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July 23, 17:37 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	Filippkin D.V. (_dimon_)	2	2	264		5
2	Shibaev (saah)	1	1	45		2
3	Seferbekov (seferbekov)	1			2	2
4	gladyshev E.K. (egyr)	2					14	24
5	Ryzhenkov G.M. (gregbaba)	1					14	20
6	Mulloev A.E. (goroth)	2					13	19
7	Znamenskaya E.A. (Katrina_Marrei)	2					15	18
8	Raemgulova (gtguhyhyiroo)	1					14	18
9	Daukenova K.A. (Kseniya Andreevna)	2					13	16
10	Khudajberdyev A.A. (a.khudaiberdyev)	2					10	16
11	Shuminov E. (EzraSh)	2					10	13
12	Ivanova E.A. (kater700)	1					10	13
13	Khokhlov (TermiDD81)	1					7	12
14	Nastavko V.I. (alwaysonheight)	1					8	11
15	Luneva D.A. (DLuneva)	1					7	11
16	Kuzybaev D.T. (DA_Morth)	1					6	8
17	Zaluzhskij V.S. (vszsky)	1					6	8
18	Folomeev (Cap1568)	2					5	8
19	drobysheva M.A. (MARYYYYYYYYY)	2					5	8
20	Vinter A. (alexwint)	3					6	7
21	Sorokin D. (sorokind)	2					6	7
22	Kutsov M.V. (vojda1711)	1					6	7
23	Kodochigov M.S. (KMS70)	1					6	7
24	Trofimova (ntrofy2026)	2					5	7
25	Akkazhov M.I. (Meir_82)	2					5	7
26	Usikova (Ya.)	1					5	7
27	Polyakova V.M. (Roni0x)	1					4	7
28	Glazunova S.I. (Sof'ya Glazunova)	1					6	6
29	Yashina (T.777)	2					5	6
30	Artem'eva (victoria_tory97)	1					5	6
31	Lomakina (lomchik)	1					5	6
32	Golovko O.A. (OlgaAY)	1					5	6
33	Konovalov (Areksei)	1					4	6
34	FFA S.V. (von_eGeL)	1					4	6
35	Altashin S.V. (burrito)	1					3	6
36	Zorkin A.M. (SpamAttack)	1					3	6
37	Petrunina A.Yu. (petruniina)	1					3	6
38	Dzhurabaev S. (Seynasyr)	2					5	5
39	1 (Dimas1p)	1					5	5
40	ess (ernyg)	2					ban	ban
41	Rudakova (maryzi13)	1					3	5
42	piopio5 (piopio5)	1					3	5
43	Korotkevich I.A. (somnambula)	1					3	5
44	Shukhratov Z.Z. (z2z)	2					4	4
45	Lyapun D.V. (dara334323423)	2					4	4
46	Taskin (TheAcedia)	2					4	4
47	fgt (parampam789!)	2					4	4
48	Filippov D.A. (shketik)	1					4	4
49	singh A.O. (Abhishek26)	2					2	4
50	Burtonov A.V. (tak to)	2					2	4
51	Titov (Kotoday)	1					2	4
52	Krasavtseva O. (olivkap)	1					2	4
53	Bustonov N. (nara6226)	1					2	4
54	Karelina M.A. (Mariya Karelina)	2					3	3
55	Mishen'kin (teagod1)	1					3	3
56	Leonov D.V. (xannnnn)	1					2	3
57	Egorova (EAzltoe)	1					2	3
58	23 (ll23lll)	1					2	3
59	Lenik S.P. (4ipalin0)	1					2	3
60	Qwerty (waxyyy)	1					1	3
61	edmond2 (edmond2)	2					2	2
62	Vasil'ev (GudiniMoonlight)	1					2	2
63	123 1.1. (Injct)	1					2	2
64	Samofalov E.A. (f4lorchik)	1					2	2
65	Zaugol'nikova A.V. (ArinaZ)	1					2	2
66	Kudryavceva (pgadmin)	2					1	2
67	Savin .V. (banana_crepee)	2					1	2
68	Evstaf'ev D.A. (Redis22)	1					1	2
69	Shmelyova V. (Nika_19)	1					1	2
70	Ivanova (nahi1)	1					1	2
71	Rezvan (SilentLand33)	1					1	2
72	Eliseeva K.V. (Kseniya Eliseeva)	1					1	2
73	Zubkov D. (Dm54)	1					1	2
74	Voronov R. (edemr26)	1					1	2
75	Malikov A.A. (Ara2002)	1					1	2
76	Sayyan V.R. (Vah_666)	1					1	2
77	trnv D.M. (dmtrnshsss)	1					1	2
78	bobr_kurwa (bobr kurwa)	1					1	2
79	Nozdrachev A. (nozddr)	1					1	2
80	Anisimov (ArturenciA)	2					ban	ban
81	Timchuk I. (Ilya Timchuk)	2					1	1
82	Kolmogorova (NadK)	1					1	1
83	Oliveira M. (cafaBR)	1					1	1
84	Shaikh (Angy33)	1					1	1
85	Urakina K. (Ksu774)	1					1	1
86	Berseneva T.M. (Bersa_3785)	1					1	1
87	Yurova (AherCh)	1					1	1
88	Paltseva K.K. (ksuply)	1					1	1
89	Bergman (kontur19)	1					1	1
90	Mandzheev V.N. (vehhh)	1					1	1
91	Zuev M. (Enotasamovar)	1					1	1
92	a A.A. (estrell.llaaaaa)	1					1	1
93	Krasovskij E.A. (pegoopik)	2
94	Golubeva (Sutie)	2
95	Sarkis'yan G. (gennadi_s)	2
96	Gerasimov (alexmduk)	2
97	Bykov (sky-shore)	2
98	Klochkov S. (Klochkov Sergey)	2
99	Muthukrishnan A. (Agal13)	2
100	Komarov P.A. (bajaSQL)	2
101	Antonov I. (shkedin)	2
102	Silant'ev N. (Pylone)	2
103	Kondrat'ev A.F. (Alekss361)	2
104	Bilyk K. (ArchiKate21845)	2
105	ravaev M.G. (ravvyelle)	2
106	Khamitov T.E. (timur_ha)	2
107	Komissarova E. (komissarova1991)	2
108	Morozov O. (morozov.cfo)	2
109	Williams B. (BW)	1
110	Pupkin (Kikimora)	1
111	Woland (Wolandd)	1
112	Berkovich A. (ArturBerk)	1
113	Sigankov V.I. (vasilyvanc)	1
114	Petrov (Steamboat)	1
115	Balashova (albalashova)	1
116	Ushakova (truksu)	1
117	Denisov D. (Warpach)	1
118	Anisimov (Anisimovg)	1
119	Rogov (MChirkov)	1					ban	ban
120	Protsko M. (arhast)	1
121	Mel'nikov (Oshkarito)	1
122	N T. (TarasN)	1
123	Scherbakov S.A. (mnlght)	1
124	Marieva M. (margo.mariv)	1
125	Pipch (Pipch)	1
126	Ustavshchikov D.V. (Dustver)	1
127	Vasyutina M. (kykyryza2021)	1
128	Makarova A. (JuStudent)	1					ban	ban
129	Klochkov (Reduktor)	1
130	Kuznetsova A.K. (kuzenka_ap)	1
131	Sedyaev I. (NiHaoDe)	1
132	Malinovskaya Ya. (MalinovskayaYana)	1
133	Shikov V. (Viktor_TG)	1
134	Golovko A.V. (AlexGolovko)	1					ban	ban
135	Strukov (StrukovSA)	1
136	Matokhin A. (fresdeww)	1
137	Dogadov S.V. (Serzho)	1
138	Safonov D.A. (cobol78)	1
139	Najik (Najik7)	1
140	Iv (Angielina)	1
141	Akimov N.V. (Nikita A)	1					ban	ban
142	Nurmakhanbet (zloypony)	1
143	Gonvharov T. (timurgoncharov)	1					ban	ban
144	Revenko M.A. (CptDisturbed)	1					ban	ban
145	Kameneva (kristachak)	1
146	Kulikov M.O. (maximcka87)	1
147	Raupova N.B. (Nizukuba)	1
148	Zholdoshbaev (sunkhan)	1
149	Islamov (almazSecond2234)	1
150	Beast M. (mr beast)	1
151	R. (Wra1th)	1
152	Tuzhba G.B. (Greg_Tuz)	1
153	Shevyrev R. (shev10)	1
154	Korotenko Ya.V. (redvish)	1
155	Kuramshin S.I. (Sergey Kuramshin)	1
156	Yumaguzhina R.R. (Rushaniya)	1
157	yaya (yayaue)	1
158	Belyaev P. (Dreksil)	1
159	Skibin V.V. (SQL_vvs)	1
160	Lysykh V.K. (Usilitel')	1
161	L'vov O.V. (McLion)	1
162	Vavel' V.A. (VikVav)	1
163	Akameeva S.V. (SVA1)	1
164	Kartashov (Glebs)	1
165	fpga (fpga)	1
166	Ustinov (Defter7)	1
167	Odnokurtsev (AlFochino)	1
168	Aleksandrova V. (VolhaAlex)	1
169	Setaiy N. (siwa)	1
170	Boyarintseva E. (eleonbor)	1
171	Goldobin E.G. (prm259)	1
172	Volkova E. (keke97)	1
173	Trushnikov M.N. (chajan)	1
174	Archy (Torpedo2024)	1
175	Lyubimenko E.V. (lenwa)	1
176	Tskhao N.M. (caonimenma1)	1
177	Gudkov D. (Winter Warrior)	1
178	Evgen'ev (gek_c)	1
179	Yakovleva T.O. (mala zeleni garoschkof')	1					ban	ban
180	squirrel (squir_el)	1
181	Zhirnova A.A. (Alisik)	1
182	K. A.V. (AlexanderK84)	1
183	Abdulov F.N. (FuadSQL)	1
184	Titov (Mnogoznaal)	1
185	Yur (Stipashka06)	1
186	Bromberg A. (ariel_bro)	1
187	Daukenova K. (Kseniya Andreena)	1
188	Kostrygina (Hiki_Imaru)	1
189	Bopche N.R. (Neha Bopche)	1
190	Kramich (Kram1308)	1
191	Haciyev I.A. (Ismayil)	1					ban	ban
192	Shishova P.S. (shajealess)	1
193	Aliyeva N. (Nabi0906)	1
194	Rozenberg A.N. (IIIyRa)	1
195	Markova Ya.A. (yana111&jdjhgfs)	1
196	Gept A.V. (arthurgpt)	1					ban	ban
197	Matyugin E. (lordpr)	1
198	Lobkovskij R.S. (Roald)	1
199	Vor (Daschutka)	1
200	Levin Yu.A. (pdestroyer)	1
201	Matroskin K.F. (PseudoNim1)	1
202	morozov (Ilya1!1!)	1
203	Bukaeva E.N. (e.buka)	1
204	suleymanova E. (elvichka)	1
205	Zhirnyakov V.M. (vladdisshhe)	1
206	Shevchenko A.A. (Yter)	1
207	Khalkiopov V. (khalkiopov96)	1
208	Nik (Tiger20111)	1
209	Martynov F. (squarebugbear)	1
210	Knyazev V.V. (Artspiteful)	1
211	Zhuravleva M.I. (Margoshka997)	1
212	Davletshin M.E. (miratd)	1
213	Larina (ralinariik)	1
214	Ryl'skaya D.O. (lazybubble)	1
215	Chizh G. (major333)	1
216	Khambikov (Aleksandr Gurman)	1
217	Unregistered	24

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