transferNode()
MilvusClient interface. This method transfers a query node from the source resource group to another resource group.
R<RpcStatus> transferNode(TransferNodeParam requestParam);
TransferNodeParam
Use the TransferNodeParam.Builder
to construct a TransferNodeParam
object.
import io.milvus.param. TransferNodeParam;
TransferNodeParam.Builder builder = TransferNodeParam.newBuilder();
Methods of TransferNodeParam.Builder
:
Method |
Description |
Parameters |
---|---|---|
withSourceGroupName(String groupName) |
Sets the source group name. groupName cannot be empty or null. |
groupName: The name of the source group. |
withTargetGroupName(String groupName) |
Sets the target group name. groupName cannot be empty or null. |
groupName: The name of the target group. |
withNodeNumber(Integer nodeNumber) |
Specify how many query nodes to transfer to another resource group. |
nodeNumber: The number of nodes to transfer. |
build() |
Construct a TransferNodeParam object. |
N/A |
The TransferNodeParam.Builder.build()
can throw the following exceptions:
- ParamException: error if the parameter is invalid.
Returns
This method catches all the exceptions and returns an R<RpcStatus>
object.
If the API fails on the server side, it returns the error code and message from the server.
If the API fails by RPC exception, it returns
R.Status.Unknown
and error message of the exception.If the API succeeds, it returns
R.Status.Success
.
Example
import io.milvus.param.TransferNodeParam;
R<RpcStatus> response = client.transferNode(TransferNodeParam.newBuilder()
.withTargetGroupName(sourceName)
.withTargetGroupName(targetName)
.withNodeNumber(1)
.build());
if (response.getStatus() != R.Status.Success.getCode()) {
throw new RuntimeException(response.getMessage());
}