Hyperledger Fabric SDK for Node.js

Interface: Query

fabric-network. Query

Used by query handler implementations to evaluate transactions on peers of their choosing.

Methods

<async> evaluate(peers)

Get query results from specified peers.
Parameters:
Name Type Description
peers Array.<Endorser>
Returns:
Type
Promise.<Array.<(module:fabric-network.Query~QueryResponse|Error)>>

Type Definitions

QueryResponse

Type:
  • Object
Properties:
Name Type Description
isEndorsed boolean True if the proposal was endorsed by the peer.
status number The status value from the endorsement. This attribute will be set by the chaincode.
payload Buffer The payload value from the endorsement. This attribute may be considered the query value if the proposal was endorsed by the peer.
message string The message value from the endorsement. This property contains the error message from the peer if it did not endorse the proposal.