问从开源到企业的Cordapp迁移

EN

When you want to upgrade from Corda OS to Corda Enterprise you have to consider following items:
1. Corda Node Upgrade 
2. Corda Database Upgrade
3. CorDapp Upgrade
4. Corda Constraint Migration (if you are not using Signature Constraints)

For Corda node and CordDapp upgrade refer to this [blog][1].
For Database migration refer to [this][2] and [this][3] blog.
For Corda Constarint migration refer to [this][4] blog.

There are also some videos which show you how to perform the migration. take a look here-
1. https://www.youtube.com/watch?v=rWyJRaoWNhc&t=1186s
2. https://www.youtube.com/watch?v=gs6yGZnDW5g
3. https://www.youtube.com/watch?v=0BKUUY4Tg20&t=84s
4. https://www.youtube.com/watch?v=69un7I-Amwc&t=622s

If you face any difficulty you can get in touch with me on [slack][5].


  [1]: https://medium.com/corda/contract-upgrades-and-constraints-in-corda-425055a9a47f
  [2]: https://medium.com/corda/cordapp-database-upgrade-migration-development-perspective-c2931e28b9b4
  [3]: https://medium.com/corda/cordapp-database-upgrade-migration-production-perspective-5f655838492d
  [4]: https://medium.com/corda/unconstraint-signature-constraint-migration-e95a66789eab
  [5]: https://join.slack.com/t/cordaledger/shared_invite/zt-qg4fft35-ldb97HIf74gImY9XuGybUg