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June 08, 13:57 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	fioletovaya (fioletovaya2)	1			1	2
2	ss A.S. (SashaSS)	1			2	2
3	Gitinomagomedov (gmansur88)	4	1	40		1
4	Shibaev (saah)	1	1	1		1
5	Fisenko P.V. (fisenkopv)	2					46	70
6	Banzarov E.B. (buddha.)	1					ban	ban
7	Gizatullin R.R. (bouncyfeeling)	1					15	20
8	Zhukov (deSmoNd-iwnl-)	1					14	17
9	Beloumtseva (sofyabel21)	1					ban	ban
10	Abdullina A.Yu. (Alsu07)	1					8	14
11	Tkacheva K.A. (krissttik)	1					ban	ban
12	Arkhipov (remaseds)	2					8	13
13	Perekhodin (V1neel)	1					7	11
14	Ivanov I.I. (dzemor3)	2					6	11
15	Baum J. (jblogic)	2					8	9
16	Korepanova V.S. (nikkka_)	1					7	9
17	Okladnikov K.A. (Kirill25561)	1					7	9
18	Gulenkova E.A. (gtkate)	2					6	9
19	Turlo M.A. (maksimturlo)	1					7	8
20	Abdigali N. (Nurassyl222)	2					7	7
21	L (cisleiris)	1					6	7
22	Spesivtsev S. (serxios)	1					6	7
23	Braun M.V. (oneofusisdying1011)	1					6	7
24	Kamyshov D.N. (SlavaRossii3)	1					4	7
25	Pryanichnikova (pryanyarar)	1					4	6
26	Zozulya P.A. (Polechkaaa)	1					4	6
27	Nikiforova N.S. (Kefonka)	1					3	6
28	Frolova P.A. (Lee Lina)	1					3	6
29	Petrova G.I. (Galina_psql)	1					3	6
30	Saveliev I.U. (Rizruf)	3					5	5
31	Ibrayev A. (Devnuar)	2					5	5
32	Chirkova N. (ChVS)	1					5	5
33	M A.S. (Sashha)	1					5	5
34	Slavgorodskij P.O. (KillerBi1337)	1					5	5
35	Dedova E.V. (Dedova Ekaterina)	1					4	5
36	Sobolev N.A. (NickolaySobolev)	1					4	5
37	Ivanova E.I. (eve.eve)	2					3	5
38	Shvajko A.V. (Anastasia Shwayko)	1					3	5
39	Rybin (AlexRybchik)	1					ban	ban
40	Nos Ya. (yana_nos)	1					3	5
41	Lama (Lama Koaytnaya)	1					4	4
42	Alekseev A.S. (Andser)	1					3	4
43	Sidorin T.A. (ZALLiRoG_XXX)	1					3	4
44	Torgasheva (senya_t)	2					2	4
45	Lazarev D. (Scrollcer)	1					2	4
46	kham (kh4m1)	1					2	4
47	Sharipova R. (RimShar2026)	1					2	4
48	S (n1pron)	1					2	4
49	Popov (Kuningas)	1					2	4
50	Savitskij R.S. (zzzzqqqqx)	1					2	4
51	Varta (valeks03)	1					2	4
52	Trofimova (ntrofy2026)	1					3	3
53	rrr R.R. (trostn)	1					3	3
54	Alekseev N.A. (n_crls)	1					2	3
55	Vasiliev (onizuka27)	1					2	3
56	test (qwerty37892)	2					2	2
57	Gali H.V. (Harsha10100)	1					2	2
58	Kursed (qweZxcKing)	1					2	2
59	korovka K. (kirkorovka)	1					2	2
60	Sizen V. (s1sam)	3					1	2
61	Anonov (m0n0warg)	2					1	2
62	solovev A.A. (otom4ik53)	1					1	2
63	Zhukov N. (sariya_)	1					1	2
64	Sargsyan A.A. (Dagnee)	1					1	2
65	Kok A. (Eccentrix)	1					ban	ban
66	Tarasov A.S. (FableDev)	1					1	2
67	Kpiev D.A. (pupinzalupin67)	1					1	2
68	Murat M. (murat_mukhammed)	1					1	2
69	Marsheva E. (Marsheva)	1					1	2
70	Valeev Yu.S. (Halturik)	1					1	2
71	Bogatyrev N.V. (BNV2873)	2					ban	ban
72	M I. (Irina2026)	2					1	1
73	Shamurat A.A. (transformator)	1					1	1
74	Ivanov I.I. (vlad91)	1					1	1
75	Khamuev (Tabooret)	1					1	1
76	Tskhao N.M. (caonimenma1)	1					1	1
77	Shvajkina (lenor666)	1					1	1
78	Trefilov M.A. (Max1mka.x)	1					1	1
79	Alikbarov K.M. (konst545)	1					1	1
80	Chauhan R. (Rubain)	1					1	1
81	Koptel'tsev V. (selber)	5
82	Zajtsev R.O. (zayrox)	3
83	Turuzbekova A.M. (Aylin120699)	3
84	bau B.B. (baumann)	3
85	Mishin V. (Gr72)	2
86	Vdovin S. (Rujan)	2
87	Kozha (araisan)	2
88	Safronov P.A. (Paulus73)	2
89	Dudarev K.V. (Kirill_Netot)	2
90	Lebedev E.A. (hardbit)	2
91	DSouza R. (UveBeenRomarioD)	2
92	Kuz'menko (Flamberg_HF)	2
93	Vyazovetskov A.S. (alex_v)	1
94	Pastel T. (paste7l)	1
95	Chernyj S.V. (serij)	1
96	Kurochkin P.A. (qwrqwr)	1
97	Krasovskij E.A. (pegoopik)	1
98	Kostomarov A.V. (al29)	1
99	Ptitsyn A.N. (art777)	1
100	Gorbunov M.S. (gms)	1
101	BlazeBio B.B. (BlazeBio)	1
102	Ishmukhametov R.R. (vanonian)	1
103	Franson K.E. (KEHBECK)	1
104	Abdulmanapov A. (Dvarik)	1
105	Petrov N.V. (Nick21)	1
106	Voronov D. (Elnov.70)	1
107	Tyul'pin V.A. (tiulpin)	1
108	Orlov A. (esterio)	1
109	Vakhromov (v4w)	1
110	Nevskij A.V. (Abraxis2019-2019)	1
111	Kajgorodova A.Yu. (nestynes1)	1
112	Sereda D.N. (Sereda)	1
113	Piotka V. (Pilotich)	1
114	Shipulin I.M. (DanMero)	1
115	Alieva E.S. (AliLen)	1
116	qwe R.Y. (TheWrongOne992)	1					ban	ban
117	Yurchenko Ya.V. (Fizmarazmat)	1
118	Starikov D. (StarikovDima)	1
119	Pomirchiy Y.N. (pomirchiy)	1
120	Khokhulin A.S. (Lewon-Grand)	1
121	Tarabukin (dmitriitarabukinnickname)	1
122	Volodin D.M. (dania0081)	1					ban	ban
123	Kravtsov (Kravts.x)	1
124	Topilina E.V. (kat9i)	1
125	Zakharov M.V. (SoEasy)	1
126	Marshutina E.N. (miss_keyta)	1					ban	ban
127	vktory369 (vk1991)	1
128	Kolobrodov V.P. (ganship)	1
129	Sarkis'yan G. (gennadi_s)	1
130	Nasibullina (swetie)	1
131	Dmitriev N.V. (Son1do)	1
132	Skokov B.S. (leks$$)	1
133	Antonov (ozzy95)	1
134	Burlakov (sergej.burlakov)	1
135	Trufanov (vladtr)	1
136	Kuznetsov V. (prince9403)	1
137	Vasin I.S. (BackForthing)	1
138	P I.*. (IrinaPetr)	1
139	Rozanov +. (maximilian_rozanoff)	1
140	Golovkin I.A. (GHOST2508)	1
141	R. (Wra1th)	1
142	Stepanov (LexFrom)	1
143	Korolev R.V. (zouker)	1
144	barkova Y.I. (cheshk1)	1
145	Komov S.M. (Komov S. M.)	1
146	Afanas'ev V.A. (AVA_13)	1
147	Lysykh V.K. (Usilitel')	1
148	Mishin E.P. (zpendik)	1
149	Boronbaev D. (senpaidias7)	1
150	Seregin (sk15)	1
151	Tangatarov B. (Bakytbek312)	1					ban	ban
152	tagiyeva N.G. (nurcvmmcmmaad)	1					ban	ban
153	Odnokurtsev (AlFochino)	1
154	Alekseev M.A. (ama2301)	1
155	Mozhegov (Danila.M)	1
156	Bal'zhinimaev K.A. (iqkdjos1)	1					ban	ban
157	Gadzhiev (nu3on)	1
158	Cherepanova A.R. (Alexandrina1.0)	1
159	Makarova A.A. (Pinkochka)	1
160	Stytsyuk N. (natalia19930420)	1
161	Aleksandr (AleksandrSQLMaster)	1
162	Afanas'ev S. (TIGR228)	1					ban	ban
163	Novikov (lepric)	1
164	Lyubimenko E.V. (lenwa)	1
165	Shokhalevich A.N. (Anashok)	1
166	Kim K.S. (lumbersh)	1
167	Petrov A.I. (Tobo-bobo)	1
168	hozoy Y.Yu. (yozoh)	1
169	Shur (vishur21)	1
170	Romanov L.A. (Lion_io900)	1
171	Sapsin M.A. (Maksim Sapsin)	1
172	Koval' (koval12)	1
173	Mi (Valentisiami)	1
174	Koropchan (Gal87)	1
175	Stonis S.O. (Sergjik23t)	1
176	Gudelnikov S.A. (SG1328)	1
177	Majer A. (AntonM66)	1
178	Zakharov (svyyy)	1
179	Petrukhin M.A. (DidicitDiscere)	1
180	Pottery L. (KishKotenok)	1
181	Tsukanova D. (Diana Tsukanova)	1
182	zaitsev (Mr.Danil_SQL)	1
183	Mozhajskaya G.A. (Vtb60462)	1
184	Bespalova V.Yu. (ABCDEFGH_2020)	1
185	Shramenko A.S. (Artyom95)	1
186	Tyo V.E. (Miracle-)	1
187	Nak N. (kouzx1)	1					ban	ban
188	G (Ol'ga G.)	1
189	Gorshenina S. (gorshenina.svetlana)	1
190	Mak (Solonochka1216)	1
191	Jusupova K. (Kani20)	1
192	Stasilevich A. (AlinaStasi)	1
193	Kharitonov E.A. (Zh-end-oS)	1
194	Belyaeva (bel_kar)	1
195	Viktorov V.K. (Goblin67)	1
196	Savin S.E. (Semen228)	1
197	Taha B.A. (baha__)	1
198	Brodovikova Yu.L. (juliabro)	1
199	olenova D. (Diaaanaaaa)	1
200	Malyavin D.D. (JiYo)	1
201	Icheve I.I. (Icheve)	1
202	Unregistered	18

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