Magento 2: Keep old data on Magento 2 Data Migration Tool after migration

Question

Well, actually can someones could give the example of Magento 2 Data Migration Tool. Here order migration for example.

while I want to keeps all old created orders on Magento 2 site,

After migration, I should have both old orders and new orders which already migrated from Magento 1 database.

Answer 1

Migration Tool Working like this.

1. You Perform Migration today, then it transfer the data from magneto1 to Magento2.

2. After some days, Now on the same setup you perform Delta Migration step only, so this Migrated newly data from Magento1 to Magneto2.

For More Information check this one : https://devdocs.magento.com/guides/v2.4/migration/migration-tool-install.html