MySQL keeps many different files, some contain real data, some contain meta data. Witch ones are important? Witch can your throw away? This is my attempt to create a quick reference of all the files used by MySQL, whats in them, what can you do if they are missing, what can you do with them. [...]
In my job I use many data tables that are transient. New weather data is received all the time and old data is purged. Most of these table are received as CSV files. The data is then loaded into MySQL tables and indexed to be used with geographic queries. Most of these tables never see [...]