releasePartitions()

MilvusClient interface. This method releases partitions’ data from memory.

R<RpcStatus> releasePartitions(ReleasePartitionsParam requestParam);

ReleasePartitionsParam

Use the ReleasePartitionsParam.Builder to construct a ReleasePartitionsParam object.

import io.milvus.param.ReleasePartitionsParam;
ReleasePartitionsParam.Builder builder = ReleasePartitionsParam.newBuilder();

Methods of ReleasePartitionsParam.Builder:

Method	Description	Parameters
withCollectionName(String collectionName)	Set the collection name. Collection name cannot be empty or null.	collectionName: The target collection name.
withDatabaseName(String databaseName)	Sets the database name. database name can be null for default database.	databaseName: The database name.
withPartitionNames(List<String> partitionNames)	Set the partition names list. Partition names list cannot be null or empty.	partitionNames: The name list of partitions to be released.
addPartitionName(String partitionName)	Add a partition by name. Partition name cannot be empty or null.	partitionName: A target partition name.
build()	Construct a ReleasePartitionsParam object.	N/A

The ReleasePartitionsParam.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.*;

ReleasePartitionsParam param = ReleasePartitionsParam.newBuilder()
        .withCollectionName(COLLECTION_NAME)
        .addPartitionName(PARTITION_NAME)
        .build();
R<Boolean> response = client.releasePartitions(param);
if (response.getStatus() != R.Status.Success.getCode()) {
    System.out.println(response.getMessage());
}