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December 21, 14:57 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	Antonov I.V. (Gleb61797)	2			18	25
2	Potapov V.V. (morphin)	1			15	19	ban	ban
3	Ivlev O.R. (Oleg_gotov4enko)	1			8	8
4	Novikov S.V. (@Ser589QA)	2	3	25		7
5	Kostin A. (ArgyrippusUlpius)	1			6	6
6	Badikov (Wanerock)	2			4	4
7	Stremuzhevskij G.R. (BaBYsYa762)	2			1	1	ban	ban
8	Korneev I.V. (Flanec)	1			1	1
9	Ashurkov (NikAsh2024)	2					60	103
10	Kovalyov D. (Daniil_Kovalev)	2					19	40
11	Magasumov D.M. (Damir228)	1					ban	ban
12	Stukanov G.Yu. (goshkaaaa)	1					ban	ban
13	Prosvirova A.V. (Almondiii)	1					ban	ban
14	pukacki K.P. (kakashecki)	1					ban	ban
15	Romanov N.V. (Anemoculus)	1					ban	ban
16	Shulygin A.A. (AntonShuligin)	2					15	27
17	Bogorada E.P. (Egor Bogorada)	1					ban	ban
18	Makeev A.B. (tishkaSQL)	1					15	25
19	Manukovskij G.I. (Manukov416)	2					ban	ban
20	Ghdj Y.S. (YULIAGERMANY6)	1					ban	ban
21	Rekesh K.S. (krimka)	3					15	20
22	Pozdnyakov A. (AlexeyP_QA)	2					15	20
23	Rostetskaya E.E. (Eva_Rostetskaya)	1					ban	ban
24	Sirotkin (weerzy)	1					12	18
25	Maryakhin N.R. (pivandriy)	2					11	17
26	Denisov S.A. (serjantus)	1					ban	ban
27	Maslenikov D.A. (Fe4ester)	1					12	15
28	Skoblikova V.G. (Skoblikova Veronika)	1					12	14
29	Starostina A.K. (alyostarost)	1					8	13
30	Zhidkova M.I. (zhmi1)	2					10	12
31	Axl (4k53l1t0)	1					8	12
32	Denisova A. (Jojobudka)	2					ban	ban
33	Novikova K.E. (kssu_nov)	1					ban	ban
34	Gus'kova (Alissare)	1					6	12
35	Andrusenko A.P. (billyzmoon)	1					5	10
36	Galchenko S. (remarrk22)	1					ban	ban
37	Platonova (AleksPlat)	2					7	9
38	Pupachyov D. (Dm1try_P)	1					5	9
39	Pavlov T.A. (Baspok)	2					4	9
40	aymen A.A. (Aymen67816)	1					6	7
41	zubkov (gowan)	1					5	6
42	Iyer V. (vikkyram)	1					5	6
43	Makeev V.G. (empty4you)	1					5	6
44	Pechenkin T. (timurpech)	3					3	6
45	Ten V.A. (Veronika Ten)	1					3	6
46	Fedchenko D.A. (Danimanjam)	2					5	5
47	wowo (littlethought)	1					5	5
48	Mazurov (maxmuskat)	1					5	5
49	Penkov I. (Xopt)	2					4	5
50	D I. (IrinaD)	2					3	5
51	Khleborodov V. (VladislavKhl30)	1					3	5
52	Breege N.B. (Nick174)	1					3	5
53	Kuznetsov A. (tony_stark)	1					4	4
54	Doronin A.A. (Andryu)	1					3	4
55	Kasimov Kh.T. (halid149)	2					2	4
56	Sheshin N.P. (NikitaSheshin)	1					2	4
57	Samotokhina E.S. (JaneGame)	1					2	4
58	Naumova O. (NOlga1)	1					2	4
59	Chuldum Sh.O. (shydar)	1					2	4
60	Betekhtin V. (Vovan322)	1					2	4
61	Madmarova J.C. (JJJMMM)	3					3	3
62	Shumilov K.A. (wtchtwr)	1					3	3
63	Khor'kov E.A. (Eugene02)	1					3	3
64	Na A. (Alex_Br11)	1					3	3
65	Unavailable (kapalaq)	2					2	3
66	gargelwar A.C. (asmit@007)	1					2	3
67	Karakulov D. (bzglz)	1					2	3
68	ausei (aliaausei)	3					1	3
69	Zamotaev V. (vldzmtv)	2					ban	ban
70	Dzhumabaev V.R. (Dzhumbuuum666)	1					ban	ban
71	Kurbanov A.M. (python_sql_train)	2					2	2
72	Tsikhan A.A. (Andrey_IT)	1					2	2
73	Chirik P.K. (dambasha)	2					1	2
74	Sar'yan S.Kh. (SSX)	2					ban	ban
75	Vorotnikov V. (Nemo70)	2					1	2
76	Kurbangaleeva U.B. (uliana111)	2					1	2
77	Konovalova I. (konovalova.i)	1					1	2
78	Mat I.P. (Zvezda141)	1					1	2
79	Koreshkov D.D. (koresh12345)	1					ban	ban
80	D (Newpson)	1					1	2
81	Gorodkova (Tetrogon)	1					ban	ban
82	Chebaevskikh V.V. (Valdemar228)	1					1	2
83	Petrov (lukass_1234)	2					1	1
84	Evdokushin V. (VaMiko)	2					1	1
85	Losev (Los0987)	2					1	1
86	Ivan I.I. (Jelat1)	1					1	1
87	Hmelev V.S. (Love rock)	1					1	1
88	Ivanov (maksim1306)	1					ban	ban
89	Voronin V.V. (vayvor1)	1					1	1
90	Chalov (Suslek)	1					1	1
91	Nekrasov P. (Severlake)	1					1	1
92	Karvitsky T. (TSKR)	5
93	Kuleeva (zhnn)	5
94	Koptel'tsev V. (selber)	2
95	Bugraev G.R. (Garun)	2					ban	ban
96	Lobeev I. (VanoTheOne)	2
97	Safar (tamur1)	2
98	Mordvintseva A.E. (ashigray)	2
99	Savel'eva E.A. (savelevaea)	2
100	Bakhtybayeva G.M. (muratovnaag)	2
101	Arendaruk M.N. (Fundukg)	2					ban	ban
102	Lazarev T.A. (zikzak_22)	2					ban	ban
103	Anna (Anna143)	2
104	Popov A.P. (Antoxinson)	2
105	Varenikov D.M. (Dmitriy Varenikov)	1
106	Ivanova E.S. (Razumosh)	1
107	Moskvin P. (Respect)	1
108	Demidov I. (imagenesis)	1
109	Kulemzin N.E. (Bulochka_c_izumom)	1
110	Zinouyeu A. (Not_At_All)	1
111	Kudryashov (sql-man-1901)	1
112	Yakovlev (gipakrot)	1
113	Burdavitsyn A.V. (avburdavicin)	1
114	Chuprinova A. (BlairFire)	1
115	Kokonov (lezviee)	1
116	Tereshin (1omni1)	1
117	Bukina E. (elenabukina)	1
118	Baburin R. (Alexandrovich007)	1
119	Scherbakov (Evgenij Sch)	1
120	Ivanov A. (Hartman44)	1
121	Li K. (GetHashCode)	1
122	Golubitsky N.G. (MeCola)	1
123	Livanov I.R. (daguker1)	1					ban	ban
124	Evdokimov (infidotte)	1
125	Romanova E. (romanova-e)	1
126	AI (ML777)	1					ban	ban
127	Kakurin N.I. (nkakurin)	1
128	Satyshev I.N. (Ilyassql)	1
129	Ferrov (Sedutor)	1
130	Golubev (Crakozyabra)	1
131	Chukchin D.N. (Herculean)	1
132	Khokhlov A.V. (rald6839)	1
133	Davydov O. (Oleg_Davidoff)	1
134	Khlapov A.B. (AlekseyKX1)	1
135	Timokhin I. (ilyahty)	1
136	Kasimov R.M. (Kas001)	1
137	Plakhotnyuk A.O. (Plaha54)	1
138	Artem Z.D. (cracklord)	1
139	Krylov A.E. (kryloff)	1
140	sdsa (selcchik)	1
141	Darina (Darlorean)	1					ban	ban
142	Molotkova O.A. (Olga Molotkova)	1
143	Nagoryanskaya A.S. (asnag)	1
144	Jcvd6 (Jcvd26)	1					ban	ban
145	Lavrent'ev D.D. (lavrentevdan)	1
146	Ryzhov I.V. (bay_face)	1					ban	ban
147	Petrushin N.V. (PetrNki)	1
148	Bol'shakova (rounny)	1
149	Ivanov (userTest1)	1
150	Tsvetkov D.D. (daniil2005)	1
151	Letkin M. (Saddam Hussein from SP)	1
152	dfsdf D.D. (dfsdf1)	1
153	Stroganov (mambutomali)	1					ban	ban
154	Matveev D.V. (denisczx)	1
155	Savvin (Tim1897)	1
156	Mitrofanova V.M. (iiamtli)	1
157	Tarasov (alberto_sql_machine)	1
158	Rozhdestvenskij S.V. (svyat_rozhd)	1
159	Il'inskaya E.V. (lizavetta)	1
160	Maslov (pengwi)	1
161	Popov A. (tomcatp)	1
162	Khramov A.M. (alan89711)	1
163	Kuznetsova (yanmmm)	1
164	Nazirov R.T. (xerdis1337)	1
165	Kuz'mina K.S. (Karinka1611)	1					ban	ban
166	Lunyushkina K.N. (Ksenialun)	1					ban	ban
167	Atroshenko A.A. (AtrAlAnd)	1					ban	ban
168	mishastaya S.M. (sofya_888)	1
169	Capello T. (TimCapello)	1
170	Uvarov A.I. (antoxa-uvarov)	1
171	Mazur (Mazurkevich)	1
172	Fedotova Yu.I. (bublik1)	1
173	dada (yellowie)	1
174	Odegov A.I. (KovroLitik)	1
175	Minkov A. (AMinkov)	1
176	Kuksin Z.V. (MilashkinSss)	1
177	Guchiev M.S. (guchievms)	1
178	Fart D.A. (M134)	1
179	Namazov M.A. (AsLimbo)	1
180	R. (Wra1th)	1
181	Elkin (Arkady93)	1					ban	ban
182	Rostovskaya V.A. (RValera)	1
183	Khakhakha I. (ME_FuN)	1
184	Spravtsova E.M. (eliza.s)	1
185	Zakharova P.R. (zakharovalina)	1
186	Pinigin (rowman1)	1
187	Safarli R.G. (Tarragoncn)	1
188	Olegich O.O. (mangecer)	1
189	Le K.T. (LKE7522)	1
190	EVcFDycyAfa V.N. (DsTcavYpD)	1
191	Ivanov I.I. (Ivan Ivanych ShU)	1
192	Kyasheva (jcodin)	1
193	Kuz'min O.E. (Yarob)	1
194	Ivanov (alekst_59)	1
195	Unregistered	27

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