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January 07, 19:11 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	Kokhova Yu.A. (CrazyFox3)	2			15	21	ban	ban
2	Yastrebov D.D. (Yakimori)	2			8	8
3	Palasukhin D.S. (Nitrinos)	1	1	35		3
4	Vdovin S. (Rujan)	4	1	-19		2
5	Sadullaev D.?. (lxxst)	1					ban	ban
6	Pupochko T.K. (AdeptSem)	1					10	20
7	Dvornichenko E.A. (Chaika_)	1					11	19
8	Savin T. (jeffrey_epstein_1488)	3					14	17
9	Senatorova E.K. (senatorova)	1					14	17
10	Furs (ImperatorMeo)	1					12	15
11	Karol A.A. (Romanium_goos)	1					12	15
12	balabaev (smthhappen64)	3					11	14
13	tulyaeva S.T. (boqiemm)	1					10	13
14	Gershuk (blit9)	3					9	13
15	Akhm A. (zefirius)	1					9	13
16	Tarasov O. (OlegTarasov)	1					7	12
17	khitova A.K. (pavetra)	2					8	11
18	Pantyushin D. (Kaz_Horn)	1					8	11
19	Pontikus (Andranikus)	1					9	10
20	Gur (kennytypo1337)	1					7	9
21	Popov (GennadiyPI2)	1					7	9
22	Bedir F. (Fedo92)	1					7	9
23	Calugar M.G. (harambe2mlg)	1					7	9
24	Trezlou (Anny Treslow)	1					6	8
25	Hesenzade (Hasanzade)	1					6	8
26	Zajtsev E. (zaegorrr)	1					6	7
27	Lebedev V. (Lebedev_VV)	1					4	7
28	Dmitriev P.E. (forthemotherrus)	3					5	6
29	Lukutova A.A. (Lukutok)	1					5	6
30	Samandov S. (Suleyman.Samandov)	2					4	6
31	Sidorov (Bieronim)	1					4	6
32	Dorofeeva (userName12345)	1					4	6
33	Kolomin A. (valanchik)	2					3	6
34	Nosov A.A. (Aleksej (FTO))	2					3	6
35	Tarakanov V.V. (ChXos)	2					3	6
36	... (Igor...)	1					3	6
37	Ursaki M.A. (Maloii)	1					3	6
38	Sizonets (svetleishiy avgustin)	4					5	5
39	Pomortsev (Romanych6666)	3					5	5
40	Botina D. (daria2025)	2					5	5
41	Polkri P.V. (Petr_Polkri_67)	2					5	5
42	Ibagimova A. (acieli330)	1					5	5
43	Semenura (LITEPRA)	1					5	5
44	Gracheva (VG0302)	2					4	5
45	a A.A. (Artur1q)	1					4	5
46	Ivanov (oppewala)	1					4	5
47	Ronaldo C.T. (Chris2121)	1					4	5
48	Kotova (elilia)	3					3	5
49	Fedorova V.N. (verun)	2					3	5
50	Panicheva V.D. (_Vika_)	2					3	5
51	Ilya I.I. (Ilya_123)	2					3	5
52	Kondratyuk M. (Kondrat0206)	1					3	5
53	Zhigalova V.A. (butterbread)	2					4	4
54	Ekhlakov I. (pomidor2525)	2					4	4
55	Evsyukovaa (nastasi_ann)	1					4	4
56	Yurchenko (tselkovyy)	2					2	4
57	Wooster (Nick Bucklow)	1					2	4
58	Kozlov A. (Antoa)	1					ban	ban
59	Fedoruk I.A. (yvan123)	1					2	4
60	Zakharova (veronika111)	1					2	4
61	qwe R.Y. (TheWrongOne992)	1					ban	ban
62	Chepiga D.D. (Dmitrii256)	2					3	3
63	Ivanov (bigdick69)	2					3	3
64	Platonov A. (Golden-Times)	1					3	3
65	Roza T.A. (tanyushkaroza)	1					3	3
66	Dettsel' (AlexDET)	1					2	3
67	Eeee K. (HrenZnaet)	1					2	3
68	Kun D.M. (salomorja)	1					2	3
69	Kazusev (Iordan)	1					2	3
70	Vasenko (wsl*)	1					2	3
71	Baisheva F.Kh. (Data_Master)	2					1	3
72	Laryionava (consolka)	1					2	2
73	Khusainova V. (KhVR99)	1					2	2
74	Ivanov I.I. (vlad91)	2					1	2
75	Chalov (auxiliarytrinket)	2					ban	ban
76	Livshits (@Valeriy)	1					1	2
77	Lakalov D. (Meilleur_NG)	1					1	2
78	Abdullina (yulia_not_yulia)	1					1	2
79	Zakharov P.V. (petruha74)	1					1	2
80	Mishkovich T. (RRBlack)	1					1	2
81	Zinnatulin R.M. (Snuf_210)	1					1	2
82	Kovalenko A.E. (problemsolver9095)	1					1	2
83	kikiki (Swew)	1					1	2
84	Khodenok L. (lina_hodenok)	1					1	2
85	Pashchenko (lisiczka)	1					1	2
86	P'yankov (IVAN PI)	2					ban	ban
87	Shejko Z. (Sheiz)	2					1	1
88	Suslov A.A. (Susel 5757)	2					1	1
89	Eremina A.V. (Arcanum)	1					1	1
90	Kabkov (AKabkov)	1					1	1
91	Mityukov E.D. (hezky)	1					1	1
92	Ganeev R.V. (Ravil-1989)	1					1	1
93	Kashintsev (certtone)	3					ban	ban
94	Koptel'tsev V. (selber)	2
95	Vinogradova S.M. (Tigra1)	2
96	Malakhov A.V. (JLaKeR)	2
97	Brazhnikova L.A. (L47)	2
98	Sarkis'yan G. (gennadi_s)	2
99	P I.*. (IrinaPetr)	2
100	Odegov A.I. (KovroLitik)	2
101	Korolev R.V. (zouker)	2
102	Grinyova E.P. (Neru38_)	2
103	Rumyantsev D.A. (DenisRumyantsev23isbo4)	2
104	Safronov P.A. (Paulus73)	2
105	Vukolov A. (al.vuk)	2
106	Ramteke H.T. (Himanshu Ramteke)	2
107	Kozhemyakin Yu.V. (Kontebo)	2
108	Tidke S.P. (Abhi_Somesh)	2
109	pranjale A.M. (ciphera)	2
110	Dakare A.S. (anu0702)	2
111	pardhi G.L. (@Gayu)	2
112	more T.D. (Trishti)	2
113	Kawle S.D. (Sandesh01)	2
114	qw Q.Q. (Gudi00qqqq)	2
115	Zryumov E.A. (Zryumov)	1
116	Krasovskij E.A. (pegoopik)	1
117	Revyakin (Revlani)	1
118	Filyanov (floody)	1
119	Kurchatov I.V. (Antratsitovets)	1
120	Zakharov (Garu519)	1
121	chaika (chaika_ds)	1
122	Mali V.A. (WMali)	1
123	Lazareva E. (lea_22)	1
124	Stotsky V. (sl4cker)	1
125	Kolmogorova (NadK)	1
126	Tikhonova E.N. (evti)	1
127	boi N. (nibba)	1
128	Smith (tibacityblues)	1
129	Guzhevnikov V. (Hafany)	1
130	Petrusenko A.A. (Bronivoy)	1
131	Li V.R. (SHeG99)	1
132	Ivanov (SilverLight)	1
133	Andryushin (nurglet)	1
134	ekalim E. (ekalim)	1					ban	ban
135	Babaev U. (Usmen)	1
136	Korsakov I. (k0rsakov)	1
137	Bazilevskij (dbzlsk)	1
138	Sh Yu.N. (enken)	1
139	Yakupov R. (Bloomder)	1
140	Zhukov (ASCR)	1
141	Galajko P. (tonymarakony)	1
142	Ryabykin M.V. (Mikhail1704)	1
143	Khudorozhko A. (Oleksij)	1
144	Kirov (Arturchik123)	1					ban	ban
145	Najik (Najik7)	1
146	Strunnikova K.E. (WasabiFox)	1					ban	ban
147	Nedajvoda S.A. (Ned_SG)	1
148	Ivanov (userTest1)	1
149	Zamotajlo A.A. (Zamelo)	1
150	Ukhach E. (Allkat)	1
151	K D. (onay)	1
152	Aliyev V. (Vussy)	1
153	Alimova (Character666)	1
154	Smelov A.A. (Smelov Artem)	1
155	Karpov I.E. (Karpov_Igor)	1
156	Savel'ev A.V. (Aleksandr_SQL_EX)	1					ban	ban
157	R. (Wra1th)	1
158	Rau M.A. (mary6)	1
159	Komov S.M. (Komov S. M.)	1					ban	ban
160	Selifanova M. (mselifanova)	1
161	Lysykh V.K. (Usilitel')	1
162	Krasil'nikov A.A. (Ellipsis1906)	1
163	Obukhova A.Yu. (nasquirrelo)	1
164	Gregory (Really_cool_boy2000)	1
165	Shpengler A.V. (Nbuzz)	1
166	Rots (myrtyx))	1
167	Ibragimov (Rinatr)	1
168	Ryabov A. (Slavander)	1
169	Vinogradova E. (-Helen-)	1					ban	ban
170	Popov D.D. (_jabron)	1
171	Rebovskij (x-lerasim13)	1
172	Arzumanova M.V. (marasql13)	1
173	Tarasov I.E. (Dyce)	1
174	X X.L. (lerasim)	1
175	Nechiporenko (Olequs_2004)	1
176	Baul' N.V. (Bionicka)	1
177	Lyubeznov P.V. (noname2025)	1
178	Kekov (andrewlom25)	1
179	romPro18 A.A. (romPro19)	1
180	Belyak (TheTester)	1
181	Kim A.M. (sashaKATA)	1
182	Tischenko (Slisen)	1
183	Mahalle P.P. (Piyush Mahalle)	1
184	Shaniware H.P. (Himanshu Shaniware)	1
185	Dhage A.S. (Ajinkya01)	1
186	Tembhurne P.P. (prajkta)	1
187	Jadhav A.R. (INT3rrup7)	1
188	Patrikar S.M. (sanika11)	1
189	Patle V.K. (Psycho127)	1
190	Emtsev I.V. (Midirka)	1
191	Fayzullayev (Lutfullo)	1
192	maksimov M.A. (tester543)	1
193	Petukhov D. (DmitryData)	1
194	Vishnevskij D. (R@ZOR)	1
195	Kolesov S.B. (Kolesov Stepan)	1
196	Raznitsyn (Pepperni)	1
197	Chimikina F.Ch. (CH_F_2002)	1
198	Chervyakova (Sora)	1
199	Rozhkov A.N. (sterozilla)	1
200	Cherentaev V. (Gresee)	1
201	Bitsura (toshfm)	1
202	Trofimchuk M. (Palmer212)	1
203	R Z.S. (rmzn)	1
204	Eliseev (wtf chto ya zdes zabyl...)	1
205	Shcherbakova (Katou)	1
206	Mukhtarov A.Zh. (ArsenKZ)	1
207	Sebastian A. (Anandhu)	1
208	Selokar A.R. (Anjali0307)	1
209	kamble (Meetkumar)	1
210	sontakke V.V. (vanshsontakke)	1
211	Ramteke (himanshuuu)	1
212	Grevtsev P. (PavelCoder)	1
213	Pavlova D.R. (Dar'ya2026)	1
214	test (qwsdcfvb)	1
215	Pak M.Yu. (PakMa)	1
216	artemova (umnic_a)	1
217	Vu H. (hvu1111)	1
218	Sten'kova V.S. (BarabashkaV)	1
219	Unregistered	40

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