Release v0.8.20

[mkashwin]

Major changes in this release

1. Support for GraphQL queries to the Historian and Subscriptions to both MQTT as well as KAFKA
2. Enhanced the SparkplugB convertor to support
   • Arrays
   • PropertySets
   • DataSets
   • Templates
3. Update persistance logic of graphdb_client to handle complex payloads with nested array and dicts. The relations between parent node and child node is now enriched with child type ( type: dict/list) as well as the name of key ( attribute_name: )
4. Handling large ints which are not supported by Neo4j by converting them into String
5. Multiple security patches and updates
6. Migrated to asyncpg for the historian for better performance.

Breaking changes:

• Data model of graph database modified and is not backward compatible to previous release. If you need help with a migration script please raise a ticket / issue

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This discussion was created from the release Release v0.8.20.