The implementation of the ListUserUniqueName method

Description:
Retrieves all the user names in the database.

public override string[] ListUserUniqueName() { 
    using(SqlCommand cmd=CreateCommand()) { 
        cmd.CommandText="select UserName from "+OwnerPrefix+"Forums_Users"; 
        return SqlDataAccess.ExecuteStringArray(cmd); 
    } 
}

The implementation of the ListRoleUniqueName method

Description:
Retrieves all the role names available to all users.

public override string[] ListRoleUniqueName() { 
    using(SqlCommand cmd=CreateCommand()) { 
        cmd.CommandText="select Name from "+OwnerPrefix+"Forums_Roles"; 
        return SqlDataAccess.ExecuteStringArray(cmd); 
    } 
}