將此SQL查詢轉換爲LINQ到SQL

Question

select aspnet_Users.UserName from aspnet_Users,aspnet_UsersInRoles, aspnet_Roles 
where aspnet_UsersInRoles.RoleId=aspnet_Roles.RoleId 
and 
    aspnet_UsersInRoles.UserId=aspnet_Users.UserId 
and 
    aspnet_Roles.RoleName='abc' 

Answer 1

from user in DbContext.Users 
where user.UsersInRoles.Any(uir=>uir.Role.RoleName=="abc") 
select user.UserName