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POST
/
collections
/
{collectionName}
/
query
curl --request POST \
  --url https://{projectHost}/collections/{collectionName}/query \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "size": 2,
  "query": {
    "queryString": {
      "query": "example-field1:example-value"
    }
  }
}
'
{
  "took": 10,
  "maxScore": 1,
  "total": 2,
  "docs": [
    {
      "collection": "example-collection-name",
      "score": 1,
      "doc": {
        "example-field1": "example-value1",
        "example-field2": [
          0.1,
          0.2,
          0.3
        ]
      }
    },
    {
      "collection": "example-collection-name",
      "score": 0.9,
      "doc": {
        "example-field1": "example-value2",
        "example-field2": [
          0.4,
          0.5,
          0.6
        ]
      }
    }
  ],
  "isDocsInline": true
}

Documentation Index

Fetch the complete documentation index at: https://docs.lambdadb.ai/llms.txt

Use this file to discover all available pages before exploring further.

Authorizations

​
x-api-key
string
header
required

Project API Key.

Path Parameters

​
collectionName
string
required

Collection name.

Body

application/json
​
query
object
required

Query object. For managed embedding vector fields, use knn.queryText. For unmanaged vector fields, use knn.queryVector.

​
size
integer

Number of documents to return. Note that the maximum number of documents is 100.

​
consistentRead
boolean
default:false

If your application requires a strongly consistent read, set consistentRead to true. Although a strongly consistent read might take more time than an eventually consistent read, it always returns the last updated value.

​
includeVectors
boolean
default:false

If your application need to include vector values in the response, set includeVectors to true.

​
sort
object[]

List of field name, sort direction pairs.

​
fields
object

An object to specify a list of field names to include and/or exclude in the result.

​
partitionFilter
PartitionFilter · object

Response

Documents selected by query.

​
took
integer
required

Elapsed time in milliseconds.

​
total
integer
required

Total number of documents returned.

​
docs
object[]
required

List of documents.

​
isDocsInline
boolean
required

Whether the list of documents is included.

​
maxScore
number

Maximum score.

​
docsUrl
string

Optional download URL for the list of documents.