How we upgraded from Rails 6 to Rails 7 - BigBinary Blog

How we upgraded from Rails 6 to Rails 7This was the biggest challenge we faced during the upgrade. For encrypting columns, we had used the attr_encrypted gem. However Rails 7 came with Active Record Encryption. So we needed to decrypt the records in the production database and encrypt them using Active Record Encryption. We found that "attr_encrypted" gem was incompatible with Rails 7. So the only option was to remove the "attr_encrypted" gem and decrypt the records using a script. We used the following method to decrypt the records.