What is 'update counter' in SAP BC-CST-EQ - Enqueue?

update counter - Overview

• Component: BC-CST-EQ

• Component Name: Enqueue

• Description: Mechanism that includes the cumulative locks in an update session.

update counter - Details

• 
  Key Concepts: 
  Update counter is a component of the SAP Enqueue/Dequeue system. It is used to ensure that only one user can update a particular record at a time. The update counter is a number that is incremented each time a record is updated. This number is then compared to the number stored in the database to ensure that no other user has updated the record since the last update. 
  
  How to use it: 
  The update counter is used in conjunction with the SAP Enqueue/Dequeue system. When a user attempts to update a record, the system will check the update counter to ensure that no other user has updated the record since the last update. If the numbers match, then the user can proceed with their update. If not, then the user will be notified that another user has already updated the record and they will need to wait until that user has finished their update before they can proceed. 
  
  Tips & Tricks: 
  When using the update counter, it is important to remember that it only works if all users are using the same version of SAP. If different versions are being used, then it may not be possible to accurately compare the numbers and ensure that no other user has updated the record since the last update. 
  
  Related Information: 
  The SAP Enqueue/Dequeue system is