Today's statistics at "SQL Exercises"

January 18, 12:25 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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Ratings

  • Top 100
  • Top 100 on latest exercises
  • "Liberal" rating
  • Olympic rating
  • TOP 100 of Learning Stage
  • Rating by summation of ranks
  • Top 10 (photos)
  • Last-week results
  • 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

Statistics

  • Today statistics
  • Site's old residents
  • Recent leaders activity
  • Сhanges in exercises' TOP 10
  • Results' chart

SQL exercises

  • Site rules
  • SELECT (learning stage)
  • SELECT (learning stage,
      choosing DBMS)
  • SELECT (rating stages)
  • DML 
  • Transact-SQL tests
  • Data simulation
  • Data simulation (DML);
  • Visual simulation (painting)
  • Exercises voting (SELECT)
  • Exercises voting (DML)

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  • Statistics over regions (map)
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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	Sapegina E.A. (Letiana)	1					11	18
2	Shtukin I.V. (khvrzv)	1					10	17
3	Myagkov (MURRyao)	1					13	16
4	usmanov (dunap)	1					11	15
5	Sterben (Kitya Vislyj)	1					8	9
6	defcan (defdef)	1					5	9
7	Belozerova (MyYDuck)	1					7	7
8	Astakhova I.V. (Felya22)	1					4	7
9	Pantyukhov A.A. (DR.Liveseu)	2					4	5
10	EFIMOV E. (EFIMOV_EDITS_PRIME)	1					3	5
11	Startseva A.A. (Kryakovskaya)	2					4	4
12	Erzhanov E.E. (erzhan1981)	1					4	4
13	Efendiyeva R.E. (efr17072004)	1					4	4
14	Ermakov A.S. (Mr.Ermak)	1					4	4
15	Nikonorov N.A. (l4d4)	1					3	4
16	shramko (shramko)	1					3	3
17	Krivov D.L. (Dietrich Mannski)	2					2	2
18	Vysotskij E.V. (Esscape)	1					2	2
19	Yakhina K.R. (karinasql)	1					2	2
20	Ruslanov (saimond)	2					1	2
21	Rastrygin (PavelRast)	1					1	2
22	Dyuzhikov A.I. (Dyuzhikov A.)	1					1	2
23	Talesnikov S.A. (slavatalesnikov1)	1					1	2
24	Ershova V.V. (vera1507)	1					1	2
25	Malakhov (dimmal)	1					1	2
26	Proks (DariaProks)	1					1	2
27	Sadullaev U.S. (umidd)	1					ban	ban
28	Belyak (TheTester)	4					1	1
29	Haritonov (aanddrew)	2					1	1
30	Alex A.A. (alexalex68t)	1					ban	ban
31	Davletov (Timur99)	1					ban	ban
32	Ekhlakov I. (pomidor2525)	1					1	1
33	Sizonets (svetleishiy avgustin)	1					1	1
34	Grebenyuk V.I. (Gvadyuk)	1					1	1
35	Gareeva M.M. (beeinboots)	1					1	1
36	Petrov Y. (YuriPetrov)	4
37	Sobolev A.S. (SobolevAS)	2
38	Petukhov D. (DmitryData)	2
39	Tarkovskij S.O. (samuil2007)	2
40	Chesnokov V.V. (vchesnokov)	1
41	Krasovskij E.A. (pegoopik)	1
42	Koptel'tsev V. (selber)	1
43	ZIRO (ziro)	1
44	Vinogradova S.M. (Tigra1)	1
45	Nentsinskaya K. (Ksunichka)	1
46	Kolmogorova (NadK)	1
47	Shvachkina K.O. (isq_yar2016)	1
48	Lidzhiev B. (BasanLidzhiev)	1
49	Sikvelov M.M. (Matwey_t)	1
50	Smolianinov S. (lsdvitamin7)	1
51	Ibragimova Ch.T. (freakdytt)	1
52	Komarov A.N. (Shveda Saulya)	1
53	Maslennikova O.A. (Maslenokok)	1
54	Malakhov A.V. (JLaKeR)	1
55	Kozhuhar D.A. (DanilaK)	1
56	Kochetkov D. (DeBe)	1
57	Ryabykin M.V. (Mikhail1704)	1					ban	ban
58	Ermakov D.S. (ErmakOFF)	1
59	Shabalkina U.V. (Onevilus)	1
60	Ksenia (Ksenia_Murashka)	1
61	Vakhitov (MurikVh)	1
62	Polushin A. (uvuclub)	1					ban	ban
63	Ivanov (userTest1)	1
64	Karpov I.E. (Karpov_Igor)	1					ban	ban
65	Odegov A.I. (KovroLitik)	1
66	R. (Wra1th)	1
67	Shumilin D. (DshumSQL)	1					ban	ban
68	Nikitin (Buddy393)	1
69	Komov S.M. (Komov S. M.)	1					ban	ban
70	Seidinov B. (seldlnov)	1
71	Lysykh V.K. (Usilitel')	1
72	Zolotarev (Yura Zolotarev)	1
73	Vinogradova E. (-Helen-)	1					ban	ban
74	Gulyaev N.I. (Nekit44)	1
75	Sadullaev D.?. (lxxst)	1					ban	ban
76	Verkhovlyuk V.Yu. (valik2208)	1
77	Eeee K. (HrenZnaet)	1
78	Ilya I.I. (Ilya_123)	1
79	Kokushev (Kartoshka_777)	1
80	Wand M.T. (MagicWand)	1
81	Mir (Nadyami)	1
82	Hesenzade (Hasanzade)	1
83	Zajtsev E. (zaegorrr)	1
84	Gerasimchuk (bogrsm)	1
85	Karapetyan (TakesMeAnywhere)	1
86	Legkova A.O. (albebex)	1
87	Shein D. (deathbell)	1
88	Zhuk (Elena2610)	1
89	Ablekova A. (ablekovaa)	1
90	Bazargarmaev A.Ch. (Aurch)	1
91	Egorov S.L. (Leathermen)	1
92	TT (edws)	1
93	Vagin A. (Lizardgummy)	1
94	Unregistered	10

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