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Akina
  • Member for 4 years
  • Last seen this week
  • Zelenograd, Moscow, Russia
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About

I'm network administrator, not a programmer or DBA. Programming (including SQL one) is my hobby only. It keeps my brain from "drying up".

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All Questions Answers
Score Newest
answer
16
How to delete duplicate records in MySQL, in a table without IDs?
Aug 15, 2018
answer
13
How to update Column related to Row Number
Feb 1, 2019
answer
11
Is possible to reuse a already calculatesd column into a query in MySQL?
Aug 15, 2018
answer
11
GROUP BY needs ORDER BY NULL to avoid filesort
May 29, 2018
answer
9
Sqlite: Finding the next or previous element in a table consisting of integer tuples
Dec 9, 2020
answer
7
PostgreSQL; Update different column on condition using CASE statement
Jul 23, 2018
answer
6
MySQL set column value if another column's new value is different than current one
Jun 7, 2018
answer
6
How to get last and first occurrence of items into separated columns?
Aug 14, 2018
answer
6
Get percentage of group by
Aug 29, 2018
answer
6
How to UPDATE from JOIN with GROUP BY
Sep 28, 2018
Top network posts
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10
PHP достать 2 букву со строки
9
Woes using UPDATE with a CTE in MySQL (MariaDB)
9
Алгоритм Евклида для вычисления НОД
8
Как происходит запись в середину файла?
8
Does the Windows Command Prompt search somewhere other than those locations specified by the PATH variable when launching application programs?

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