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Diff for /loncom/html/adm/help/tex/ForceIDChange.tex between versions 1.1 and 1.2

version 1.1, 2014/02/16 15:39:10 version 1.2, 2014/02/19 18:05:36
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 Although the username is the principal unique identifier for a user in LON-CAPA, the student/employee ID  Although the username is the principal unique identifier for a user in LON-CAPA, the student/employee ID
 is a secondary identifier, which needs to be defined (and unique) for certain applications.  is a secondary identifier, which needs to be defined (and unique) for certain applications.
   
 The default is not to allow the student/employee ID for an existing user to be changed when    The default is not to allow the student/employee ID for an existing user to be changed when
 modifying a user's information in course, author or domain context.  modifying a user's information in course, author or domain context.
   
 This default can be overridden by checking the ``Force change of existing ID'' checkbox. If that is  This default can be overridden by checking the ``Force change of existing ID'' checkbox. If that is
 done the old ID will be replaced with the new ID.  (Note: the new ID can not be blank; i.e., once an ID  done the old ID will be replaced with the new ID. (Note: the new ID can not be blank; i.e., once an ID
 has been set for a user, it can be changed to a different ID, but not set to be null).  has been set for a user, it can be changed to a different ID, but not set to be null).
   
 A side effect of updating a student/employee ID is that the database file used for the quick    A side effect of updating a student/employee ID is that the database file used for the quick
 look-up of uername for a specified student/employee ID will be updated. This can potentially impact   look-up of username for a specified student/employee ID will be updated. This can potentially impact 
 bubblesheet grading, if there is a possibility that student/employee IDs are not unique.  bubblesheet grading, if there is a possibility that student/employee IDs are not unique.
   
 However, there is no requirement to set a student/employee ID for a user, and you will not encounter  However, there is no requirement to set a student/employee ID for a user, and you will not encounter
 issues doing that unless you attempt bubblesheet grading or uploading scores from a csv file   issues doing that unless you attempt bubblesheet grading or uploading scores from a csv file 
 containing IDs and points as column data.  If either of those actions are likely to occur in courses  containing IDs and points as column data. If either of those actions are likely to occur in courses
 in your domain you should attempt to ensure that student/employee IDs are unique.  in your domain you should attempt to ensure that student/employee IDs are unique.
   
 Your domain may have been configured to automatically update student/employee IDs from an institutional  Your domain may have been configured to automatically update student/employee IDs from an institutional
 data source, and similarly, IDs may be retrieved (and set) automatically when creating a new user, if the  data source. Similarly, IDs may be retrieved (and set) automatically when creating a new user, if the
 username is for an institutional user, and your domain has been configured to support that.  username is for an institutional user, and your domain has been configured to support that.
   
 Individual courses contain their own database files of class rosters, which include a copy of each student's ID.  If a student/employee ID is changed by a Domain Coordinator, there is an option to propagate that change to the individual classlist database files for courses in which the student has a role that is currently active, or one that will become active in the future.  Individual courses contain their own database files of class rosters, which include a copy of each
   student's ID. If a student/employee ID is changed by a Domain Coordinator, there is an option to
   propagate that change to the individual classlist database files for courses in which the student has
   a role that is currently active, or one that will become active in the future.
Removed from v.1.1  
changed lines
  Added in v.1.2

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