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October 09, 16:02 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	Belashkin I.A. (Tookser)	2	1	1		1	3	3
2	Degtyarev A.M. (Alex Deg)	5					80	127
3	Tyschenko V.A. (Tyschenko V.A.)	2					23	31
4	Dzhumanazarov A.D. (AZAMAT001)	1					ban	ban
5	Valiullina K.E. (Karina289)	1					ban	ban
6	Pekhota U.S. (ulyapkh)	1					ban	ban
7	Sporykhin (alexsp1702)	2					15	24
8	vakhitova S.N. (Sebi123)	1					ban	ban
9	Agal'tsev R.E. (Satokuson)	1					15	24
10	Sajkin N.F. (Nikollass52)	1					15	23
11	Kalmagambetov A.R. (kaliax)	2					12	19
12	shikin A.A. (shikin.000)	1					15	18
13	Cheloshkina (vikok)	1					13	18
14	Myal'kin E.A. (invincblemouse)	3					12	18
15	Borisova (JUBO24)	1					ban	ban
16	Boeva A.S. (ssuvstakan)	1					15	15
17	Bondarchuk G.V. (Gosha11112233)	1					10	15
18	Ipatov (vime)	2					11	14
19	Me M.K. (MiaM2)	2					9	14
20	Fedorenko V.Yu. (Viktoria1988)	3					11	13
21	Penyaz' A.S. (Nastikit)	1					9	12
22	Bugretsov (jbeb77)	2					7	12
23	Stepanchuk D. (__Lonely__)	1					7	11
24	Metokhir K. (KM49)	2					6	10
25	Starchikov R.P. (Sulla17)	2					7	9
26	Korchuganova V. (k.vena)	1					7	9
27	refvwe E. (user765765)	1					6	9
28	Tsaryov I.A. (Tsar' prosto Tsar')	2					7	8
29	uralbaeva D.M. (danasabri)	2					5	8
30	Satdarova A.A. (AriuxanXurshida)	1					5	8
31	Alekseev D.S. (snwr)	1					7	7
32	Aleshina (LogMind)	1					6	7
33	Peric (eeeliyah)	1					6	7
34	dofihg (dofiHG)	1					6	7
35	Zhabina I.S. (Irina Zhabina)	3					4	7
36	Molodkin D.M. (Licos)	1					4	7
37	Yerdashov D.Y. (Diyorbek05)	1					4	7
38	Greshnikova M.A. (GoodNews)	2					5	6
39	Markin N. (Qmaro)	1					ban	ban
40	Osipenko D.V. (coulisse)	3					5	5
41	Rozhkov (fromsakh065)	2					5	5
42	Gachegova I. (ilonza G)	1					5	5
43	Poltavets M.A. (jusiiic)	3					4	5
44	Shmelev I. (ivshmelev)	1					4	5
45	Robota (pbolevoi)	1					4	5
46	Ibragimova S. (SFIA)	3					3	5
47	Koptileuov X.S. (Xursand)	2					3	5
48	Voevodina (MariaYuto)	1					3	5
49	Orlov (Doorbz)	1					3	5
50	Tolk (Kris8008)	1					3	5
51	Alvin (Jorabek2005)	1					3	5
52	Atamanyuk (bulo4nick)	4					4	4
53	Mironenko O. (Ol'ga Miro)	4					3	4
54	Romanych (Kate R)	1					3	4
55	Morozova A. (Schwarze_Katze)	3					2	4
56	Sinegribov S. (Azirail)	2					2	4
57	S K. (Baboo87)	1					2	4
58	Limanskij A.D. (Lazy Loaf)	1					ban	ban
59	Zakharov V. (Aftornett)	1					2	4
60	Mal'tsev V.A. (Viktorus2018)	1					2	4
61	Silinskaya (rabbitruun)	4					3	3
62	ZH G. (gzh)	2					3	3
63	Vorotyntseva O. (Neo97)	2					3	3
64	Yolokhov (fazzone)	1					3	3
65	Nesterov D.A. (saha909)	4					2	3
66	Romanchuk I.A. (ial.romanchuk)	3					2	3
67	Begunovich S.G. (Canursus)	2					2	3
68	qojiyazov F.Q. (Taylun)	2					2	3
69	Ermakov R. (malic)	1					ban	ban
70	Trubitsin T.A. (SoTeNo4eK)	1					2	3
71	Kazakova A.A. (KazakovaAA)	2					2	2
72	Tolonbaev Zh.T. (6o6ocuk)	1					2	2
73	Lol D.F. (Tolyan67)	1					2	2
74	Abdullayev F.H. (11fozil)	1					2	2
75	Telepova D. (daria_telepova)	3					1	2
76	Porshukov N.Y. (Nik322)	3					1	2
77	Abdullayev Z.R. (zafarbey)	3					1	2
78	Bob (foxtailer)	2					1	2
79	Buyko V.V. (VicaByjOK)	1					1	2
80	Nikolaev A.N. (AlexeyHeizenberg)	1					ban	ban
81	Gorbachev P.I. (Felichitahuelichita)	1					ban	ban
82	Braun D. (den_braun)	1					1	2
83	El'tsova T.E. (elt.tana)	1					1	2
84	Bocharnikova A.A. (Aleena22)	1					1	2
85	Lobashev A.V. (LobashevAndrey_csu_mp)	1					1	2
86	Belyaeva E.V. (evb2555)	1					ban	ban
87	Borisenko P.A. (BoPolli)	1					1	2
88	moroz (mikhail.frost)	1					1	2
89	Bel'kin T.N. (TimBel)	1					1	2
90	Yarabaeva A. (kwokja)	1					1	2
91	Skorokhodov (Batruk)	1					1	2
92	Tsoj D.V. (Noob17364)	2					1	1
93	Glotov E.I. (Ellis_Rockwell)	2					1	1
94	Ushakov A.Y. (ushakov94)	1					ban	ban
95	Shagalov O.L. (TTC)	1					1	1
96	Mazovetskij Ya.D. (Mazovetskij)	1					1	1
97	Tereshchuk (io9)	1					1	1
98	A K.A. (Mr_Wolf)	1					1	1
99	Plotnikov O.I. (oleshka01)	1					1	1
100	-- -.-. (sssnow1)	1					1	1
101	Maksimov (DaniilBond)	1					1	1
102	Sedova E.N. (eeksvv)	1					1	1
103	Usachev A.A. (etot33)	1					1	1
104	Chinareva O.Yu. (PopyMur)	1					1	1
105	Kamalov J.M. (Morfeysewfczsd)	1					1	1
106	Gabdrakhmanov M.R. (marselque)	1					1	1
107	Guschina (Moluna)	1					1	1
108	Abrosimov A.M. (GorkyVHQ)	1					1	1
109	Sarkis'yan G. (gennadi_s)	4
110	Bogatyrev N.V. (BNV2873)	4					ban	ban
111	Spivak K. (KristinaSpivak)	4
112	Shibaev (saah)	3
113	Dmitriev (yara_slav)	3
114	Gusev A.O. (NowOrNever)	3
115	Alafaev M.K. (Zero_7692)	3					ban	ban
116	Kolpak M. (KolpakMarina)	2
117	Ermilov V. (VolRimID)	2					ban	ban
118	Abramov V. (Hello from Sasha Borovkov)	2
119	Ezhikova (snjnoiohfw)	2
120	Safronov P.A. (Paulus73)	2
121	Fomin R.I. (Romashka2006)	2					ban	ban
122	Berseneva T.M. (Bersa_3785)	2
123	Yashina A. (k4litushka)	2
124	Samoj A. (samoalex)	2
125	akopian A. (isntrui)	2
126	Nasibullin N.A. (chenrixx)	2
127	Kraskovskyi I. (Mr. Buggy)	2
128	Muradyan M. (Mary Devv)	2
129	Timonin D.E. (DmiTim)	1
130	Lomiashvili K. (LKakha)	1
131	Koptel'tsev V. (selber)	1
132	L (sunpearl)	1
133	Askarbekov (stilhead_d)	1					ban	ban
134	Gitinomagomedov (gmansur88)	1
135	Stepanchikov (Bigf00t)	1
136	Kalinov I.A. (Werner1989)	1
137	Popov S.V. (Fierce)	1
138	Kowalski J. (fizol)	1
139	Kiwiatek (pytanie_01)	1
140	Kwiatek (pytanie_02)	1
141	Grishina T. (Tatyana Grishina)	1					ban	ban
142	Boldyreva A.A. (nastya-moreva)	1
143	Kuz'min A. (swk1)	1
144	Sattarov (Antoninij)	1
145	Ivanova O.N. (olga_ivanova)	1
146	Gubaev R.V. (MorglenRazor)	1					ban	ban
147	Davydova (NVD21)	1
148	Hurskiy A. (hurskiy)	1
149	Familiya P.G. (WOOF228)	1
150	alex Q.C. (testtest235)	1
151	Abrosimov A.M. (DownTheDrain)	1
152	Papliauko (Emikox3)	1					ban	ban
153	z (juliette has a gun)	1
154	Sokolova S.G. (svsokolova)	1
155	Terekhov I.E. (foxboy)	1
156	Tsybin A.V. (magicdragon)	1
157	Shestakov N.A. (Nikitka0))	1
158	Vorontsov M. (VMS)	1					ban	ban
159	Potemkin (Yazon_79)	1
160	Rusetskaya Yu. (Domenica)	1
161	P I.*. (IrinaPetr)	1
162	R. (Wra1th)	1
163	Schedrikov (vladoslegenda)	1
164	Pavlova (ir.mironitta)	1
165	Dimitrov V.M. (vencid)	1
166	Gde T.Ya. (Toywo)	1
167	Timofeev M.S. (timofeevms1982)	1
168	Lysykh V.K. (Usilitel')	1
169	Akameeva S.V. (SVA1)	1
170	Gidrevich (tejinoppas)	1
171	Antonov D. (Kwinhaywi)	1
172	Romanov (Pfexer)	1
173	Purbuev B.Z. (PurbuevBulat)	1
174	Novikova M. (novmarom)	1
175	Mel'nikov M.N. (soulsmouse1234)	1
176	Ganislamov (f74)	1
177	Yussupov S. (orrr)	1
178	Vor (Daschutka)	1
179	Malevskaya I. (malevski)	1
180	vvvv (vvvvd)	1
181	Kol'tsova O.V. (Helga_Pataki)	1
182	New R.G. (newLogin)	1
183	Chvanova E.S. (Brennivin)	1
184	Bychkou (rbychkou)	1
185	Andreev (JacKNight)	1
186	Khakhulina E.V. (Akulina)	1
187	Dulanov A.S. (8bobrik8)	1
188	Shul'ts N. (anxsttt)	1
189	Gadel'shina V.D. (GadelshinaVD)	1					ban	ban
190	Knyazev (Bumbums)	1
191	Karimova A.T. (Alisa2462)	1					ban	ban
192	Faskhutdinov A.A. (sfiler)	1
193	Semenova E.V. (bifa)	1
194	Grabchuk A.M. (Middlewarer_pseudo)	1
195	Vasil'ev V. (Valeriy123)	1
196	Asfur I. (BarbiePink)	1
197	Romanyuk A. (Romanyuk Anna)	1
198	Baranov N.A. (nikbarbdkgu)	1
199	Semin A.V. (andrey.semin)	1
200	Smirnov A.E. (p4tk)	1
201	Kubasov D.M. (DenisDM348)	1
202	Thomas W.R. (pomoyka1337)	1
203	Gorshkov D. (Denchik6363)	1
204	Kislykh A.I. (ArsenyKis)	1
205	Drozdov M. (mikhail.drozdow)	1
206	Fomenko A.A. (fomikkk)	1
207	Taranchenko A.E. (TaranchenkoAE)	1
208	Vorostsov A.V. (Memphis_kem)	1
209	Logunvo (kiriilllog127)	1
210	Scheglov A.V. (Andryukha555!)	1
211	Raevskaya E.I. (ayarinon)	1
212	Borisov N.A. (hunter_eyes)	1
213	Kajzer Ya. (YanchiPok)	1
214	Anuarov A. (Tana98)	1
215	Petrov A.A. (Zoxi123)	1
216	Ivanov (fgwsdgerdgregerg)	1
217	Unregistered	27

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