transferReplica()

This operation reassigns the specified number of replicas from the source resource group to the target resource group.

Java

public Void transferReplica(TransferReplicaReq request)

Request Syntax

Java

transferReplica(TransferReplicaReq.builder()
    .sourceGroupName(String sourceGroupName)
    .targetGroupName(String targetGroupName)
    .collectionName(String collectionName)
    .databaseName(String databaseName)
    .numberOfReplicas(Long numberOfReplicas)
    .build()
)

BUILDER METHODS:

• sourceGroupName(String sourceGroupName)

  Name of the source resource group of this operation.

• targetGroupName(String targetGroupName)

  Name of the target resource group of this operation.

• collectionName(String collectionName)

  Name of the collection whose replicas will be transferred.

• databaseName(String databaseName)

  Name of the database that holds the target collection.

• numberOfReplicas(Long numberOfReplicas)

  Number of replicas to transfer.

RETURNS:

void

EXCEPTIONS:

• MilvusClientExceptions

  This exception will be raised when any error occurs during this operation.

Example

Java

import io.milvus.v2.client.ConnectConfig;
import io.milvus.v2.client.MilvusClientV2;
import io.milvus.v2.service.resourcegroup.request.TransferReplicaReq;

// 1. Set up a client
ConnectConfig connectConfig = ConnectConfig.builder()
        .uri("http://localhost:19530")
        .token("root:Milvus")
        .build();

MilvusClientV2 client = new MilvusClientV2(connectConfig);

// 2. Transfer replicas to another group
TransferReplicaReq transferReplicaReq = TransferReplicaReq.builder()
    .sourceGroupName("DEFAULT_RESOURCE_GROUP")
    .targetGroupName("rg1")
    .collectionName("test")
    .numberOfReplicas(4)
    .build();
client.transferReplica(transferReplicaReq);