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August 14, 22:13 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	Shibaev (saah)	1	2	62		4
2	Alina (alinakesareva)	3			3	3
3	Semenov (desymbol_1)	2					13	22
4	Sheklein K.M. (Uull)	2					12	21
5	Borisov D.R. (Dmitry.Bo)	1					12	19
6	jadgfldsgf (jadgfldsgf)	2					15	18
7	Lcdma (LCDM138)	1					13	18
8	Astrelina D. (smiling_corgi)	5					10	17
9	Komissarov E. (Lalafa1)	2					10	17
10	Arbuzova (dari006)	2					13	16
11	Ivanov (Ginger12)	2					11	14
12	Sheshko V. (Tester_Vlad)	1					6	12
13	Sovetkhan D. (Diyar)	1					9	11
14	Zezina K. (hellteenz)	1					9	11
15	Zhopkin (Vanek_destroyer)	1					7	11
16	Ivanov R.A. (RoGad)	1					7	11
17	Mkts M.M. (Mkts)	1					6	10
18	Deryagina V. (Valeria_deryagina)	1					8	9
19	Schur A. (Asure)	2					6	9
20	cedar (cedar_stone)	1					6	9
21	Platoshin O. (stixhp)	2					5	9
22	JJ (RomanAntropic)	3					7	8
23	Gross V.V. (GLERA)	1					ban	ban
24	Bochkova (AnyaBo)	2					5	8
25	Ne R. (maddena)	2					5	8
26	Pitenko S.A. (Sovvka)	3					6	7
27	Izabakarov G. (Bakha_26)	2					6	7
28	Kishkurno R. (Dyga)	1					6	7
29	lkamdsf (woaifjds)	1					6	7
30	Svintus (SvintusPridet)	1					6	7
31	Novikov A.N. (Takuan)	3					4	7
32	Polikarpov K. (kir0206)	2					ban	ban
33	Petrov M. (Kozyapkin)	2					4	7
34	Bugdanina A.A. (molitun)	1					5	6
35	Mikaya (Gio9248)	4					4	6
36	Rikardov (Rikardio)	2					4	6
37	Mikhalevskaya E.N. (mikhalevskayaen)	1					4	6
38	Kovalevskij P.V. (soulshon)	1					4	6
39	Bolkunov L.A. (Cyrasao)	2					5	5
40	Ermolaev (Ermak05)	2					5	5
41	Matushkina (AlenaM15)	1					5	5
42	MM E.I. (@calmnessandasmil)	1					5	5
43	Pupkin (ChK2026)	1					5	5
44	Wil F.-. (Wilfrech)	3					3	5
45	Ilina N. (lkjahfjkseb)	2					3	5
46	Puchkova A.S. (NesKolins)	1					3	5
47	Suslov (Skyman163)	1					3	5
48	Romanov A.A. (andromus)	1					3	5
49	Vakulko A.V. (VAlexandrV)	2					2	5
50	Shevtsov D. (Shevtsov2711)	1					4	4
51	Nichiporchuk M.I. (Grethem-m)	1					4	4
52	Smirnova (Chuchundra)	1					4	4
53	Goldobin E.G. (prm259)	2					3	4
54	yehor Y. (beginner0)	2					2	4
55	Kazantsev V.D. (kentiko_0)	1					ban	ban
56	Saryglar (Daryma)	1					2	4
57	New R.G. (newLogin)	1					2	4
58	a (mcd0nald)	1					2	4
59	Zyuzyupupuk P.K. (@mutagen00)	1					3	3
60	Polischuk A.V. (GOTMI007)	1					3	3
61	fd F.D. (rei0909)	1					3	3
62	Garist N.K. (Garist86)	2					2	3
63	Skorzhevskaya M.A. (Maylin_03)	1					2	3
64	Ischenko K.Yu. (Kpuh)	1					2	3
65	Krasovitskij S.A. (povelitel' dannykh)	1					2	3
66	Zabelin A. (AZ35)	1					2	3
67	Altashin S.V. (burrito)	1					1	3
68	El'tsova T.E. (elt.tana)	1					2	2
69	Marushevskij M.S. (Selezen.x55)	1					ban	ban
70	Azaza (azaza669)	1					2	2
71	Stepanov D.I. (Chamuske)	2					1	2
72	Mardanov A. (Azhbertovs)	2					1	2
73	Kameneva (kristachak)	2					1	2
74	Kudryavceva (pgadmin)	2					1	2
75	Ibo K. (Kemchik)	2					1	2
76	Bogatyrev N.V. (BNV2873)	2					ban	ban
77	Kurakin (billir)	2					1	2
78	Abramenkova (muroni)	1					1	2
79	Vozdigan A.A. (KumaRYo)	1					1	2
80	Nuradinov U. (urasan)	1					1	2
81	Axel (Axel93)	1					ban	ban
82	Titov (mahaon_1999)	1					1	2
83	Chernoivanov N.Ch. (molniii_01745)	1					ban	ban
84	Ivanova (nahi1)	1					1	2
85	Shapovalova V. (vesha13)	1					1	2
86	Dobrynin (DanilDV)	1					1	2
87	Bocharnikova A.A. (Lliona)	1					1	2
88	Bogdanovskij I.A. (Ilya122121)	1					1	2
89	Urakina K. (Ksu774)	2					1	1
90	Ivanova S. (sneg*)	2					1	1
91	leila2 (leilaelanouari)	2					1	1
92	Ivanov A. (Aleksius)	1					1	1
93	Guseinov A. (Ali_G)	1					1	1
94	Kim P.V. (Pappa_99)	1					1	1
95	Sadretdinov G.Sh. (GalimS)	1					1	1
96	Evgen'ev (gek_c)	1					1	1
97	vm (AlexanderTGreat)	1					1	1
98	Starkov A.V. (anstarko)	1					1	1
99	Antonova (Elena_No)	1					1	1
100	Krupin M.A. (ma.krupin)	1					1	1
101	Ivanova K. (Kseniyalvzh)	1					1	1
102	Galanov V.Y. (RedRitter)	1					1	1
103	Bekich I.Yu. (Iffff)	1					1	1
104	Muratov D.A. (Enovostuck)	5
105	kharashun (asfdl)	4
106	Kamaeva E.A. (Elina Kamaeva)	3
107	Pavel P.P. (familka)	3
108	Krasovskij E.A. (pegoopik)	2
109	Koptel'tsev V. (selber)	2
110	Lyaschenko S.N. (pimen78)	2
111	Surikova V. (vsknox)	2					ban	ban
112	Saidov I. (igor_1993)	2
113	Sarkis'yan G. (gennadi_s)	2
114	Raupova N.B. (Nizukuba)	2
115	Semenov M.M. (mark_CemenoVV)	2
116	Gorijchuk E.A. (EgorQ2ZA)	2					ban	ban
117	Aslan O. (ok74y)	2
118	Vasil'eva S.A. (@SSS)	2
119	Onischenko D.A. (Dmit.on)	2
120	Povol (looki123)	2
121	Petrov D.B. (GiBis)	1
122	mur I.S. (barzel83)	1
123	Martynov A. (Ryncol)	1
124	Kumar M. (waifo)	1
125	Dzhamaldinov M. (Benediktof)	1
126	Hopkins A.A. (baklazantor)	1
127	B M. (djarlaks)	1
128	Talip (Tanzilia)	1
129	Kochnev V.A. (Kodrive)	1
130	Kustov M.A. (Diget)	1
131	Shishkova E. (norta)	1
132	Ulybin (tanderug)	1
133	liebenfels (liebenfels)	1
134	Sattarov (Antoninij)	1
135	selmenskikh E.A. (ekaterina397)	1
136	Andzhukaev E.S. (suzume)	1
137	Yuldashev A.R. (ajur)	1
138	Georgievskij O. (vezdessushiy)	1					ban	ban
139	Zinatullin (DamirZinatullin)	1
140	K S. (skryzh)	1
141	Yakimova A.D. (sandra_yakimova_)	1					ban	ban
142	Irena (Irena555)	1
143	B K. (Error401)	1
144	Kitaev K.I. (Kostas1234)	1
145	Poplavskij (FuZz6JI9I)	1
146	Zaruk (Bulick)	1
147	Vyroubalova (Imhelena)	1
148	Kondrat'ev M. (Denimax)	1
149	Yolguin A. (qqqq129387)	1
150	Tkachenko D. (_GUERNIKA_)	1
151	Budanin A.A. (Budanin_A)	1
152	Murych (Soff2222)	1
153	Zorina N. (ntshus11)	1
154	Alekperov R.O. (Volk161)	1
155	Tabakov A.A. (ATS_Rakovka)	1
156	Barynin (Yury_931)	1
157	akimat A.Z. (akimatovskiii)	1
158	Skokov B.S. (leks$$)	1
159	Rodin (uoloki)	1
160	Kichenin G. (yetansailor)	1
161	Torakhmet (GT Madi)	1
162	Muthukrishnan A. (Agal13)	1
163	Dolgikh V.D. (fisheryy)	1
164	Golovkin I.A. (GHOST2508)	1
165	Azat (sal5)	1
166	Odegov A.I. (KovroLitik)	1
167	R. (Wra1th)	1
168	Medvedev D.I. (Danya v tsirk)	1
169	Suvorov (lorpak)	1
170	Danilov D.V. (dandi1337)	1
171	Komov S.M. (Komov S. M.)	1
172	Kentafarik A.S. (daipaigrat)	1
173	Gran D. (Granini)	1
174	Lysykh V.K. (Usilitel')	1
175	Subbotina N. (Nelly_sub)	1					ban	ban
176	Akameeva S.V. (SVA1)	1
177	Irina (Emberlaki_79)	1
178	meilov C. (chloe123456789)	1
179	Morozova P.D. (mat_harp)	1
180	Atambay B. (satoru.gojo)	1					ban	ban
181	Krikunov V.V. (Krikunov_Vitalik)	1
182	Odnokurtsev (AlFochino)	1
183	Abdilmanov A.A. (ayan_abdilmanov)	1
184	Ovchinnikov (Donemon)	1
185	nana N.N. (Nana21)	1
186	Turkova (Mashunya_007)	1
187	Udovichenko R.A. (frien9)	1
188	Kosh (Vlad1098)	1
189	Stytsyuk N. (natalia19930420)	1
190	Uvaev A.A. (Pompilio)	1
191	Tolstykh D.S. (saltykovadara)	1
192	Sharshenbekova N.E. (Snazira245)	1
193	Kireev M.A. (Mukha)	1
194	Lomakina (lomchik)	1					ban	ban
195	Goryaev N.S. (8055)	1
196	Kairatov Y. (yernaty)	1
197	Zakharov (svyyy)	1
198	Deulin N.V. (frapasstar)	1
199	Ponomarev M.P. (MatveyF)	1
200	Zozulya P.A. (Polechkaaa)	1
201	Burtonov A.V. (tak to)	1					ban	ban
202	Shuminov E. (EzraSh)	1
203	Zamaraeva K. (system_rk200)	1
204	K (GK_)	1
205	edmond2 (edmond2)	1
206	Titanova V. (VT&)	1
207	Seferbekov (seferbekov)	1
208	vvvv (vvvvd)	1
209	Chelovek P. (SQLovichock)	1
210	Avdeeva D.A. (daryaayrad)	1
211	P (andreyfromtlt)	1
212	Khvoshchev S. (VIXS1512)	1
213	Khorunzhij E.A. (wuwuqw)	1
214	Sukhanova O. (Laleika)	1
215	a A.A. (rdctfvygbuhjnk)	1
216	Moskovets N. (Nikolay2026)	1
217	Asyl A.A. (Asylbek00)	1
218	Ageeva (Ush1m1ya)	1
219	Krenev M. (Izver)	1
220	Smorkalov N.A. (Mr.proper97)	1
221	Zaprosov I.Z. (SQLchik228)	1
222	Selivanova A. (angel0k)	1
223	Lopatina V. (Nika_99)	1
224	Zharenov (zharenov)	1
225	Lyal'kov E. (SlyManul)	1
226	Alieva (vp228)	1
227	Sazonov S. (Sakato)	1
228	Ermoshkin ((Danila))	1
229	Ignatova A.A. (ali005)	1
230	Zhilkin R.S. (rzilkin1)	1
231	Kabanov G.L. (Krotya)	1
232	Serbul T. (horirisasimi)	1
233	Mendez M.N. (HelloKitty2026)	1
234	Radj M. (Madream626020)	1
235	Mathematicienne (Mathematicien)	1
236	ksdjbkbdjs B. (kbjdabkhad)	1
237	SFAGNYM S.V. (volskzz)	1
238	Unregistered	55

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