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October 06, 13:01 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	Sh S. (junopark1)	2	1	35		3
2	Tsybin A.V. (magicdragon)	1	1	46		2
3	Sedov (ha0ha)	1			1	1	1	1
4	Kobdabayeva G.M. (kobdabayeva)	1			1	1
5	Yakh'yarov T.E. (mountsin)	3					20	31
6	Gadel'shina V.D. (GadelshinaVD)	1					ban	ban
7	Neklyudov A. (Alen347)	1					15	27
8	Khabibullina K.A. (tokll)	2					15	26
9	vakhitova S.N. (Sebi123)	1					15	26
10	Myakishev M.N. (iuiui)	1					15	26
11	Bekmaganbet K. (Bekmaganbet)	3					15	25
12	Bolatov S. (BolatovSanzhar)	2					15	25
13	Kameneva N.P. (NataKam)	2					15	25
14	Kemelbek Z.B. (zhannurkk67)	1					15	25
15	gabit A. (araigabit)	1					15	24
16	Kassymova M.M. (Kassymova)	1					15	24
17	Zainullin O. (Zainullin)	2					15	23
18	Kolganat A.S. (Kolganat)	2					15	23
19	Avpazkyzy A. (Ayaulymavpazkyzy)	1					15	23
20	Egamov B.A. (Bulat Egamov)	1					15	23
21	Gorbatkin D.A. (Densi230808)	2					12	22
22	Esmagambetov R.S. (vaf2121)	1					13	20
23	Sundukov M.S. (Maxim@#123)	2					11	15
24	Persikov T. (Toni6767)	2					8	14
25	Grebenyukov S. (OstapGreb)	1					8	14
26	Borovinskij A.A. (SourceHunter)	1					10	13
27	eqweqw Q.E. (weomeoww)	2					9	13
28	Efimov K.B. (Lekr_Reborn)	3					9	12
29	BOGDAN (baga228000)	1					9	12
30	Skorokhodov (Batruk)	2					8	12
31	Kolbaev (Veaablok)	2					7	12
32	Sporykhin (alexsp1702)	2					9	11
33	Evloev A.K. (XauBit)	1					6	10
34	Semenov (Zory123)	1					5	8
35	Lebedev G.A. (xeGalaxy)	1					7	7
36	Alekseev D.S. (snwr)	2					6	7
37	Naumov I.T. (Elizardxin)	2					6	7
38	Y D. (Dan8045)	1					6	7
39	Seredin V.S. (JoDaH_JoEsTaR)	1					5	7
40	Limanskij A.D. (Lazy Loaf)	2					ban	ban
41	Yashina A. (k4litushka)	1					3	6
42	Stryapunin M.M. (Maksim_Stryapunin)	2					5	5
43	Sup B.A. (SqLSHi1)	2					5	5
44	Zosidze (Kate_Zosidze)	2					4	5
45	Kovalevich A.A. (annaKov)	1					3	5
46	Kh (AntKh333)	2					4	4
47	Matyunin M. (Filleoos)	2					4	4
48	Trubitsin T.A. (SoTeNo4eK)	1					4	4
49	Masliev V.A. (vladnishe)	1					4	4
50	Zheludkov S. (zhsvyach)	2					2	4
51	Moskalevets O.S. (MoS5k8)	2					2	4
52	Sukhanov E.S. (stdnt091)	2					2	4
53	Alekseev D.S. (yubel2007)	1					2	4
54	Tsaryov I.A. (Tsar' prosto Tsar')	1					2	4
55	Markin N. (Qmaro)	2					ban	ban
56	Khakimullina G. (gul25)	1					3	3
57	Boriskin I.E. (igor_egorovich79)	1					3	3
58	Zheleznov E.G. (FRED!)	2					2	3
59	Silva B.S. (marim0)	1					2	3
60	Sofronov A. (SAstrateg)	1					2	3
61	Gorbachev P.I. (Felichitahuelichita)	1					ban	ban
62	Ancherbak M. (Mariya231226)	2					2	2
63	Zatravin M.A. (mantven)	1					2	2
64	Zakharov P.V. (petruha74)	2					1	2
65	Ivanov (valerza)	2					1	2
66	Zhabina I.S. (Irina Zhabina)	2					1	2
67	Ivanova O.N. (olga_ivanova)	1					1	2
68	Nikolaev A.N. (AlexeyHeizenberg)	1					ban	ban
69	J (AleksandrExists)	1					1	2
70	Nasyrova (Alewa86)	1					1	2
71	Mironenko O. (Ol'ga Miro)	1					1	2
72	Penyaz' A.S. (Nastikit)	1					1	2
73	Yolokhov (fazzone)	1					1	2
74	Sutygina O.A. (S.O.A)	1					1	2
75	Li G. (Ga22)	5					1	1
76	Shagalov O.L. (TTC)	3					1	1
77	Liviu (botez_liviu)	2					ban	ban
78	Kalmagambetov A.R. (kaliax)	2					1	1
79	Chufistov A. (ats54)	1					1	1
80	Smirnov A. (Antoxa_S)	1					1	1
81	Blinov (blinoff)	1					1	1
82	Alafaev M.K. (Zero_7692)	1					ban	ban
83	Golovachyov K.E. (?l?????_???D????)	1					1	1
84	Chertoryzhskij V. (vepb)	1					1	1
85	Zakharov V.N. (l1nt)	1					1	1
86	Gajfullina (tavi777)	1					1	1
87	Dobrova A.A. (A-nik-A)	1					1	1
88	Krisanova (Nastya_Lyuban'ko)	1					ban	ban
89	lastname (winrar2002)	1					1	1
90	Lebedeva A.R. (Leb_Nastya)	4
91	Krasovskij E.A. (pegoopik)	3
92	Romanchuk I.A. (ial.romanchuk)	3
93	Asfur I. (BarbiePink)	3
94	... .... (Student2026)	3
95	Ramasamy B.M. (blamrugan)	2
96	Pushnoj (arkah)	2					ban	ban
97	Geras'kina N.S. (nadyagera)	2
98	Krupko E.L. (Krupko)	2
99	Sarkis'yan G. (gennadi_s)	2
100	Zharkov O.E. (Tvoy_OLEZHA)	2
101	P I.*. (IrinaPetr)	2
102	Khakhulina E.V. (Akulina)	2
103	Turchuk A.V. (Anastasiya_Turchuk)	2
104	Nasyrkina E. (eleonnora12)	2					ban	ban
105	Mishenev M.M. (Mishenev Mikhail)	2
106	Filippova S.Yu. (ernest_sds)	2
107	Smirnov A.E. (sa2sha)	2
108	Nasikhov T.R. (neefe4ka)	2
109	ufd K.F. (kettle23)	2
110	Vyal'tsev G.F. (Jiu)	2
111	Rokzhov S.A. (paradoks829)	2
112	Selivankin M.V. (MikhailSelivankin)	2
113	Strakhova V.E. (VLDST)	2
114	Solov'eva N.I. (natali10000)	2
115	Bekmaganbet K. (K0lganat)	2
116	Filippkin D.V. (_dimon_)	1
117	Koptel'tsev V. (selber)	1
118	Ershov A.S. (ershovas)	1
119	Vinogradova S.M. (Tigra1)	1
120	Morozov A. (Aleksandrus)	1
121	Krasnov D.A. (BOTANYK)	1
122	Kolpak M. (KolpakMarina)	1
123	Boldyreva A.A. (nastya-moreva)	1
124	Kuz'min A. (swk1)	1
125	Adeshkin V. (flowpy)	1
126	Mikheeva A.A. (Anzhelica.m)	1
127	Avdeenko I. (Igor_001)	1
128	Scherbakov (Evgenij Sch)	1
129	Mitrey (_mitrey)	1
130	Ibragimova S. (SFIA)	1
131	Terekhov I.E. (foxboy)	1
132	Frantsuzova T.Yu. (fff_777)	1
133	Shimanovich I.V. (Iress)	1
134	Surin S.V. (ForeverC)	1
135	Akhmadeeva A.M. (Aisbab)	1
136	khekh (imorosa)	1
137	Potemkin (Yazon_79)	1
138	Limanskij A.D. (S1nya)	1					ban	ban
139	Malkov (11Evgen11)	1
140	Lobanov G. (gl_037)	1
141	Yunusov (imizakas)	1
142	Tul'chinskij A.T. (D1ppy1)	1					ban	ban
143	Kushev V.O. (V_Kushev)	1
144	Irklienko A.A. (Hagyma)	1
145	R. (Wra1th)	1
146	Ivanov M.M. (mihailraketa99)	1
147	Starodubtseva I. (last_ochka)	1					ban	ban
148	Biru (vika22121)	1
149	Timofeev M.S. (timofeevms1982)	1
150	Akameeva S.V. (SVA1)	1
151	Abramov V. (Ichigo Kurosaki)	1
152	Soloviov (DanilaSS)	1
153	Kovalevskij P.V. (soulshon)	1
154	Safronov P.A. (Paulus73)	1
155	Vazhenin I.V. (vazhenin_i)	1
156	Teterin R.V. (virast)	1
157	Konstantinov A.E. (Kalindell)	1
158	Ponomarenko N.G. (FLENDSPACE)	1
159	Serov A.E. (ario25)	1
160	Sobachkin A.F. (Al_Wolf)	1
161	Taurbek B.D. (Bagy)	1
162	Apashkina M.A. (Marina Apashkina)	1
163	Tarasova Yu. (Yulia_Ta)	1
164	Berseneva T.M. (Bersa_3785)	1
165	Borisov V.S. (narcopolo)	1
166	Faradzhov (Aslan Farad)	1
167	Kanetskij A.M. (ancami)	1
168	Amirov A.A. (Pablo67)	1					ban	ban
169	Khen S.G. (KhenAlexandr001)	1					ban	ban
170	Gajnutdinov (AiratG)	1
171	Chastova E.A. (Kate44)	1
172	savchenkoam.92 A.M. (textsamxman)	1
173	Borisenko P.A. (BoPolli)	1
174	Faskhutdinov A.A. (sfiler)	1
175	Semibratov (Dmitry113rus*)	1
176	Popova D.D. (popovadarya27)	1
177	Andryukov E.A. (NeznauKakoiPsevd)	1
178	Usachev A.A. (etot33)	1
179	Akhmadov M.A. (AkhmadovM)	1
180	Glotov E.I. (Ellis_Rockwell)	1
181	Pereskokova K.A. (karushhh)	1
182	Yaroslav E.A. (zon23)	1
183	Dem'yanova N. (naddem)	1
184	sov M.I. (mesov)	1
185	Kubasov D.M. (DenisDM348)	1
186	Ivanov A.N. (0k1s)	1
187	brusliev A.K. (medved:L)	1
188	chchch Ya.S. (poglaschennayaya dusha)	1
189	ufyif O.G. (McQweenn)	1
190	Thomas W.R. (pomoyka1337)	1
191	Guslyakova V.A. (Guslyakova Varya)	1
192	Smirnova S.A. (soffi_toffi)	1
193	Aleksandrova E.A. (Ved1ma4ka)	1
194	kaltaj A.R. (araja2)	1
195	Chernyshova A.V. (alex_chern)	1
196	Sumina T.V. (Tati_06)	1
197	Kushnerova S. (uxitanq)	1
198	Sav H. (Master83_65)	1
199	KARTOFELL K. (KARTOFEL1999)	1
200	Nizen K.E. (kristmys)	1
201	Elistratova (Yana)	1
202	Tsylin D.S. (Duncan777)	1
203	Kornev M.A. (kosha_rm)	1
204	Vinogradov R.A. (RomanV22)	1
205	Abbasov R.I. (Ramilzavr)	1
206	Kovtun (analyst_evp)	1
207	Kovrizhnykh V.D. (Kovrizhnykh)	1
208	Buzmakova (N1k@)	1
209	Bur'yan N.S. (Mr_Xavaly)	1
210	Legay M.V. (Shkipper846)	1
211	Unregistered	25

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