Last week rating | SQL Exercises

June 17, 06:34 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

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  • "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

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SQL exercises

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

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Last-week results

n_sel - number of select exercises solved this week;
sel_all - total number of solved select exercises;
sel_scores - sum of points on select exercises earned this week;
dml_scores - sum of points on dml exercises earned this week;
scores - total sum of points earned this week;

Involved in rating: 15114

No	surname	n_sel	sel_all	sel_scores	dml_scores	scores	rating	last_visit
1	Pupkin V.I. (feehch)	11	11	16	0	16	5282	11 Jun 2026
2	Shibaev (saah)	10	31	15	0	15	2045	16 Jun 2026
3	Safronov P.A. (Paulus73)	4	138	13	0	13	139	16 Jun 2026
4	Vinogradova S.M. (Tigra1)	3	135	8	0	8	182	14 Jun 2026
5	Makarov I.A. (_Bkmz_)	1	180	5	0	5	49	16 Jun 2026
6	P I.*. (IrinaPetr)	3	81	5	0	5	608	16 Jun 2026
7	Skokov B.S. (leks$$)	2	35	5	0	5	1409	16 Jun 2026
8	Smirnov S. (hr)	4	25	5	0	5	1436	11 Jun 2026
9	Odnokurtsev (AlFochino)	1	122	4	0	4	256	16 Jun 2026
10	Gitinomagomedov (gmansur88)	2	49	3	9	12	1082	16 Jun 2026
11	Gorbunov M.S. (gms)	2	52	2	0	2	1064	12 Jun 2026
12	Freitas J.P. (Juli_@@)	1	1	1	1	2	10781	15 Jun 2026
13	Bychkov S.A. (TeaInTheCup)	1	3	1	0	1	5395	16 Jun 2026
14	Yakupova (Kamilla Yakupova)	1	5	1	0	1	7475	15 Jun 2026
15	Starkov A.V. (anstarko)	1	1	1	0	1	15112	16 Jun 2026
16	Gornikov A.P. (AG3)	1	1	1	0	1	15114	15 Jun 2026
17	Lymar' K.K. (Kirill L (TsI))	0		0	22	22	4614	16 Jun 2026
18	JJ J.J. (Legalize Nuclear Bombs)	0		0	15	15		15 Jun 2026
19	Bykov (EvgenyAstro)	0		0	11	11	6046	14 Jun 2026
20	Vdovin S. (Rujan)	0	143	0	8	8	141	16 Jun 2026
21	Kim T.R. (tsvyrts)	0		0	8	8		10 Jun 2026
22	Vakulko A.V. (VAlexandrV)	0		0	7	7	10961	16 Jun 2026
23	Kavaliou (miki_koval)	0		0	6	6	7139	16 Jun 2026
24	Shokhalevich A.N. (Anashok)	0		0	5	5		10 Jun 2026
25	Tokar' I.V. (Iriska25)	0		0	4	4	10960	14 Jun 2026
26	Nope (ScreamingSeagull)	0		0	3	3	9425	15 Jun 2026
27	Shlyapugin D.V. (shlyapugind)	0		0	3	3	9426	16 Jun 2026
28	Chunin E. (Greedy_Gnome)	0		0	2	2		16 Jun 2026
29	ss A.S. (SashaSS)	0		0	2	2		15 Jun 2026
30	fioletovaya (fioletovaya2)	0	133	0	1	1	147	11 Jun 2026
31	Rassokha (stanis1avr)	0		0	1	1		16 Jun 2026

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