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December 20, 18:18 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	zywipaco@denipl.com Z.Z. (sdfwerfwf)	1			10	11	10	14
2	Eremin S.A. (noprob)	1			10	11
3	Pulyakhina M.V. (kglkftulit)	1			10	11	ban	ban
4	M (DanilM2304)	1			3	5
5	Petrov Y. (YuriPetrov)	2	2	239		4
6	Safronov P.A. (Paulus73)	1	1	23		3
7	Deryugin M.A. (deryugin maxim)	1			3	3
8	Krasnov A.A. (Nutr1k)	1	1	57		2
9	Mal'tseva A.M. (Mal'tseva A.M.)	3					14	32
10	Zhorov A.S. (kaii76)	1					ban	ban
11	Eremin S.A. (isip_s.a.eremin)	1					ban	ban
12	makarova R.R. (makarych production)	1					ban	ban
13	ter (ter7ter)	1					15	23
14	Khamraeva S.R. (Bri15)	1					15	23
15	mezhev D. (legolas666)	1					15	22
16	Kharina N.A. (NADUHA 6 VEB)	2					15	21
17	Chel A.A. (Artmadar)	2					15	21
18	Magadiev D.I. (Dinislam2342)	2					15	18
19	Akhmatov A.R. (borovvv)	2					15	18
20	Efremov V.A. (tejiepuzik)	1					ban	ban
21	Tuzova V.S. (vika_tuzova_)	2					14	17
22	Gubernatorova K.A. (kguber)	2					12	17
23	Chernov D. (Diamond69)	1					8	16
24	Borovkov A.K. (borovkov)	2					4	16
25	Kryuk V.G. (pupisccc)	3					11	14
26	gunlu I. (iremzgnl11)	1					11	14
27	Familiya I.O. (Usernamus)	1					10	13
28	Matys E.V. (Naeko)	3					9	13
29	Sh J.A. (janch)	1					7	11
30	Zueva P.S. (polinajoy)	1					ban	ban
31	Mak N. (NickArt1)	2					7	9
32	pupysheva (karina299)	1					ban	ban
33	Sychev (Kaysen)	1					5	9
34	FEDOROVA E.V. (ELENA Fe)	1					7	7
35	Zotov A. (Evolute)	2					6	7
36	Skibskij I.V. (Floral6422)	2					5	7
37	Simagin D.A. (DimaSimagin)	1					4	7
38	Chaplinskaya O.N. (Chistogan)	1					4	7
39	Tshk (WasnaicH)	1					5	6
40	Ivanov (dm_piton)	2					4	6
41	Lysenko N.O. (LyKIT)	1					4	6
42	Karabel'nikov A.S. (AlexKara)	1					4	6
43	Kozlov A.V. (Sasha999)	1					3	6
44	Vas'kin P. (ProkhozhuKurs)	1					ban	ban
45	Akhmetov (ruslan1337)	1					5	5
46	. (Depos)	1					5	5
47	Mukhin I.D. (rtrsprt)	1					4	5
48	Reutov A.S. (Encore_e)	1					4	5
49	Davletov (Timur99)	1					4	5
50	Gronsk (artma)	2					3	5
51	Razvalov N.I. (Razvalov Nikita)	1					2	5
52	Khamichuk S. (LanaKha)	1					4	4
53	Kolmakov I.S. (banisemo)	1					4	4
54	Petukhov D. (DmitryData)	3					3	4
55	nah (luxxx)	2					3	4
56	Finogeev M. (MaxFinog)	2					2	4
57	Fedrushkov D.Yu. (Diman4eg1488)	1					ban	ban
58	Vedrentsov B.S. (Zero.Sat)	1					2	4
59	Nekhaichik (buddson)	1					ban	ban
60	Ponomaryova E.A. (Kotyusha)	1					2	4
61	Mariya (vladimirovnaaa9)	1					2	4
62	Bklnv (strtXIII)	2					3	3
63	Mozhejko K.V. (YaHochuPiva)	1					3	3
64	Vysotskij E.V. (Esscape)	1					3	3
65	Chuprugin V.V. (Vlad_Not_Null)	1					2	3
66	Rasskazkina A. (rasskazkinaanna)	1					2	3
67	Kostyleva (naggets.nas)	1					2	3
68	Velezhev D. (DenisVel123)	2					2	2
69	Mashkov V. (VadimM_PGK)	1					2	2
70	Fandieiev O.V. (999Alex1984)	1					2	2
71	Agansonov R.R. (brokekid)	1					2	2
72	Sysoiev D. (Denisius Sys)	2					1	2
73	Ponomareva A. (narissa)	2					ban	ban
74	Markova (Irena280880)	1					1	2
75	Kushnir S.A. (Wishmaster190281)	1					ban	ban
76	Chalov (auxiliarytrinket)	1					1	2
77	Kayanovich A. (ArtemKaMMF)	1					1	2
78	Annageldiyeva G. (Annageldiyeva)	1					1	2
79	Kostyuchenko D.O. (Dasha_bred)	1					1	2
80	Belyak (TheTester)	1					1	2
81	Volkova (horny_angry)	1					1	2
82	Peskov (Arl77794)	1					1	2
83	VIShNEVSKIJ A.O. (gotrin)	2					ban	ban
84	Kanunnikov P.V. (Inoj777)	2					1	1
85	Fedorova (vikaf_12345)	2					1	1
86	Lopital' T. (ppop)	2					ban	ban
87	Korshunov N.A. (Lixodey228)	2					1	1
88	Musejko T.S. (tmuseiko)	1					1	1
89	T D. (denis-tsv)	1					1	1
90	Kotova A.K. (_klarhen)	1					1	1
91	1wq W.E. (dfdfdfdf2313ew)	1					ban	ban
92	Vershinin C.V. (Constantine1992.kg)	1					1	1
93	Surikova V. (vsknox)	3					ban	ban
94	Bezhaev A.Yu. (Baser)	2
95	Martynov A. (Ryncol)	2
96	Vinogradova S.M. (Tigra1)	2
97	Livshits (@Valeriy)	2
98	Bredikhin M. (maxim_bredikhin)	2
99	Platonov A. (Golden-Times)	2
100	Odegov A.I. (KovroLitik)	2
101	Komov S.M. (Komov S. M.)	2					ban	ban
102	ASI (asi_sql)	2
103	greg .V. (frastber)	2
104	Abramov V. (Vitaminez)	2
105	Klyuchnikov M.N. (Mikhail23isbo3)	2
106	Chistova D.A. (BoBikk_001)	2
107	Pepsi (pepsi123123)	2
108	Krasavina S. (Sof'ya86)	2
109	PROTSAK V. (tori-riru)	2
110	Podkopaeva A.G. (arinapodkopaeva11)	2					ban	ban
111	Kurochkin P.A. (qwrqwr)	1
112	Koptel'tsev V. (selber)	1
113	Dadyka A.I. (d.alejandro)	1
114	Kulagin K. (kmascot)	1
115	Mislavskiy A. (Tomerr)	1
116	Kucherov A.A. (Arahnid)	1
117	Alekseeva T.M. (TM)	1					ban	ban
118	Kirilov A.V. (Arbaiter)	1
119	Gladkikh D.A. (oxra)	1					ban	ban
120	Ivanov I.I. (vlad91)	1
121	Berflock (Berflock)	1
122	Varakin I.R. (19Vanya99)	1					ban	ban
123	Ivanov (SilverLight)	1
124	Kuritsyn V.N. (ValNick)	1
125	Kisinsikj P. (PavelKisin)	1
126	Kholkovskij E.A. (Ennn)	1
127	Wooster (Nick Bucklow)	1
128	Paliy S.S. (Satanislaw)	1
129	Yablonskij A.V. (Popivayuchayok)	1
130	Vildanova R. (rachelle91)	1
131	Kolomin A. (valanchik)	1
132	Pavlov R. (keepreverse)	1
133	Ivanov (userTest1)	1
134	Ivchenko A.V. (Anketka)	1
135	Ulitin A.I. (lonustv)	1					ban	ban
136	P I.*. (IrinaPetr)	1
137	Nechaeva A.A. (Anastasiya37624)	1
138	Kor (girlwithdata)	1
139	Kudryashov M.S. (Logan21)	1
140	Minaev D. (Davmie1)	1
141	R. (Wra1th)	1
142	Korolev R.V. (zouker)	1
143	Seidinov B. (seldlnov)	1
144	Letyagina Ya.O. (Yayanchik)	1
145	Timofeev M.S. (timofeevms1982)	1
146	Lysykh V.K. (Usilitel')	1
147	Zhiryakov V.V. (vladvladzero)	1
148	Sem'ya M.N. (444makc444)	1
149	Khaziakhmetov (dekri)	1
150	Maevskaya A.N. (mvskkkk)	1
151	Bojko K.D. (kalina boiko)	1
152	Druchkova R.A. (prveftir)	1
153	Sadykova K. (sensou)	1
154	Nikitina V.A. (VasIlIsa_30)	1
155	Shamanaev D.O. (Indeffy_style)	1					ban	ban
156	papyan M. (rrr vgbfd)	1
157	Askarova A.A. (Anisa)	1					ban	ban
158	Sotnik A.V. (arb1z)	1					ban	ban
159	Zatsepin I.I. (nell1724)	1					ban	ban
160	Yantsanova S.S. (Sweatee)	1
161	Tsyrenova M.B. (Miss_Meggy)	1
162	Kostitsyn (SemyonK)	1
163	Smetannikova V.E. (Viktoriya Smit)	1					ban	ban
164	Sosna A. (Makcimovka)	1					ban	ban
165	erokhina Y.R. (yana455)	1
166	Surova A.I. (redkkk)	1					ban	ban
167	Vukolov A. (al.vuk)	1
168	Sandakova B.B. (SBB)	1
169	Muertos M. (Neko Rampage)	1
170	fantikov P.F. (hotprimus)	1
171	Prokopova V. (otvarrr)	1
172	Vengrina (Vengrina)	1
173	Rakib (rakibshanto)	1
174	Vsilyev I.D. (DIE4SEX)	1
175	11082001 D.V. (cuc3ron)	1
176	fattakhov R.M. (grandefallB)	1
177	Timashkov M.S. (Max_Tima)	1
178	Emtsev I.V. (Midirka)	1
179	Malikova D.A. (darmal)	1
180	Mukhiddinov B.O. (bahafn)	1					ban	ban
181	mutlu (yucel1)	1
182	Zhopov Zh.G. (JoJopov)	1
183	Pashnin (pashnid1)	1
184	Yakonovskij (MikhailYakon)	1
185	Kontsevoj N. (Stitchzxz)	1
186	Squeeeez (SQZ)	1
187	Serenkov A. (scum2285)	1
188	Artamonov A.A. (whoawho)	1
189	Khokhlova A.E. (Khokhlovka)	1
190	Persikova M.A. (badala)	1
191	Shevelin M.S. (luvshen)	1
192	Antokhina L. (Laranto_85)	1
193	Tuzov R.S. (Roman324452)	1
194	Kavlelashvili M. (Kavlela)	1
195	Starovojtov (kasida)	1
196	Unregistered	20

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