anchor.diff:      IF lock_exists( ) = abap_false.
         lock_create( ).
       ENDIF.
  -
  -    migrate_settings( ).
   
     ENDMETHOD.
   
  
positive.code: 
      DATA: lv_viewname TYPE dd25l-viewname.
  
  
      SELECT SINGLE viewname FROM dd25l INTO lv_viewname
        WHERE viewname = zcl_abapgit_persistence_db=>c_lock.
      rv_exists = boolc( sy-subrc = 0 ).
  
negative.code:   ENDMETHOD.
  
  
    METHOD run.
  
      IF table_exists( ) = abap_false.
  