What are temporary files in MySQL?

What are temporary files?

What are temporary files? Temporary files are used by your system to store data while running programs or creating permanent files, such as Word documents or Excel spreadsheets. In the event that information is lost, your system can use temporary files to recover data.

How do I delete temp files in MySQL?

5 - MySQL copy temp table filled disk, how do I remove temp files? - Server Fault.1Create a new, empty, table like the existing table.2Change the schema (add a column, in your case)3Copy all the data from the existing table to the new one. (The slow part)4Do some table renames.5Drop the old table.MySQL copy temp table filled disk, how do I remove temp files?

Are temporary files important?

Temporary files are needed when you are using programs or applications, as this is when additional storage must be created to accommodate extra memory and existing file usage. Often, temporary files are created when you are running computer programs which consume large amounts of data.

What is temporary table in MySQL?

In MySQL, a temporary table is a special type of table that allows you to store a temporary result set, which you can reuse several times in a single session. A temporary table is very handy when it is impossible or expensive to query data that requires a single SELECT statement with the JOIN clauses.