1.2 Upgrade Process Summary

This topic gives a summary of the version upgrade process.

Upgrade Process Summary

1. Complete the mock upgrade activity.
   The mock upgrade provides a safe platform for the actual production environment upgrade.
2. Mock upgrade involves the following steps:
   Refer to the topic Upgrade Database.
   1. Identify the source database schema.
      The source system should be at the stage of Transaction Input just marked on migration date.
   2. Set up the target database as per the installation manuals.
   3. Exit the installer immediately after loading the static data.
   4. Retrofit the customization changes, if any, into the target database.
   5. Apply the DB object changes, source file changes and static data changes.
   6. Take a full dump of the source schema.
   7. Disable all the triggers and selective constraints in the target schema.
   8. Import the table data alone into the target database from the full dump of source schema.
   9. Enable all the triggers and constraints in the target schema.
3. Complete the Cut-over upgrade activity.
   During this, you will upgrade the production environment database. (Refer to the topic Cutover Upgrade.)