Question : I have several tables like this A posts table +————+—————–+——+—–+———+—————-+ | Field | Type | Null | Key […]
Category: MySQL
Is possible to mysql change some engine tables automatically?
Question : I have 3 WordPress blog hosted on cPanel using MySQL. All 3 of them were working fine until […]
Select records based on earliest date in a linked record
Question : I am a retired teacher working on my first MYSQL database as a personal project; please let me […]
MySQL select all records unless user must be present in favorites
Question : I am having trouble to find the best solution for the following problem; Description: I want to select […]
Percona xtrabackup Prepare Fails
Question : I made a backup and according to Percona it completed successfully. Now I’m trying to prepare it and […]
MySqlDump’s DISABLE KEYS have no effect on import
Question : I have a follow up to my previous question regarding import speed with Inno-Tables (surprise!). Scenario I try […]
Is a join faster with 5 tables joined together Or 5 separate queries? [duplicate]
Question : This question already has answers here: Are individual queries faster than joins? (4 answers) Closed 1 year ago. […]
Lost connection to mysql while restoring dump. Is it safe to resume?
Question : I was in the process of restoring an sql dump to a newly created RDS mysql instance on […]
Database for building a realtime analytics system
Question : I want to build a system similar to Google Analytics (only used for internal use, less traffic and […]
Threads_cached 0 while thread_cache_size > 0
Question : I’m trying to little bit understand with some MySQL (in my case – MariaDB) performance. One point I […]