Today's statistics at "SQL Exercises"

November 12, 11:23 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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  • Rating of second-stage exercises (average)
  • Rating of 2nd-stage exercises (median)
  • Author's rating  • 2nd stage rating up to exercise:
   enter No 
  • Rating on the exercise:
   enter No
  • Optimistic rating
   enter factor

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SQL exercises

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      choosing DBMS)
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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	Gromov N.S. (FactoryDir)	2			3	4
2	Krasko (KKA45)	1	2	2		2
3	r A. (arb_)	1			1	2
4	Konev S.S. (konevav)	1					ban	ban
5	Osipov (miyko)	1					15	26
6	Lajlo M.V. (Lo.mila)	1					15	25
7	Vorob'eva P.M. (polysik)	1					ban	ban
8	Klevtsova V.A. (VaryaKL)	1					ban	ban
9	Dankov D. (davidiq)	1					15	24
10	Yapparov D.M. (Dan'ka0228)	1					ban	ban
11	Fyodorova I.A. (IrinaFed)	1					ban	ban
12	Andryushin L. (Vingael)	5					15	20
13	Sabirov I.Z. (sambuf)	2					15	18
14	Gudova Z.K. (Zlata-null)	1					11	13
15	Pashaeva S.Sh. (taptaptap)	1					9	13
16	Testov (vvvmmp)	2					7	12
17	p (lvplvpvlplvpv)	2					9	11
18	Avdoshina A.E. (AngelinaAvd)	1					9	11
19	Bulatski (wqpxzk)	1					9	11
20	Lagutko E. (Veckw)	1					7	11
21	Khmel'nov S. (EnjoyTheSilence)	1					9	10
22	titov I.A. (enotikF)	1					8	9
23	Sosnoskikh O.A. (muran)	2					7	9
24	Ivanov G.E. (ffymch)	1					7	9
25	Myakishev M.N. (iuiui)	2					ban	ban
26	Sinyak (patsuk)	1					6	8
27	Samokhvalov S.I. (GraimWorld)	1					ban	ban
28	Savitskiy A.O. (Alexsesxs)	1					4	8
29	Grigor'ev M.A. (GrigorevMaximAndreevich)	2					7	7
30	Yurin A.D. (sqlich)	1					6	7
31	M (psevdonim-1345426514)	4					ban	ban
32	Kotlyarova D. (Kotlyarova)	1					5	7
33	Selezneva D.G. (darya selezneva)	1					5	7
34	Stepanov N.P. (Stepanov Nikita)	1					4	7
35	Golubeva E.A. (GolubevaEA)	1					4	7
36	Shehonina (arina_shehonina)	1					4	6
37	Zubakina (Iverness)	1					3	6
38	Simonyan E.O. (fairyynearr)	1					ban	ban
39	Astaf'ev (UnicorniX)	2					5	5
40	Ageev K.N. (konctantin13)	1					5	5
41	Saryglar (Daryma)	1					4	5
42	Levada S.B. (LevadaSvetlana)	1					4	5
43	Neskazhu (lafffaic)	1					3	5
44	Nikitina (yusik_way)	3					4	4
45	Lodus M.A. (marial28)	3					3	4
46	Vorob'ev N.D. (verculumn)	1					3	4
47	Yaroslav E.A. (zon23)	2					2	4
48	Demidova A.O. (Alexia75)	2					2	4
49	Markin (Ewwwg)	1					2	4
50	Shtempliuk I. (terrethhj)	1					2	4
51	lluuff (artyom67676767)	1					2	4
52	Radmirko A. (Radmirko)	1					3	3
53	Lozhnikova N.I. (Nelli_Flower)	1					3	3
54	Abdukholiqov H. (abdukholiqov)	1					2	3
55	Bluvshtejn L.S. (leonidbluv)	1					2	3
56	Spizharnaya A. (vino-caliente)	1					2	3
57	Starikovskij E.A. (sh1nra)	2					ban	ban
58	Nesterov D.A. (saha909)	3					1	2
59	Hasan J. (Ashik17)	2					1	2
60	Tikhomirova Yu. (YUz_)	1					1	2
61	Drozhzha D. (D-D-Drozhzha)	1					1	2
62	Vasiliev (onizuka27)	1					1	2
63	Romanov N.A. (LgcCore)	1					1	2
64	Smirnov A.E. (sa2sha)	1					1	2
65	Yakovlev E.I. (Ciomant_)	1					1	2
66	Khopta A. (APetroWhich)	1					1	2
67	Kokovikhina V.V. (vrnqqq)	1					1	2
68	Mikityuk A.A. (anastasia0114)	1					1	2
69	Gorbunova (Ustrohoy)	1					1	2
70	Seytmuratov D. (Dawlet)	1					1	2
71	Gasymov R.V. (Nosok2003)	1					1	2
72	Filippov D.A. (Daredev11)	2					1	1
73	Gordinov N.R. (hhassium)	1					1	1
74	Cherednichenko Yu.V. (Kottosh)	1					1	1
75	Semenov (GELOded)	1					1	1
76	Kushnaryova E.D. (krevetka1488)	1					1	1
77	sqlev (h3ywh4t)	1					1	1
78	Bench U.M. (wsqlexqn5bum)	3
79	Krasovskij E.A. (pegoopik)	2
80	Panichenko (AlexPanich)	2
81	Markin N. (Qmaro)	2
82	Pavlov A.V. (LexPaulus)	2
83	Amburtsev A.A. (AlexanderAmb)	2
84	Kuznetsov D.D. (PgULive34)	2
85	Pakhratdinova (kpakhratdinova)	2
86	Kremen' Yu.A. (Test007)	1
87	Koptel'tsev V. (selber)	1
88	N (Len4ik_22)	1
89	Gitinomagomedov (gmansur88)	1
90	Sudlenkova N. (sudlik)	1
91	Stefanov (c00kiem0n)	1
92	Konoplev D. (dmitry_khv)	1
93	Axion (axion)	1
94	Surname (irreni)	1
95	Dubrovskaya E. (izlesuvyshel)	1
96	Kalmamatov (euhgiohugreh)	1
97	Arikhina A. (Anita_Arikhina)	1
98	Takhan D.T. (Dulat_Takhan)	1
99	Porgen (elena_porgen)	1
100	Sarkis'yan G. (gennadi_s)	1
101	Ulanova I. (Ulanova)	1
102	Pletnikov K.V. (OLEG_228)	1
103	P I.*. (IrinaPetr)	1
104	Mazovetskij Ya.D. (Mazovetskij)	1
105	Aleksandrov D. (Gerostete)	1
106	R. (Wra1th)	1
107	Samojlova (Anastasia_10012000)	1
108	Sorokin K.S. (Soge_King)	1
109	Komov S.M. (Komov S. M.)	1
110	Maratov O. (spoer)	1					ban	ban
111	Zhuiko (glebo4ka)	1
112	Dedyulin A.D. (ded_android)	1
113	Nur M.S. (Madikown7)	1
114	Tsyrenov A.B. (adam smith)	1
115	Evloeva A.Z. (ewloewa)	1
116	Kostoev R. (Kostoev111)	1
117	Soryu A.L. (RemiliaScarlet3)	1
118	Morozova A.E. (Solnce94)	1
119	Kulov R.V. (Voluk_pro)	1					ban	ban
120	G (Ol'ga G.)	1
121	F M. (mic1c)	1
122	Zhur V. (mrvaroz)	1
123	apraraprrtapr R.A. (khanchous)	1
124	New R.G. (newLogin)	1
125	Bogdanovskij I.A. (Ilya122121)	1
126	Majorov V. (vovenysh)	1
127	Sh S. (junopark1)	1
128	Grabchuk A.M. (Middlewarer_pseudo)	1
129	Andrusenko E.S. (Ekaterina Andrusenko)	1
130	Tsaryov I.A. (Tsar' prosto Tsar')	1
131	Nefedov P.A. (Pavel173)	1
132	Sukhanov E.S. (stdnt091)	1
133	Korobov A.O. (Strimoke)	1
134	Selivankin M.V. (MikhailSelivankin)	1
135	Erokhin A.E. (KeramoG)	1
136	tkachenko (NotFufx)	1
137	Zimin (Rikizq)	1
138	Golovlev N.A. (Nikita Golovlev)	1
139	Bagaeva I.G. (Irina22222)	1
140	Kravtsova E.M. (lilloversss)	1
141	Bogomolov Yu.A. (tr7048)	1
142	tututu P. (Ajranchik)	1
143	Moiseev R. (ntgolda)	1
144	Gur'ev A. (gorgor)	1
145	Shpileva Z. (gachiboi)	1
146	Karvanen M. (Maksim Karvanen)	1
147	Solovyov G. (WebRaven)	1
148	Prutov G.G. (CuberWolf89)	1
149	Livandovskaya M.A. (Littele Rabbit)	1
150	Gur'ev A.V. (goose78)	1
151	Shebunov A. (shebunovau)	1
152	Krutoj chuvak K.K. (Krutoj chuvak kha)	1
153	Vinogorova (AAriaka)	1
154	Sarina M. (malikon)	1
155	restorte R.R. (restorte)	1
156	Artamonov B.M. (Mulsiber)	1
157	qwerty P. (qwerty123qwerty123444)	1
158	Fursov (irbiss9212)	1
159	CacoDima (CacoDima)	1
160	Unregistered	15

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