query()

Conducts a vector query.

Invocation

new milvusClient(MILUVS_ADDRESS).dataManager.query(QueryReq);

Parameter

QueryReq

Parameter	Description	type	required
collection_name	Collection name	String	true
output_fields	Vector or scalar field to be returned	String[]	true
expr(optional)	Scalar field filter expression	String	false
partitions_names(optional)	Array of partition names	string[]	false

Example

new milvusClient(MILUVS_ADDRESS).dataManager.query({
  collection_name: 'my_collection',
  expr: "age in [1,2,3,4,5,6,7,8]",
  output_fields: ["age"],
});

Return

// query return