Practical examples of migrations to Firebird 5: databases 1.5Tb and 810Gb

In this video, we explore two case studies of successful migrations involving large Firebird databases, one at 1.5TB and the other at 810GB.
We delve into the server hardware specifications, crucial migration parameters, as well as the duration of backup and restoration processes, among other details.
Please download the presentation used in this video:
www.ib-aid.com/download/docs/...
Also, below is Practical Migration Guide to Firebird 5:
ib-aid.com/download/docs/fb5m...

[@tommiprami]

I did not know that there is need for recompilation of metadata.
How that is actually done? At least I did not see any info how it is done (in the video).