createCollection()

This method creates a collection with the specified schema.

Invocation

new milvusClient(MILUVS_ADDRESS).collectionManager.createCollection(
  CreateCollectionReq
);

Parameters

CreateCollectionReq(object)

Parameter	Description	Type	Required
collection_name	Name of the collection to create	String	True
fields	Schema of the collection to create	Field	True
timeout	An optional duration of time in millisecond to allow for the RPC. Default is undefined	Number	False

Fields(object)

Parameter	Description	Type	Required
name	Field name	String	True
description	Field description	String	True
data_type	Data type of the field (see the table below)	DataType	True
type_params	Vector field parameters	Object	False
autoID	Boolean value to indicate whether the IDs are automatically generated	Bool	False
is_primary_key	Boolean value to indicate whether this field is used as the primary key	Bool	False

DataType

Value	Description
0	None
1	Bool
2	Int8
3	Int16
4	Int32
5	Int64
10	Float
11	Double
20	String(Not supported yet)
21	Varchar
100	Binary vector
101	Float vector

Example

new milvusClient(MILUVS_ADDRESS).collectionManager.createCollection({
  collection_name: "my_collection",
  fields: [
    {
      name: "vector_01",
      description: "vector field",
      data_type: DataType.FloatVector,
      type_params: {
        dim: "8",
      },
    },
    {
      name: "age",
      data_type: DataType.Int64,
      autoID: true,
      is_primary_key: true,
      description: "",
    },
  ],
});

Return

// create collection return
{ error_code: 'Success', reason: '' }