Milvus

Milvus Entities API

The Entities API from Milvus — 7 operation(s) for entities.

GitHub OpenAPI

Operations 7

POST /v2/vectordb/entities/insert Insert entities/vectors #
POST /v2/vectordb/entities/upsert Upsert entities #
POST /v2/vectordb/entities/delete Delete entities #
POST /v2/vectordb/entities/get Get entities by id #
POST /v2/vectordb/entities/query Query entities with a scalar filter #
POST /v2/vectordb/entities/search Vector similarity search #
POST /v2/vectordb/entities/hybrid_search Hybrid (multi-vector) search #

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/milvus/refs/heads/main/openapi/milvus-entities-api-openapi.yml

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OpenAPI Specification

milvus-entities-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Milvus REST Collections Entities API
  description: 'RESTful API for the Milvus vector database (v2). Covers collections, entities,

    indexes, partitions, users, and roles. Sourced from

    https://milvus.io/api-reference/restful/v2.5.x.

    '
  version: 2.5.x
  contact:
    name: Milvus
    url: https://milvus.io
servers:
- url: http://localhost:19530
  description: Default local Milvus instance
security:
- BearerAuth: []
tags:
- name: Entities
paths:
  /v2/vectordb/entities/insert:
    post:
      summary: Insert entities/vectors
      operationId: insertEntities
      tags:
      - Entities
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                collectionName:
                  type: string
                data:
                  type: array
                  items:
                    type: object
                partitionName:
                  type: string
      responses:
        '200':
          description: Inserted
  /v2/vectordb/entities/upsert:
    post:
      summary: Upsert entities
      operationId: upsertEntities
      tags:
      - Entities
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                collectionName:
                  type: string
                data:
                  type: array
                  items:
                    type: object
      responses:
        '200':
          description: Upserted
  /v2/vectordb/entities/delete:
    post:
      summary: Delete entities
      operationId: deleteEntities
      tags:
      - Entities
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                collectionName:
                  type: string
                filter:
                  type: string
      responses:
        '200':
          description: Deleted
  /v2/vectordb/entities/get:
    post:
      summary: Get entities by id
      operationId: getEntities
      tags:
      - Entities
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                collectionName:
                  type: string
                id:
                  oneOf:
                  - type: integer
                  - type: string
                  - type: array
                    items:
                      type: integer
                outputFields:
                  type: array
                  items:
                    type: string
      responses:
        '200':
          description: Entities
  /v2/vectordb/entities/query:
    post:
      summary: Query entities with a scalar filter
      operationId: queryEntities
      tags:
      - Entities
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                collectionName:
                  type: string
                filter:
                  type: string
                outputFields:
                  type: array
                  items:
                    type: string
                limit:
                  type: integer
                offset:
                  type: integer
      responses:
        '200':
          description: Query results
  /v2/vectordb/entities/search:
    post:
      summary: Vector similarity search
      operationId: searchEntities
      tags:
      - Entities
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                collectionName:
                  type: string
                data:
                  type: array
                  items:
                    type: array
                    items:
                      type: number
                annsField:
                  type: string
                limit:
                  type: integer
                filter:
                  type: string
                outputFields:
                  type: array
                  items:
                    type: string
                searchParams:
                  type: object
      responses:
        '200':
          description: Search results
  /v2/vectordb/entities/hybrid_search:
    post:
      summary: Hybrid (multi-vector) search
      operationId: hybridSearchEntities
      tags:
      - Entities
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                collectionName:
                  type: string
                search:
                  type: array
                  items:
                    type: object
                rerank:
                  type: object
                limit:
                  type: integer
      responses:
        '200':
          description: Hybrid search results
components:
  securitySchemes:
    BearerAuth:
      type: http
      scheme: bearer
      description: 'Bearer token of the form `username:password` (e.g. `root:milvus`) when

        authentication is enabled.

        '