Database schema: create table ApplicationUserRole (UserRolesId Integer FK->Roles.id, UserId Integer FK->ApplicationUsers.Id);Create Table ApplicationUsers (AuthServerId INTEGER, CertExpirationDate DATE, Deleted INTEGER, Email VARCHAR(50), FirstName VARCHAR(50), ForkliftCertified INTEGER, Id INTEGER PRIMARY KEY, LanguageId INTEGER FK->Languages.id, LastName VARCHAR(50), LoginType INTEGER, PhoneNumber VARCHAR(10), SamAccountName VARCHAR(10),  Username VARCHAR(10) );CREATE TABLE Roles (  Id INTEGER PRIMARY KEY, Name VARCHAR(50) ,  Description VARCHAR(50) );Create Table Permissions (Id Integer Primary Key, Name varchar(35), Description varchar(100), ApplicationModuleId integer);Create Table PermissionRole (RolePermissionsId Integer FK->Permissions.id , RolesId Integer FK->Roles.id)
Question: list all the users and roles 
SQL: select * from ApplicationUsers au join ApplicationUserRole ar on au.id = ar.UsersId join Roles ro on ar.UserRolesId = ro.id