The migration program for release 2020 has to be started once per database after installation of this release to provide for the required adjustments of the database.
The migration program outputs a log file of the automatically updated data and data to be updated manually. This log file accumulates several calls of the migration program so that the result of migration can be viewed by arbitrary users. You can display the log file using the action "Display log-file" in the context menu of the table of the application "Release upgrade" (KONVERT). Usually no data are modified at repeated calls.
The following steps are performed by the migration:
The version entry for migration is refreshed in the database table A000 even if no database modifications are required at all providing for the consistency of the version entries of programs, database structures, meta data and migration.
As far as Update 1 for Release 2019 has not been installed before the migration program will complete the transformations for Release 2019 Update 1 in the database:
The migration program does not perform any transformations in the database für IDL.KONSIS. However, the migration for IDL.FORECAST is invoked in addition.