Stability improvement
Stabilitiy is the first priority of milvus for now.
The community decide to improve stability to a new step in the next major release, including:
- Refactor Rootcoord to support idempotent retry of all DDL actions
- Refactor Querycoord to solve the issues of loading collection error and failure recovery
- Refactor IndexCoord and refine index build process
- Support coordinator active/standby switch
- Increase the UT coverage for all coordinator and Knowhere execution engine to 90%
- Figure out some major memory issues.
- Add fully e2e test for Java and Golang SDKs.
- Support Quota to avoid overload the cluster
Major functionalities
Major functionalities
Change data capture
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Search by ID
Given a entity ID, search for the closest TOP N of this entitySegment LRU load
If data/index size is too large to fit in memory, support to load segment in LRU mode from disk.
Support alter collection attribute/schema
Alter collection to update attributes such as replica number, compression or add one field to collection
Vector Range Search (search by distance)
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Role based access control, See design of MEP29
Data backup
Support data backup and restore, help you to keep your data safe
Enhancement
Refactor collection Alias
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Performance boost on scalar filtering and vector comparison
Others
Observability
Refine Log and Error message
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