Check the location of data files in MariaDB / MySQL

SHOW VARIABLES WHERE Variable_Name LIKE "%datadir"

Variable_name|Value                              |
-------------+-----------------------------------+
datadir      |C:\Program Files\MariaDB 10.6\data\|

select @@datadir;

@@datadir                          |
-----------------------------------+
C:\Program Files\MariaDB 10.6\data\|

Check the location of Temp files in MariaDB

SHOW VARIABLES WHERE Variable_Name LIKE "tmpdir"

Variable_name|Value                                         |
-------------+----------------------------------------------+
tmpdir       |C:\WINDOWS\SERVIC~1\MariaDB\AppData\Local\Temp|