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June 16, 18:26 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))	1			3	6
2	Safronov P.A. (Paulus73)	1	1	119		5
3	Skokov B.S. (leks$$)	2	1	35		3
4	Shibaev (saah)	1	2	11		2
5	P I.*. (IrinaPetr)	4	1	81		2
6	Vakulko A.V. (VAlexandrV)	2			1	2
7	Khamuev (Tabooret)	1					ban	ban
8	Rustamkhuzhaev Kh.B. (Khozhiakbar)	1					15	26
9	Taigarayev Y.K. (ZeroFGM)	1					15	26
10	Pakhomov A.S. (pahomovas)	2					ban	ban
11	Shukaev (danegumya)	2					14	19
12	Gonzalez C. (Cathst91)	1					12	19
13	Koshel'nyj V.V. (d1abet1k)	1					15	18
14	Peredrij R.A. (ratikZ)	1					15	18
15	Chajka M.O. (Akado-)	1					15	18
16	Diaz de Leon D. (theonelostTaco)	1					14	17
17	Trejo J. (juanchoki)	1					12	16
18	Ivanov N. (nick8998)	1					9	16
19	Averin A.R. (alverin1310)	2					10	15
20	Kuchuk (Uchukak Namor)	1					9	15
21	Serikkali B.A. (Beknur)	1					11	14
22	Shupanova G. (ShGulmira)	4					10	13
23	Leonov (aslnv1)	1					10	13
24	Nesterova (ToTorRo)	2					8	13
25	Pahadayeu A. (AndOffline)	2					8	13
26	Tlegenov I. (tlegenovv)	2					8	13
27	Anesyan A.A. (Ara23)	1					8	13
28	Sadreev D.A. (tomatomaxx)	1					8	13
29	N I. (xcoldat67)	1					9	12
30	Gismatullin (ArtemGis)	1					7	11
31	Nasirli T. (TuralNas1rl1)	1					7	11
32	Starkov A.V. (anstarko)	1					8	10
33	Boronbaev D. (senpaidias7)	3					6	10
34	Pedur (gitaristdaone)	2					7	9
35	Zhivotenko N.I. (Kolya777.21)	1					7	9
36	Novikov S.V. (StepashkaRuiner)	2					6	9
37	Topilina E.V. (kat9i)	2					5	9
38	test (qwerty37892)	1					5	9
39	Emirov N. (breeze_)	2					5	8
40	Kislinskij V.S. (vladislavkis)	1					5	8
41	Zhukov N. (sariya_)	2					4	8
42	Shelekasov (Vasshell)	2					6	7
43	Nikol N.N. (Bishka)	1					6	7
44	Vorobev A. (VAV516)	1					6	7
45	Bychkov S.A. (TeaInTheCup)	1					5	7
46	Novikov B.A. (slux)	1					5	7
47	Kavaliou (miki_koval)	1					5	7
48	Daron (Daron_g)	1					4	7
49	Temirgali N.K. (NurTem)	2					5	6
50	Serdyuchenko E.Yu. (eserdyuchenko)	2					ban	ban
51	Yushina Yu.K. (YuliyaYushina)	1					3	6
52	Nikol'skaya A. (avxx)	3					5	5
53	Amirbekov A. (lawest02)	2					5	5
54	who? (kind-offer)	1					5	5
55	Ermakov M. (satanyy)	1					5	5
56	Balduev D.G. (Dorgo)	2					4	5
57	Bejshenov (su3r3n)	2					4	5
58	Q (ala4ste)	1					ban	ban
59	Yalamuri H. (yala)	1					4	5
60	Soboleva I.Yu. (Matreshka_)	2					ban	ban
61	Detskaya A. (detskaya)	2					3	5
62	Syten'kij A. (ARX18)	2					3	5
63	pppat (ferta)	1					ban	ban
64	Ivanov M.A. (Yokki)	2					4	4
65	Komyakovich A.V. (gootarman)	1					4	4
66	Bikbaeva D. (DinaRa14)	1					4	4
67	M (MrQzZza)	4					3	4
68	Uskov A. (atomic_ant)	1					3	4
69	Okolnikova (SofyaO)	1					3	4
70	Mikaya (Gio9248)	1					3	4
71	Pakhomov (play_boy_x)	2					ban	ban
72	Mykhaniv (INNERMI)	1					2	4
73	Chepkasov V.A. (Chepkasov)	1					2	4
74	Lagutin D. (xiduku)	1					2	4
75	Krutyakov V. (kvadrator)	1					3	3
76	Shajkhutdinov M.I. (mariobraza)	1					3	3
77	Domashov A.P. (Hausov)	1					2	3
78	Fedosova O.S. (ywz knnd)	1					2	3
79	Kovaleva Yu.K. (Kov@l')	1					2	3
80	Pushkarev S. (PSV_n)	1					2	3
81	Ivanov S.V. (Jikkkyy)	2					2	2
82	Rumyantsev A. (cryhavoc)	1					2	2
83	Mel'nichenko M.N. (krelloti13)	1					2	2
84	Ivanov I.I. (vlad91)	2					1	2
85	Chernyshov S. (Chernyshov2002)	2					1	2
86	Petrov Y.A. (MedSamerrr)	2					1	2
87	Belyaeva (bel_kar)	2					1	2
88	zharova M.B. (malikkkk)	2					1	2
89	Shapovalov A.I. (Eladan1989)	1					1	2
90	Rud (anna27_08)	1					1	2
91	241 4.1. (shiningsheep1)	1					1	2
92	Khusnutdinov D.D. (Abdulxamid)	1					1	2
93	Andreeva (TA2026)	1					1	2
94	Tarnapovich (dormanion)	1					1	2
95	Ajdaeva M.Sh. (marivanka)	1					1	2
96	Murat M. (murat_mukhammed)	1					1	2
97	Tret'yakov A. (Tolyas88)	1					1	2
98	korovka K. (kirkorovka)	1					1	2
99	Spiridonov (ww3)	1					1	2
100	Skuratov N.A. (Buly)	1					1	2
101	Berezovskaya D.V. (dashaeverafter)	2					1	1
102	Egorova M.Yu. (egorova.m.u.)	2					1	1
103	Manin V.V. (ManinVV)	2					1	1
104	Subota A. (JRoTTeN)	1					1	1
105	P (neke_paz)	1					1	1
106	Borodina (Perunica33)	1					1	1
107	kham (kh4m1)	1					1	1
108	Gadzhiev (nu3on)	1					1	1
109	Markizova A. (alice_denovna)	1					1	1
110	ssl (compl4)	1					1	1
111	Kozyrev A.K. (Alexio Ramos)	1					1	1
112	Sokin (jagermeister211)	1					1	1
113	Zubchinskij (mrfrfr)	3
114	Maslennikov A.S. (Maslennikov.Anton)	3
115	Krasovskij E.A. (pegoopik)	2
116	Koptel'tsev V. (selber)	2
117	Abdulmanapov A. (Dvarik)	2
118	Ievleva (1himera)	2
119	Tsagareishvili A.A. (AlexCagareli_91)	2
120	Alekseev A.S. (Andser)	2
121	Odnokurtsev (AlFochino)	2
122	qq Q.Q. (stormxgod)	2
123	Rabdanova K.E. (hwq)	2					ban	ban
124	Anisimov I.A. (kefir67)	2
125	Babushkina E. (gstek32)	2
126	niko (lenovolog15)	2
127	Beloborodova S.A. (belosofia)	2					ban	ban
128	Semenov D.-. (Dmitry.S.)	2
129	Name N.N. (wefwef22)	2
130	Sokolov Ya.R. (per4ikyar)	2
131	Zubenko M.P. (hhakku)	2
132	Onosov A.P. (p1e.DT)	1
133	Penkovskaia (iLintu)	1
134	Kalmykov (Beryllium)	1
135	Nosau A.O. (NiaSpa)	1					ban	ban
136	Sabo R. (unstracis)	1
137	Yakovenko V.V. (f-o-r-t-u-n-a-t-o)	1
138	Kulikov M. (MaximKZN)	1
139	M (Katrin2)	1
140	Kuzin G.I. (Gremlen)	1
141	Burakova N. (Tasha48)	1
142	Gitinomagomedov (gmansur88)	1
143	Malysheva K. (Scarlet_wind)	1
144	Zub (ikg_777)	1
145	Nurekenova A. (AvroraNevskaya)	1
146	Gorbatova (Triton512)	1
147	Voronov D. (Elnov.70)	1
148	Arkhipkin E. (khrist1989)	1
149	Rosas D.E. (compota)	1
150	Baranov R. (Maestr011)	1
151	Men'schikov (Oneza)	1
152	Yemelyanov (Paramon877)	1
153	Petrov P.P. (Pod123)	1
154	Kuritsyn V.N. (ValNick)	1
155	Mikemike (ain.mike)	1
156	Zhilan B.R. (God_is_Given)	1
157	Levashova N.L. (nutifer)	1
158	Koshelev D. (Gizen)	1
159	grebenk I.V. (df12df1)	1
160	Gil' E.V. (Katherin)	1
161	Pavlovich A. (customer223)	1
162	Borisyuk (CupofTae)	1
163	Dzhumaliev A.S. (alex233454)	1
164	Wooster (Nick Bucklow)	1
165	Chajka M.O. (Antares678)	1
166	Brazhnikova L.A. (L47)	1
167	Kovalenko A.A. (Andrey86_)	1
168	Alekseev E.M. (Jinegve)	1
169	Keuzerov (PavelKeuzerov)	1
170	Timonin (skillUpQA)	1
171	Sarkis'yan G. (gennadi_s)	1
172	sss S.S. (Zlata Muhametdinova)	1					ban	ban
173	Kryzhanovskij N. (Nicky_FF)	1
174	Forman (reecrut)	1
175	Korobastov D.A. (Machina_1)	1
176	Sergei (srpnkv)	1
177	Kurenkova A.A. (anastasyakurenkova)	1
178	Revenko M.A. (CptDisturbed)	1					ban	ban
179	Leonova V.O. (vi_lemon)	1
180	Zajtsev R.O. (zayrox)	1
181	Kashkovskij (kozulka)	1
182	Enns D.V. (PSK)	1					ban	ban
183	R. (Wra1th)	1
184	Yakovlev (Dez46)	1
185	Malaschenko V.S. (__YaZheVika__)	1
186	Tokar K.I. (Zegwaer)	1					ban	ban
187	Lysykh V.K. (Usilitel')	1
188	Serg (SergK72)	1
189	Z (Dolto)	1
190	Dashiev K.B. (kentaro22)	1
191	Plenina E. (bananchiki)	1
192	Tsarev (itsmot9)	1
193	Nazarov (Ilya_Nazarov)	1
194	Serik (Yernur37197)	1					ban	ban
195	Zajtseva (knopka1)	1
196	Zakharov (Ave_Asuka)	1
197	Perekhodin (V1neel)	1
198	Tsydenzhapova Yu.B. (juliaTsy)	1					ban	ban
199	Lemas (Lemas)	1
200	Krapivina L. (epywabi)	1					ban	ban
201	Malafij D. (Dorarr)	1
202	Salamatov (Asali)	1
203	Frolov I.V. (Zevs pitbul')	1
204	Obukhov A.V. (Alex_71)	1
205	Yakovleva E. (ne_psihuy)	1
206	Lekomtsev (Teck-)	1
207	Yusubov I.N. (2Romych11)	1
208	Rezvan (SilentLand33)	1
209	Schegol' Yu. (JulyaSchegol)	1
210	Vasil'ev (GudiniMoonlight)	1
211	Lebedev E.A. (hardbit)	1
212	Biba N.V. (gipnogaba)	1
213	smagulov (kaimak)	1
214	Bugaj E.A. (Izatevela)	1
215	Ganiyev A. (lernanto)	1
216	Fernando R.M. (Rayani Fernando)	1
217	Nazarov (Neislaw)	1
218	Petrukhin M.A. (DidicitDiscere)	1
219	Myrzabek N.K. (nurrrzat)	1
220	Tarelov A.V. (Alexander_2025)	1
221	Shamakov (Work_work)	1
222	Ziiangirova G. (Zi.Gulchachak)	1
223	Bullet I.I. (BulletIvan)	1
224	Gubin P.S. (Koroed_sql)	1
225	Usmonov E.S. (Efenti)	1
226	Chunin E. (Greedy_Gnome)	1
227	Urvantseva D.D. (dasha.urvantseva)	1					ban	ban
228	Mongush Ch. (G_rud)	1
229	Ivanov I.I. (g3k0)	1
230	Vetoshnikova E.S. (kate23_)	1
231	Viktorovich (justxd)	1
232	Dem'yanenko P.V. (Drugan174)	1
233	Fetisova D. (FDiana)	1
234	Ivanov (neon77)	1
235	Gantulga (Danna_g7)	1
236	Ungelmakht A.V. (Barta Linch)	1
237	Kuvshinov (Kuvshinka)	1
238	Frolyonok O.I. (cheburgen)	1
239	Simakova E.A. (Ekaterina_1984)	1
240	Baranov D.B. (asdsafasfasfasfasf)	1
241	Trejo J. (juanchokii)	1
242	Abduhamidov M. (marufwashere)	1
243	Ivanov Y. (enekeen)	1
244	Mikhajlovskaya A.S. (Angelina_Sergeevna)	1
245	Juraev A. (Abubakr_7)	1
246	K. A.V. (AlexanderK84)	1
247	Yur'eva Ya.V. (Yarii)	1
248	Alekseev E.A. (Xbezy)	1
249	iLintu (PyramidHead)	1
250	Brichevskij (brichevchelli)	1
251	Shlyapugin D.V. (shlyapugind)	1
252	Paskhina M. (YRMA)	1
253	Unregistered	38

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