Last week rating | SQL Exercises

August 26, 18:24 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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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: 15157

No	surname	n_sel	sel_all	sel_scores	dml_scores	scores	rating	last_visit
1	Sarkis'yan G. (gennadi_s)	2	224	6	0	6	14	26 Aug 2026
2	>Vinogradova S.M. (Tigra1)	2	152	6	0	6	151	26 Aug 2026
3	Skokov B.S. (leks$$)	3	43	6	0	6	1200	26 Aug 2026
4	>Tsybin A.V. (magicdragon)	2	32	4	0	4	2143	26 Aug 2026
5	BlazeBio B.B. (BlazeBio)	3	3	4	0	4	8145	21 Aug 2026
6	Komarov A.N. (Shveda Saulya)	1	161	3	0	3	35	22 Aug 2026
7	Shibaev (saah)	1	85	3	0	3	622	26 Aug 2026
8	Frolov K.A. (Murderface_)	1	155	2	1	3	135	21 Aug 2026
9	>Berezovskaya O. (Rocksolana)	1	1	1	1	2	10859	26 Aug 2026
10	Chvikova A.M. (Chvikova)	1	14	1	0	1	5156	21 Aug 2026
11	Astrelina D. (smiling_corgi)	1	1	1	0	1	15154	24 Aug 2026
12	Sharko Ya.V. (Engine22)	1	1	1	0	1	15156	24 Aug 2026
13	>Mescheryakova (loli_po)	1	1	1	0	1	15157	26 Aug 2026
14	Ermolaev R.G. (CryEngi)	0		0	11	11		20 Aug 2026
15	Kulikov A.Yu. (Ondrata)	0		0	8	8	6613	26 Aug 2026
16	Ivanova O.N. (olga_ivanova)	0		0	4	4	8529	26 Aug 2026
17	Serova M.M. (ssss.mmmm)	0		0	3	3	9445	26 Aug 2026
18	Roflan (tk31)	0		0	3	3	9446	26 Aug 2026
19	Mal'tseva V.A. (ctoriavick1)	0		0	2	2	10988	21 Aug 2026
20	ss A.S. (SashaSS)	0		0	2	2	10989	25 Aug 2026
21	Markusov (mercurymoon)	0		0	1	1	15155	24 Aug 2026
22	Bobarakhimov B. (Bobur)	0		0	1	1		19 Aug 2026
23	Shipilovskikh L.M. (ladashipm0121101)	0		0	1	1		21 Aug 2026

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