Last week rating | SQL Exercises

June 23, 02:30 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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  • 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

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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
  • 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: 15084

No	surname	n_sel	sel_all	sel_scores	dml_scores	scores	rating	last_visit
1	Nn J. (DAKUCAPORYK)	63	63	106	40	146	615	22 Jun 2025
2	Kirov M. (Dompaff)	28	63	53	40	93	616	20 Jun 2025
3	GMM (gmm_sql)	6	37	16	0	16	1305	20 Jun 2025
4	Bulyakarov S. (Sa1avat)	3	133	8	0	8	162	22 Jun 2025
5	Naumov A.D. (wad881988)	3	88	8	0	8	214	21 Jun 2025
6	Purikov S. (pss_Sergey)	5	6	6	0	6	4137	22 Jun 2025
7	Zlobin V. (vzlobin7)	4	4	5	27	32	3412	20 Jun 2025
8	Noname N.N. (Artem74)	2	35	5	0	5	1384	19 Jun 2025
9	Savin A.Yu. (mirovingin)	1	103	3	7	10	211	20 Jun 2025
10	Sarkis'yan G. (gennadi_s)	1	182	3	0	3	25	22 Jun 2025
11	Belskiy V. (Gambit87)	1	37	3	0	3	1304	20 Jun 2025
12	bb (al11)	2	2	3	0	3	8735	20 Jun 2025
13	DO R.M. (danchikPi)	1	5	1	0	1	3023	22 Jun 2025
14	Gapchenko P. (GPavel)	1	1	1	0	1	15078	19 Jun 2025
15	Kutuev T. (timur9831)	1	1	1	0	1	15084	22 Jun 2025
16	K (Eye_Trust)	0		0	27	27		19 Jun 2025
17	Rakovskij E. (thebestgeorge)	0		0	23	23	15083	22 Jun 2025
18	Roman (WeirdMeow)	0	1	0	16	16	4804	20 Jun 2025
19	Kalugin I.A. (kaluginivan)	0		0	15	15		20 Jun 2025
20	D (Newpson)	0		0	14	14		18 Jun 2025
21	Krivosheev R.M. (rarke)	0		0	13	13		21 Jun 2025
22	Lemesheva E. (Terinss)	0		0	13	13		22 Jun 2025
23	Maksimov I. (igor pupa)	0		0	13	13		20 Jun 2025
24	Chikov (Bluzzzz)	0		0	13	13		19 Jun 2025
25	Makar (mrdvd)	0		0	10	10		19 Jun 2025
26	Barmova L. (Lenariya)	0		0	9	9		16 Jun 2025
27	Demin G.S. (Georgij12345)	0		0	9	9		20 Jun 2025
28	Bes D.E. (Work0)	0		0	9	9		20 Jun 2025
29	Ojkin D.V. (Oich)	0		0	7	7		18 Jun 2025
30	Permyakova V. (variety_p)	0		0	7	7		18 Jun 2025
31	Rai K. (raiko.888)	0		0	5	5	10891	22 Jun 2025
32	Ivanov K.A. (Monsun)	0	63	0	3	3	619	20 Jun 2025
33	Lysenko O. (Oleg15062025)	0	3	0	3	3	6247	22 Jun 2025
34	Zav'yalov A.E. (Zavand)	0		0	3	3		19 Jun 2025
35	Ivanitsckaya A.I. (Alisa.i)	0		0	3	3		16 Jun 2025
36	Solomkin (Lalakich)	0		0	2	2		16 Jun 2025
37	OlegOk (OlegOk)	0		0	2	2		19 Jun 2025
38	Barannikov V.S. (BarannikovV)	0		0	1	1	15081	20 Jun 2025
39	bahrom U. (billy_bo)	0		0	1	1	15082	21 Jun 2025
40	Smagin (shy punk)	0		0	1	1		20 Jun 2025
41	Kotel'nikov A. (mogilew)	0		0	1	1		19 Jun 2025
42	johndoe1171 (johndoe1171)	0		0	1	1		19 Jun 2025
43	Kolesnikova (helena_a)	0		0	1	1		18 Jun 2025

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