188	Buz'ko I.V. (wwhoneybadger)	1
189	Burilova M. (Magari)	1
190	Funtova M.I. (fialka3)	1
191	Egorov S. (segorov)	1
192	Aleksandrov N.P. (Franklin_Lakosa)	1
193	Kozhukhova E.S. (ElizavetaKozh)	1
194	Megatron O.P. (__Sirin__)	1
195	Abbasov I. (ibrahim_@2005@)	1
196	Grishin N.S. (MkNobody)	1
197	Teschina (AleksandraTM)	1
198	Tauken Zh.N. (Zubenko Mikhail Petrovich)	1
199	Pupkina (mamamaksa)	1
200	V. (Paul777871557)	1
201	Chaudhari L. (Lokesh2456)	1
202	Zhuka S.B. (San777)	1
203	Volodin (Yuriyv)	1
204	l. O. (maus_vzhuhing)	1
205	Denisov (skumy)	1
206	Goncharevich A. (galych@)	1
207	Yakimenko K.D. (jewfishi)	1
208	Unregistered	23

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