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dropPartition()

MilvusClient interface. This method drops a partition. Note that this method drops all data in this partition and the default partition cannot be dropped.

R<RpcStatus> dropPartition(DropPartitionParam requestParam);

DropPartitionParam

Use the DropPartitionParam.Builder to construct a DropPartitionParam object.

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

Methods of DropPartitionParam.Builder:

Method Description Parameters
withCollectionName(String collectionName) Set the collection name. Collection name cannot be empty or null. collectionName: The target collection name.
withPartitionName(String partitionName) Set the partition name. Partition name cannot be empty or null. partitionName: The target partition name.
build() Construct a DropPartitionParam object. N/A

The DropPartitionParam.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.*;

DropPartitionParam param = DropPartitionParam.newBuilder()
        .withCollectionName(COLLECTION_NAME)
        .withPartitionName(PARTITION_NAME)
        .build();
R<RpcStatus> response = client.dropPartition(param);
if (response.getStatus() != R.Status.Success.getCode()) {
    System.out.println(response.getMessage());
}

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