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Results tagged with mysql
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user 134065
All versions of MySQL (not Microsoft SQL Server). Please also add a version-specific tag like mysql-5.7 if that is relevant to the question.
0
votes
2
answers
284
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Database design for bigger tracking table
I am creating a database for a prayer tracker. There are 5 types of prayer for each day. I have a table called "Types"
id, name
1, Type 1
2, Type 2
3, Type 3
4, Type 4
5, Type 5
I want to save record …
- 103
0
votes
1
answer
42
views
Optimizing a DB Query
I am using MySQL database with PHP's Yii Framework, It is an old version of MySQL, It can't be updated to latest one due to some reasons. … server, it was also working fine but after 1 month, Records reach upto 1 million in that table, So query is taking more than 10 seconds, when there is huge traffic on the app, its makes the server slow, mysql …
- 103
0
votes
3
answers
2k
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GROUP CONCAT and GROUP BY using LEFT JOIN If no record exist Must return something
I have 2 tables with below structures.
question table
id, audio, s_id
1, ad1, 500
2, ad2, 500
3, ad3, 500
answers table where q_id is FK of question table.
id, s_id, q_id, number, answer
1, 500, 1, …
- 103