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mention existing assets migration

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Matthias Kretschmann 2019-11-20 15:34:14 +01:00
parent 68d7eccb0c
commit 39265cb558
Signed by: m
GPG Key ID: 606EEEF3C479A91F
1 changed files with 7 additions and 1 deletions
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MIGRATION.md
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@ -17,7 +17,7 @@ squid-js v1.0.0 only works against:
The whole structure of the DDO has been changed based on [OEP-12](https://github.com/oceanprotocol/OEPs/tree/master/12) and [OEP-8 v0.4](https://github.com/oceanprotocol/OEPs/tree/master/8/v0.4) to better accomodate the DDOs to hold additional services, like execution of workflows and algorithms.
For migrating we only have to deal with the `metadata` service holding the asset metadata, which was restructured too:
For migrating, you only have to deal with the `metadata` service holding the asset metadata, which was restructured too:
old:
@ -105,6 +105,10 @@ NEW. Where `main` now holds the non-changable attributes only, everything else h
Those changes require updates to your code whenever you fetch or create a new DDO as outlined below.
Likewise, you have to migrate the DDOs of existing registered assets to the new structure. For this you can run our migration script on your respective Aquarius instance.
- [script: CHANGEME](https://github.com/oceanprotocol/CHANGEME)
### Lowercase Service Names
All the service names are now in lowercase:
@ -157,6 +161,8 @@ NEW:
await ocean.assets.order(ddo.id, service.index, accounts[0])
```
The value of of `service.index` is now also a number, and not a string.
### File Attribute Changes
In the file attributes, the `contentLength` is now a string.