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June 02, 15:17 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			4	14
2	Vyazovetskov A.S. (alex_v)	3	1	231		3
3	Nikol'skij I.Yu. (igoryun)	2	1	41		3
4	Shibaev (saah)	1	1	-15		2
5	Pavlova Yu.K. (uliapavlolva)	1	1	3		2	ban	ban
6	Otegov M.G. (Miker_rus)	1			1	1
7	Boronbaev D. (senpaidias7)	1					15	24
8	Babushkina E. (gstek32)	1					15	23
9	Sadykov D.R. (Byrabylka)	1					ban	ban
10	Kholod V.A. (vidmaa)	2					15	18
11	Karnaukh S.S. (Presidium)	1					15	18
12	Bagirov (gerald95)	1					15	18
13	Lovchanovskij V.P. (lovcha_v)	1					10	17
14	Arenko A. (AlexStark068)	1					13	16
15	Rybin (AlexRybchik)	1					ban	ban
16	banari M. (mitzadi)	2					10	13
17	Galygin N.I. (NGLG19)	1					7	12
18	Ivanova E.I. (eve.eve)	1					7	12
19	Usmonov E.S. (Efenti)	1					8	11
20	zaitsev (Mr.Danil_SQL)	3					8	9
21	Nak N. (kouzx1)	2					7	9
22	Popkin I.V. (tur1ik)	1					7	9
23	Pottery L. (KishKotenok)	1					7	9
24	Ziiangirova G. (Zi.Gulchachak)	1					5	9
25	Milyaeva K. (MadamSengo)	2					5	8
26	Soboleva I.Yu. (Matreshka_)	1					5	8
27	Lazarev D. (Scrollcer)	1					6	7
28	Uskov A. (atomic_ant)	2					6	6
29	Khokhlova A.A. (decadentangell)	1					5	6
30	Kagarmanov K.E. (krispy_snickers)	1					4	6
31	Vittman M. (DarkWatcher)	1					4	6
32	Mel'nikov A.I. (050036Almaty)	2					3	6
33	Krasnov D.A. (krasti)	2					5	5
34	LarionovaVera.pro L.L. (LarionovaVera)	2					4	5
35	Family M. (SqlExOYMaxim)	3					3	5
36	Khakimullin A.R. (cranever)	1					4	4
37	Topilina E.V. (kat9i)	1					3	4
38	Nazarov (Neislaw)	1					3	4
39	Busher (busherannaPPP)	1					3	4
40	Khaziev (jiesoryb)	2					2	4
41	Nos Ya. (yana_nos)	2					2	4
42	Ivakhno D.O. (likaabos)	1					2	4
43	E (neri)	1					2	4
44	Kudlaev E.A. (metafizicheskij serfer)	1					2	4
45	jimdor (viral42)	1					2	4
46	Shamakov (Work_work)	2					3	3
47	Maz T.G. (TatyanaMaz)	1					3	3
48	Murat M. (murat_mukhammed)	1					3	3
49	Shkirova (Son'kins)	2					2	3
50	Marar A.S. (16_capybara_02)	1					2	3
51	Tyutyurikov E.A. (ewgtut_)	1					2	3
52	S (n1pron)	1					2	3
53	Mi (Valentisiami)	1					2	3
54	Serdyukov (PTS930)	1					2	3
55	Mozhajskaya G.A. (Vtb60462)	1					2	3
56	Polik P.N. (Polik_77)	2					2	2
57	Isakova (polka000)	2					2	2
58	Loginov D. (dmlog)	2					2	2
59	Chernikova V.O. (Viola99)	2					2	2
60	Kislitsyna K.O. (kseniaks)	2					2	2
61	Dorozhinskiy I. (win_Ilya)	1					2	2
62	Vertinov (dan ver)	1					2	2
63	Afanasev I. (uibanix)	2					1	2
64	Chizhikova P.A. (Polina2506)	2					1	2
65	Vakhromov (v4w)	1					1	2
66	Yemelyanov (Paramon877)	1					1	2
67	Tarabukin (dmitriitarabukinnickname)	1					1	2
68	Strukov (StrukovSA)	1					1	2
69	Sergei (srpnkv)	1					1	2
70	tsoy (hznikdima123)	1					1	2
71	Komyakov Yu.V. (dreamersleet)	1					1	2
72	Mishra A. (AMojojojo)	1					1	2
73	Goldobin E.G. (prm259)	1					1	2
74	Tkacheva K.A. (krissttik)	1					1	2
75	Musaeva S. (Saidochka)	1					1	2
76	Ivanov I.I. (beryach32)	1					1	2
77	Anonov (m0n0warg)	1					1	2
78	Aurelius (gineus)	2					1	1
79	Sokolov S. (kstovchanin)	1					1	1
80	ss A.S. (SashaSS)	1					1	1
81	Kataranov M. (BeetleRat)	1					1	1
82	Novoselov P. (Pavel1979)	1					1	1
83	Kydyrov S. (SultanBeybars)	1					1	1
84	Tikhomirov V.B. (t-slava)	1					1	1
85	Novikov S.V. (StepashkaRuiner)	1					1	1
86	Savitskij R.S. (zzzzqqqqx)	1					1	1
87	Khuzhaev Kh.B. (pronubik)	1					1	1
88	Krasovskij E.A. (pegoopik)	3
89	Koptel'tsev V. (selber)	3
90	Gorbunov M.S. (gms)	2
91	Simonov V.A. (Vasilij84)	2
92	Skokov B.S. (leks$$)	2
93	P I.*. (IrinaPetr)	2
94	Ab R. (rrXX)	2					ban	ban
95	Skibin V.V. (SQL_vvs)	2
96	ASI (asi_sql)	2
97	Alekseev A.S. (Andser)	2
98	Odnokurtsev (AlFochino)	2
99	Gladysheva M. (KittyZebra)	2
100	Stytsyuk N. (natalia19930420)	2
101	jakie pydl (JaPierdole)	2
102	Lebedev E.A. (hardbit)	2
103	Zhuravleva A.G. (tikabum)	2
104	Sobolev N.A. (NickolaySobolev)	2
105	Kovaleva Yu.K. (Kov@l')	2
106	Petrukhin M.A. (DidicitDiscere)	2
107	Shramenko A.S. (Artyom95)	2
108	Tyo V.E. (Miracle-)	2
109	Sadova (d_jjardin)	2
110	Novikov I.A. (sausage888)	2
111	Kovalevskij M.I. (Zuf)	1
112	Kurochkin P.A. (qwrqwr)	1
113	Kumarina (NatashaK)	1
114	Gurov (karamarkez)	1
115	Burmistrov (burmistrov)	1
116	Abdulmanapov A. (Dvarik)	1
117	Dibilko (Denisko1)	1
118	Osadchij (Slevin94)	1
119	Konyahin (strates2)	1					ban	ban
120	Lobanov (Evglbnv)	1
121	Grekhov (Lotrein)	1
122	Konovalevskaya M.V. (Murrk)	1
123	Petunina K.I. (kseniapet)	1
124	Salakhov M. (ochpochmaker)	1
125	Taras D.S. (Parit)	1
126	Abdyraim A.U. (aabdyraimova)	1
127	Grytsai I. (yugri)	1
128	Yun I. (yun_igor)	1
129	Perevoznikov (rugeographer)	1
130	Klepikov A.I. (PanzerFaker)	1
131	Chulyukov N.V. (AzazeeL)	1
132	Abramchuk (Nsa6)	1
133	Natal'ya (NatikIT)	1
134	Amrakulov (Rusql98)	1
135	Smirnov (nasos911)	1
136	Litvintsev K. (kirusha_zverusha)	1
137	Krylova T.A. (srulupir)	1
138	Korepanova V.S. (nikkka_)	1
139	Vagin D. (DmitriyVagin)	1
140	Galaev Yu.S. (Yurij94)	1
141	Mamet'eva (Mimika)	1
142	Novgorodov A.A. (shamanking)	1
143	vktory369 (vk1991)	1
144	Gontarenko V.N. (GontarenkoVN)	1
145	Sichev (AncientGreek)	1
146	Loginov R.V. (noiroma)	1
147	Potemkin (Yazon_79)	1
148	anser (anserem)	1
149	Prisyazhnyuk A. (StarPepe)	1
150	A A.N. (Rolkar)	1
151	Sarkis'yan G. (gennadi_s)	1
152	Ponomarev G.A. (bird_)	1
153	Antonov (ozzy95)	1
154	Belovol A.D. (hazeSql)	1
155	Zajtsev R.O. (zayrox)	1
156	Abdullin I.S. (ilnarabdulliin)	1
157	Frolova P.A. (Lee Lina)	1
158	Borisov K. (kirillborisov02)	1					ban	ban
159	Mironov V.V. (mironovvalv)	1
160	Kravchuk O.T. (Popori)	1					ban	ban
161	Kuznetsova S.V. (Sofia4426)	1
162	Efremov S.E. (StarkFamily)	1
163	Odilova Z.A. (Ziloladil)	1
164	Rozanov +. (maximilian_rozanoff)	1
165	Ziterev (Batysai)	1					ban	ban
166	Rastorguev (SnegopadLa)	1
167	Petrik D.D. (petrikdd)	1					ban	ban
168	R. (Wra1th)	1
169	Stupin E. (rznglz)	1
170	Stepanov (LexFrom)	1
171	Komov S.M. (Komov S. M.)	1
172	Andreev M.Yu. (Hyakkaryouran)	1					ban	ban
173	Lysykh V.K. (Usilitel')	1
174	Zubova (solnyshko13)	1
175	Tarkov (OmarOmar)	1
176	Borodina (Perunica33)	1
177	Bovyrina K.Yu. (O.K.Burda)	1
178	Boboeva (Kiba)	1
179	Dement'ev M.A. (mdem88)	1
180	Safronov P.A. (Paulus73)	1
181	GG (Chamomilla)	1
182	Ovchinnikov (Donemon)	1
183	Yatskov A.A. (Utakatsuki)	1
184	Q (ala4ste)	1					ban	ban
185	Vas'kov (DVaskov_201)	1
186	Staroverova E. (Evgeniya99)	1
187	Zhuk V.R. (loniloum)	1
188	Buslov (dbuslov)	1
189	Sholokhov (Skelemaster1)	1					ban	ban
190	Fedorov A.E. (Albertos_uwu)	1
191	Sergeev I.A. (skorodum)	1
192	Konovalov (JustUty1)	1
193	Vlad V.V. (Bleckeid)	1
194	Korovin N. (MT_301_NK)	1
195	Kozhinov (sidodji96)	1
196	Pup P.P. (pupa_pupa)	1
197	. (danya123456789)	1					ban	ban
198	Smakota (kjbdv)	1					ban	ban
199	Kasarkin N.E. (naiketos)	1					ban	ban
200	Lyal'kova I.S. (Davydova)	1
201	Schegol' Yu. (JulyaSchegol)	1
202	Kartushina Yu.S. (yulia_Stav)	1
203	Voronova T. (Selena87)	1
204	Kolpakov N.A. (Kolpakov)	1
205	Khakimova M.R. (MavjudaHakimova)	1
206	Moldakynov A.A. (Nomad444)	1
207	Smirnov A. (Antoxa_S)	1
208	Fillippov D. (Kelluke)	1
209	musazada S.S. (sako019)	1					ban	ban
210	Shirochenko D.S. (Shiko_DS)	1
211	Petrov I. (nameforestsea)	1
212	Myrzabek N.K. (nurrrzat)	1
213	Sumin T.S. (pilot4)	1
214	Shostak L. (Elishostak)	1
215	Zyuzyupupuk P.K. (@mutagen00)	1
216	Babkova L.P. (larisab)	1
217	Khusainov D. (Magnavex)	1
218	Alok (DanyaAlok)	1
219	Serbov (Fugas_33)	1					ban	ban
220	Sher A.N. (paperraper)	1
221	Ivanov (p9tak)	1
222	Zozulya P.A. (Polechkaaa)	1
223	Sennikova (Alex Sennikova)	1
224	Kasper (FoundTerry)	1
225	None (1231243134134)	1
226	Shevchenko (detect)	1
227	Mironov A. (Yaponskiy_Gorodovoi)	1
228	Koryagina E.V. (ilsekoriagina)	1
229	Ban K. (Lyutsik)	1
230	Eliseeva O.S. (wspw)	1
231	Faizullina D. (dilfd2006)	1
232	Rosinin M. (thebonkguy)	1
233	Ozmani S.S. (SLH)	1
234	Unregistered	24

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