As described on the parent Repository Restructuring in AEM 6.4 page, customers upgrading to AEM 6.4 should use this page to assess the work effort associated with repository changes impacting the AEM E-Commerce Solution. Some changes require work effort during the AEM 6.4 upgrade process, while others can be deferred until a 6.5 upgrade.
You can use a Lazy Migration task to migrate E-Commerce data.
It performs the following steps:
The locations covered by the task are:
For larger catalogs it is recommanded to run the commerce migration task individually by passing the following Java system property to AEM:
After migration AEM needs a restart.