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How to optimize a MySQL query with EXPLAIN showing 'using temporary; using filesort'

score 860 · Answer 1 · 2024-12-05 06:38:28

860

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How to optimize a MySQL query with EXPLAIN showing 'using temporary; using filesort'

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score 480 · Answer 2 · 2025-01-06 13:51:58

480

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score 738 · Answer 3 · 2024-12-05 06:34:59

738

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score 1.2k · Answer 4 · 2024-12-05 06:24:09

1.2k

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score 432 · Answer 5 · 2024-12-05 06:31:00

432

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score 3.2k · Answer 6 · 2024-12-05 06:33:42

3.2k

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query with LEFT JOIN and ORDER BY...LIMIT slow, uses Filesort

Published on 05 December 2024 at 06:33

score 134 · Answer 7 · 2024-12-05 06:34:57

134

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score 1k · Answer 8 · 2024-12-05 06:37:45

1k

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mysql indexes and optimizations, Using where; using temporary; using filesort

Published on 05 December 2024 at 06:37

score 123 · Answer 9 · 2024-12-05 06:38:58

123

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score 217 · Answer 10 · 2024-12-05 06:29:02

217

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Published on 05 December 2024 at 06:29

score 426 · Answer 11 · 2024-12-05 06:34:56

426

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score 2.4k · Answer 12 · 2024-12-05 06:34:55

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score 812 · Answer 13 · 2024-12-05 06:34:54

812

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score 2k · Answer 14 · 2024-12-05 06:28:22

2k

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Published on 05 December 2024 at 06:28

score 364 · Answer 15 · 2024-12-05 06:32:13

364

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score 1.5k · Answer 16 · 2024-12-05 06:32:12

1.5k

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score 48 · Answer 17 · 2024-12-05 06:29:50

48

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Why is MySQL performing a filesort on this query?

Published on 05 December 2024 at 06:29

score 68 · Answer 18 · 2024-12-05 06:36:56

68

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Mysql query with inner subquery and where,order,group not use indexes

Published on 05 December 2024 at 06:36

score 93 · Answer 19 · 2024-12-05 06:32:59

93

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Remove using temporary and Filesort from query execution

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score 301 · Answer 20 · 2025-01-08 00:55:24

301

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List Question

How to optimize a MySQL query with EXPLAIN showing 'using temporary; using filesort'

mysql query optimization (wrong indexes?) avoid filesort

FileSort in visual basic based TimeStamp mentioned in the file names

File Sorting using Visual Basic

Sorting Group of Files Using HashTable - Visual Basic

query with LEFT JOIN and ORDER BY...LIMIT slow, uses Filesort

MySQL: Why is simple query not using index, performing filesort

mysql indexes and optimizations, Using where; using temporary; using filesort

Mysql order by is very slow from 1,000,000 rows, we have nearly 300,000 search results

Using Filesort - Can't avoid it, even using index

Improve performance or redesign 'greatest-n-per-group' mysql query

MySql , JOIN and Group By query is Using temporary and Filesort

MySQL - Optimize Query To Remove Using Temporary and Using filesort

Remove "Using filesort" for simple MySQL query

SELECT query returns no result without ORDER BY clause

Optimizing MySql query (IN) to avoid using “Using filesort”

Why is MySQL performing a filesort on this query?

Mysql query with inner subquery and where,order,group not use indexes

Remove using temporary and Filesort from query execution

sorting text files with python

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