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December 30, 22:29 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	fioletovaya (fioletovaya2)	1	9	54		14
2	Elagina A.A. (pekaaa)	1			11	13	ban	ban
3	Novitskaya E.S. (tea_)	2			11	13
4	Smirnova E.A. (fff54)	1			10	11	ban	ban
5	Mesal (Garnozella)	1			10	11	ban	ban
6	Fedoruk I.A. (yvan123)	1			3	3	2	2
7	Raznitsyn (Pepperni)	3			3	3
8	Petrov Y. (YuriPetrov)	1	1	215		2
9	Skokov B.S. (leks$$)	1	1	20		2
10	Shesterikov D.A. (shester1kov)	1			2	2	2	2
11	Shamshadinov E.Sh. (Burley)	1			1	2
12	Brynza A. (abrynza)	1					ban	ban
13	Ablakanov A.A. (Ablakanov Amindzhon)	1					12	20
14	Meshalkin (Garzonella)	1					ban	ban
15	Raschenko V.A. (yokai009)	2					ban	ban
16	Potekhin M.E. (Sweete)	2					15	18
17	Smirnova K.A. (ashesygf)	2					ban	ban
18	Sviridov E.A. (aizenburgerus)	2					15	18
19	Vysotskij E.V. (Esscape)	4					11	18
20	Nizhnikov (RayBr)	4					14	17
21	Alimov (Oleg994)	1					10	17
22	petrov (upright_quorum)	1					13	16
23	Sharkova Yu. (sharky-s)	1					10	16
24	Aliev (krogi)	1					10	13
25	Pupochko T.K. (AdeptSem)	1					10	13
26	Trezlou (Anny Treslow)	1					8	13
27	Drevalev A.A. (Besrezen_33)	1					10	12
28	Duisen A.-. (qazyqarta)	1					8	11
29	Ramzanovich D.Z. (zakaiorzakai)	1					8	11
30	Jfrhd (print_AJ)	2					7	11
31	Ivanov (snowmarker1)	1					6	11
32	Flegantova A.V. (ann.flegantova)	1					6	10
33	Kamaletdinov (@iki_masiro)	1					6	10
34	Morozov (sunflo)	1					7	9
35	n (mirandre)	1					5	9
36	Kolobin N.S. (gerod0t)	2					7	8
37	Vinogradnik D. (Hypnogogian)	1					5	8
38	Gorlyshkov M.S. (Smail)	4					6	7
39	Yuminova L. (linayumi)	2					6	7
40	Treumova (TreumovaKet)	1					6	7
41	Rudskaya (octopusshhh)	1					6	7
42	Vishnevskij D. (R@ZOR)	1					5	7
43	Il'ina V.A. (oksanaveronika)	2					ban	ban
44	Aliyev V. (Vussy)	1					4	7
45	Ark (Arkan123)	2					4	6
46	Zimirev V.S. (zivs)	1					4	6
47	Lyutkevich D.O. (OG Dima)	1					4	6
48	Orlova A.V. (Sasha520)	2					3	6
49	Charipov Z.C. (ZhanbOo1)	2					3	6
50	Zajnutdinov R.R. (Allezzio)	1					3	6
51	Fetisov I.V. (waden)	1					3	6
52	Lazarenko (panda1307)	1					3	6
53	Byakov A.A. (NejroSanya)	1					5	5
54	Berdnikov G.Yu. (13student07)	1					5	5
55	Tsybakov A.A. (artemvrn)	1					5	5
56	Petrova M. (mkvshnva)	1					4	5
57	Samandov S. (Suleyman.Samandov)	4					3	5
58	Wooster (Nick Bucklow)	3					3	5
59	Cherkasov A.M. (alexcher)	1					ban	ban
60	Smirnov (mad_bee)	1					4	4
61	Bajgil'dina R. (Renatka)	3					2	4
62	fabuDabu (SQLMasterAtItsFirstStage1)	2					2	4
63	Mukhatay M.A. (Bainfront)	2					2	4
64	Politov P.V. (Avilon777)	1					2	4
65	Nakhrynov (Dandal)	2					3	3
66	Vishnya Yu. (Oswaj58)	1					3	3
67	Ivanov I.I. (vlad91)	2					2	3
68	Goncharuk E. (LenaGonch5)	1					ban	ban
69	Valeev M.A. (k3tchupzxc)	1					2	3
70	Zhorov V.V. (excited_flow)	1					2	3
71	Doe (johndoe1235)	2					2	2
72	Belyak (TheTester)	2					2	2
73	Smit U. (Noen)	2					2	2
74	Sp (t0mas)	1					2	2
75	Bube (ValBube)	1					2	2
76	Mullabazi B.B. (besart.m)	3					1	2
77	Fedorova V.N. (verun)	2					1	2
78	Erjigitov H. (Habibullo)	2					1	2
79	Yakimenko (Nikita9kimenko)	2					1	2
80	Fattah N.Q. (Neymat)	2					1	2
81	Evgrafova (vagrfv)	2					1	2
82	Brodskiy (GeorgeLm20)	1					1	2
83	Berzhitskij V.D. (RILIKS)	1					1	2
84	Trubchaninov (Chackchoker)	1					1	2
85	Ryabov A. (Slavander)	1					1	2
86	Chalov (auxiliarytrinket)	1					1	2
87	Larionov A.A. (k@iman)	1					1	2
88	tagiyeva N.G. (umaynurten)	1					ban	ban
89	Korolev N. (Vyshekryshi)	1					1	2
90	Medvedev E.V. (zhe_7)	1					1	2
91	Vnukov D. (Astronaut_Vnuk)	1					1	2
92	Tilepbaev N.N. (Nurik_007)	3					1	1
93	P'yankov (IVAN PI)	2					ban	ban
94	Korobov V. (CalvadosVlad)	2					1	1
95	Lakalov D. (Meilleur_NG)	1					1	1
96	Dadaev (Mansur9511)	1					1	1
97	Osipov M.N. (Maksim22)	1					1	1
98	Fayzullayev (Lutfullo)	1					1	1
99	Narembekov T. (fountaineww)	1					1	1
100	Butenko D. (Sipuha89)	1					1	1
101	bondarev (revsky)	1					1	1
102	Ivanov I.I. (dan1151)	1					1	1
103	Kozhemyakin Yu.V. (Kontebo)	1					1	1
104	Koptel'tsev V. (selber)	4
105	Odegov A.I. (KovroLitik)	3
106	Kurochkin P.A. (qwrqwr)	2
107	Agapov A. (sbt-agapale)	2
108	Sharafeev A.F. (DaRcS1dE)	2
109	Yakshin I.V. (ivan_y)	2
110	Vdovin S. (Rujan)	2
111	Lupin A. (hongweibin)	2
112	Azizov Zh.Zh. (zhanbo2001)	2					ban	ban
113	Captain U.Z. (CaptainUkraine)	2
114	Demidov Z.I. (Zak2013)	2
115	petrov (petrov991)	2
116	P I.*. (IrinaPetr)	2
117	Timonin I.A. (Il'ya_375822)	2
118	Kuz'min A.V. (Takedo777)	2
119	Vinogradova E. (-Helen-)	2					ban	ban
120	M (DanilM2304)	2
121	Safronov P.A. (Paulus73)	2
122	Vukolov A. (al.vuk)	2
123	Schmitt (Styani)	2
124	Aleksanian A. (IneedAJob)	2
125	Maharramov A. (Maharramov)	2
126	Ilya I.I. (Ilya_123)	2
127	Kozachenko A.K. (Netwalker)	2
128	F A. (annysarah111)	2
129	Gubajdullina D.A. (Darkness99)	2
130	Kolosov V.D. (miracle9)	2
131	Petrov D.B. (GiBis)	1
132	Krasovskij E.A. (pegoopik)	1
133	Kasumov M.M. (MaratKasumov)	1
134	Dmitrieva (NatalyD)	1
135	Kostomarov A.V. (al29)	1
136	Polyakov V.M. (rock_4)	1
137	Belov D.A. (8Xenon8)	1
138	Guketlov A.M. (pro100guk)	1
139	Vinogradova S.M. (Tigra1)	1
140	Kolmogorova (NadK)	1
141	Andreas A.V. (AndreasAlexandr)	1					ban	ban
142	Shi V. (goodmanpack)	1
143	Kraskova O. (kraskovaolga)	1
144	Belyaeva Yu. (Julja83)	1
145	Shamardin D.D. (yongl)	1
146	Tsay S. (Sergey Ts.)	1
147	Jumaev N.Y. (Nasa8010)	1
148	Statsenko V.O. (ValerDOS1x)	1
149	Nageeshkeeng (13242(H)	1
150	Sidelev (elvolt)	1
151	Mamonova S. (tireless_snegs)	1
152	Karmanchikov V. (balget)	1
153	Fetkovskiy (Vano_RG)	1
154	Shpenst V.S. (LeraSh123123)	1
155	Kibalyuk A.S. (TheNulky)	1
156	Uvarov A.A. (fearstation)	1
157	Stepanov (SQstep)	1
158	Starostina A.S. (friaq)	1
159	Efimenkova K.G. (Ksenia41)	1
160	Nikishin E.A. (nikev)	1
161	Panicheva V.D. (_Vika_)	1
162	vktory369 (vk1991)	1
163	Anisimov (MikePain)	1
164	Gerasimova D.S. (Yzumake)	1
165	Kashaev S.V. (sergudok)	1
166	Startseva M.A. (Mariia_St)	1
167	Totskij M.A. (Makasik)	1					ban	ban
168	Sarkis'yan G. (gennadi_s)	1
169	testovich3 (testovich3)	1
170	Uspanov I. (depo6765)	1
171	Finaev V.N. (htdcanbfa)	1
172	Galustyan T. (TTT1111)	1
173	Howkie J. (MrUniq)	1
174	Sha (Stp2cry)	1
175	Malkov I. (vezhliviy12)	1
176	Loktev K.O. (Hannes)	1
177	Glazkov (Zanegin)	1
178	R. (Wra1th)	1
179	Shmidt M.A. (Edzora)	1
180	TamTam (Totoro12)	1
181	Krivokrysenko A. (Mr_Danger)	1
182	Denisenko D.D. (daria.denisenko)	1
183	Komov S.M. (Komov S. M.)	1					ban	ban
184	Ismailov R. (Rumb)	1
185	Lysykh V.K. (Usilitel')	1
186	Gregory (Really_cool_boy2000)	1
187	Dedyulin A.D. (ded_android)	1
188	Vedrentsov B.S. (Zero.Sat)	1
189	Murav'ev D. (dmitroks)	1
190	Val'ko P. (Enrqez)	1
191	Samarin V.A. (Samarin)	1
192	kara (karakurt13555)	1
193	Erzhov (pepsik)	1					ban	ban
194	Makhmutshina K. (Kamilala)	1
195	Baul' N.V. (Bionicka)	1
196	B. D.P. (Danechka2206)	1
197	romPro18 A.A. (romPro19)	1
198	Korolev M.M. (cmbbtw)	1
199	Aleksandrova T.I. (vgik-t2000)	1
200	Vasyakova O.N. (Olga&Olga)	1
201	Dron D.D. (Dron1234)	1
202	Vsilyev I.D. (DIE4SEX)	1
203	Mazhitova R.R. (Rinazavrik)	1
204	Timashkov M.S. (Max_Tima)	1
205	Popova V.S. (Victory88)	1
206	Mogushkova F.M. (mgfatima)	1
207	Deulin I.A. (Greyhan)	1
208	Gerasimova (Fmaid)	1
209	Mart (Zenward)	1
210	Smetanin V.S. (V4d1m$H)	1
211	Fyodorov (pacrog)	1
212	Shorokhova (Say Cheese)	1
213	Batman A.A. (Anderlecht)	1
214	Malygina I.E. (Tender_Depths)	1
215	Elagin E.A. (Evgen.1985)	1
216	Ivanova (Alexa11111dsfsd)	1
217	Yashin D.A. (saintg)	1
218	Kurilovich (yellow1452)	1
219	Rodin M.Yu. (Maks8805)	1
220	Grachev V. (VladislavIlyich)	1
221	Hesenzade (Hasanzade)	1
222	Khristosov (AleksXov)	1
223	Povarnitsin S. (Gizi)	1
224	Tokareva T.D. (Tatoshka90)	1
225	Aliev R.A. (Russttammm1305)	1
226	Astrov V. (astrikkkk)	1
227	Titov R. (liddd)	1
228	Stein (Leon100)	1
229	Tkan (Liloooooo)	1
230	Tkachuk R.V. (Ruslan_Tkachuk)	1
231	Unregistered	34

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