milvus-io/milvus

[Feature]: Search by ID

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#39,157 opened on Jan 10, 2025

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 (8 comments) (0 reactions) (3 assignees)Go (4,000 forks)batch import
good first issuekind/feature

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Description

Is there an existing issue for this?

  • I have searched the existing issues

Is your feature request related to a problem? Please describe.

Given a ID, user want to retrieve it's vector and search topk of it.

query_ids = [3, 5] res = client.search( collection_name="my_collection", anns_field="vector", data=[query_ids], limit=3, search_params={"metric_type": "IP"} )

for hits in res: for hit in hits: print(hit)

Describe the solution you'd like.

No response

Describe an alternate solution.

No response

Anything else? (Additional Context)

No response

Contributor guide

Research direction
The issue requests a feature to search by ID in Milvus. The code snippet shows a Python client call. The repository's core search functionality is in Go. To implement, examine existing search implementation in internal/core and the Python SDK client code. Review comments in issue #39157 for any proposed design. The feature should handle conversion of query IDs to vectors and perform ANN search. No linked PRs were found; assignees are already working on it.
Tech stack
gopython
Domain
databasesearch
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
4
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
3-5 days
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Blocked
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
Understanding of Milvus search APIFamiliarity with vector searchGo programmingPython client usage
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
15