Last week rating | SQL Exercises

September 26, 15:13 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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  • Author's rating  • 2nd stage rating up to exercise:
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SQL exercises

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      choosing DBMS)
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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: 13733

No	surname	n_sel	sel_all	sel_scores	dml_scores	scores	rating	last_visit
1	>cubie (cubie)	50	64	88	2	90	705	26 Sep 2022
2	Turpetko R. (Turpetko Roman)	19	39	33	0	33	1684	25 Sep 2022
3	>Lapenko M.F. (Martha_pryde)	16	43	29	0	29	1170	26 Sep 2022
4	>Skoblev A.D. (skoblev)	11	11	16	27	43	2438	26 Sep 2022
5	Kartokhin (kartohin)	6	6	9	18	27	3012	24 Sep 2022
6	Strakhov (SyncOI)	5	28	7	0	7	2515	23 Sep 2022
7	Titov E.P. (v1tam1nka)	5	5	7	0	7	6545	26 Sep 2022
8	Vasyuk A.S. (VasyukAS)	5	52	6	0	6	1316	25 Sep 2022
9	gls (gls52)	2	129	5	0	5	138	26 Sep 2022
10	Fedoseev A.A. (EvilPanda286)	4	4	5	0	5	7267	26 Sep 2022
11	Kuritsyn V.N. (ValNick)	1	114	4	3	7	206	25 Sep 2022
12	Koptel'tsev V. (selber)	1	212	4	0	4	28	26 Sep 2022
13	>Kislekov (Panzekampfwagen)	2	19	4	0	4	1925	26 Sep 2022
14	Lyaschenko S.N. (pimen78)	2	101	3	8	11	258	26 Sep 2022
15	Ustinova (Sforza)	2	70	3	0	3	478	24 Sep 2022
16	Vorontsov V.V. (Vitalij VV)	1	33	2	2	4	1442	24 Sep 2022
17	Zhilina E. (zhilina.kate)	1	1	2	0	2	9769	20 Sep 2022
18	Golubev Ya.P. (Vidga)	1	1	2	0	2	9801
19	>Yakovenko A. (stigy)	1	1	2	0	2	9952	26 Sep 2022
20	Kisur (vik1930)	1	58	1	0	1	927	20 Sep 2022
21	Ijj B.G. (Hack677)	1	1	1	0	1	13732	25 Sep 2022
22	misha M.M. (misha007)	0		0	27	27		23 Sep 2022
23	Drozdova Yu.V. (judrozdova)	0		0	17	17	4959	25 Sep 2022
24	Abdullin I.R. (MarkiitoStr)	0		0	14	14	5991	25 Sep 2022
25	Matsanov A. (ska1er)	0		0	13	13		20 Sep 2022
26	Turdukulov (shtanishko)	0		0	11	11	8922	25 Sep 2022
27	Yurii L. (Yurii.L)	0		0	11	11		21 Sep 2022
28	ivanov I.I. (Sheckspir)	0		0	9	9	6191	26 Sep 2022
29	Orlov I.A. (mineorpe)	0		0	9	9	6192	26 Sep 2022
30	Schennikov V.V. (Diablo58Rus)	0		0	9	9		19 Sep 2022
31	Tarasov D. (Dim1try)	0		0	9	9		23 Sep 2022
32	Mamatkulova M. (Malika M.B.)	0		0	9	9		22 Sep 2022
33	Zueva V.A. (Vella999)	0		0	9	9		25 Sep 2022
34	Tlesov A. (arm_tles)	0		0	9	9		19 Sep 2022
35	Pav (Hermos)	0		0	9	9		19 Sep 2022
36	Burlachenko A.A. (aburlachen)	0		0	9	9		26 Sep 2022
37	Lukshina (VikaL)	0		0	9	9		23 Sep 2022
38	Bystritskiy (Bystritskiy)	0		0	9	9		19 Sep 2022
39	mars (lunasha)	0		0	9	9		21 Sep 2022
40	Lim M.V. (limark2107)	0		0	9	9		22 Sep 2022
41	gabdrakhmanova K.S. (mdaaa)	0		0	9	9		20 Sep 2022
42	Portovyi V. (Attick)	0		0	9	9		21 Sep 2022
43	Pavlov I.E. (oh_pavlov)	0		0	9	9		22 Sep 2022
44	Khvan (AB_SOFT)	0		0	8	8		22 Sep 2022
45	Kukushkin O.K. (sqldwarf)	0		0	8	8		23 Sep 2022
46	Grishina A. (Alicccea)	0		0	6	6		26 Sep 2022
47	Konkin E.P. (MagicManXxX)	0		0	6	6		22 Sep 2022
48	Korolenko (sawnetru)	0		0	6	6		23 Sep 2022
49	Fridrix (Gansfridrix)	0		0	5	5	7852	25 Sep 2022
50	Leon (Leone001)	0		0	5	5		23 Sep 2022
51	Zubov (Bula59)	0		0	5	5		20 Sep 2022
52	Zay Y.K. (yasmina)	0		0	3	3	8923	26 Sep 2022
53	Potapenkova O.O. (rio_mase)	0		0	3	3		23 Sep 2022
54	Belousov D. (8Mitra8)	0		0	3	3		21 Sep 2022
55	Kvarchiya (rkvarhiya)	0		0	3	3		20 Sep 2022
56	Potapov A. (Aleks272)	0		0	3	3		23 Sep 2022
57	Teodorakis D.F. (Sukeroku)	0		0	3	3		26 Sep 2022
58	Davydova (NVD21)	0		0	2	2	9951	26 Sep 2022
59	Des I.R. (Jinga)	0		0	2	2		21 Sep 2022
60	Bebra (Jaroo)	0		0	2	2		20 Sep 2022
61	Gusejnov (Mirtle)	0		0	2	2		21 Sep 2022
62	Akhmetov A.R. (Fiord337)	0		0	2	2		23 Sep 2022
63	Romanov N.A. (RomMosh)	0		0	1	1	13733	25 Sep 2022
64	Trofimets E.S. (Kate_trofimets)	0		0	1	1		19 Sep 2022
65	Dubovka D.G. (dubrava)	0		0	1	1		25 Sep 2022
66	Arul B. (ArulBala)	0		0	1	1		22 Sep 2022
67	Asabina A.P. (AnAsa)	0		0	1	1		21 Sep 2022
68	German L. (CozyLusy)	0		0	1	1		22 Sep 2022
69	Lexx (Lexluter)	0		0	1	1		26 Sep 2022
70	Sizykh A. (Tanker512)	0		0	1	1		22 Sep 2022
71	Buryukhaev A.E. (Artur 05201)	0		0	1	1		21 Sep 2022

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