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April 03, 13:47 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	fsgfwgw S.S. (sffsf)	2			10	12	5	8
2	M (DanilM2304)	1	3	7		4
3	Vasev A.V. (Vasev_Aleksey)	1	2	16		3
4	Gorbunkov M.S. (gms)	1	1	2		1
5	Potemkin (Yazon_79)	1	1	-11		1
6	Gorev N.A. (Doigram1)	1			1	1
7	Shamgunova T.Sh. (Neil19.01)	3					ban	ban
8	Amankulov A. (qawqaw)	1					ban	ban
9	Bekkuzhin A. (Alizhan1337228)	1					ban	ban
10	Konson (SQL-starter-pack)	1					15	25
11	Svetikov D.A. (yung trappa ymb 812)	1					15	19
12	Vardaev G. (ne_goshkaa)	3					15	18
13	Alen N.G. (Nurgul')	2					15	18
14	Denezhko M.A. (Forve)	1					15	18
15	Konratov S.K. (Sagyntay)	1					12	18
16	Malakhov (dimmal)	2					ban	ban
17	Lekomtsev (Teck-)	1					10	17
18	Pod (n1d1)	1					13	16
19	Rakhmatullina (JuliaMay88)	1					12	15
20	SQL (SQL_TRAINING_FOR_JOB)	1					9	15
21	FG A. (StasyaSP)	2					8	14
22	Kirilenko (kirilenkoolya)	2					8	14
23	Gajvoronskaya N.S. (natalia_skl)	1					8	13
24	Klacherov E. (Eugenee)	2					9	12
25	Zhuanys M. (YessGo)	5					ban	ban
26	Frutova K.O. (KirChik987977)	2					8	11
27	Garifullin A.A. (ArseniyH)	3					5	9
28	Kolesnik V.A. (kolesnikvl)	1					5	9
29	Dydo A.V. (sashddo))	1					5	8
30	Dubaev L. (AZIMUTH999)	2					6	7
31	Klyavlina V.S. (mc_flurrry)	2					6	7
32	Semenova L. (lsmnv)	1					6	7
33	Haciev (byc_tio0099)	1					ban	ban
34	Ivanova (nahi1)	1					4	7
35	Yarnykh A.A. (artemkayr)	1					4	6
36	mamkin koder (mamkin koder)	1					3	6
37	Musaeva S. (Saidochka)	1					3	6
38	Lazopulo A.A. (annutahse12)	1					5	5
39	Galkin (TredTr)	1					5	5
40	Paella (Aliero)	1					5	5
41	Rumyantsev E.E. (rumik)	1					4	5
42	Grigor'ev M.I. (gdetotam)	1					4	5
43	Tukeshev U.K. (Ulan Tukeshev)	2					4	4
44	xakimov (ayubkhan-x)	1					4	4
45	Shidlovskij M.A. (fjordelkenig)	2					2	4
46	Dobrovol'skij N. (nikDo)	1					2	4
47	Gasimov (Beyond9)	1					2	4
48	Rogachev L. (leonid19101110)	1					2	4
49	Altynbaev T.A. (14KARAT-prog)	1					2	4
50	Bogatyrev N.V. (BNV2873)	1					2	4
51	Krylova D.A. (krylovada)	1					2	4
52	Cheprasov A.A. (andruwa_01)	1					3	3
53	Pravorskiy I.V. (JoyBro)	1					3	3
54	Aga A.A. (lukaka_228)	1					3	3
55	Mishra (Ginger457)	1					3	3
56	Dmitry (Fource)	1					3	3
57	Nizamutdinov I.A. (compscience)	1					3	3
58	Glushkov S. (Semjon)	1					2	3
59	lediaeva E. (kkateled)	1					2	3
60	Zolin A. (artem333666)	1					ban	ban
61	Berdnikov (avberd1)	1					2	3
62	Zay Y.K. (yasmina)	1					ban	ban
63	Chalykh N. (davidblane)	2					2	2
64	Nov I. (indels)	1					ban	ban
65	Komarov (Denis21)	1					2	2
66	Nigamatulin M. (MaksimNigamatulin)	1					2	2
67	Panicheva V.D. (_Vika_)	2					1	2
68	Drankevich (D_Jopa)	2					1	2
69	Shibaev (saah)	1					1	2
70	M (Katrin2)	1					1	2
71	Strukov (StrukovSA)	1					1	2
72	Sarkis'yan G. (gennadi_s)	1					1	2
73	Potapova V.A. (malespero)	1					1	2
74	Alekseev A.S. (Andser)	1					1	2
75	Kuvyazeva A.R. (AnnaKuvi)	1					ban	ban
76	Yushina A.N. (Student63)	1					1	2
77	Spitsin V.V. (Vitaly699)	1					1	2
78	sadada (qasdff)	1					ban	ban
79	Ilyakhin M.A. (Max Ilyakhin)	1					1	2
80	Ivanov I. (16TTT61)	1					1	2
81	Loginova A. (AlinaL)	1					1	2
82	Bogach R.I. (Roma_114)	1					1	2
83	Makashov (Duke_Nukem1983)	1					1	2
84	Laptev (perwinkle)	1					1	2
85	Kolesnikov S.O. (bulbasaurus)	1					1	1
86	Vasyakova O.N. (Olga&Olga)	1					1	1
87	Desyatkov A.A. (Devastated666)	1					1	1
88	Kovalev A.A. (godota)	1					1	1
89	Taranets A.A. (AnaStar)	1					1	1
90	Khanipov R. (gotlib_bbb)	1					1	1
91	t T.T. (t-)	1					1	1
92	Odnokurtsev (AlFochino)	10
93	Polyakov V.M. (rock_4)	3
94	Pyatkova Yu.V. (Yuksik)	3
95	Kirgizbanva A. (Adina)	3					ban	ban
96	Kasanova A.N. (kasanova aruzhan)	3
97	Gorbel' (Gray_Pikachu)	3					ban	ban
98	Kirilushkin A.R. (aokihagara)	3
99	Zhbanov A.S. (Art_zh)	2
100	Yushina (anyush)	2
101	Qaz (qaz729)	2
102	Zaichenko M.E. (Makson4ikppcp)	2
103	Gaponov L.S. (LavrSQLp)	2
104	Kanunnikov P.V. (Inoj777)	2
105	Bakbergenova A.B. (theuser2006)	2
106	Demchenkov (Alex_DM)	2
107	good_guy (borisiuk_sql_13)	2
108	Safonov K.S. (Kira!)	2
109	Sushkin (Parav03)	2
110	Sokolov S.V. (Madest)	1
111	Trofimov A.V. (jack-)	1
112	Koptel'tsev V. (selber)	1
113	A (Majo)	1
114	Vilesov (TEMH0TA)	1					ban	ban
115	zdanovich (zdanovich1)	1
116	Kiselev E. (dqz01)	1
117	Petrov N.V. (Nick21)	1
118	Semenov A. (Horse in coat)	1
119	Arkhipov A. (JMonk)	1
120	Sizova Yu.A. (JulliS)	1
121	Smith (tibacityblues)	1
122	Pogorelov M. (FH279)	1
123	Komarov A.N. (Shveda Saulya)	1
124	Sekretarev T. (TiSekret)	1
125	Ors E.B. (emreors)	1
126	Ustavshchikov D.V. (Dustver)	1
127	Mitrey (_mitrey)	1
128	Kosareva (Olga_Kosareva)	1
129	Galat N. (Bugaga_Boo)	1
130	Bredikhin M. (maxim_bredikhin)	1
131	Lagoda (Deimos324)	1
132	Vlad U. (Uliana-vl)	1
133	Mikhajlov A. (Mikhailov A. A.)	1
134	Produktovyj (Ded_Baruk)	1
135	Idrisov M. (Marik_80)	1
136	Bajbikov R.D. (Duckster)	1
137	Rect (MarkAvrel)	1
138	Tukhvatullin T.R. (Meursawlt)	1					ban	ban
139	Komarov A.I. (andre_komar)	1
140	Tsykova E.V. (lenvever)	1
141	Grigorieva N.N. (fortaf)	1
142	Stepanenko K.Yu. (St.Constantine87)	1
143	Golovkin I.A. (GHOST2508)	1
144	Shevchenko V.S. (Pickitup)	1
145	Odegov A.I. (KovroLitik)	1
146	R. (Wra1th)	1
147	Novikov M.R. (novikov2050)	1
148	Kurushin A.A. (Anton_Kurushin)	1					ban	ban
149	Slemzina V.A. (fdeyhjks)	1
150	Burenkov O.G. (Duncans Soffee)	1
151	Geirby A.A. (Naranchika)	1
152	dsa C.A. (vxv)	1
153	Lysykh V.K. (Usilitel')	1
154	Kirillov D. (OCEH6)	1
155	Elena E.E. (elenaaaaaaa)	1
156	Abramov V. (Ichigo Kurosaki)	1
157	ivanov (morisseygirlss)	1
158	Safronov P.A. (Paulus73)	1
159	Garifullina (agari14)	1
160	Nechiporenko (Olequs_2004)	1
161	Oks (kir_oxx)	1
162	Lobanova M.L. (lobanovamariya)	1
163	Kamaletdinov (@iki_masiro)	1
164	Lagunov M.T. (Opengate48)	1
165	Pavlenko V.S. (Joostem)	1
166	Khairikhan S.-. (parz1vAl)	1
167	Nur A. (nurass)	1
168	blizz B.B. (bl177ard)	1
169	Urkenbay A.S. (aktore)	1
170	Novitskaya (Katinn)	1					ban	ban
171	Pavlov M.V. (truman_66)	1
172	Zavertkin R.S. (InDepenDent17)	1
173	Pan'shina A.G. (AlexashaKim)	1
174	Trushin (loonies)	1
175	Daniel P. (Patrick Daniel)	1
176	D V. (DlytexKtoPoidetSledom)	1
177	Kupitman K.M. (kseniia_pug)	1
178	Filonenko M.V. (MariMari0)	1
179	Rospel M. (matthewrospel)	1
180	Kasarkin N.E. (naiketos)	1
181	Bylich D. (Dianka578)	1
182	Soryu A.L. (RemiliaScarlet3)	1
183	Myasnikova M.A. (weq_uty)	1
184	Indgieva V. (viteeka)	1
185	Kosinov (Vangerin)	1
186	Bodnya A.A. (kiryto)	1
187	Yakovleva E. (ne_psihuy)	1
188	Gorbel' (GrayPikachu)	1					ban	ban
189	Novoselov P. (Pavel1979)	1
190	Kun M.N. (MerryJane)	1
191	Bystrov F. (FEDORBYST3445)	1
192	Menzelinskaya A.L. (Dinalisaur)	1
193	Zhurbinskij R.I. (ramromazes)	1
194	Trofimov Ya.A. (BradP0pa)	1
195	val (vivaldionder)	1
196	Kadyrbekov U. (Toni Shorpano)	1
197	Gucci D.I. (LilMagwaY)	1
198	Rodriguez E. (uniqueeric)	1
199	qwe (goshkaa)	1
200	Samojlov A.V. (besheniyrusskiy13)	1
201	Tikhonov A. (teexan)	1
202	Unregistered	42

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