Here are the steps to follow in order to convert a MsSql (sql server) .BAK into mysql format:
- you need windows
- download and install Microsoft SQL Server Express
- download and install Microsoft SQL Server Management Studio Express
- download and install Mysql Migration Toolkit (included in Mysql Gui Tools only in Windows package, no linux version 🙁 )
- configure your MSSql server to listen on TCP connexion
- load your .bak in SQL Serveur management studio (right clic on database, restose database, from the unit, go to options tab and set a right path for the files listed in the .bak file, launch the recovery)
- in Mysql Migration toolkit, follow the wizard, it should be easy