Search Results
| Search type | Search syntax |
|---|---|
| Tags | [tag] |
| Exact | "words here" |
| Author |
user:1234 user:me (yours) |
| Score |
score:3 (3+) score:0 (none) |
| Answers |
answers:3 (3+) answers:0 (none) isaccepted:yes hasaccepted:no inquestion:1234 |
| Views | views:250 |
| Code | code:"if (foo != bar)" |
| Sections |
title:apples body:"apples oranges" |
| URL | url:"*.example.com" |
| Saves | in:saves |
| Status |
closed:yes duplicate:no migrated:no wiki:no |
| Types |
is:question is:answer |
| Exclude |
-[tag] -apples |
| For more details on advanced search visit our help page | |
Results tagged with query-performance
Search options not deleted
user 265534
For questions about improving the performance and/or efficiency of database queries.
-2
votes
2
answers
606
views
Why the order of indexed columns in ORDER BY affect performance?
I'm trying to improve performance of the following query which takes a 1+ minutes to execute:
SELECT *
FROM test
WHERE ( created_at < '2023-3-31 06:10:20.871' )
AND ( ( id > '2a95048f' )
…
- 101