ATTACH
CREATE DATABASE [Contoso 1M] ON (FILENAME = 'C:\Program Files\Microsoft SQL Server\MSSQL15.SQL2019\MSSQL\DATA\Contoso 1M.mdf'), (FILENAME = 'C:\Program Files\Microsoft SQL Server\MSSQL15.SQL2019\MSSQL\LOG\Contoso 1M_log.ldf') FOR ATTACH;