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September 19, 20:07 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	Shibaev (saah)	2	1	53	1	5
2	Sarkis'yan G. (gennadi_s)	4	1	53		3
3	Trushin D.D. (w8urd)	4			3	3	13	22
4	Sevast'yanovich O.V. (OlyaS)	1	1	2		1	10	13
5	Levin Yu.A. (pdestroyer)	3			1	1	1	2
6	Dmitrij (Dmitrij Pr.)	2					ban	ban
7	Shagaeva A.B. (AzizaPishow)	1					ban	ban
8	Gataullin A.Sh. (Ballist)	1					ban	ban
9	Nurbaev V.V. (Ulanovka)	1					15	25
10	Zhorov (zefir123)	1					15	25
11	Botalova (sipka15)	1					15	25
12	Pogosyants (Ivan338)	1					ban	ban
13	Gimazetdinov F.R. (Fargat)	1					ban	ban
14	Lunegova A.A. (Angelochek_l)	1					15	24
15	Lajlo M.V. (Lo.mila)	1					15	24
16	D'yachkova V.M. (vikauwz)	1					14	24
17	Buraya K. (kseni_bur)	2					ban	ban
18	Kasatkina S.O. (Kasatka_411)	2					15	22
19	Karimova A.T. (Alisa2462)	1					ban	ban
20	Tret'yakov (KkkripperShsHsh)	3					15	18
21	Koptilin I.S. (Il'ya1111)	2					15	18
22	Ostrovskaya M.S. (marusya67)	2					15	18
23	Shrejber A. (tresjudamen)	1					15	18
24	Fateeev R.A. (Roma78684)	1					15	18
25	Bukina (ViToshaB)	1					15	18
26	Ivanov A. (TheHennessy)	3					14	17
27	pank D.D. (pankyyy)	1					11	17
28	Ivanov I.I. (GRACH277)	2					13	16
29	Samorodov V.O. (svo20m115)	2					13	16
30	parvorop A.O. (jdshfjksjsd)	3					12	15
31	Chaikov D.V. (qwerty12321)	1					12	15
32	Dolbik S.Yu. (kanfetusil)	2					11	14
33	Kukin D.S. (lokomaikai)	2					11	14
34	Surikova M. (melaniyasurikova)	1					11	14
35	Ivanov (prizrakprida)	3					10	13
36	Razakhanova D.Zh. (mssdika)	2					10	13
37	Lebedev V.U. (DenisYhovich)	2					10	13
38	Fhfhd A.P. (Suzuki123)	2					ban	ban
39	Khajlobekov K.M. (qkh)	2					10	13
40	Khan R.E. (SQL_Manace)	1					10	13
41	Ponden (PondenQ)	1					10	13
42	Penskij S.V. (Sergey1006)	1					10	13
43	Rudakova S.E. (Sonya Rudakova)	2					8	13
44	Bondarchuk G.V. (Gosha11112233)	3					9	12
45	Baris A.A. (thx3)	2					8	11
46	Iodik D.V. (Risf)	1					8	11
47	Koretskij M.S. (Mariiik)	1					8	10
48	Karapetyan (Cianatalaqui)	3					6	10
49	Kim D.D. (Mouraie)	3					8	9
50	Zubov A. (antxsha)	1					8	9
51	Kozlova M.S. (Kozlova_Maria)	2					7	9
52	Shabarshov M.S. (kreis)	2					7	9
53	Bogachev (raxil)	2					7	9
54	Ivanov (alex2026)	2					7	9
55	San'ko S.S. (Ssof'ya)	1					7	9
56	Khar'govskaya A. (Arlet)	2					6	9
57	Noskova D.I. (daho_n)	1					5	9
58	Bykova A.A. (qwertyu123456)	1					5	9
59	Povergun V.I. (lerkapip)	1					5	9
60	knigin K.N. (12312313)	1					7	8
61	Shagalov O.L. (TTC)	2					5	8
62	Safin R.R. (TheGodLike)	1					5	8
63	Korotkikh V.D. (wwbaby)	1					5	8
64	Ryabkov (Uchenik35)	3					7	7
65	Berezhnyi V. (viktorx1996)	1					6	7
66	Konstantin (Neruxov)	1					6	7
67	Shmigiryova (irrikks)	1					6	7
68	Mishenev M.M. (Mishenev Mikhail)	1					6	7
69	P I. (yosoo)	1					4	6
70	Shibanov P.G. (PlayFish)	2					3	6
71	Nurymbay M.S. (Merik05)	1					5	5
72	Shapiro D. (xx_Da_Sha_xx)	2					3	5
73	Skamov E.K. (Scumjazz)	2					3	5
74	Tikhonov V. (VadimTikhonov)	1					3	5
75	Sheremet'ev I.M. (Efcko31)	1					3	5
76	Kreshenova A.D. (kreshenova.a)	1					3	5
77	Fedosova T. (fed0s06)	1					3	5
78	A M.A. (Mmmmmmmmmm)	4					4	4
79	Nasyrova (Alewa86)	4					3	4
80	B D. (bzldm)	3					3	4
81	Dubrovskij (Novian)	1					3	4
82	Morgenbliz A. (morgenbliz)	3					2	4
83	Shure V. (VladimirShure)	1					2	4
84	son D.S. (v golove - NULL)	1					2	4
85	Titov (Mnogoznaal)	1					2	4
86	Mal'tsev V.A. (Viktorus2018)	1					2	4
87	linhcoder L.H. (linhcoder)	1					2	4
88	Sul A.Z. (IsaacS)	1					2	4
89	Ashkhatsava (UB666)	1					2	4
90	Mestyukov K.V. (KoderKostya)	1					2	4
91	Sychyov Yu.S. (Mrak.krd)	1					3	3
92	Popkova N.A. (adoctor)	1					3	3
93	Bajbikova D.R. (Daniche)	1					2	3
94	Der S.R. (allmart8558)	1					2	3
95	Igor F. (Vudmam)	2					2	2
96	Murin I. (Ilya__M)	1					2	2
97	Alexeeva C.A. (alecamic)	1					2	2
98	Ivanov K. (adose)	1					2	2
99	Barashkin A.A. (conquru)	3					1	2
100	Murav'ev E. (Egor1o)	2					1	2
101	Voronina (dash_vrnn)	2					1	2
102	Oduvan I.S. (Lakomka)	1					1	2
103	Noskov P.I. (P_noskov)	1					1	2
104	Bulychev F.A. (Fedya2011)	1					1	2
105	Zhaxygeldin (Yeldos1)	1					1	2
106	Fajzulina S.Sh. (snejanna)	1					1	2
107	Davydova M. (Mariya1723)	1					1	2
108	Rebovskij (x-lerasim13)	2					1	1
109	Chernushevich A. (AnyaChernushevich)	2					1	1
110	qweqwe Q.Q. (qwewqe11)	2					1	1
111	Kalmykova T.S. (Red ololo)	1					1	1
112	Zab (James Parker)	1					1	1
113	s S.S. (Srpowksi)	1					1	1
114	Nikolaev (FELLOW_1234567890)	1					1	1
115	Krasovskij E.A. (pegoopik)	7
116	Gusev (Fakel99)	3
117	Artemev L. (Leonid S.)	3
118	Kurochkin P.A. (qwrqwr)	2
119	Ushakov A.Y. (ushakov94)	2					ban	ban
120	Pukhova V.A. (sinichka111)	2					ban	ban
121	Bikmaev E.M. (Ar_sql_Nle)	2
122	R. (Wra1th)	2
123	Glushko S.Yu. (vechnojunior)	2
124	Mikaya (Gio9248)	2
125	Ivanov I.I. (pasta123!@#)	2
126	Bochkova (PunDora)	2
127	Naumov (molzy)	2
128	Sayfiddinov F. (Sayfiddinov Firdavs)	2
129	Krasko (KKA45)	2
130	Kazakov I.G. (Igor'SQLider)	2
131	Barsegyan G.S. (BarsGrig96)	2
132	Anoschenkova A. (yabarsik)	2
133	vrtpoint (oddstn)	1
134	Ivanov (TimeTq)	1
135	krivyakov A.O. (re2wre2w)	1
136	Filatov D.D. (Anticoder)	1
137	Vdovin S. (Rujan)	1
138	Aubakirov R.G. (Rakha)	1
139	Volkova A.A. (anvlo)	1
140	fuckoff (jdm1337)	1
141	Sabadash V. (VyacheslavS)	1
142	Balgruf (Luka Poncic)	1
143	Kosov A.A. (Kintoky-san)	1
144	Kushnir S.A. (Wishmaster190281)	1					ban	ban
145	Musin A.R. (Azat3007)	1
146	Ivanov V. (ErikCia)	1
147	Golovkin I.A. (GHOST2508)	1
148	Sakharuk M. (MarySakharuk)	1
149	Nikolaev A.N. (n1kolaevs)	1
150	Kharchevnikov D.D. (ScarmX)	1
151	Ish (dm1sh)	1
152	Komov S.M. (Komov S. M.)	1
153	Agafonov N.E. (povelitelstrekoz)	1
154	Skibin V.V. (SQL_vvs)	1
155	Lysykh V.K. (Usilitel')	1
156	Suvorova E. (Ekaterina.A.S)	1					ban	ban
157	Krasnov A.A. (Nutr1k)	1
158	Dvornikov (nikit00s061295)	1
159	Nurmukhamedov I.D. (ilyanurm_0467)	1
160	Klimenko S.R. (sofiya klimenko)	1
161	F M. (mic1c)	1
162	Arkush N.V. (atikin23)	1
163	Mikhajlova V.P. (veneragret)	1
164	Zhur V. (mrvaroz)	1
165	Gurbanova A.A. (arzusha)	1
166	Pupkin (ChK2026)	1
167	Dut O.A. (olga_dm_d)	1
168	Usanova D.A. (Usanova Dar'ya)	1
169	Kanetskij A.M. (ancami)	1
170	Bychkova M.V. (itsbchkv)	1
171	Bagryantseva D.A. (Dar'ya Meowdg)	1
172	Muradyan P.S. (Answel)	1
173	Kotel'nikov A. (AlekseyKot)	1					ban	ban
174	Ais A.A. (aisaisais)	1
175	Luk'yanov R. (RomLV)	1
176	Kuznetsov (ZXCdemon1)	1
177	Borisevich T.V. (youngCocain)	1
178	Akhmedov R.V. (Rzaeieije)	1
179	ns0 N.N. (ns0000)	1
180	Amerkhanov L. (1inar)	1
181	Belov A. (a.belov.nsk)	1
182	Pan V.O. (jimmychunga)	1
183	pys (folki1n0)	1					ban	ban
184	Alafaev M.K. (Zero_7692)	1
185	Saxena P. (GreekGod)	1
186	Egorov V.V. (relizene)	1
187	K V.S. (pylamer_2)	1
188	Vikent'ev F.A. (hraven)	1
189	Tyurina V.A. (veraturina)	1
190	Stepanyan A.A. (Curriculum)	1
191	Alafaev M.K. (JTN_673)	1
192	Unregistered	27

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