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December 28, 23:40 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	Sergeev (ivanspoly)	1			10	11	ban	ban
2	cnbfd F.D. (scrfedgtdfgvbnjfgh)	1			10	11	9	10
3	saaasd (zubat1112s)	2			7	8
4	kir (vankir)	1			2	2
5	Vdovin S. (Rujan)	2	1	122		1
6	Suslikov V.D. (Suslikevich)	1			1	1
7	P I.*. (IrinaPetr)	4					12	28
8	Kramarenko Yu.D. (posql)	1					15	26
9	Shamshadinov E.Sh. (Burley)	1					15	22
10	Shadiev I.I. (ilesbeka)	2					ban	ban
11	Pedynin A. (blythev)	1					ban	ban
12	Mariya (vladimirovnaaa9)	1					13	19
13	Smirnov (smiva)	1					15	18
14	Yagudina E. (Yagudina E.B.)	2					15	17
15	Serenkov A. (scum2285)	2					10	17
16	Dolbyshev D.M. (GeTRIT)	1					ban	ban
17	Yava C. (CAVAYAVA)	1					13	16
18	Novitskaya E.S. (tea_)	1					13	16
19	Golbers A. (SQL_account_0001152)	1					12	15
20	Kovalenko (darsssk)	1					11	15
21	Dolotov (buterbread)	1					11	14
22	dsfsdfsdf (aascsadwqedsw4324324w)	3					10	14
23	Kozachenko A.K. (Netwalker)	2					9	14
24	Maharramov A. (Maharramov)	2					8	14
25	Kerimov (notandor)	1					10	13
26	Loseva A.D. (Anastasiya98762113244)	1					ban	ban
27	Yuminova L. (linayumi)	1					7	12
28	Ark (Arkan123)	1					9	11
29	Borodulina A.N. (ruannik)	2					7	11
30	Babushkin (Veles98)	1					6	11
31	Semenov E. (sea222)	2					6	10
32	Timur T.T. (Timur68752134)	1					ban	ban
33	Kylin (Kylin)	2					7	9
34	Lecfkbtdf B.Y. (beddddddllka)	1					6	9
35	Fedorova V.N. (verun)	1					5	9
36	Monas (beartacklertb)	1					5	9
37	Bill (unknown051)	1					8	8
38	Kozlova N.I. (ooooh.natalie)	1					6	8
39	Ilya I.I. (Ilya_123)	2					5	8
40	Fandieiev O.V. (999Alex1984)	1					5	8
41	Khabirova S. (Sonch_)	1					5	8
42	Mikhajlova E. (candysss)	1					5	8
43	Ablakanov A.A. (Ablakanov Amindzhon)	3					6	7
44	Niyazov I.R. (bkmzc)	1					6	7
45	Shuvalov (Spectre1915)	2					5	7
46	Kolomijchuk V.V. (Vlader-228775)	1					5	7
47	fabuDabu (SQLMasterAtItsFirstStage1)	1					5	7
48	wowo (littlethought)	1					4	7
49	Kozlov A. (Antoa)	1					ban	ban
50	Batman A.A. (Anderlecht)	1					4	7
51	Panova E.M. (BD_2)	1					ban	ban
52	Pavlov S.A. (LooT)	2					6	6
53	Lazarenko (panda1307)	3					4	6
54	Petrov (Vodokanal)	2					4	6
55	tomer T. (chtomer)	3					3	6
56	Lupin A. (hongweibin)	4					5	5
57	Scherbak I.A. (iliyaSH)	2					5	5
58	Rigel' I.A. (Rigel_)	1					5	5
59	Kenneth (Mason_Kenneth)	1					5	5
60	Rodin M.Yu. (Maks8805)	1					5	5
61	Yagudina E.B. (yagudina)	1					5	5
62	Fetisov I.V. (waden)	1					4	5
63	Korolev N. (Vyshekryshi)	3					3	5
64	Vladimirtsev A. (Mostov)	1					3	5
65	Vishnevskij D. (R@ZOR)	1					3	5
66	Ermokhin D. (BZDanya)	1					3	5
67	Mokhnachev D.A. (supertazik)	1					4	4
68	Abdullina (yulia_not_yulia)	2					3	4
69	Trubchaninov (Chackchoker)	1					3	4
70	Kamenev M. (mihail_kmp)	1					2	4
71	Kurmyshev D. (HailSatan)	1					2	4
72	Tshk (WasnaicH)	1					2	4
73	Pavel P.P. (familka)	1					2	4
74	Sychev (Kaysen)	1					2	4
75	Novruzov R.R. (Mr.Black98)	1					2	4
76	Tolstik D.N. (DiNiKiN_II)	3					3	3
77	Vasenko (wsl*)	1					3	3
78	Bube (ValBube)	1					3	3
79	LastName (genericAf)	1					3	3
80	TamTam (Totoro12)	3					2	3
81	Lakalov D. (Meilleur_NG)	2					2	3
82	Kraskova O. (kraskovaolga)	2					2	3
83	Blinov S. (lovets_vetra)	2					2	3
84	boitcev (boitc)	1					2	3
85	Ryabov A. (Slavander)	1					2	3
86	Kamaletdinov (@iki_masiro)	1					2	3
87	123 1.1. (wakkkizasi)	1					2	3
88	P'yankov (IVAN PI)	6					ban	ban
89	Finaev V.N. (htdcanbfa)	3					1	3
90	qwe R.Y. (TheWrongOne992)	1					ban	ban
91	Kolomin A. (valanchik)	2					2	2
92	Vnukov D. (Astronaut_Vnuk)	4					1	2
93	Ryabykin M.V. (Mikhail1704)	3					1	2
94	Kolesov S.B. (Kolesov Stepan)	3					1	2
95	Wooster (Nick Bucklow)	2					1	2
96	Chernyshev (igor_c)	2					1	2
97	Kurilovich (yellow1452)	2					1	2
98	Kramarenko Yu.D. (kramarec)	1					ban	ban
99	Prokopenko L.A. (Sulfat)	1					1	2
100	maisuradze A.M. (MrBrend)	1					1	2
101	Infuzoriya-Tufelka (Infuzoriya)	1					1	2
102	Zolotarev (Yura Zolotarev)	1					1	2
103	Chalov (auxiliarytrinket)	1					1	2
104	Belyak (TheTester)	1					1	2
105	Shorokhova (Say Cheese)	1					1	2
106	Ibragimov A.O. (Fantom228)	2					1	1
107	Arturov A.A. (Arturdub)	1					1	1
108	Munirova E.D. (EvaMun)	1					1	1
109	Nikitinskij (walidemars36)	1					1	1
110	d A.S. (pvaaa)	1					1	1
111	Rishat N... (Nurikhunt)	1					1	1
112	Chimikina F.Ch. (CH_F_2002)	1					1	1
113	Fedorenko V.V. (aboba090909)	1					1	1
114	Kozlevich (madrus133)	1					1	1
115	Leonie L.L. (Leoniee)	1					1	1
116	Koptel'tsev V. (selber)	4
117	Subbotina (Ol345)	3
118	Stepanov (SQstep)	3
119	Kochetkov S.B. (Legat)	2
120	Vinogradova S.M. (Tigra1)	2
121	Salakhov M. (ochpochmaker)	2
122	Murtozayev (manguberdi)	2
123	Gerasimov D.G. (Khmurin'yo)	2					ban	ban
124	Sarkis'yan G. (gennadi_s)	2
125	Gaskov M.A. (mgaskov)	2
126	Luzin (nikitasyan)	2
127	dddasfdsdf D.S. (keito1966)	2
128	konyukhova O.Yu. (olgayurievnaa)	2
129	Komov S.M. (Komov S. M.)	2					ban	ban
130	Zhiryakov V.V. (vladvladzero)	2
131	Mamiy T. (TVMamiy)	2
132	Abdullaev' B.I. (Babek94)	2
133	Vinogradova E. (-Helen-)	2					ban	ban
134	M (DanilM2304)	2
135	Vukolov A. (al.vuk)	2
136	Odnokurtsev (AlFochino)	2
137	Oksana (Larts)	2
138	Kajros N. (soulteks)	2
139	Karasyova N.V. (vlksm)	1
140	Toksanbay A.S. (Alty)	1
141	Biktimerov V.A. (BiktVL)	1
142	Kucherov A.A. (Arahnid)	1
143	Sil'van (silvr)	1
144	asfsf S. (alesha1232)	1
145	Klenysheva S.V. (kramola)	1
146	Skuratov M.I. (max37400)	1
147	Smith (tibacityblues)	1
148	Batalova M.E. (elivam)	1
149	Malianova (Deim-Sha)	1
150	Litovchenko M.S. (Kapchevich)	1
151	Ivanov (SilverLight)	1
152	Yakovlev E.S. (kinder25489)	1
153	Bulychev E.N. (Tai32)	1
154	Shibko A.M. (Ales'_1987)	1
155	Yefanova M.Y. (mari_5)	1
156	sdasd (Hafuka)	1
157	Sk (Sknv)	1					ban	ban
158	Ivanov (Tiffanius)	1					ban	ban
159	Stepanova (svv00)	1
160	Starostina A.S. (friaq)	1
161	Khajrullina L.A. (Kanatokhodets)	1
162	Mel'nikovv Ya. (Iaroslav11)	1
163	Kamarouski A. (akamarouski)	1
164	Glupak M.A. (Ischyr)	1
165	Selyukhov (PoVeLiTeL_PrEfAbOv)	1
166	Bajgil'dina R. (Renatka)	1
167	unicorn1579 U. (unicorn_1579)	1
168	Dekhan (tidzho)	1
169	Shlapakov D.M. (YOGA_NOGA)	1
170	Bragin P.O. (BRAGIN)	1					ban	ban
171	Dolenko I.A. (Dolenko)	1
172	Petrov N.D. (on1um)	1
173	creepincry@yandex.ru C.C. (creep123)	1
174	Odegov A.I. (KovroLitik)	1
175	R. (Wra1th)	1
176	Osipenko K.A. (Kukiv)	1
177	Doe (johndoe1235)	1
178	Maksimova O.A. (Olgaa708987)	1
179	Ocean (Ariel Tiramisu)	1
180	Drevalev A.A. (Besrezen_33)	1
181	Lysykh V.K. (Usilitel')	1
182	Ivanov (dm_piton)	1
183	q Q.Q. (popolo)	1
184	Gregory (Really_cool_boy2000)	1
185	Kabkov (AKabkov)	1
186	Martirosyan V.V. (trillline)	1
187	Proskurina T.A. (TanyKondratenko)	1
188	faraon (podlets)	1
189	Evdokimov I.I. (Agartha_King)	1
190	Abramov V. (Vitaminez)	1
191	Reuben D. (Rbn977)	1
192	Sychyova A.N. (Arina S)	1					ban	ban
193	Ursaki M.A. (Maloii)	1
194	Klenin (kostyllSQL)	1
195	romPro18 A.A. (romPro19)	1
196	Mezokho I.S. (clonda)	1
197	B A.O. (Alex_Bryus)	1
198	Tarakanov V.V. (ChXos)	1
199	Shipilo M.V. (Zik)	1
200	Eganyan A.E. (mdaush123)	1
201	Chernov D. (Diamond69)	1					ban	ban
202	Kuznetsova M.V. (Wasiliya)	1
203	Kashirin (dmitryiKDA)	1
204	Kon'kov G. (garrykonkov)	1
205	Wand M.T. (MagicWand)	1
206	Fedoruk I.A. (yvan123)	1
207	Nekrasova A.N. (The Ravens Nest)	1					ban	ban
208	Velikaya Yu. (juliagreat)	1
209	Lisachenko A. (Rat4er555)	1
210	Voloshin A.P. (kraun_01)	1
211	hehe (slapxxi)	1
212	Muftiev (original_handle)	1
213	Starkov K.A. (Cerfa228)	1
214	Pushkin A.F. (WWW3ga)	1
215	Smat Zh.N. (Dopustim)	1
216	ivanova E.V. (loshadka)	1
217	Shikalova V.I. (nikanevero)	1
218	Novikov (bookorb)	1
219	Abramyan L.G. (Hugoo)	1
220	Grachev V. (VladislavIlyich)	1
221	Yakovets A.V. (yakovec)	1
222	Unregistered	30

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