feat(query): shard level failover - Githubissues

filodb / FiloDB

Distributed Prometheus time series database

Apache License 2.0

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feat(query): shard level failover #1766

Closed kvpetrov closed 4 months ago

kvpetrov commented 5 months ago

Pull Request checklist

[ ] The commit(s) message(s) follows the contribution guidelines ?
[ ] Tests for the changes have been added (for bug fixes / features) ?
[ ] Docs have been added / updated (for bug fixes / features) ?

Current behavior : if shard is not availably on the local cluster an entire query is sent over to the buddy cluster

New behavior : only part of the query is sent to the buddy cluster

BREAKING CHANGES

no breaking changes

Other information:

Breaking changes may include:

Any schema changes to any Cassandra tables
The serialized format for Dataset and Column (see .toString methods)
Over the wire formats for Akka messages / case classes
Changes to the HTTP public API
Changes to query parsing / PromQL parsing

Other information: