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June 15, 16:23 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	Lymar' K.K. (Kirill L (TsI))	2			9	12
2	Safronov P.A. (Paulus73)	1	2	118		3
3	Nope (ScreamingSeagull)	2			3	3	2	2
4	P I.*. (IrinaPetr)	3	1	80		2
5	Shibaev (saah)	1	1	6		2
6	Gornikov A.P. (AG3)	2	1	1		1	6	7
7	Khamuev (Tabooret)	1					ban	ban
8	Kim K.S. (lumbersh)	1					ban	ban
9	Yushina Yu.K. (YuliyaYushina)	1					15	26
10	Nosov A.A. (Aleksej (FTO))	1					12	21
11	Taigarayev Y.K. (ZeroFGM)	2					15	18
12	Tlegenov I. (tlegenovv)	1					15	18
13	Nasirli T. (TuralNas1rl1)	1					15	18
14	Averin A.R. (alverin1310)	1					14	17
15	Stroev A.A. (sni1lout1)	2					12	17
16	JJ J.J. (Legalize Nuclear Bombs)	2					10	17
17	Boronbaev D. (senpaidias7)	2					8	16
18	KAKABAYEWA B.A. (BIBIGUL11)	2					13	15
19	Harsyyeva A.B. (aysenem05)	1					13	15
20	A (ArdakA)	1					12	15
21	Yudin G.L. (melorybae)	1					12	15
22	Ivanov N. (nick8998)	1					9	15
23	Jumadurdyyew D.C. (dowran04!)	1					11	14
24	Balakirev I.O. (Ziorde)	1					11	14
25	atabayew A.A. (atabay999)	2					10	12
26	chowdurow G.T. (chowdurow)	2					10	12
27	Zaverin M.A. (nedo23)	1					11	11
28	Mamedow G. (gurbangeldi03)	2					10	11
29	Tret'yakov A. (Tolyas88)	1					9	11
30	Borjakowa A.Y. (Aygul2001!)	1					8	11
31	Q (ala4ste)	1					ban	ban
32	Gurbanbayeva A.M. (Arzuv1)	2					9	10
33	Pankratova N.D. (Nadegda94)	1					6	10
34	Spiridonov (ww3)	1					6	10
35	JB (JBRN)	1					7	9
36	Shal'neva T.V. (Tatyana30.07)	1					7	9
37	Medvedev A. (Medvedyik1)	1					7	9
38	Yakovlev (Dez46)	3					5	9
39	Emirov N. (breeze_)	1					5	9
40	zharova M.B. (malikkkk)	2					6	7
41	Shajkhutdinov M.I. (mariobraza)	2					6	7
42	Vetoshnikova E.S. (kate23_)	6					5	7
43	Panchenko (FrauAja)	1					5	7
44	Zhukov N. (sariya_)	1					5	7
45	nstplz (nstplz1)	2					4	7
46	Khusnutdinov D.D. (Abdulxamid)	1					4	7
47	--- (lockjaw556)	1					4	7
48	Pakhomov A.S. (pahomovas)	1					4	7
49	Kabayewa E.D. (Erikgul02!)	1					6	6
50	Serdyuchenko E.Yu. (eserdyuchenko)	2					ban	ban
51	Detskaya A. (detskaya)	2					4	6
52	Puschik E.A. (Pushka24j)	1					4	6
53	Gantulga (Danna_g7)	1					3	6
54	Shupanova G. (ShGulmira)	3					5	5
55	Kuksa I. (gtgtgt)	2					5	5
56	Balduev D.G. (Dorgo)	1					5	5
57	Babuev B.B. (senqikk)	1					5	5
58	Bayramova M.A. (merjen02!)	1					4	5
59	Anonov (m0n0warg)	1					3	5
60	test (qwerty37892)	2					3	4
61	Spiridonova (speakviki)	2					3	4
62	Sharipova R. (RimShar2026)	1					2	4
63	Gadzhiev (nu3on)	1					2	4
64	Tskhao N.M. (caonimenma1)	1					2	4
65	Yurkin N.A. (VeagleV)	1					2	4
66	Kornienko (Ivan Kornienko)	1					3	3
67	I I.P. (Irina6202)	1					3	3
68	Zachem vse eto (Pol1k)	1					3	3
69	Shkurko (krolik5555555)	1					3	3
70	Rozanov +. (maximilian_rozanoff)	2					2	3
71	Ivanov (Yurikus)	1					ban	ban
72	smith (eng MN)	1					ban	ban
73	Markizova A. (alice_denovna)	1					2	3
74	Soboleva I.Yu. (Matreshka_)	1					ban	ban
75	Urvantseva D.D. (dasha.urvantseva)	1					ban	ban
76	Borisenkov I.M. (VWgolf6R)	2					2	2
77	Chilingarov A.R. (sachik)	2					2	2
78	Namitokova R.N. (rrraeaeaea)	2					2	2
79	El'tsova T.E. (elt.tana)	1					2	2
80	Maslennikov A.S. (Maslennikov.Anton)	1					2	2
81	Arronet P. (Arr-t)	1					2	2
82	Smetanin D.Yu. (Dmitriy Smetanin)	2					1	2
83	Kumarina (NatashaK)	1					1	2
84	Epifanov F. (Phatick)	1					1	2
85	Rud (anna27_08)	1					1	2
86	Pushin A. (g_skritt)	1					1	2
87	Rebovskij (x-lerasim13)	1					1	2
88	Semenov D.-. (Dmitry.S.)	1					1	2
89	Boy (Musclexboy)	2					1	1
90	Sidorin T.A. (ZALLiRoG_XXX)	2					1	1
91	Filyaeva A. (Aafilyay)	1					1	1
92	ismadulla G.G. (xoosxoos)	1					1	1
93	Dralina E.M. (Liza_mikh)	1					1	1
94	Sapayeva I.B. (Ilmira1)	1					1	1
95	Ryzhikova P.S. (polinapir03)	1					1	1
96	Sozonov (outeast)	1					1	1
97	Freitas J.P. (Juli_@@)	1					1	1
98	Koptel'tsev V. (selber)	2
99	Lazarev D. (Scrollcer)	2
100	Kuznetsova E.D. (Ester_g)	2
101	Odnokurtsev (AlFochino)	2
102	Romanenko N. (bewater)	2
103	Kulyamov T.V. (refetor)	2
104	Kip (Keeper123)	2
105	alhaidar D.A. (roma4ka)	2
106	Scherbakova M. (Leveret123)	2
107	Skuratov N.A. (Buly)	2
108	Krasovskij E.A. (pegoopik)	1
109	keieiuty (keieiuty)	1
110	Zakharchenko N. (NataZNG)	1
111	Malysheva K. (Scarlet_wind)	1
112	Alexandrova (Valenok92)	1
113	Petrov N.V. (Nick21)	1
114	Luk'yanova (fewsymbols)	1
115	Zolotukhin S. (Serafym)	1
116	Mador (vrooom)	1
117	Vol'khin A. (Crowingrow)	1
118	Koloskov (Art_Dart)	1
119	Katerushin V. (nokaveju)	1
120	Tereshkova A.A. (puchka)	1
121	Makharadze A. (armakharadze)	1
122	Seroukhova T.B. (fenyafenkina)	1
123	Chulyukov N.V. (AzazeeL)	1
124	qwe R.Y. (TheWrongOne992)	1					ban	ban
125	Gur'eva I.O. (Inna_gur)	1
126	Wooster (Nick Bucklow)	1
127	Aleksandrov A.Yu. (AlexandrovAY)	1
128	Topilina E.V. (kat9i)	1
129	Abramov (Kokstya)	1
130	Kalinichenko E. (alizaveta)	1
131	Krysinel V.L. (VitKR)	1
132	T A. (Anju_sha)	1
133	vktory369 (vk1991)	1
134	Smolnikov (ViciousXerra)	1
135	Pechkin R.E. (ZiRus)	1
136	Sarkis'yan G. (gennadi_s)	1
137	Kryzhanovskij N. (Nicky_FF)	1
138	ss A.S. (SashaSS)	1
139	Rodin (uoloki)	1
140	Antonov (ozzy95)	1
141	Esembaev (steve_blowjobs)	1
142	Zajtsev R.O. (zayrox)	1
143	Burlakov (sergej.burlakov)	1
144	Korolev (NoiseSparrow)	1
145	Kravchuk O.T. (Popori)	1					ban	ban
146	tsoy (hznikdima123)	1
147	Kuksa I.V. (sheddddos)	1					ban	ban
148	Komyakov Yu.V. (dreamersleet)	1
149	Ismailov M.I. (Mahad)	1
150	R. (Wra1th)	1
151	Akhmerov M.A. (T@noS12_12_99)	1
152	Berezovskaya D.V. (dashaeverafter)	1
153	Burenkov O.G. (Duncans Soffee)	1
154	Lysykh V.K. (Usilitel')	1
155	Vakhovskaya (LIGN)	1
156	Abramov V. (Ichigo Kurosaki)	1
157	Vakulko A.V. (VAlexandrV)	1
158	Murdalov I.S. (ibrams91)	1
159	Stadol'nik (dr_azatort)	1
160	Shevel' V.I. (Zverger)	1					ban	ban
161	Egner A. (arthur2025)	1
162	Petrukhova (sweedee2003)	1
163	Okolnikova (SofyaO)	1
164	Kanunnikov (ininelines)	1
165	Leonov D.V. (xannnnn)	1
166	Mikaya (Gio9248)	1
167	Sar B. (Sobol-08)	1
168	Serik (Yernur37197)	1					ban	ban
169	suvorov (alexxxx1337)	1
170	Denisov M.D. (Makf_Luri)	1
171	burakov (burakov dimqa)	1
172	SQLMASTER (SQLMASTER1864)	1
173	Stytsyuk N. (natalia19930420)	1
174	Obukhov A.V. (Alex_71)	1
175	Lyubimenko E.V. (lenwa)	1
176	Yusubov I.N. (2Romych11)	1
177	Rezvan (SilentLand33)	1
178	Vasil'ev (GudiniMoonlight)	1
179	Batukhtin (Duckly)	1
180	Sharshenbekova N.E. (Snazira245)	1
181	Bochkova (AnyaBo)	1
182	Shinkevich I.V. (aivan96)	1
183	Grakova (grakovka)	1
184	Il'in I.N. (Igor_Il)	1
185	Novikov B.A. (slux)	1
186	S (n1pron)	1
187	Smirnov A. (Antoxa_S)	1
188	Gudelnikov S.A. (SG1328)	1
189	Majkova A. (addeshmal)	1
190	Lovchanovskij V.P. (lovcha_v)	1					ban	ban
191	Zyuzyupupuk P.K. (@mutagen00)	1
192	Pottery L. (KishKotenok)	1
193	Murat M. (murat_mukhammed)	1
194	Chunin E. (Greedy_Gnome)	1
195	korovka K. (kirkorovka)	1
196	kh A. (aliastrong)	1
197	Serikkali B.A. (Beknur)	1
198	Petrov P.P. (petr_testik1)	1
199	Lorens T. (TaLo)	1
200	Fetisova D. (FDiana)	1
201	Ungelmakht A.V. (Barta Linch)	1
202	Shtauh R. (Shtauh)	1
203	Pupkina (Pyyyyyyyyyypkin)	1
204	pinegin A.V. (0_o)	1
205	narush (narush)	1
206	Mazur R.I. (228pAmAx)	1
207	Pupinskij A.P. (Anton Pupinskij)	1
208	Kolodkina M.V. (Babaka170401)	1
209	Lava Ya.I. (GOG1)	1
210	S (Lelix)	1
211	Dedyukhin V.A. (ladd1)	1
212	Frolyonok O.I. (cheburgen)	1
213	Krutoj T. (sql_qa_start)	1
214	Shautsova (alinash143)	1
215	Kovalenko M.A. (ma3ia)	1
216	Unregistered	36

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