hey.
Tools used for data mining listed below:
Archi
A free and open source visual modelling and design tool,It is used to create models and modelling sketches.
Vertableo
This is one of the top-most Database Design tools for designing your database online. This uses the power of Visual Modelling which reduces the pain of manual creation of a dozen of tables in the database.
Lucid chart
This is one of the most widely used Database Design tools which will help you in quickly creating database diagrams online with its collaborative database design tools.
To know some more details about it you can check this link out: https://www.softwaretestinghelp.com/database-design-tools/