When
        you upgrade from an earlier version of Replication Server using a customized rs_sqlserver_function_class in your connection, you may lose
        some customized function-string-class scope functions.
Sybase recommends that you back up these function strings before upgrading:
- rs_commit
 
- rs_get_lastcommit
 
- rs_get_thread_seq
                
 
- rs_get_thread_seq_noholdlock
                
 
- rs_initialize_threads
 
- rs_ticket_report
 
- rs_update_threads