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July 23, 18:42 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					15	26
5	Raemgulova (gtguhyhyiroo)	1					15	20
6	Ryzhenkov G.M. (gregbaba)	1					14	20
7	Mulloev A.E. (goroth)	2					13	19
8	Znamenskaya E.A. (Katrina_Marrei)	2					15	18
9	Daukenova K.A. (Kseniya Andreevna)	2					13	16
10	Khudajberdyev A.A. (a.khudaiberdyev)	2					10	16
11	Shuminov E. (EzraSh)	2					11	14
12	Ivanova E.A. (kater700)	1					10	13
13	edmond2 (edmond2)	2					9	13
14	Artem'eva (victoria_tory97)	1					9	12
15	Khokhlov (TermiDD81)	1					7	12
16	Nastavko V.I. (alwaysonheight)	1					8	11
17	ess (ernyg)	2					ban	ban
18	Luneva D.A. (DLuneva)	1					7	11
19	Petrunina A.Yu. (petruniina)	1					5	9
20	Kuzybaev D.T. (DA_Morth)	1					6	8
21	Zaluzhskij V.S. (vszsky)	1					6	8
22	Folomeev (Cap1568)	2					5	8
23	drobysheva M.A. (MARYYYYYYYYY)	2					5	8
24	Polyakova V.M. (Roni0x)	1					5	8
25	Vinter A. (alexwint)	3					6	7
26	Sorokin D. (sorokind)	2					6	7
27	Kutsov M.V. (vojda1711)	1					6	7
28	Kodochigov M.S. (KMS70)	1					6	7
29	Trofimova (ntrofy2026)	2					5	7
30	Akkazhov M.I. (Meir_82)	2					5	7
31	Konovalov (Areksei)	1					5	7
32	Usikova (Ya.)	1					5	7
33	Glazunova S.I. (Sof'ya Glazunova)	1					6	6
34	Yashina (T.777)	2					5	6
35	Lomakina (lomchik)	1					5	6
36	Golovko O.A. (OlgaAY)	1					5	6
37	FFA S.V. (von_eGeL)	1					4	6
38	Altashin S.V. (burrito)	1					3	6
39	Zorkin A.M. (SpamAttack)	1					3	6
40	Dzhurabaev S. (Seynasyr)	2					5	5
41	1 (Dimas1p)	1					5	5
42	Zaugol'nikova A.V. (ArinaZ)	1					5	5
43	Rudakova (maryzi13)	1					3	5
44	piopio5 (piopio5)	1					3	5
45	Korotkevich I.A. (somnambula)	1					3	5
46	Shukhratov Z.Z. (z2z)	2					4	4
47	Lyapun D.V. (dara334323423)	2					4	4
48	Taskin (TheAcedia)	2					4	4
49	fgt (parampam789!)	2					4	4
50	Filippov D.A. (shketik)	1					4	4
51	singh A.O. (Abhishek26)	2					2	4
52	Burtonov A.V. (tak to)	2					2	4
53	Titov (Kotoday)	1					2	4
54	Krasavtseva O. (olivkap)	1					2	4
55	Bustonov N. (nara6226)	1					2	4
56	Karelina M.A. (Mariya Karelina)	2					3	3
57	Bromberg A. (ariel_bro)	1					3	3
58	Mishen'kin (teagod1)	1					3	3
59	Leonov D.V. (xannnnn)	2					2	3
60	Egorova (EAzltoe)	1					2	3
61	23 (ll23lll)	1					2	3
62	Lenik S.P. (4ipalin0)	1					2	3
63	Qwerty (waxyyy)	1					1	3
64	Sorokin (BedBug)	1					2	2
65	Vasil'ev (GudiniMoonlight)	1					2	2
66	123 1.1. (Injct)	1					2	2
67	Samofalov E.A. (f4lorchik)	1					2	2
68	Kudryavceva (pgadmin)	2					1	2
69	Savin .V. (banana_crepee)	2					1	2
70	bobr_kurwa (bobr kurwa)	2					1	2
71	Evstaf'ev D.A. (Redis22)	1					1	2
72	Shmelyova V. (Nika_19)	1					1	2
73	Ivanova (nahi1)	1					1	2
74	Rezvan (SilentLand33)	1					1	2
75	Eliseeva K.V. (Kseniya Eliseeva)	1					1	2
76	Zubkov D. (Dm54)	1					1	2
77	Voronov R. (edemr26)	1					1	2
78	Malikov A.A. (Ara2002)	1					1	2
79	Sayyan V.R. (Vah_666)	1					1	2
80	Rozenberg A.N. (IIIyRa)	1					1	2
81	trnv D.M. (dmtrnshsss)	1					1	2
82	Nozdrachev A. (nozddr)	1					1	2
83	Khalkiopov V. (khalkiopov96)	1					1	2
84	Anisimov (ArturenciA)	2					ban	ban
85	Timchuk I. (Ilya Timchuk)	2					1	1
86	Khambikov (Aleksandr Gurman)	2					1	1
87	Kolmogorova (NadK)	1					1	1
88	Oliveira M. (cafaBR)	1					1	1
89	Ignat'eva O.E. (Olga_Ign)	1					1	1
90	Shaikh (Angy33)	1					1	1
91	Urakina K. (Ksu774)	1					1	1
92	Berseneva T.M. (Bersa_3785)	1					1	1
93	Yurova (AherCh)	1					1	1
94	Paltseva K.K. (ksuply)	1					1	1
95	Giniyatullin (zizu_shoka)	1					1	1
96	Bergman (kontur19)	1					1	1
97	Mandzheev V.N. (vehhh)	1					1	1
98	Zuev M. (Enotasamovar)	1					1	1
99	a A.A. (estrell.llaaaaa)	1					1	1
100	Sarkis'yan G. (gennadi_s)	3
101	Krasovskij E.A. (pegoopik)	2
102	Golubeva (Sutie)	2
103	Petrov (Steamboat)	2
104	Gerasimov (alexmduk)	2
105	Bykov (sky-shore)	2
106	Klochkov S. (Klochkov Sergey)	2
107	Muthukrishnan A. (Agal13)	2
108	Komarov P.A. (bajaSQL)	2
109	Antonov I. (shkedin)	2
110	Silant'ev N. (Pylone)	2
111	Kondrat'ev A.F. (Alekss361)	2
112	Shishova P.S. (shajealess)	2
113	Bilyk K. (ArchiKate21845)	2
114	ravaev M.G. (ravvyelle)	2
115	Khamitov T.E. (timur_ha)	2
116	Komissarova E. (komissarova1991)	2
117	Morozov O. (morozov.cfo)	2
118	Malevskaya I. (malevski)	2
119	Williams B. (BW)	1
120	Pupkin (Kikimora)	1
121	Woland (Wolandd)	1
122	Berkovich A. (ArturBerk)	1
123	Sigankov V.I. (vasilyvanc)	1
124	Balashova (albalashova)	1
125	Ushakova (truksu)	1
126	Denisov D. (Warpach)	1
127	Anisimov (Anisimovg)	1
128	Rogov (MChirkov)	1					ban	ban
129	Protsko M. (arhast)	1
130	Mel'nikov (Oshkarito)	1
131	N T. (TarasN)	1
132	Scherbakov S.A. (mnlght)	1
133	Marieva M. (margo.mariv)	1
134	Pipch (Pipch)	1
135	Ustavshchikov D.V. (Dustver)	1
136	Marchenkov T. (Timoteo)	1
137	Vasyutina M. (kykyryza2021)	1
138	Makarova A. (JuStudent)	1					ban	ban
139	Klochkov (Reduktor)	1
140	Kuznetsova A.K. (kuzenka_ap)	1
141	Sedyaev I. (NiHaoDe)	1
142	Malinovskaya Ya. (MalinovskayaYana)	1
143	Shikov V. (Viktor_TG)	1
144	Golovko A.V. (AlexGolovko)	1					ban	ban
145	Strukov (StrukovSA)	1
146	Matokhin A. (fresdeww)	1
147	Dogadov S.V. (Serzho)	1
148	Safonov D.A. (cobol78)	1
149	Najik (Najik7)	1
150	Iv (Angielina)	1
151	Akimov N.V. (Nikita A)	1					ban	ban
152	Nurmakhanbet (zloypony)	1
153	Gonvharov T. (timurgoncharov)	1					ban	ban
154	Revenko M.A. (CptDisturbed)	1					ban	ban
155	Kameneva (kristachak)	1
156	Kulikov M.O. (maximcka87)	1
157	Raupova N.B. (Nizukuba)	1
158	Zholdoshbaev (sunkhan)	1
159	Islamov (almazSecond2234)	1
160	Beast M. (mr beast)	1
161	R. (Wra1th)	1
162	Tuzhba G.B. (Greg_Tuz)	1
163	Shevyrev R. (shev10)	1
164	Korotenko Ya.V. (redvish)	1
165	Kuramshin S.I. (Sergey Kuramshin)	1
166	Domashov A.P. (Hausov)	1
167	Yumaguzhina R.R. (Rushaniya)	1
168	yaya (yayaue)	1
169	Belyaev P. (Dreksil)	1
170	Skibin V.V. (SQL_vvs)	1
171	Lysykh V.K. (Usilitel')	1
172	L'vov O.V. (McLion)	1
173	Vavel' V.A. (VikVav)	1
174	Akameeva S.V. (SVA1)	1
175	Najmanov T. (Naiman10)	1
176	Kartashov (Glebs)	1
177	fpga (fpga)	1
178	Ustinov (Defter7)	1
179	Odnokurtsev (AlFochino)	1
180	Aleksandrova V. (VolhaAlex)	1
181	Shevelyova K. (azuriya)	1
182	Setaiy N. (siwa)	1
183	Boyarintseva E. (eleonbor)	1
184	Goldobin E.G. (prm259)	1
185	Volkova E. (keke97)	1
186	Iroshnikov (azwsdq)	1
187	Trushnikov M.N. (chajan)	1
188	Archy (Torpedo2024)	1
189	Lyubimenko E.V. (lenwa)	1
190	Tskhao N.M. (caonimenma1)	1
191	Gudkov D. (Winter Warrior)	1
192	Evgen'ev (gek_c)	1
193	Yakovleva T.O. (mala zeleni garoschkof')	1					ban	ban
194	squirrel (squir_el)	1
195	Zhirnova A.A. (Alisik)	1
196	Rytkov V.A. (Creper_f)	1
197	K. A.V. (AlexanderK84)	1
198	Abdulov F.N. (FuadSQL)	1
199	Titov (Mnogoznaal)	1
200	Yur (Stipashka06)	1
201	Daukenova K. (Kseniya Andreena)	1
202	Kostrygina (Hiki_Imaru)	1
203	Bopche N.R. (Neha Bopche)	1
204	Kramich (Kram1308)	1
205	Haciyev I.A. (Ismayil)	1					ban	ban
206	Aliyeva N. (Nabi0906)	1
207	Markova Ya.A. (yana111&jdjhgfs)	1
208	Gept A.V. (arthurgpt)	1					ban	ban
209	Matyugin E. (lordpr)	1
210	Lobkovskij R.S. (Roald)	1
211	Vor (Daschutka)	1
212	Levin Yu.A. (pdestroyer)	1
213	Matroskin K.F. (PseudoNim1)	1
214	morozov (Ilya1!1!)	1
215	Bukaeva E.N. (e.buka)	1
216	suleymanova E. (elvichka)	1
217	Zhirnyakov V.M. (vladdisshhe)	1
218	Shevchenko A.A. (Yter)	1
219	Nik (Tiger20111)	1
220	Martynov F. (squarebugbear)	1
221	Knyazev V.V. (Artspiteful)	1
222	Zhuravleva M.I. (Margoshka997)	1
223	Davletshin M.E. (miratd)	1
224	Larina (ralinariik)	1
225	Ryl'skaya D.O. (lazybubble)	1
226	Chizh G. (major333)	1
227	Budianska N. (malu4i)	1
228	Unregistered	25

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