class YourRepository
{
    private readonly string _connectionString;
    
    public YourRepository( string connectionString )
    {
        _connectionString = connectionString;
        _context = new Models.YourDbContext( _connectionString );
    }
    
    public bool DatabaseCreate( )
    {
        return _context.Database.EnsureCreated( );
    }
    
    public void DatabaseMigration( )
    {
        _context.Database.Migrate( );
    }
}