mGet #

Gets multiple documents.

The number of documents that can be fetched by a single request is limited by the documentsFetchCount server configuration (see the Configuring Kuzzle guide).

Query Syntax #

HTTP #

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URL: http://kuzzle:7512/<index>/<collection>/_mGet
Method: POST
Body:

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{
  "ids": ["<documentId>", "<anotherDocumentId>"]
}

You can also access this route with the GET verb:

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URL: http://kuzzle:7512/<index>/<collection>/_mGet?ids=documentId,anotherDocumentId
Method: GET

Other protocols #

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{
  "index": "<index>",
  "collection": "<collection>",
  "controller": "document",
  "action": "mGet",
  "body": {
    "ids": ["<documentId>", "<anotherDocumentId>"]
  }
}

Kourou #

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kourou document:mGet <index> <collection> <body>

Arguments #

collection: collection name
index: index name

Optional: #

strict: if set, an error will occur if any of the documents could not be retrieved
Available since 2.11.0

Body properties #

ids: an array of document identifiers to fetch

Response #

Returns an object containing 2 arrays: successes and errors

The successes array contain the list of retrieved documents.

Each document is an object with the following properties:

_id: document unique identifier
_source: document content
_version: version number of the document

The errors array contain the IDs of not found documents.

If strict mode is enabled, will rather return an error if at least one document could not been retreived.

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{
  "status": 200,
  "error": null,
  "index": "<index>",
  "collection": "<collection>",
  "action": "mGet",
  "controller": "document",
  "requestId": "<unique request identifier>",
  "result": {
    "successes": [
      {
        "_id": "<documentId>",
        "_source": {
          // document content
        },
        "_version": 4
      },
      {
        "_id": "<anotherDocumentId>",
        "_source": {
          // document content
        },
        "_version": 2
      }
    ]
    "errors": ["<anotherDocumentId>"]
  }
}