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Keywords: Query / Search / Vector
Released: Milvus 2.0rc3
Summary
Using minimal memory consumption, let `search` or `query` operation support to return vector raw data in output fields.
Motivation
In Milvus 2.0rc1, operations like search or query do not support return vector raw data in output fields. This is from the consideration of memory consumption,
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- steaming segment
- vector field's index type is FLAT
- vector field's index has not been created
Design Details
- Add new field VectorFieldInfo into segment struct to record vector field related information
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When the offset of vector is obtained, we can get origin vector data from local vector data file.
Test Plan
Do query / search (with vector field in output fields) in all kinds of combinations of following scenarios, check the correctness of result.
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